'use strict'

require('dotenv').config()

const { graphql } = require('@octokit/graphql')

if (process.argv.length !== 4) {
  console.error('Bad command line (node command owner name)')
  process.exit(0)
}

const owner = process.argv[2]
const name = process.argv[3]

const graphqlWithAuth = graphql.defaults({
  headers: {
    authorization: `token ${process.env.GITHUB_TOKEN}`
  },
});

async function run () {
  const closed = await countIssuesAndPRs('CLOSED')
  const opened = await countIssuesAndPRs('OPEN')

  const repoStats = await repositoryStats()

  const result = {
    closedIssues: closed.repository.issues.totalCount,
    closedPullRequests: closed.repository.pullRequests.totalCount,
    openedIssues: opened.repository.issues.totalCount,
    openedPullRequests: opened.repository.pullRequests.totalCount,
    collaborators: repoStats.repository.collaborators.totalCount,
    commitComments: repoStats.repository.commitComments.totalCount,
    stargazers: repoStats.repository.stargazerCount,
    watchers: repoStats.repository.watchers.totalCount,
    releases: repoStats.repository.releases.totalCount,
    collaborators: repoStats.repository.collaborators.totalCount,
    commits: repoStats.repository.object.history.totalCount,
    forkCount: repoStats.repository.forkCount
  }

  console.log(result)
}

run()
  .catch(err => {
    console.error(err)
  })

function repositoryStats () {
  return graphqlWithAuth(`
    {
      repository(owner: "${owner}", name: "${name}") {
        forkCount

        stargazerCount

        watchers {
          totalCount
        }

        releases {
          totalCount
        }

        commitComments {
          totalCount
        }

        collaborators {
          totalCount
        }

        object(expression:"develop") {
          ... on Commit {
            history {
              totalCount
            }
          }
        }
      }
    }
  `)
}

function countIssuesAndPRs (state) {
  return graphqlWithAuth(`
    {
      repository(owner: "${owner}", name: "${name}") {
        issues (states: [ ${state} ]) {
          totalCount
        }

        pullRequests (states: [ ${state} ]) {
          totalCount
        }
      }
    }
  `)
}