import core from '@actions/core' import os from 'os' import gh from '@actions/github' // Get authenticated GitHub client (Ocktokit): https://github.com/actions/toolkit/tree/master/packages/github#usage const github = new gh.GitHub(process.env.GITHUB_TOKEN || process.env.INPUT_GITHUB_TOKEN) // Get owner and repo from context of payload that triggered the action const { owner, repo } = gh.context.repo export default class Tag { constructor (prefix, version, postfix) { this.prefix = prefix this.version = version this.postfix = postfix this._tags = null this._message = null this._exists = null this._sha = '' this._uri = '' this._ref = '' } get name () { return `${this.prefix.trim()}${this.version.trim()}${this.postfix.trim()}` } set message (value) { if (value && value.length > 0) { this._message = value } } get sha () { return this._sha || '' } get uri () { return this._uri || '' } get ref () { return this._ref || '' } async getMessage () { if (this._message !== null) { return this._message } try { let tags = await this.getTags() if (tags.length === 0) { return `Version ${this.version}` } const changelog = await github.repos.compareCommits({ owner, repo, base: tags.shift().name, head: 'master' }) return changelog.data.commits .map( (commit, i) => `${i === 0 ? '\n' : ''}${i + 1}) ${commit.commit.message}${ commit.hasOwnProperty('author') ? commit.author.hasOwnProperty('login') ? ' (' + commit.author.login + ')' : '' : '' }\n(SHA: ${commit.sha})\n` ) .join('\n') } catch (e) { core.warning('Failed to generate changelog from commits: ' + e.message + os.EOL) return `Version ${this.version}` } } async getTags () { if (this._tags !== null) { return this._tags.data } this._tags = await github.repos.listTags({ owner, repo, per_page: 100 }) return this._tags.data } async exists () { if (this._exists !== null) { return this._exists } const currentTag = this.name const tags = await this.getTags() for (const tag of tags) { if (tag.name === currentTag) { this._exists = true return true } } this._exists = false return false } async push () { let tagexists = await this.exists() if (!tagexists) { // Create tag const newTag = await github.git.createTag({ owner, repo, tag: this.name, message: await this.getMessage(), object: process.env.GITHUB_SHA, type: 'commit' }) this._sha = newTag.data.sha core.warning(`Created new tag: ${newTag.data.tag}`) // Create reference let newReference try { newReference = await github.git.createRef({ owner, repo, ref: `refs/tags/${newTag.data.tag}`, sha: newTag.data.sha }) } catch (e) { core.warning({ owner, repo, ref: `refs/tags/${newTag.data.tag}`, sha: newTag.data.sha }) throw e } this._uri = newReference.data.url this._ref = newReference.data.ref core.warning(`Reference ${newReference.data.ref} available at ${newReference.data.url}` + os.EOL) } else { core.warning('Cannot push tag (it already exists).') } } }