project setup

.eslintignore

@@ -0,0 +1,3 @@
+node_modules
+build
+dist

.eslintrc

@@ -0,0 +1,47 @@
+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "plugins": [
+    "@typescript-eslint"
+  ],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "rules": {
+    "quotes": [
+      "error",
+      "double"
+    ],
+    "semi": "off",
+    "@typescript-eslint/semi": [
+      "error",
+      "always"
+    ],
+    "@typescript-eslint/no-explicit-any": [
+      "error",
+      {
+        "fixToUnknown": true
+      }
+    ],
+    "curly": "error",
+    "no-empty": "error",
+    "no-console": "error",
+    "no-alert": "error",
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "no-unused-vars": "off",
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      {
+        "varsIgnorePattern": "^_",
+        "argsIgnorePattern": "^_"
+      }
+    ],
+    "no-fallthrough": "off",
+    "arrow-parens": [
+      "error",
+      "as-needed"
+    ]
+  }
+}

.gitignore

@@ -0,0 +1,11 @@
+.env
+node_modules/
+*.code-workspace
+locally_execution/**/*
+test/**/_temp/**/*
+yarn.lock
+coverage/
+test-report.xml
+.idea/
+.vscode/
+dist/

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npm run lint && npm run build && git add build

.husky/pre-push

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npm run lint && npm run test

CHANGELOG.md

@@ -0,0 +1,7 @@
+# Changelog
+
+# V1.0
+
+[Link](https://github.com/lampajr/backporting/releases/tag/0.0.1)
+
+TODO

build/src/service/git/git-cli.js

@@ -0,0 +1,102 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const logger_service_factory_1 = __importDefault(require("../../service/logger/logger-service-factory"));
+const simple_git_1 = __importDefault(require("simple-git"));
+const fs_1 = __importDefault(require("fs"));
+/**
+ * Command line git commands executor service
+ */
+class GitCLIService {
+    constructor() {
+        this.logger = logger_service_factory_1.default.getLogger();
+    }
+    /**
+     * Return a pre-configured SimpleGit instance able to execute commands from current
+     * directory or the provided one
+     * @param cwd [optional] current working directory
+     * @returns {SimpleGit}
+     */
+    git(cwd) {
+        const gitConfig = { ...(cwd ? { baseDir: cwd } : {}) };
+        return (0, simple_git_1.default)(gitConfig).addConfig("user.name", "Github").addConfig("user.email", "noreply@github.com");
+    }
+    /**
+     * Return the git version
+     * @returns {Promise<string | undefined>}
+     */
+    async version() {
+        const rawOutput = await this.git().raw("version");
+        const match = rawOutput.match(/(\d+\.\d+(\.\d+)?)/);
+        return match ? match[1] : undefined;
+    }
+    /**
+     * Clone a git repository
+     * @param from url or path from which the repository should be cloned from
+     * @param to location at which the repository should be cloned at
+     * @param branch branch which should be cloned
+     */
+    async clone(from, to, branch) {
+        this.logger.info(`Cloning repository ${from}..`);
+        if (!fs_1.default.existsSync(to)) {
+            await this.git().clone(from, to, ["--quiet", "--shallow-submodules", "--no-tags", "--branch", branch]);
+        }
+        else {
+            this.logger.warn(`Folder ${to} already exist. Won't clone`);
+        }
+    }
+    /**
+     * Create a new branch starting from the current one and checkout in it
+     * @param cwd repository in which createBranch should be performed
+     * @param newBranch new branch name
+     */
+    async createLocalBranch(cwd, newBranch) {
+        this.logger.info(`Creating branch ${newBranch}..`);
+        await this.git(cwd).checkoutLocalBranch(newBranch);
+    }
+    /**
+     * Add a new remote to the current repository
+     * @param cwd repository in which addRemote should be performed
+     * @param remote remote git link
+     * @param remoteName [optional] name of the remote, by default 'fork' is used
+     */
+    async addRemote(cwd, remote, remoteName = "fork") {
+        this.logger.info(`Adding new remote ${remote}..`);
+        await this.git(cwd).addRemote(remoteName, remote);
+    }
+    /**
+     * Git fetch from a particular branch
+     * @param cwd repository in which fetch should be performed
+     * @param branch fetch from the given branch
+     * @param remote [optional] the remote to fetch, by default origin
+     */
+    async fetch(cwd, branch, remote = "origin") {
+        await this.git(cwd).fetch(remote, branch, ["--quiet"]);
+    }
+    /**
+     * Get cherry-pick a specific sha
+     * @param cwd repository in which the sha should be cherry picked to
+     * @param sha commit sha
+     */
+    async cherryPick(cwd, sha) {
+        this.logger.info(`Cherry picking ${sha}..`);
+        await this.git(cwd).raw(["cherry-pick", "--strategy=recursive", "-X", "theirs", sha]);
+    }
+    /**
+     * Push a branch to a remote
+     * @param cwd repository in which the push should be performed
+     * @param branch branch to be pushed
+     * @param remote [optional] remote to which the branch should be pushed to, by default 'origin'
+     */
+    async push(cwd, branch, remote = "origin", force = false) {
+        this.logger.info(`Pushing ${branch} to ${remote}..`);
+        const options = ["--quiet"];
+        if (force) {
+            options.push("--force-with-lease");
+        }
+        await this.git(cwd).push(remote, branch, options);
+    }
+}
+exports.default = GitCLIService;

build/src/service/git/git-service-factory.js

@@ -0,0 +1,36 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const git_types_1 = require("../../service/git/git.types");
+const github_service_1 = __importDefault(require("../../service/git/github/github-service"));
+/**
+ * Singleton git service factory class
+ */
+class GitServiceFactory {
+    static getService() {
+        if (!GitServiceFactory.instance) {
+            throw new Error("You must call `init` method first!");
+        }
+        return GitServiceFactory.instance;
+    }
+    /**
+     * Initialize the singleton git management service
+     * @param type git management service type
+     * @param auth authentication, like github token
+     */
+    static init(type, auth) {
+        if (GitServiceFactory.instance) {
+            throw new Error("Git service already initialized!");
+        }
+        switch (type) {
+            case git_types_1.GitServiceType.GITHUB:
+                GitServiceFactory.instance = new github_service_1.default(auth);
+                break;
+            default:
+                throw new Error(`Invalid git service type received: ${type}`);
+        }
+    }
+}
+exports.default = GitServiceFactory;

build/src/service/git/git-service.js

@@ -0,0 +1,2 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });

build/src/service/git/git.types.js

@@ -0,0 +1,7 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.GitServiceType = void 0;
+var GitServiceType;
+(function (GitServiceType) {
+    GitServiceType["GITHUB"] = "github";
+})(GitServiceType = exports.GitServiceType || (exports.GitServiceType = {}));

build/src/service/git/github/github-mapper.js

@@ -0,0 +1,18 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+class GitHubMapper {
+    mapPullRequest(pr) {
+        return {
+            url: pr.url,
+            title: pr.title,
+            body: pr.body,
+            patchUrl: pr.patch_url,
+            state: pr.state,
+            reviewers: pr.requested_reviewers.filter(r => "login" in r).map((r => r?.login)),
+            sourceRepo: pr.head.repo.full_name,
+            targetRepo: pr.base.repo.full_name,
+            commits: [pr.merge_commit_sha]
+        };
+    }
+}
+exports.default = GitHubMapper;

build/src/service/git/github/github-service.js

@@ -0,0 +1,30 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const github_mapper_1 = __importDefault(require("../../../service/git/github/github-mapper"));
+const octokit_factory_1 = __importDefault(require("../../../service/git/github/octokit-factory"));
+class GitHubService {
+    constructor(token) {
+        this.octokit = octokit_factory_1.default.getOctokit(token);
+        this.mapper = new github_mapper_1.default();
+    }
+    // READ
+    async getPullRequest(owner, repo, prNumber) {
+        const { data } = await this.octokit.rest.pulls.get({
+            owner: owner,
+            repo: repo,
+            pull_number: prNumber
+        });
+        return this.mapper.mapPullRequest(data);
+    }
+    // WRITE
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    createPullRequest(owner, repo, head, base, title, body, reviewers) {
+        // throw new Error("Method not implemented.");
+        // TODO implement
+        return Promise.resolve();
+    }
+}
+exports.default = GitHubService;

build/src/service/git/github/octokit-factory.js

@@ -0,0 +1,24 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const logger_service_factory_1 = __importDefault(require("../../../service/logger/logger-service-factory"));
+const rest_1 = require("@octokit/rest");
+/**
+ * Singleton factory class for {Octokit} instance
+ */
+class OctokitFactory {
+    static getOctokit(token) {
+        if (!OctokitFactory.octokit) {
+            OctokitFactory.logger.info("Creating octokit instance..");
+            OctokitFactory.octokit = new rest_1.Octokit({
+                auth: token,
+                userAgent: "lampajr/backporting"
+            });
+        }
+        return OctokitFactory.octokit;
+    }
+}
+exports.default = OctokitFactory;
+OctokitFactory.logger = logger_service_factory_1.default.getLogger();

build/src/service/logger/console-logger-service.js

@@ -0,0 +1,27 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const logger_1 = __importDefault(require("../../service/logger/logger"));
+class ConsoleLoggerService {
+    constructor() {
+        this.logger = new logger_1.default();
+    }
+    trace(message) {
+        this.logger.log("[TRACE]", message);
+    }
+    debug(message) {
+        this.logger.log("[DEBUG]", message);
+    }
+    info(message) {
+        this.logger.log("[INFO]", message);
+    }
+    warn(message) {
+        this.logger.log("[WARN]", message);
+    }
+    error(message) {
+        this.logger.log("[ERROR]", message);
+    }
+}
+exports.default = ConsoleLoggerService;

build/src/service/logger/logger-service-factory.js

@@ -0,0 +1,18 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const console_logger_service_1 = __importDefault(require("../../service/logger/console-logger-service"));
+/**
+ * Singleton factory class
+ */
+class LoggerServiceFactory {
+    static getLogger() {
+        if (!LoggerServiceFactory.instance) {
+            LoggerServiceFactory.instance = new console_logger_service_1.default();
+        }
+        return LoggerServiceFactory.instance;
+    }
+}
+exports.default = LoggerServiceFactory;

build/src/service/logger/logger-service.js

@@ -0,0 +1,2 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });

build/src/service/logger/logger.js

@@ -0,0 +1,15 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+/**
+ * Common logger class based on the console.log functionality
+ */
+class Logger {
+    log(prefix, ...str) {
+        // eslint-disable-next-line no-console
+        console.log.apply(console, [prefix, ...str]);
+    }
+    emptyLine() {
+        this.log("", "");
+    }
+}
+exports.default = Logger;

build/test/service/git/github/github-service.test.js

@@ -0,0 +1,29 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const git_service_factory_1 = __importDefault(require("../../../../src/service/git/git-service-factory"));
+const git_types_1 = require("../../../../src/service/git/git.types");
+const moctokit_data_1 = require("../../../support/moctokit/moctokit-data");
+const moctokit_support_1 = require("../../../support/moctokit/moctokit-support");
+describe("github service", () => {
+    let gitService;
+    beforeAll(() => {
+        // init git service
+        git_service_factory_1.default.init(git_types_1.GitServiceType.GITHUB, "whatever");
+    });
+    beforeEach(() => {
+        // mock github api calls
+        (0, moctokit_support_1.setupMoctokit)();
+        gitService = git_service_factory_1.default.getService();
+    });
+    test("get pull request: success", async () => {
+        const res = await gitService.getPullRequest(moctokit_data_1.targetOwner, moctokit_data_1.repo, moctokit_data_1.pullRequestNumber);
+        expect(res.sourceRepo).toBe("fork/reponame");
+        expect(res.targetRepo).toBe("owner/reponame");
+        expect(res.title).toBe("PR Title");
+        expect(res.commits.length).toBe(1);
+        expect(res.commits).toEqual(["28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc"]);
+    });
+});

build/test/support/moctokit/moctokit-data.js

@@ -0,0 +1,445 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.validPR = exports.commitRef = exports.invalidPullRequestNumber = exports.pullRequestNumber = exports.repo = exports.sourceOwner = exports.targetOwner = void 0;
+exports.targetOwner = "owner";
+exports.sourceOwner = "fork";
+exports.repo = "reponame";
+exports.pullRequestNumber = 2368;
+exports.invalidPullRequestNumber = 1;
+exports.commitRef = "91748965051fae1330ad58d15cf694e103267c87";
+exports.validPR = {
+    "url": "https://api.github.com/repos/owner/reponame/pulls/2368",
+    "id": 1137188271,
+    "node_id": "PR_kwDOABTq6s5DyB2v",
+    "html_url": "https://github.com/owner/reponame/pull/2368",
+    "diff_url": "https://github.com/owner/reponame/pull/2368.diff",
+    "patch_url": "https://github.com/owner/reponame/pull/2368.patch",
+    "issue_url": "https://api.github.com/repos/owner/reponame/issues/2368",
+    "number": 2368,
+    "state": "closed",
+    "locked": false,
+    "title": "PR Title",
+    "user": {
+        "login": "kie-ci",
+        "id": 11995863,
+        "node_id": "MDQ6VXNlcjExOTk1ODYz",
+        "avatar_url": "https://avatars.githubusercontent.com/u/11995863?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/kie-ci",
+        "html_url": "https://github.com/kie-ci",
+        "followers_url": "https://api.github.com/users/kie-ci/followers",
+        "following_url": "https://api.github.com/users/kie-ci/following{/other_user}",
+        "gists_url": "https://api.github.com/users/kie-ci/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/kie-ci/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/kie-ci/subscriptions",
+        "organizations_url": "https://api.github.com/users/kie-ci/orgs",
+        "repos_url": "https://api.github.com/users/kie-ci/repos",
+        "events_url": "https://api.github.com/users/kie-ci/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/kie-ci/received_events",
+        "type": "User",
+        "site_admin": false
+    },
+    "body": "Please review and merge",
+    "created_at": "2022-11-28T08:43:09Z",
+    "updated_at": "2022-11-28T10:11:53Z",
+    "closed_at": "2022-11-28T10:11:52Z",
+    "merged_at": "2022-11-28T10:11:52Z",
+    "merge_commit_sha": "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc",
+    "assignee": null,
+    "assignees": [],
+    "requested_reviewers": [
+        {
+            "login": "ghuser",
+            "id": 1422582,
+            "node_id": "MDQ6VXNlcjE0MjI1ODI=",
+            "avatar_url": "https://avatars.githubusercontent.com/u/1422582?v=4",
+            "gravatar_id": "",
+            "url": "https://api.github.com/users/ghuser",
+            "html_url": "https://github.com/ghuser",
+            "followers_url": "https://api.github.com/users/ghuser/followers",
+            "following_url": "https://api.github.com/users/ghuser/following{/other_user}",
+            "gists_url": "https://api.github.com/users/ghuser/gists{/gist_id}",
+            "starred_url": "https://api.github.com/users/ghuser/starred{/owner}{/repo}",
+            "subscriptions_url": "https://api.github.com/users/ghuser/subscriptions",
+            "organizations_url": "https://api.github.com/users/ghuser/orgs",
+            "repos_url": "https://api.github.com/users/ghuser/repos",
+            "events_url": "https://api.github.com/users/ghuser/events{/privacy}",
+            "received_events_url": "https://api.github.com/users/ghuser/received_events",
+            "type": "User",
+            "site_admin": false
+        }
+    ],
+    "requested_teams": [],
+    "labels": [],
+    "milestone": null,
+    "draft": false,
+    "commits_url": "https://api.github.com/repos/owner/reponame/pulls/2368/commits",
+    "review_comments_url": "https://api.github.com/repos/owner/reponame/pulls/2368/comments",
+    "review_comment_url": "https://api.github.com/repos/owner/reponame/pulls/comments{/number}",
+    "comments_url": "https://api.github.com/repos/owner/reponame/issues/2368/comments",
+    "statuses_url": "https://api.github.com/repos/owner/reponame/statuses/91748965051fae1330ad58d15cf694e103267c87",
+    "head": {
+        "label": "kiegroup:bump-8.31.x-drools-8.31.0.Final",
+        "ref": "bump-8.31.x-drools-8.31.0.Final",
+        "sha": "91748965051fae1330ad58d15cf694e103267c87",
+        "user": {
+            "login": "kiegroup",
+            "id": 517980,
+            "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+            "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+            "gravatar_id": "",
+            "url": "https://api.github.com/users/kiegroup",
+            "html_url": "https://github.com/kiegroup",
+            "followers_url": "https://api.github.com/users/kiegroup/followers",
+            "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+            "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+            "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+            "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+            "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+            "repos_url": "https://api.github.com/users/kiegroup/repos",
+            "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+            "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+            "type": "Organization",
+            "site_admin": false
+        },
+        "repo": {
+            "id": 1370858,
+            "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
+            "name": "optaplanner",
+            "full_name": "fork/reponame",
+            "private": false,
+            "owner": {
+                "login": "kiegroup",
+                "id": 517980,
+                "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+                "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+                "gravatar_id": "",
+                "url": "https://api.github.com/users/kiegroup",
+                "html_url": "https://github.com/kiegroup",
+                "followers_url": "https://api.github.com/users/kiegroup/followers",
+                "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+                "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+                "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+                "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+                "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+                "repos_url": "https://api.github.com/users/kiegroup/repos",
+                "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+                "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+                "type": "Organization",
+                "site_admin": false
+            },
+            "html_url": "https://github.com/fork/reponame",
+            "description": "AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.",
+            "fork": false,
+            "url": "https://api.github.com/repos/fork/reponame",
+            "forks_url": "https://api.github.com/repos/fork/reponame/forks",
+            "keys_url": "https://api.github.com/repos/fork/reponame/keys{/key_id}",
+            "collaborators_url": "https://api.github.com/repos/fork/reponame/collaborators{/collaborator}",
+            "teams_url": "https://api.github.com/repos/fork/reponame/teams",
+            "hooks_url": "https://api.github.com/repos/fork/reponame/hooks",
+            "issue_events_url": "https://api.github.com/repos/fork/reponame/issues/events{/number}",
+            "events_url": "https://api.github.com/repos/fork/reponame/events",
+            "assignees_url": "https://api.github.com/repos/fork/reponame/assignees{/user}",
+            "branches_url": "https://api.github.com/repos/fork/reponame/branches{/branch}",
+            "tags_url": "https://api.github.com/repos/fork/reponame/tags",
+            "blobs_url": "https://api.github.com/repos/fork/reponame/git/blobs{/sha}",
+            "git_tags_url": "https://api.github.com/repos/fork/reponame/git/tags{/sha}",
+            "git_refs_url": "https://api.github.com/repos/fork/reponame/git/refs{/sha}",
+            "trees_url": "https://api.github.com/repos/fork/reponame/git/trees{/sha}",
+            "statuses_url": "https://api.github.com/repos/fork/reponame/statuses/{sha}",
+            "languages_url": "https://api.github.com/repos/fork/reponame/languages",
+            "stargazers_url": "https://api.github.com/repos/fork/reponame/stargazers",
+            "contributors_url": "https://api.github.com/repos/fork/reponame/contributors",
+            "subscribers_url": "https://api.github.com/repos/fork/reponame/subscribers",
+            "subscription_url": "https://api.github.com/repos/fork/reponame/subscription",
+            "commits_url": "https://api.github.com/repos/fork/reponame/commits{/sha}",
+            "git_commits_url": "https://api.github.com/repos/fork/reponame/git/commits{/sha}",
+            "comments_url": "https://api.github.com/repos/fork/reponame/comments{/number}",
+            "issue_comment_url": "https://api.github.com/repos/fork/reponame/issues/comments{/number}",
+            "contents_url": "https://api.github.com/repos/fork/reponame/contents/{+path}",
+            "compare_url": "https://api.github.com/repos/fork/reponame/compare/{base}...{head}",
+            "merges_url": "https://api.github.com/repos/fork/reponame/merges",
+            "archive_url": "https://api.github.com/repos/fork/reponame/{archive_format}{/ref}",
+            "downloads_url": "https://api.github.com/repos/fork/reponame/downloads",
+            "issues_url": "https://api.github.com/repos/fork/reponame/issues{/number}",
+            "pulls_url": "https://api.github.com/repos/fork/reponame/pulls{/number}",
+            "milestones_url": "https://api.github.com/repos/fork/reponame/milestones{/number}",
+            "notifications_url": "https://api.github.com/repos/fork/reponame/notifications{?since,all,participating}",
+            "labels_url": "https://api.github.com/repos/fork/reponame/labels{/name}",
+            "releases_url": "https://api.github.com/repos/fork/reponame/releases{/id}",
+            "deployments_url": "https://api.github.com/repos/fork/reponame/deployments",
+            "created_at": "2011-02-15T19:38:23Z",
+            "updated_at": "2022-11-28T05:01:47Z",
+            "pushed_at": "2022-11-28T10:50:51Z",
+            "git_url": "git://github.com/fork/reponame.git",
+            "ssh_url": "git@github.com:fork/reponame.git",
+            "clone_url": "https://github.com/fork/reponame.git",
+            "svn_url": "https://github.com/fork/reponame",
+            "homepage": "https://www.optaplanner.org",
+            "size": 238339,
+            "stargazers_count": 2811,
+            "watchers_count": 2811,
+            "language": "Java",
+            "has_issues": false,
+            "has_projects": false,
+            "has_downloads": true,
+            "has_wiki": false,
+            "has_pages": false,
+            "has_discussions": false,
+            "forks_count": 878,
+            "mirror_url": null,
+            "archived": false,
+            "disabled": false,
+            "open_issues_count": 30,
+            "license": {
+                "key": "apache-2.0",
+                "name": "Apache License 2.0",
+                "spdx_id": "Apache-2.0",
+                "url": "https://api.github.com/licenses/apache-2.0",
+                "node_id": "MDc6TGljZW5zZTI="
+            },
+            "allow_forking": true,
+            "is_template": false,
+            "web_commit_signoff_required": false,
+            "topics": [
+                "artificial-intelligence",
+                "branch-and-bound",
+                "constraint-programming",
+                "constraint-satisfaction-problem",
+                "constraint-solver",
+                "constraints",
+                "employee-rostering",
+                "java",
+                "local-search",
+                "mathematical-optimization",
+                "metaheuristics",
+                "optimization",
+                "rostering",
+                "scheduling",
+                "simulated-annealing",
+                "solver",
+                "tabu-search",
+                "traveling-salesman",
+                "traveling-salesman-problem",
+                "vehicle-routing-problem"
+            ],
+            "visibility": "public",
+            "forks": 878,
+            "open_issues": 30,
+            "watchers": 2811,
+            "default_branch": "main"
+        }
+    },
+    "base": {
+        "label": "kiegroup:8.31.x",
+        "ref": "8.31.x",
+        "sha": "8cfc286765cb01c84a1d62c65519fa8032bfecbd",
+        "user": {
+            "login": "kiegroup",
+            "id": 517980,
+            "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+            "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+            "gravatar_id": "",
+            "url": "https://api.github.com/users/kiegroup",
+            "html_url": "https://github.com/kiegroup",
+            "followers_url": "https://api.github.com/users/kiegroup/followers",
+            "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+            "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+            "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+            "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+            "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+            "repos_url": "https://api.github.com/users/kiegroup/repos",
+            "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+            "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+            "type": "Organization",
+            "site_admin": false
+        },
+        "repo": {
+            "id": 1370858,
+            "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
+            "name": "optaplanner",
+            "full_name": "owner/reponame",
+            "private": false,
+            "owner": {
+                "login": "kiegroup",
+                "id": 517980,
+                "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+                "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+                "gravatar_id": "",
+                "url": "https://api.github.com/users/kiegroup",
+                "html_url": "https://github.com/kiegroup",
+                "followers_url": "https://api.github.com/users/kiegroup/followers",
+                "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+                "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+                "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+                "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+                "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+                "repos_url": "https://api.github.com/users/kiegroup/repos",
+                "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+                "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+                "type": "Organization",
+                "site_admin": false
+            },
+            "html_url": "https://github.com/owner/reponame",
+            "description": "AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.",
+            "fork": false,
+            "url": "https://api.github.com/repos/owner/reponame",
+            "forks_url": "https://api.github.com/repos/owner/reponame/forks",
+            "keys_url": "https://api.github.com/repos/owner/reponame/keys{/key_id}",
+            "collaborators_url": "https://api.github.com/repos/owner/reponame/collaborators{/collaborator}",
+            "teams_url": "https://api.github.com/repos/owner/reponame/teams",
+            "hooks_url": "https://api.github.com/repos/owner/reponame/hooks",
+            "issue_events_url": "https://api.github.com/repos/owner/reponame/issues/events{/number}",
+            "events_url": "https://api.github.com/repos/owner/reponame/events",
+            "assignees_url": "https://api.github.com/repos/owner/reponame/assignees{/user}",
+            "branches_url": "https://api.github.com/repos/owner/reponame/branches{/branch}",
+            "tags_url": "https://api.github.com/repos/owner/reponame/tags",
+            "blobs_url": "https://api.github.com/repos/owner/reponame/git/blobs{/sha}",
+            "git_tags_url": "https://api.github.com/repos/owner/reponame/git/tags{/sha}",
+            "git_refs_url": "https://api.github.com/repos/owner/reponame/git/refs{/sha}",
+            "trees_url": "https://api.github.com/repos/owner/reponame/git/trees{/sha}",
+            "statuses_url": "https://api.github.com/repos/owner/reponame/statuses/{sha}",
+            "languages_url": "https://api.github.com/repos/owner/reponame/languages",
+            "stargazers_url": "https://api.github.com/repos/owner/reponame/stargazers",
+            "contributors_url": "https://api.github.com/repos/owner/reponame/contributors",
+            "subscribers_url": "https://api.github.com/repos/owner/reponame/subscribers",
+            "subscription_url": "https://api.github.com/repos/owner/reponame/subscription",
+            "commits_url": "https://api.github.com/repos/owner/reponame/commits{/sha}",
+            "git_commits_url": "https://api.github.com/repos/owner/reponame/git/commits{/sha}",
+            "comments_url": "https://api.github.com/repos/owner/reponame/comments{/number}",
+            "issue_comment_url": "https://api.github.com/repos/owner/reponame/issues/comments{/number}",
+            "contents_url": "https://api.github.com/repos/owner/reponame/contents/{+path}",
+            "compare_url": "https://api.github.com/repos/owner/reponame/compare/{base}...{head}",
+            "merges_url": "https://api.github.com/repos/owner/reponame/merges",
+            "archive_url": "https://api.github.com/repos/owner/reponame/{archive_format}{/ref}",
+            "downloads_url": "https://api.github.com/repos/owner/reponame/downloads",
+            "issues_url": "https://api.github.com/repos/owner/reponame/issues{/number}",
+            "pulls_url": "https://api.github.com/repos/owner/reponame/pulls{/number}",
+            "milestones_url": "https://api.github.com/repos/owner/reponame/milestones{/number}",
+            "notifications_url": "https://api.github.com/repos/owner/reponame/notifications{?since,all,participating}",
+            "labels_url": "https://api.github.com/repos/owner/reponame/labels{/name}",
+            "releases_url": "https://api.github.com/repos/owner/reponame/releases{/id}",
+            "deployments_url": "https://api.github.com/repos/owner/reponame/deployments",
+            "created_at": "2011-02-15T19:38:23Z",
+            "updated_at": "2022-11-28T05:01:47Z",
+            "pushed_at": "2022-11-28T10:50:51Z",
+            "git_url": "git://github.com/owner/reponame.git",
+            "ssh_url": "git@github.com:owner/reponame.git",
+            "clone_url": "https://github.com/owner/reponame.git",
+            "svn_url": "https://github.com/owner/reponame",
+            "homepage": "https://www.optaplanner.org",
+            "size": 238339,
+            "stargazers_count": 2811,
+            "watchers_count": 2811,
+            "language": "Java",
+            "has_issues": false,
+            "has_projects": false,
+            "has_downloads": true,
+            "has_wiki": false,
+            "has_pages": false,
+            "has_discussions": false,
+            "forks_count": 878,
+            "mirror_url": null,
+            "archived": false,
+            "disabled": false,
+            "open_issues_count": 30,
+            "license": {
+                "key": "apache-2.0",
+                "name": "Apache License 2.0",
+                "spdx_id": "Apache-2.0",
+                "url": "https://api.github.com/licenses/apache-2.0",
+                "node_id": "MDc6TGljZW5zZTI="
+            },
+            "allow_forking": true,
+            "is_template": false,
+            "web_commit_signoff_required": false,
+            "topics": [
+                "artificial-intelligence",
+                "branch-and-bound",
+                "constraint-programming",
+                "constraint-satisfaction-problem",
+                "constraint-solver",
+                "constraints",
+                "employee-rostering",
+                "java",
+                "local-search",
+                "mathematical-optimization",
+                "metaheuristics",
+                "optimization",
+                "rostering",
+                "scheduling",
+                "simulated-annealing",
+                "solver",
+                "tabu-search",
+                "traveling-salesman",
+                "traveling-salesman-problem",
+                "vehicle-routing-problem"
+            ],
+            "visibility": "public",
+            "forks": 878,
+            "open_issues": 30,
+            "watchers": 2811,
+            "default_branch": "main"
+        }
+    },
+    "_links": {
+        "self": {
+            "href": "https://api.github.com/repos/owner/reponame/pulls/2368"
+        },
+        "html": {
+            "href": "https://github.com/owner/reponame/pull/2368"
+        },
+        "issue": {
+            "href": "https://api.github.com/repos/owner/reponame/issues/2368"
+        },
+        "comments": {
+            "href": "https://api.github.com/repos/owner/reponame/issues/2368/comments"
+        },
+        "review_comments": {
+            "href": "https://api.github.com/repos/owner/reponame/pulls/2368/comments"
+        },
+        "review_comment": {
+            "href": "https://api.github.com/repos/owner/reponame/pulls/comments{/number}"
+        },
+        "commits": {
+            "href": "https://api.github.com/repos/owner/reponame/pulls/2368/commits"
+        },
+        "statuses": {
+            "href": "https://api.github.com/repos/owner/reponame/statuses/91748965051fae1330ad58d15cf694e103267c87"
+        }
+    },
+    "author_association": "CONTRIBUTOR",
+    "auto_merge": null,
+    "active_lock_reason": null,
+    "merged": true,
+    "mergeable": null,
+    "rebaseable": null,
+    "mergeable_state": "unknown",
+    "merged_by": {
+        "login": "radtriste",
+        "id": 17157711,
+        "node_id": "MDQ6VXNlcjE3MTU3NzEx",
+        "avatar_url": "https://avatars.githubusercontent.com/u/17157711?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/radtriste",
+        "html_url": "https://github.com/radtriste",
+        "followers_url": "https://api.github.com/users/radtriste/followers",
+        "following_url": "https://api.github.com/users/radtriste/following{/other_user}",
+        "gists_url": "https://api.github.com/users/radtriste/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/radtriste/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/radtriste/subscriptions",
+        "organizations_url": "https://api.github.com/users/radtriste/orgs",
+        "repos_url": "https://api.github.com/users/radtriste/repos",
+        "events_url": "https://api.github.com/users/radtriste/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/radtriste/received_events",
+        "type": "User",
+        "site_admin": false
+    },
+    "comments": 0,
+    "review_comments": 0,
+    "maintainer_can_modify": false,
+    "commits": 2,
+    "additions": 2,
+    "deletions": 2,
+    "changed_files": 2
+};

build/test/support/moctokit/moctokit-support.js

@@ -0,0 +1,47 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.setupMoctokit = void 0;
+const logger_service_factory_1 = __importDefault(require("../../../src/service/logger/logger-service-factory"));
+const mock_github_1 = require("@kie/mock-github");
+const moctokit_data_1 = require("./moctokit-data");
+const logger = logger_service_factory_1.default.getLogger();
+const setupMoctokit = () => {
+    logger.debug("Setting up moctokit..");
+    const mock = new mock_github_1.Moctokit();
+    // setup the mock requests here
+    // valid requests
+    mock.rest.pulls
+        .get({
+        owner: moctokit_data_1.targetOwner,
+        repo: moctokit_data_1.repo,
+        pull_number: moctokit_data_1.pullRequestNumber
+    })
+        .reply({
+        status: 200,
+        data: moctokit_data_1.validPR
+    });
+    mock.rest.pulls
+        .create()
+        .reply({
+        status: 201,
+        data: moctokit_data_1.validPR
+    });
+    // invalid requests
+    mock.rest.pulls
+        .get({
+        owner: moctokit_data_1.targetOwner,
+        repo: moctokit_data_1.repo,
+        pull_number: moctokit_data_1.invalidPullRequestNumber
+    })
+        .reply({
+        status: 404,
+        data: {
+            message: "Not found"
+        }
+    });
+    return mock;
+};
+exports.setupMoctokit = setupMoctokit;

jest.config.ts

@@ -0,0 +1,16 @@
+import type { Config } from "@jest/types";
+// Sync object
+const jestConfig: Config.InitialOptions = {
+  verbose: true,
+  transform: {
+    "^.+\\.tsx?$": "ts-jest",
+  },
+  moduleNameMapper: {
+    "^@gb/(.*)$": "<rootDir>/src/$1",
+  },
+  clearMocks: true,
+  resetMocks: true,
+  modulePathIgnorePatterns: ["<rootDir>/dist/"],
+  coveragePathIgnorePatterns: ["<rootDir>/node_modules/", "<rootDir>/test/", "<rootDir>/build/", "<rootDir>/dist/"]
+};
+export default jestConfig;

package.json

@@ -0,0 +1,70 @@
+{
+  "name": "@lampajr/backporting",
+  "version": "0.0.1",
+  "description": "Tool to execute automatic git backporting.",
+  "author": "",
+  "license": "MIT",
+  "private": false,
+  "main": "./build/src/bin/main.js",
+  "bin": {
+    "backporting": "./build/src/bin/main.js"
+  },
+  "files": [
+    "build/"
+  ],
+  "scripts": {
+    "prepare": "husky install",
+    "clean": "rm -rf ./build",
+    "compile": "tsc -p tsconfig.json && tsc-alias -p tsconfig.json",
+    "build": "npm run clean && npm run compile",
+    "package": "ncc build --source-map --license licenses.txt",
+    "test": "jest",
+    "test:report": "npm test -- --coverage --testResultsProcessor=jest-sonar-reporter",
+    "lint": "eslint . --ext .ts",
+    "lint:fix": "npm run lint -- --fix",
+    "ts-node": "ts-node"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/lampajr/backporting.git"
+  },
+  "keywords": [
+    "backporting",
+    "pull-requests",
+    "github-action",
+    "cherry-pick"
+  ],
+  "bugs": {
+    "url": "https://github.com/lampajr/backporting/issues"
+  },
+  "homepage": "https://github.com/lampajr/backporting#readme",
+  "devDependencies": {
+    "@kie/mock-github": "^0.1.1",
+    "@types/fs-extra": "^9.0.13",
+    "@types/jest": "^28.1.8",
+    "@types/node": "^17.0.41",
+    "@typescript-eslint/eslint-plugin": "^5.45.1",
+    "@typescript-eslint/parser": "^5.45.1",
+    "eslint": "^8.29.0",
+    "husky": "^8.0.2",
+    "jest": "^29.3.1",
+    "jest-sonar-reporter": "^2.0.0",
+    "ts-jest": "^29.0.3",
+    "ts-node": "^10.8.1",
+    "tsc-alias": "^1.7.1",
+    "tsconfig-paths": "^4.1.0",
+    "typescript": "^4.9.3"
+  },
+  "dependencies": {
+    "@actions/artifact": "^1.1.0",
+    "@actions/core": "^1.8.2",
+    "@actions/exec": "^1.1.1",
+    "@actions/glob": "^0.3.0",
+    "@octokit/rest": "^19.0.5",
+    "@octokit/types": "^8.0.0",
+    "@octokit/webhooks-types": "^6.7.0",
+    "commander": "^9.3.0",
+    "fs-extra": "^10.1.0",
+    "simple-git": "^3.15.1"
+  }
+}

src/service/git/git-cli.ts

@@ -0,0 +1,110 @@
+import LoggerService from "@gb/service/logger/logger-service";
+import LoggerServiceFactory from "@gb/service/logger/logger-service-factory";
+import simpleGit, { SimpleGit } from "simple-git";
+import fs from "fs";
+
+/**
+ * Command line git commands executor service
+ */
+export default class GitCLIService {
+
+  private readonly logger: LoggerService;
+
+  constructor() {
+    this.logger = LoggerServiceFactory.getLogger();
+  }
+
+  /**
+   * Return a pre-configured SimpleGit instance able to execute commands from current
+   * directory or the provided one
+   * @param cwd [optional] current working directory
+   * @returns {SimpleGit} 
+   */
+  private git(cwd?: string): SimpleGit {
+    const gitConfig = { ...(cwd ? { baseDir: cwd } : {})};
+    return simpleGit(gitConfig).addConfig("user.name", "Github").addConfig("user.email", "noreply@github.com");
+  }
+
+  /**
+   * Return the git version
+   * @returns {Promise<string | undefined>}
+   */
+  async version(): Promise<string | undefined> {
+    const rawOutput = await this.git().raw("version");
+    const match = rawOutput.match(/(\d+\.\d+(\.\d+)?)/);
+    return match ? match[1] : undefined;
+  }
+
+  /**
+   * Clone a git repository
+   * @param from url or path from which the repository should be cloned from
+   * @param to location at which the repository should be cloned at
+   * @param branch branch which should be cloned
+   */
+  async clone(from: string, to: string, branch: string): Promise<void> {
+    this.logger.info(`Cloning repository ${from}..`);
+    if (!fs.existsSync(to)) {
+      await this.git().clone(from, to, ["--quiet", "--shallow-submodules", "--no-tags", "--branch", branch]);
+    } else {
+      this.logger.warn(`Folder ${to} already exist. Won't clone`);
+    }
+  }
+
+  /**
+   * Create a new branch starting from the current one and checkout in it
+   * @param cwd repository in which createBranch should be performed
+   * @param newBranch new branch name
+   */
+  async createLocalBranch(cwd: string, newBranch: string): Promise<void> {
+    this.logger.info(`Creating branch ${newBranch}..`);
+    await this.git(cwd).checkoutLocalBranch(newBranch);
+  }
+
+  /**
+   * Add a new remote to the current repository
+   * @param cwd repository in which addRemote should be performed
+   * @param remote remote git link
+   * @param remoteName [optional] name of the remote, by default 'fork' is used 
+   */
+  async addRemote(cwd: string, remote: string, remoteName = "fork"): Promise<void> {
+    this.logger.info(`Adding new remote ${remote}..`);
+    await this.git(cwd).addRemote(remoteName, remote);
+  }
+
+  /**
+   * Git fetch from a particular branch
+   * @param cwd repository in which fetch should be performed
+   * @param branch fetch from the given branch
+   * @param remote [optional] the remote to fetch, by default origin
+   */
+  async fetch(cwd: string, branch: string, remote = "origin"): Promise<void> {
+    await this.git(cwd).fetch(remote, branch, ["--quiet"]);
+  }
+
+  /**
+   * Get cherry-pick a specific sha
+   * @param cwd repository in which the sha should be cherry picked to
+   * @param sha commit sha
+   */
+  async cherryPick(cwd: string, sha: string): Promise<void> {
+    this.logger.info(`Cherry picking ${sha}..`);
+    await this.git(cwd).raw(["cherry-pick", "--strategy=recursive", "-X", "theirs", sha]);
+  }
+
+  /**
+   * Push a branch to a remote
+   * @param cwd repository in which the push should be performed
+   * @param branch branch to be pushed
+   * @param remote [optional] remote to which the branch should be pushed to, by default 'origin'
+   */
+  async push(cwd: string, branch: string, remote = "origin", force = false): Promise<void> {
+    this.logger.info(`Pushing ${branch} to ${remote}..`);
+    
+    const options = ["--quiet"];
+    if (force) {
+      options.push("--force-with-lease");
+    }
+    await this.git(cwd).push(remote, branch, options);
+  }
+
+}

src/service/git/git-service-factory.ts

@@ -0,0 +1,39 @@
+import GitService from "@gb/service/git/git-service";
+import { GitServiceType } from "@gb/service/git/git.types";
+import GitHubService from "@gb/service/git/github/github-service";
+
+/**
+ * Singleton git service factory class
+ */
+export default class GitServiceFactory {
+  
+  private static instance?: GitService;
+
+  public static getService(): GitService {
+    if (!GitServiceFactory.instance) {
+      throw new Error("You must call `init` method first!");
+    }
+
+    return GitServiceFactory.instance;
+  }
+
+  /**
+   * Initialize the singleton git management service
+   * @param type git management service type
+   * @param auth authentication, like github token
+   */
+  public static init(type: GitServiceType, auth: string): void {
+
+    if (GitServiceFactory.instance) {
+      throw new Error("Git service already initialized!");
+    }
+
+    switch(type) {
+      case GitServiceType.GITHUB:
+        GitServiceFactory.instance = new GitHubService(auth);   
+        break;
+      default:
+        throw new Error(`Invalid git service type received: ${type}`);
+    }
+  }
+}

src/service/git/git-service.ts

@@ -0,0 +1,33 @@
+import { GitPullRequest } from "@gb/service/git/git.types";
+
+/**
+ * Git management service interface, which provides a common API for interacting 
+ * with several git management services like GitHub, Gitlab or Bitbucket.
+ */
+ export default interface GitService {
+
+  // READ
+
+  /**
+   * Get a pull request object from the underneath git service
+   * @param owner repository's owner
+   * @param repo repository's name
+   * @param prNumber pull request number
+   * @returns {Promise<PullRequest>}
+   */
+  getPullRequest(owner: string, repo: string, prNumber: number): Promise<GitPullRequest>;
+
+  // WRITE
+
+  /**
+   * Create a new pull request on the underneath git service
+   * @param owner repository's owner
+   * @param repo repository's name
+   * @param head name of the source branch
+   * @param base name of the target branch
+   * @param title pr title
+   * @param body  pr body
+   * @param reviewers pr list of reviewers
+   */
+  createPullRequest(owner: string, repo: string, head: string, base: string, title: string, body: string, reviewers: string[]): Promise<void>;
+}

src/service/git/git.types.ts

@@ -0,0 +1,15 @@
+export interface GitPullRequest {
+  url: string,
+  patchUrl: string,
+  state: string,
+  title: string,
+  body: string,
+  reviewers: string[],
+  targetRepo: string,
+  sourceRepo: string,
+  commits: string[]
+}
+
+export enum GitServiceType {
+  GITHUB = "github"
+}

src/service/git/github/github-mapper.ts

@@ -0,0 +1,19 @@
+import { GitPullRequest } from "@gb/service/git/git.types";
+import { PullRequest, User } from "@octokit/webhooks-types";
+
+export default class GitHubMapper {
+
+  mapPullRequest(pr: PullRequest): GitPullRequest {
+    return {
+      url: pr.url,
+      title: pr.title,
+      body: pr.body,
+      patchUrl: pr.patch_url,
+      state: pr.state,
+      reviewers: pr.requested_reviewers.filter(r => "login" in r).map((r => (r as User)?.login)),
+      sourceRepo: pr.head.repo.full_name,
+      targetRepo: pr.base.repo.full_name,
+      commits: [pr.merge_commit_sha]
+    } as GitPullRequest;
+  }
+}

src/service/git/github/github-service.ts

@@ -0,0 +1,38 @@
+import GitService from "@gb/service/git/git-service";
+import { GitPullRequest } from "@gb/service/git/git.types";
+import GitHubMapper from "@gb/service/git/github/github-mapper";
+import OctokitFactory from "@gb/service/git/github/octokit-factory";
+import { Octokit } from "@octokit/rest";
+import { PullRequest } from "@octokit/webhooks-types";
+
+export default class GitHubService implements GitService {
+  
+  private octokit: Octokit;
+  private mapper: GitHubMapper;
+
+  constructor(token: string) {
+    this.octokit = OctokitFactory.getOctokit(token);
+    this.mapper = new GitHubMapper();
+  }
+
+  // READ
+
+  async getPullRequest(owner: string, repo: string, prNumber: number): Promise<GitPullRequest> {
+    const { data } = await this.octokit.rest.pulls.get({
+      owner: owner,
+      repo: repo,
+      pull_number: prNumber
+    });
+
+    return this.mapper.mapPullRequest(data as PullRequest);
+  }
+
+  // WRITE
+  
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  createPullRequest(owner: string, repo: string, head: string, base: string, title: string, body: string, reviewers: string[]): Promise<void> {
+    // throw new Error("Method not implemented.");
+    // TODO implement
+    return Promise.resolve();
+  }
+}

src/service/git/github/octokit-factory.ts

@@ -0,0 +1,24 @@
+import LoggerService from "@gb/service/logger/logger-service";
+import LoggerServiceFactory from "@gb/service/logger/logger-service-factory";
+import { Octokit } from "@octokit/rest";
+
+/**
+ * Singleton factory class for {Octokit} instance
+ */
+export default class OctokitFactory {
+  
+  private static logger: LoggerService = LoggerServiceFactory.getLogger();
+  private static octokit?: Octokit;
+
+  public static getOctokit(token: string): Octokit {
+    if (!OctokitFactory.octokit) {
+      OctokitFactory.logger.info("Creating octokit instance..");
+      OctokitFactory.octokit = new Octokit({
+        auth: token,
+        userAgent: "lampajr/backporting"
+      });
+    }
+
+    return OctokitFactory.octokit;
+  }
+}

src/service/logger/console-logger-service.ts

@@ -0,0 +1,32 @@
+import Logger from "@gb/service/logger/logger";
+import LoggerService from "@gb/service/logger/logger-service";
+
+export default class ConsoleLoggerService implements LoggerService {
+
+  private readonly logger;
+
+  constructor() {
+    this.logger = new Logger();
+  }
+  
+  trace(message: string): void {
+    this.logger.log("[TRACE]", message);
+  }
+  
+  debug(message: string): void {
+    this.logger.log("[DEBUG]", message);
+  }
+  
+  info(message: string): void {
+    this.logger.log("[INFO]", message);
+  }
+  
+  warn(message: string): void {
+    this.logger.log("[WARN]", message);
+  }
+  
+  error(message: string): void {
+    this.logger.log("[ERROR]", message);
+  }
+
+}

src/service/logger/logger-service-factory.ts

@@ -0,0 +1,18 @@
+import ConsoleLoggerService from "@gb/service/logger/console-logger-service";
+import LoggerService from "@gb/service/logger/logger-service";
+
+/**
+ * Singleton factory class
+ */
+export default class LoggerServiceFactory {
+
+  private static instance?: LoggerService;
+
+  public static getLogger(): LoggerService {
+    if (!LoggerServiceFactory.instance) {
+      LoggerServiceFactory.instance = new ConsoleLoggerService();
+    }
+
+    return LoggerServiceFactory.instance;
+  }
+}

src/service/logger/logger-service.ts

@@ -0,0 +1,15 @@
+/**
+ * Logger service interface providing the most commong logging functionalities
+ */
+export default interface LoggerService {
+
+  trace(message: string): void;
+
+  debug(message: string): void;
+
+  info(message: string): void;
+
+  warn(message: string): void;
+
+  error(message: string): void;
+}

src/service/logger/logger.ts

@@ -0,0 +1,15 @@
+
+/**
+ * Common logger class based on the console.log functionality
+ */
+ export default class Logger {
+
+  log(prefix: string, ...str: string[]) {
+    // eslint-disable-next-line no-console
+    console.log.apply(console, [prefix, ...str]);
+  }
+
+  emptyLine() {
+    this.log("", "");
+  }
+}

test/service/git/github/github-service.test.ts

@@ -0,0 +1,32 @@
+import GitServiceFactory from "@gb/service/git/git-service-factory";
+import { GitPullRequest, GitServiceType } from "@gb/service/git/git.types";
+import GitHubService from "@gb/service/git/github/github-service";
+import { pullRequestNumber, repo, targetOwner } from "../../../support/moctokit/moctokit-data";
+import { setupMoctokit } from "../../../support/moctokit/moctokit-support";
+
+describe("github service", () => {
+
+  let gitService: GitHubService;
+
+  beforeAll(() => {
+    // init git service
+    GitServiceFactory.init(GitServiceType.GITHUB, "whatever");
+  });
+
+  beforeEach(() => {
+    // mock github api calls
+    setupMoctokit();
+
+    gitService = GitServiceFactory.getService() as GitHubService;
+  });
+
+  test("get pull request: success", async () => {
+    const res: GitPullRequest = await gitService.getPullRequest(targetOwner, repo, pullRequestNumber);
+    expect(res.sourceRepo).toBe("fork/reponame");
+    expect(res.targetRepo).toBe("owner/reponame");
+    expect(res.title).toBe("PR Title");
+    expect(res.commits.length).toBe(1);
+    expect(res.commits).toEqual(["28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc"]);
+  });
+
+});

test/support/moctokit/moctokit-data.ts

@@ -0,0 +1,449 @@
+export const targetOwner = "owner";
+export const sourceOwner = "fork";
+export const repo = "reponame";
+export const pullRequestNumber = 2368;
+export const invalidPullRequestNumber = 1;
+export const commitRef = "91748965051fae1330ad58d15cf694e103267c87";
+
+export const validPR = {
+  "url": "https://api.github.com/repos/owner/reponame/pulls/2368",
+  "id": 1137188271,
+  "node_id": "PR_kwDOABTq6s5DyB2v",
+  "html_url": "https://github.com/owner/reponame/pull/2368",
+  "diff_url": "https://github.com/owner/reponame/pull/2368.diff",
+  "patch_url": "https://github.com/owner/reponame/pull/2368.patch",
+  "issue_url": "https://api.github.com/repos/owner/reponame/issues/2368",
+  "number": 2368,
+  "state": "closed",
+  "locked": false,
+  "title": "PR Title",
+  "user": {
+    "login": "kie-ci",
+    "id": 11995863,
+    "node_id": "MDQ6VXNlcjExOTk1ODYz",
+    "avatar_url": "https://avatars.githubusercontent.com/u/11995863?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/kie-ci",
+    "html_url": "https://github.com/kie-ci",
+    "followers_url": "https://api.github.com/users/kie-ci/followers",
+    "following_url": "https://api.github.com/users/kie-ci/following{/other_user}",
+    "gists_url": "https://api.github.com/users/kie-ci/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/kie-ci/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/kie-ci/subscriptions",
+    "organizations_url": "https://api.github.com/users/kie-ci/orgs",
+    "repos_url": "https://api.github.com/users/kie-ci/repos",
+    "events_url": "https://api.github.com/users/kie-ci/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/kie-ci/received_events",
+    "type": "User",
+    "site_admin": false
+  },
+  "body": "Please review and merge",
+  "created_at": "2022-11-28T08:43:09Z",
+  "updated_at": "2022-11-28T10:11:53Z",
+  "closed_at": "2022-11-28T10:11:52Z",
+  "merged_at": "2022-11-28T10:11:52Z",
+  "merge_commit_sha": "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc",
+  "assignee": null,
+  "assignees": [
+
+  ],
+  "requested_reviewers": [
+    {
+      "login": "ghuser",
+      "id": 1422582,
+      "node_id": "MDQ6VXNlcjE0MjI1ODI=",
+      "avatar_url": "https://avatars.githubusercontent.com/u/1422582?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/ghuser",
+      "html_url": "https://github.com/ghuser",
+      "followers_url": "https://api.github.com/users/ghuser/followers",
+      "following_url": "https://api.github.com/users/ghuser/following{/other_user}",
+      "gists_url": "https://api.github.com/users/ghuser/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/ghuser/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/ghuser/subscriptions",
+      "organizations_url": "https://api.github.com/users/ghuser/orgs",
+      "repos_url": "https://api.github.com/users/ghuser/repos",
+      "events_url": "https://api.github.com/users/ghuser/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/ghuser/received_events",
+      "type": "User",
+      "site_admin": false
+    }
+  ],
+  "requested_teams": [
+
+  ],
+  "labels": [
+
+  ],
+  "milestone": null,
+  "draft": false,
+  "commits_url": "https://api.github.com/repos/owner/reponame/pulls/2368/commits",
+  "review_comments_url": "https://api.github.com/repos/owner/reponame/pulls/2368/comments",
+  "review_comment_url": "https://api.github.com/repos/owner/reponame/pulls/comments{/number}",
+  "comments_url": "https://api.github.com/repos/owner/reponame/issues/2368/comments",
+  "statuses_url": "https://api.github.com/repos/owner/reponame/statuses/91748965051fae1330ad58d15cf694e103267c87",
+  "head": {
+    "label": "kiegroup:bump-8.31.x-drools-8.31.0.Final",
+    "ref": "bump-8.31.x-drools-8.31.0.Final",
+    "sha": "91748965051fae1330ad58d15cf694e103267c87",
+    "user": {
+      "login": "kiegroup",
+      "id": 517980,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+      "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/kiegroup",
+      "html_url": "https://github.com/kiegroup",
+      "followers_url": "https://api.github.com/users/kiegroup/followers",
+      "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+      "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+      "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+      "repos_url": "https://api.github.com/users/kiegroup/repos",
+      "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "repo": {
+      "id": 1370858,
+      "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
+      "name": "optaplanner",
+      "full_name": "fork/reponame",
+      "private": false,
+      "owner": {
+        "login": "kiegroup",
+        "id": 517980,
+        "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+        "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/kiegroup",
+        "html_url": "https://github.com/kiegroup",
+        "followers_url": "https://api.github.com/users/kiegroup/followers",
+        "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+        "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+        "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+        "repos_url": "https://api.github.com/users/kiegroup/repos",
+        "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+        "type": "Organization",
+        "site_admin": false
+      },
+      "html_url": "https://github.com/fork/reponame",
+      "description": "AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.",
+      "fork": false,
+      "url": "https://api.github.com/repos/fork/reponame",
+      "forks_url": "https://api.github.com/repos/fork/reponame/forks",
+      "keys_url": "https://api.github.com/repos/fork/reponame/keys{/key_id}",
+      "collaborators_url": "https://api.github.com/repos/fork/reponame/collaborators{/collaborator}",
+      "teams_url": "https://api.github.com/repos/fork/reponame/teams",
+      "hooks_url": "https://api.github.com/repos/fork/reponame/hooks",
+      "issue_events_url": "https://api.github.com/repos/fork/reponame/issues/events{/number}",
+      "events_url": "https://api.github.com/repos/fork/reponame/events",
+      "assignees_url": "https://api.github.com/repos/fork/reponame/assignees{/user}",
+      "branches_url": "https://api.github.com/repos/fork/reponame/branches{/branch}",
+      "tags_url": "https://api.github.com/repos/fork/reponame/tags",
+      "blobs_url": "https://api.github.com/repos/fork/reponame/git/blobs{/sha}",
+      "git_tags_url": "https://api.github.com/repos/fork/reponame/git/tags{/sha}",
+      "git_refs_url": "https://api.github.com/repos/fork/reponame/git/refs{/sha}",
+      "trees_url": "https://api.github.com/repos/fork/reponame/git/trees{/sha}",
+      "statuses_url": "https://api.github.com/repos/fork/reponame/statuses/{sha}",
+      "languages_url": "https://api.github.com/repos/fork/reponame/languages",
+      "stargazers_url": "https://api.github.com/repos/fork/reponame/stargazers",
+      "contributors_url": "https://api.github.com/repos/fork/reponame/contributors",
+      "subscribers_url": "https://api.github.com/repos/fork/reponame/subscribers",
+      "subscription_url": "https://api.github.com/repos/fork/reponame/subscription",
+      "commits_url": "https://api.github.com/repos/fork/reponame/commits{/sha}",
+      "git_commits_url": "https://api.github.com/repos/fork/reponame/git/commits{/sha}",
+      "comments_url": "https://api.github.com/repos/fork/reponame/comments{/number}",
+      "issue_comment_url": "https://api.github.com/repos/fork/reponame/issues/comments{/number}",
+      "contents_url": "https://api.github.com/repos/fork/reponame/contents/{+path}",
+      "compare_url": "https://api.github.com/repos/fork/reponame/compare/{base}...{head}",
+      "merges_url": "https://api.github.com/repos/fork/reponame/merges",
+      "archive_url": "https://api.github.com/repos/fork/reponame/{archive_format}{/ref}",
+      "downloads_url": "https://api.github.com/repos/fork/reponame/downloads",
+      "issues_url": "https://api.github.com/repos/fork/reponame/issues{/number}",
+      "pulls_url": "https://api.github.com/repos/fork/reponame/pulls{/number}",
+      "milestones_url": "https://api.github.com/repos/fork/reponame/milestones{/number}",
+      "notifications_url": "https://api.github.com/repos/fork/reponame/notifications{?since,all,participating}",
+      "labels_url": "https://api.github.com/repos/fork/reponame/labels{/name}",
+      "releases_url": "https://api.github.com/repos/fork/reponame/releases{/id}",
+      "deployments_url": "https://api.github.com/repos/fork/reponame/deployments",
+      "created_at": "2011-02-15T19:38:23Z",
+      "updated_at": "2022-11-28T05:01:47Z",
+      "pushed_at": "2022-11-28T10:50:51Z",
+      "git_url": "git://github.com/fork/reponame.git",
+      "ssh_url": "git@github.com:fork/reponame.git",
+      "clone_url": "https://github.com/fork/reponame.git",
+      "svn_url": "https://github.com/fork/reponame",
+      "homepage": "https://www.optaplanner.org",
+      "size": 238339,
+      "stargazers_count": 2811,
+      "watchers_count": 2811,
+      "language": "Java",
+      "has_issues": false,
+      "has_projects": false,
+      "has_downloads": true,
+      "has_wiki": false,
+      "has_pages": false,
+      "has_discussions": false,
+      "forks_count": 878,
+      "mirror_url": null,
+      "archived": false,
+      "disabled": false,
+      "open_issues_count": 30,
+      "license": {
+        "key": "apache-2.0",
+        "name": "Apache License 2.0",
+        "spdx_id": "Apache-2.0",
+        "url": "https://api.github.com/licenses/apache-2.0",
+        "node_id": "MDc6TGljZW5zZTI="
+      },
+      "allow_forking": true,
+      "is_template": false,
+      "web_commit_signoff_required": false,
+      "topics": [
+        "artificial-intelligence",
+        "branch-and-bound",
+        "constraint-programming",
+        "constraint-satisfaction-problem",
+        "constraint-solver",
+        "constraints",
+        "employee-rostering",
+        "java",
+        "local-search",
+        "mathematical-optimization",
+        "metaheuristics",
+        "optimization",
+        "rostering",
+        "scheduling",
+        "simulated-annealing",
+        "solver",
+        "tabu-search",
+        "traveling-salesman",
+        "traveling-salesman-problem",
+        "vehicle-routing-problem"
+      ],
+      "visibility": "public",
+      "forks": 878,
+      "open_issues": 30,
+      "watchers": 2811,
+      "default_branch": "main"
+    }
+  },
+  "base": {
+    "label": "kiegroup:8.31.x",
+    "ref": "8.31.x",
+    "sha": "8cfc286765cb01c84a1d62c65519fa8032bfecbd",
+    "user": {
+      "login": "kiegroup",
+      "id": 517980,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+      "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/kiegroup",
+      "html_url": "https://github.com/kiegroup",
+      "followers_url": "https://api.github.com/users/kiegroup/followers",
+      "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+      "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+      "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+      "repos_url": "https://api.github.com/users/kiegroup/repos",
+      "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "repo": {
+      "id": 1370858,
+      "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
+      "name": "optaplanner",
+      "full_name": "owner/reponame",
+      "private": false,
+      "owner": {
+        "login": "kiegroup",
+        "id": 517980,
+        "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+        "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/kiegroup",
+        "html_url": "https://github.com/kiegroup",
+        "followers_url": "https://api.github.com/users/kiegroup/followers",
+        "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+        "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+        "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+        "repos_url": "https://api.github.com/users/kiegroup/repos",
+        "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+        "type": "Organization",
+        "site_admin": false
+      },
+      "html_url": "https://github.com/owner/reponame",
+      "description": "AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.",
+      "fork": false,
+      "url": "https://api.github.com/repos/owner/reponame",
+      "forks_url": "https://api.github.com/repos/owner/reponame/forks",
+      "keys_url": "https://api.github.com/repos/owner/reponame/keys{/key_id}",
+      "collaborators_url": "https://api.github.com/repos/owner/reponame/collaborators{/collaborator}",
+      "teams_url": "https://api.github.com/repos/owner/reponame/teams",
+      "hooks_url": "https://api.github.com/repos/owner/reponame/hooks",
+      "issue_events_url": "https://api.github.com/repos/owner/reponame/issues/events{/number}",
+      "events_url": "https://api.github.com/repos/owner/reponame/events",
+      "assignees_url": "https://api.github.com/repos/owner/reponame/assignees{/user}",
+      "branches_url": "https://api.github.com/repos/owner/reponame/branches{/branch}",
+      "tags_url": "https://api.github.com/repos/owner/reponame/tags",
+      "blobs_url": "https://api.github.com/repos/owner/reponame/git/blobs{/sha}",
+      "git_tags_url": "https://api.github.com/repos/owner/reponame/git/tags{/sha}",
+      "git_refs_url": "https://api.github.com/repos/owner/reponame/git/refs{/sha}",
+      "trees_url": "https://api.github.com/repos/owner/reponame/git/trees{/sha}",
+      "statuses_url": "https://api.github.com/repos/owner/reponame/statuses/{sha}",
+      "languages_url": "https://api.github.com/repos/owner/reponame/languages",
+      "stargazers_url": "https://api.github.com/repos/owner/reponame/stargazers",
+      "contributors_url": "https://api.github.com/repos/owner/reponame/contributors",
+      "subscribers_url": "https://api.github.com/repos/owner/reponame/subscribers",
+      "subscription_url": "https://api.github.com/repos/owner/reponame/subscription",
+      "commits_url": "https://api.github.com/repos/owner/reponame/commits{/sha}",
+      "git_commits_url": "https://api.github.com/repos/owner/reponame/git/commits{/sha}",
+      "comments_url": "https://api.github.com/repos/owner/reponame/comments{/number}",
+      "issue_comment_url": "https://api.github.com/repos/owner/reponame/issues/comments{/number}",
+      "contents_url": "https://api.github.com/repos/owner/reponame/contents/{+path}",
+      "compare_url": "https://api.github.com/repos/owner/reponame/compare/{base}...{head}",
+      "merges_url": "https://api.github.com/repos/owner/reponame/merges",
+      "archive_url": "https://api.github.com/repos/owner/reponame/{archive_format}{/ref}",
+      "downloads_url": "https://api.github.com/repos/owner/reponame/downloads",
+      "issues_url": "https://api.github.com/repos/owner/reponame/issues{/number}",
+      "pulls_url": "https://api.github.com/repos/owner/reponame/pulls{/number}",
+      "milestones_url": "https://api.github.com/repos/owner/reponame/milestones{/number}",
+      "notifications_url": "https://api.github.com/repos/owner/reponame/notifications{?since,all,participating}",
+      "labels_url": "https://api.github.com/repos/owner/reponame/labels{/name}",
+      "releases_url": "https://api.github.com/repos/owner/reponame/releases{/id}",
+      "deployments_url": "https://api.github.com/repos/owner/reponame/deployments",
+      "created_at": "2011-02-15T19:38:23Z",
+      "updated_at": "2022-11-28T05:01:47Z",
+      "pushed_at": "2022-11-28T10:50:51Z",
+      "git_url": "git://github.com/owner/reponame.git",
+      "ssh_url": "git@github.com:owner/reponame.git",
+      "clone_url": "https://github.com/owner/reponame.git",
+      "svn_url": "https://github.com/owner/reponame",
+      "homepage": "https://www.optaplanner.org",
+      "size": 238339,
+      "stargazers_count": 2811,
+      "watchers_count": 2811,
+      "language": "Java",
+      "has_issues": false,
+      "has_projects": false,
+      "has_downloads": true,
+      "has_wiki": false,
+      "has_pages": false,
+      "has_discussions": false,
+      "forks_count": 878,
+      "mirror_url": null,
+      "archived": false,
+      "disabled": false,
+      "open_issues_count": 30,
+      "license": {
+        "key": "apache-2.0",
+        "name": "Apache License 2.0",
+        "spdx_id": "Apache-2.0",
+        "url": "https://api.github.com/licenses/apache-2.0",
+        "node_id": "MDc6TGljZW5zZTI="
+      },
+      "allow_forking": true,
+      "is_template": false,
+      "web_commit_signoff_required": false,
+      "topics": [
+        "artificial-intelligence",
+        "branch-and-bound",
+        "constraint-programming",
+        "constraint-satisfaction-problem",
+        "constraint-solver",
+        "constraints",
+        "employee-rostering",
+        "java",
+        "local-search",
+        "mathematical-optimization",
+        "metaheuristics",
+        "optimization",
+        "rostering",
+        "scheduling",
+        "simulated-annealing",
+        "solver",
+        "tabu-search",
+        "traveling-salesman",
+        "traveling-salesman-problem",
+        "vehicle-routing-problem"
+      ],
+      "visibility": "public",
+      "forks": 878,
+      "open_issues": 30,
+      "watchers": 2811,
+      "default_branch": "main"
+    }
+  },
+  "_links": {
+    "self": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/2368"
+    },
+    "html": {
+      "href": "https://github.com/owner/reponame/pull/2368"
+    },
+    "issue": {
+      "href": "https://api.github.com/repos/owner/reponame/issues/2368"
+    },
+    "comments": {
+      "href": "https://api.github.com/repos/owner/reponame/issues/2368/comments"
+    },
+    "review_comments": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/2368/comments"
+    },
+    "review_comment": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/comments{/number}"
+    },
+    "commits": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/2368/commits"
+    },
+    "statuses": {
+      "href": "https://api.github.com/repos/owner/reponame/statuses/91748965051fae1330ad58d15cf694e103267c87"
+    }
+  },
+  "author_association": "CONTRIBUTOR",
+  "auto_merge": null,
+  "active_lock_reason": null,
+  "merged": true,
+  "mergeable": null,
+  "rebaseable": null,
+  "mergeable_state": "unknown",
+  "merged_by": {
+    "login": "radtriste",
+    "id": 17157711,
+    "node_id": "MDQ6VXNlcjE3MTU3NzEx",
+    "avatar_url": "https://avatars.githubusercontent.com/u/17157711?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/radtriste",
+    "html_url": "https://github.com/radtriste",
+    "followers_url": "https://api.github.com/users/radtriste/followers",
+    "following_url": "https://api.github.com/users/radtriste/following{/other_user}",
+    "gists_url": "https://api.github.com/users/radtriste/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/radtriste/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/radtriste/subscriptions",
+    "organizations_url": "https://api.github.com/users/radtriste/orgs",
+    "repos_url": "https://api.github.com/users/radtriste/repos",
+    "events_url": "https://api.github.com/users/radtriste/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/radtriste/received_events",
+    "type": "User",
+    "site_admin": false
+  },
+  "comments": 0,
+  "review_comments": 0,
+  "maintainer_can_modify": false,
+  "commits": 2,
+  "additions": 2,
+  "deletions": 2,
+  "changed_files": 2
+};

test/support/moctokit/moctokit-support.ts

@@ -0,0 +1,49 @@
+import LoggerServiceFactory from "@gb/service/logger/logger-service-factory";
+import { Moctokit } from "@kie/mock-github";
+import { targetOwner, repo, pullRequestNumber, validPR, invalidPullRequestNumber } from "./moctokit-data";
+
+const logger = LoggerServiceFactory.getLogger();
+
+export const setupMoctokit = (): Moctokit => {
+  logger.debug("Setting up moctokit..");
+  
+  const mock = new Moctokit();
+
+  // setup the mock requests here
+
+  // valid requests
+  mock.rest.pulls
+    .get({
+      owner: targetOwner,
+      repo: repo,
+      pull_number: pullRequestNumber
+    })
+    .reply({
+      status: 200,
+      data: validPR
+    });
+  
+  mock.rest.pulls
+    .create()
+    .reply({
+      status: 201,
+      data: validPR
+    });
+
+
+  // invalid requests
+  mock.rest.pulls
+    .get({
+      owner: targetOwner,
+      repo: repo,
+      pull_number: invalidPullRequestNumber
+    })
+    .reply({
+      status: 404,
+      data: {
+        message: "Not found"
+      }
+    });
+    
+  return mock;
+};

tsconfig.json

@@ -0,0 +1,130 @@
+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig to read more about this file */
+
+    /* Projects */
+    // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
+    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+    // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */
+    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */
+    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+    /* Language and Environment */
+    "target": "ES2020",
+    /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+    // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+    // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
+    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
+    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
+    // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
+    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+    // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
+
+    /* Modules */
+    "module": "commonjs",
+    /* Specify what module code is generated. */
+    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
+    "moduleResolution": "node",                          /* Specify how TypeScript looks up a file from a given module specifier. */
+    "baseUrl": "./",
+    /* Specify the base directory to resolve non-relative module names. */
+    "paths": {
+      "@gb/*": [
+        "./src/*"
+      ]
+    },
+    /* Specify a set of entries that re-map imports to additional lookup locations. */
+    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
+    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+    // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
+    // "resolveJsonModule": true,                        /* Enable importing .json files. */
+    // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
+
+    /* JavaScript Support */
+    // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
+    // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
+    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
+
+    /* Emit */
+    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
+    "outDir": "./build",
+    /* Specify an output folder for all emitted files. */
+    // "removeComments": true,                           /* Disable emitting comments. */
+    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+    "importHelpers": false,
+    /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */
+    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+    // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+    // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+    // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+    // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
+    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */
+    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+    // "preserveConstEnums": true,                       /* Disable erasing 'const enum' declarations in generated code. */
+    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+    // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+
+    /* Interop Constraints */
+    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+    "esModuleInterop": true,
+    /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
+    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+    "forceConsistentCasingInFileNames": true,
+    /* Ensure that casing is correct in imports. */
+
+    /* Type Checking */
+    "strict": true,
+    /* Enable all strict type-checking options. */
+    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */
+    // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */
+    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+    // "strictBindCallApply": true,                      /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
+    // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+    // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */
+    // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */
+    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+    // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */
+    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */
+    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+    // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */
+    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */
+    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+    /* Completeness */
+    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+    "skipLibCheck": true
+    /* Skip type checking all .d.ts files. */
+  },
+  "ts-node": {
+    // Do not forget to `npm install --save-dev tsconfig-paths`
+    "require": ["tsconfig-paths/register"]
+  },
+  "include": [
+      "src",
+      "test"
+  ],
+  "exclude": [
+    "node_modules", 
+    "build",
+    "dist"
+  ]
+}