import {mergeConfiguration, resolveConfiguration} from '../src/utils'
import {Octokit} from '@octokit/rest'
import {buildChangelog} from '../src/transform'
import { pullData } from 'github-pr-collector'

jest.setTimeout(180000)

// load octokit instance
const octokit = new Octokit({
  auth: `token ${process.env.GITHUB_TOKEN}`
})

it('Should have empty changelog (tags)', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs/configuration.json'))

  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v0.0.1'},
    toTag: {name: 'v0.0.2'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)
  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual('- no changes')
})

it('Should match generated changelog (tags)', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs/configuration.json'))
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v0.0.1'},
    toTag: {name: 'v0.0.3'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)

  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`## 🧪 Tests

- [CI] Specify Test Case
   - PR: #10

`)
})

it('Should match generated changelog (refs)', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_all_placeholders.json'))
  
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: '5ec7a2d86fe9f43fdd38d5e254a1117c8a51b4c3'},
    toTag: {name: 'fa3788c8c4b3373ef8424ce3eb008a5cd07cc5aa'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)

  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`## 🧪 Tests

[CI] Specify Test Case
10
https://github.com/mikepenz/release-changelog-builder-action/pull/10
2020-10-16T13:59:36.000Z
mikepenz
test
1.0.0
- specify test case
mikepenz, nhoelzl
nhoelzl

`)
})

it('Should match generated changelog and replace all occurrences (refs)', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_replace_all_placeholders.json'))
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: '5ec7a2d86fe9f43fdd38d5e254a1117c8a51b4c3'},
    toTag: {name: 'fa3788c8c4b3373ef8424ce3eb008a5cd07cc5aa'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)
  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`## 🧪 Tests

[CI] Specify Test Case
[CI] Specify Test Case
10
https://github.com/mikepenz/release-changelog-builder-action/pull/10
2020-10-16T13:59:36.000Z
mikepenz
mikepenz
test
1.0.0
- specify test case
mikepenz, nhoelzl
nhoelzl

`)
})

it('Should match ordered ASC', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_asc.json'))
  configuration.categories.pop() // drop `uncategorized` category
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v0.3.0'},
    toTag: {name: 'v0.5.0'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)

  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`## 🚀 Features\n\n22\n24\n25\n26\n28\n\n## 🐛 Fixes\n\n23\n\n`)
})

it('Should match ordered DESC', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_desc.json'))
  configuration.categories.pop() // drop `uncategorized` category
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v0.3.0'},
    toTag: {name: 'v0.5.0'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)

  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`## 🚀 Features\n\n28\n26\n25\n24\n22\n\n## 🐛 Fixes\n\n23\n\n`)
})

it('Should match ordered by title ASC', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_sort_title_asc.json'))
  configuration.categories.pop() // drop `uncategorized` category
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v0.3.0'},
    toTag: {name: 'v0.5.0'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)
  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(
    `## 🚀 Features\n\nEnhanced action logs\nImprove README\nImproved configuration failure handling\nImproved defaults if no configuration is provided\nIntroduce additional placeholders [milestone, labels, assignees, reviewers]\n\n## 🐛 Fixes\n\nImproved handling for non existing tags\n\n`
  )
})

it('Should match ordered by title DESC', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_sort_title_desc.json'))
  configuration.categories.pop() // drop `uncategorized` category
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v0.3.0'},
    toTag: {name: 'v0.5.0'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)

  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(
    `## 🚀 Features\n\nIntroduce additional placeholders [milestone, labels, assignees, reviewers]\nImproved defaults if no configuration is provided\nImproved configuration failure handling\nImprove README\nEnhanced action logs\n\n## 🐛 Fixes\n\nImproved handling for non existing tags\n\n`
  )
})

it('Should ignore PRs not merged into develop branch', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_base_branches_develop.json'))
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v1.3.1'},
    toTag: {name: 'v1.4.0'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)
  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`150\n\n`)
})

it('Should ignore PRs not merged into main branch', async () => {
  const configuration = mergeConfiguration(undefined, resolveConfiguration('', 'configs_test/configuration_base_branches_main.json'))
  const options = {
    owner: 'mikepenz',
    repo: 'release-changelog-builder-action',
    fromTag: {name: 'v1.3.1'},
    toTag: {name: 'v1.4.0'},
    includeOpen: false,
    failOnError: false,
    fetchReviewers: false,
    fetchReleaseInformation: false,
    fetchReviews: false,
    commitMode: false,
    configuration
  }
  const data = await pullData(octokit, options)
  const changeLog = buildChangelog(data!.diffInfo, data!.mergedPullRequests, options)
  console.log(changeLog)
  expect(changeLog).toStrictEqual(`153\n\n`)
})