codeboost/src/lib/github.ts at main · permafrost-dev/codeboost · GitHub

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import { APP_VERSION } from '@/lib/consts';

import { RepositoryInfo } from '@/types/RepositoryInfo';

import { Octokit } from '@octokit/core/dist-node/index';

import { throttling } from '@octokit/plugin-throttling';

let AppOctokitDefaults: typeof Octokit;

export function initOctokit(token: string) {

AppOctokitDefaults = Octokit.defaults({

auth: token,

log: console,

userAgent: `codeboost/v${APP_VERSION}`,

});

AppOctokitDefaults.plugin(throttling);

}

export function createOctokit(): Octokit {

const result = new AppOctokitDefaults({

throttle: {

onRateLimit: (retryAfter, options, octokit, retryCount) => {

result.log.warn(`Request quota exhausted for request ${options.method} ${options.url}`);

// retries twice

if (retryCount < 2) {

result.log.info(`Retrying after ${retryAfter} seconds!`);

return true;

}

onSecondaryRateLimit: (retryAfter, options, octokit) => {

// does not retry, only logs a warning

result.log.warn(`SecondaryRateLimit detected for request ${options.method} ${options.url}`);

});

return result;

}

/**

* A class for interacting with the Github API

export class Github {

protected static cache = { currentUser: null as { login: string } | null };

static async setCache(cache: any) {

Github.cache = cache;

}

static async currentUser(octokit: Octokit | null = null) {

octokit = octokit ?? createOctokit();

if (Github.cache.currentUser) {

return Github.cache.currentUser;

}

// get currently authenticated user

const user = await octokit.request('GET /user');

if (user.status !== 200) {

throw new Error('Failed to get currently authenticated user');

}

Github.cache.currentUser = { login: user.data.login };

return user.data;

}

/**

* Attempts to fork a repository into the currently authenticated user's account.

* Throws an error if the fork already exists.

* @param {Repository} repository

* @param {Octokit|null} octokit

static async forkRepository(repository: RepositoryInfo, octokit: Octokit | null = null) {

octokit = octokit ?? createOctokit();

const currentUserLogin = (await Github.currentUser(octokit)).login;

if (currentUserLogin === repository.owner) {

throw new Error(`Cannot fork repository ${repository.owner}/${repository.name} into itself`);

}

const result = await octokit.request(`POST /repos/${repository.owner}/${repository.name}/forks`, {

owner: currentUserLogin,

repo: this.name,

default_branch_only: true,

});

if (result.status !== 202) {

throw new Error(`Failed to create fork of ${repository.owner}/${repository.name}`);

}

return result.data;

}

static async getRepository(repository: RepositoryInfo, octokit: Octokit | null = null) {

octokit = octokit ?? createOctokit();

const result = await octokit.request(`GET /repos/${repository.owner}/${repository.name}`);

if (result.status !== 200) {

throw new Error(`Failed to get repository ${repository.owner}/${repository.name}`);

}

return result.data;

}

// create a pull request

static async createPullRequest(

repository: RepositoryInfo,

branchName: string,

defaultBranchName: string,

title: string,

body: string,

octokit: Octokit | null = null,

isForkPr = true,

) {

octokit = octokit ?? createOctokit();

const currentUsername = (await Github.currentUser(octokit)).login;

const result = await octokit.request(`POST /repos/${repository.owner}/${repository.name}/pulls`, {

owner: currentUsername,

repo: repository.name,

title,

body,

head: `${isForkPr ? currentUsername + ':' : ''}${branchName}`,

base: defaultBranchName,

});

if (result.status !== 201) {

throw new Error(`Failed to create pull request for ${currentUsername}/${repository.name}`);

}

return result.data;

}

static async mergePullRequest(repository: RepositoryInfo, pullRequestNumber: number, octokit: Octokit | null = null) {

octokit = octokit ?? createOctokit();

const result = await octokit.request(`PUT /repos/${repository.owner}/${repository.name}/pulls/${pullRequestNumber}/merge`, {

owner: repository.owner,

repo: repository.name,

pull_number: pullRequestNumber,

merge_method: 'merge',

});

if (result.status !== 200) {

throw new Error(`Failed to merge pull request for ${repository.owner}/${repository.name}`);

}

return result.data;

}

codeboost/src/lib/github.ts at main · permafrost-dev/codeboost · GitHub

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