name: Report Test Coverage

on:
  workflow_run:
    workflows: [Build]
    types:
      - completed

jobs:
  report-test-coverage:
    runs-on: ubuntu-latest
    steps:
      - name: 'Download artifact'
        uses: actions/github-script@v6
        with:
          script: |
            let allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
               owner: context.repo.owner,
               repo: context.repo.repo,
               run_id: context.payload.workflow_run.id,
            });
            let matchArtifact = allArtifacts.data.artifacts.filter((artifact) => {
              return artifact.name == "report"
            })[0];
            let download = await github.rest.actions.downloadArtifact({
               owner: context.repo.owner,
               repo: context.repo.repo,
               artifact_id: matchArtifact.id,
               archive_format: 'zip',
            });
            let fs = require('fs');
            fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/report.zip`, Buffer.from(download.data));

      - name: 'Unzip artifact'
        run: |
          unzip report.zip

      - name: Code Coverage Report
        uses: irongut/CodeCoverageSummary@v1.3.0
        with:
          filename: coverage.xml
          badge: true
          format: markdown
          hide_branch_rate: false
          hide_complexity: false
          indicators: true
          output: both
          thresholds: '80 90'

      - name: Make Coverage Report Collapsable
        run: |
          sed -i '2 i <details>' code-coverage-results.md
          sed -i '3 i <summary>Click me to view the complete report</summary>' code-coverage-results.md
          echo "</details>" >> code-coverage-results.md

      - name: 'Comment on PR'
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            let fs = require('fs');
            let issue_number = Number(fs.readFileSync('./pr_number'));
            let owner = context.repo.owner;
            let repo = context.repo.repo;
            let run_id = context.payload.workflow_run.id;
            let run_url = `https://github.com/${owner}/${repo}/actions/runs/${run_id}`
            let body = fs.readFileSync('./code-coverage-results.md', {encoding:'utf8', flag:'r'})

            await github.rest.issues.createComment({
              owner: owner,
              repo: repo,
              issue_number: issue_number,
              body: body
            });