mistake_notifier.yml

name: Mistake Notifier

on:
  workflow_run:
    workflows: [Mistake Checker]
    types:
      - completed

jobs:
  notify:
    name: Notify of mistakes
    runs-on: ubuntu-latest

    permissions:
      pull-requests: write
      issues: write

    steps:
      - name: Download mistake checker results
        uses: actions/github-script@v3.1.0
        with:
          script: |
            let allArtifacts = await github.actions.listWorkflowRunArtifacts({
               owner: context.repo.owner,
               repo: context.repo.repo,
               run_id: ${{ github.event.workflow_run.id }},
            });

            let matchArtifact = allArtifacts.data.artifacts.filter((artifact) => {
              return artifact.name == "mistakes"
            })[0];

            let download = await github.actions.downloadArtifact({
               owner: context.repo.owner,
               repo: context.repo.repo,
               artifact_id: matchArtifact.id,
               archive_format: 'zip',
            });

            let fs = require('fs');
            fs.writeFileSync('${{ github.workspace }}/pr.zip', Buffer.from(download.data));

      - run: unzip pr.zip

      - name: Output detected mistakes if any
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            let fs = require('fs');
            const pr_number = Number(fs.readFileSync('./number.txt'));
            const mistakes = JSON.parse(fs.readFileSync('./mistakes.txt').toString());

            let message = '';

            if (mistakes.length !== 0) {
              message += 'Thank you for contributing!\n\n';
              message += 'To keep translations error-free, we check them for mistakes. The files you changed seem to contain some, no worries though, they can be fixed! ';
              message += `See helpful info below:\n\`\`\`diff\n`;
              message += '===================================================================\n';
              for (mistake of mistakes) {
                message += `@@ Line: ${mistake.line} @@\n`;

                switch (mistake.condition) {
                  case 'invalid_format':
                    message += '--- Non-Matching use of %s\n';
                    message += `+ msgid "${mistake.id}"\n`;
                    message += `- msgstr "${mistake.str}"\n`;
                    break;
                  case 'invalid_colors':
                    message += '!!! Possible misuse of colors\n';
                    message += `+ msgid "${mistake.id}"\n`;
                    message += `- msgstr "${mistake.str}"\n`;
                    break;
                  case 'invalid_colors_and_format':
                    message += '!!! Possible misuse of colors and format\n';
                    message += `+ msgid "${mistake.id}"\n`;
                    message += `- msgstr "${mistake.str}"\n`;
                    break;
                }
                
                if (mistakes.indexOf(mistake) !== mistakes.length - 1) {
                  message += '***************\n';
                }
              }

              message += `===================================================================\n\`\`\``;
            }

            if (message !== "") {
              github.rest.issues.createComment({
                issue_number: pr_number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: message
              });
            }