import chalk from 'chalk'
import { execSync } from 'child_process'
import { readFileSync } from 'fs'
import yaml from 'js-yaml'
import ora from 'ora'
import { join } from 'path'
import { cwd } from 'process'
import factory from 'rizzdown'

/** @typedef {import('plop').NodePlopAPI} Plop */

export default function (/** @type {Plop} */ plop) {
  plop.setHelper('isoTimestamp', function () {
    return new Date().toISOString()
  })

  plop.setHelper('yamlEncode', function (text) {
    return yaml.dump(text).trim()
  })

  plop.setGenerator('blog-article', {
    description: 'Generate a new blog article',
    prompts: [
      {
        type: 'input',
        name: 'synopsis',
        message: '30-50 word synopsis of the news you wish to announce',
      },
    ],
    actions: [
      async function (data) {
        const profilePath = join(cwd(), `.rizzdown/blog`)
        const subjectMatter = data.synopsis

        const { factory } = await import('rizzdown')
        const { generate } = factory({ profilePath, subjectMatter })

        const spin = async (title, prompt) => {
          const spinner = ora().start(title)
          const res = await generate(prompt, {})
          spinner.stopAndPersist({ symbol: chalk.green(`✔︎`) })
          return res
        }

        data.title = await spin(
          `Generating title...`,
          `A title for this blog post, no more than 10 words. No exaggerations or puffery. Factual. ASCII characters only. Do not enclose in quotations.`,
        )

        data.description = await spin(
          `Generating description...`,
          `An OpenGraph summary/description for this blog post, no more than 50 words. A call to action. Factual. ASCII characters only.`,
        )

        data.summary = await spin(
          `Generating summary...`,
          `A one-paragraph introductory summary. ASCII characters only.`,
        )

        data.detail = await spin(
          `Generating detail...`,
          `A detailed analysis of the importance and use of this news. ASCII characters only.`,
        )

        console.log({ data })
      },
      {
        type: 'add',
        path: 'frontends/lander/content/blog/{{dashCase title}}.md',
        templateFile: 'plop-templates/blog.hbs',
      },
    ],
  })

  plop.setGenerator('blog-release', {
    description: 'Generate a new release announcement',
    prompts: [
      {
        type: 'list',
        name: 'releaseType',
        choices: ['major', 'minor', 'patch'],
        message: `What type of release is this?`,
        default: 2,
      },
      {
        type: 'input',
        name: 'summary',
        message: `What is this release about, generally?`,
      },
    ],
    actions: (data) => {
      if (!data) throw new Error(`data expected`)
      return [
        async () => {
          const { releaseType, summary } = data
          const commitsSinceLast = execSync(
            `git log $(git describe --tags --abbrev=0)..HEAD --oneline | grep -E "fix:|enh:|feat:" | sed 's/^[^ ]*/\*/' | sort`,
          )
            .toString()
            .replace(/^\S+?\s/gm, '')
            .split(/\n/)
            .filter((v) => !!v)

          console.log(`Commits since last release:`)
          commitsSinceLast.forEach((line) => console.log(`  * ${line}`))

          execSync(`npm version --no-git-tag-version ${releaseType}`)
          const { version } = JSON.parse(
            readFileSync(join(cwd(), './package.json')).toString(),
          )
          console.log(
            `Great, a ${releaseType} release. The new version will be ${version}.`,
          )

          const summaries = []
          // for (let i = 0; i < commitsSinceLast.length; i++) {
          //   const commit = commitsSinceLast[i]
          //   const { summary } = await inquirer.prompt({
          //     type: 'input',
          //     name: 'summary',
          //     message: `Please summarize this commit log (enter to leave as is):`,
          //     default: commit,
          //   })
          //   summaries.push(summary)
          // }
          summaries.push(...commitsSinceLast)

          const profilePath = join(cwd(), `.rizzdown/blog`)
          const subjectMatter = `# PocketHost v${version} release\n\n## Summary\n\n${summary}\n\n###Detailed updates\n\n${summaries.join(
            `\n`,
          )}`

          const { generate } = factory({ profilePath, subjectMatter })

          const spin = async (
            /** @type {string} */ title,
            /** @type {string} */ prompt,
          ) => {
            const spinner = ora().start(title)
            const res = await generate(prompt, {})
            spinner.stopAndPersist({ symbol: chalk.green(`✔︎`) })
            return res
          }

          data.version = version

          data.title = `PocketHost v${version}`

          data.opengraph = await spin(
            `Generating description...`,
            `An OpenGraph summary/description for this blog post, no more than 50 words. A call to action. Factual. ASCII characters only. Use reflective and dry technical language, no calls to action or 'consumer' sounding language.`,
          )

          data.overview = await spin(
            `Generating overview...`,
            `1-3 short paragraphs organizing the major changes and discussing their importance. ASCII characters only. Use reflective and dry technical language, no calls to action or 'consumer' sounding language`,
          )

          data.change_log = summaries.map((line) => `* ${line}`).join(`\n`)
        },
        {
          type: 'add',
          path: 'frontends/lander/content/blog/{{dashCase title}}.md',
          templateFile: 'plop-templates/blog.hbs',
        },
      ]
    },
  })
}