const path = require('path')

const efh = require('error-first-handler')
const GitHubApi = require('github')
const nixt = require('nixt')
const test = require('tap').test

const createModule = require('../lib/create-module')

const github = new GitHubApi({
  version: '3.0.0',
  port: 4343,
  protocol: 'http',
  host: '127.0.0.1'
})

github.authenticate({
  type: 'oauth',
  token: '***'
})

test('postpublish', (t) => {
  createModule({
    version: '2.0.0',
    repository: {
      type: 'git',
      url: 'http://github.com/user/repo'
    }
  }, efh()((name, cwd) => {
    const base = getBase(cwd)

    t.test('publish new version to github releases', (t) => {
      t.plan(1)

      base.clone()
        .stdout(/semantic-release.js post\n\nGenerating changelog from.*\nParsed/m)
        .run('npm run postpublish')
        .end((err) => t.error(err, 'nixt'))
    })

    t.test('publish new version (with detached HEAD) to github releases', (t) => {
      t.plan(1)

      base.clone()
        .stdout(/semantic-release.js post\n\nGenerating changelog from.*\nParsed/m)
        .exec('git checkout `git rev-parse HEAD`')
        .run('npm run postpublish')
        .end((err) => t.error(err, 'nixt'))
    })

    t.test('correct data published', (t) => {
      t.plan(4)

      github.releases.getRelease({ owner: 'user', repo: 'repo', id: 1}, (err, raw) => {
        const res = JSON.parse(raw)
        t.error(err, 'github')
        t.is(res.tag_name, 'v2.0.0', 'version')
        t.is(res.author.login, 'user', 'user')
        t.ok(/\n\n\n#### Features\n\n\* \*\*cool:\*\*\n.*the next big thing/.test(res.body), 'body')
      })
    })
  }))

  createModule({
    version: '2.0.0',
    repository: {
      type: 'git',
      url: 'http://github.com/user/repo'
    },
    release: {
      notes: path.join(__dirname, '../lib/custom-release-notes')
    }
  }, efh()((name, cwd) => {
    const base = getBase(cwd)

    t.test('publish new version (with custom notes) to github releases', (t) => {
      t.plan(1)

      base.clone()
        .run('npm run postpublish')
        .end((err) => t.error(err, 'nixt'))
    })

    t.test('custom notes published', (t) => {
      t.plan(4)

      github.releases.getRelease({ owner: 'user', repo: 'repo', id: 3}, (err, raw) => {
        const res = JSON.parse(raw)
        t.error(err, 'github')
        t.is(res.tag_name, 'v2.0.0', 'version')
        t.is(res.author.login, 'user', 'user')
        t.ok(/custom log/.test(res.body), 'body')
      })
    })
  }))
})

function getBase (cwd) {
  return nixt()
    .cwd(cwd)
    .env('CI', true)
    .env('GH_URL', 'http://127.0.0.1:4343/')
    .env('GH_TOKEN', '***')
    .exec('git commit --allow-empty -m "feat(cool): the next big thing"')
    .code(0)
}