push-change-to-discord-webhook-url.yml

name: Push Change to Discord Webhook URL

on:
  push:
    branches:
      - dev

  # Allow manual trigger
  workflow_dispatch:

jobs:
  send-to-discord-webhook-url:
    runs-on: ubuntu-latest
    steps:
      - name: crawl-commit-message-headers
        id: crawl-commit-message-headers
        uses: actions/github-script@v7
        with:
          script: |
            const commits = context.payload.commits;
            const messages = commits.map(commit => commit.message.split('\n')[0]);
            console.log(commits, messages);
            console.log('context: ', context)
            core.exportVariable('messages', messages.join('\n'));
      - name: build-discord-webhook-payload
        id: build-discord-webhook-payload
        uses: actions/github-script@v7
        env:
          # sandbox webhook url
          DISCORD_WEBHOOK_URL: ${{ secrets.SANDBOX_DISCORD_WEBHOOK_URL }}
          # real webhook url
          # DISCORD_WEBHOOK_URL: ${{ secrets.SPLIT_GAME_CHANNEL_DISCORD_WEBHOOK_URL }}
        with:
          script: |
            const { messages } = process.env;

            const discordWebhookPayload = {
              content: '# 島島阿學前端更新' + '\n' + messages,
              username: '島島阿學日誌'
            };
            const req = new Request(process.env.DISCORD_WEBHOOK_URL, {
              method: 'POST',
              headers: {
                'Content-Type': 'application/json'
              },
              body: JSON.stringify(discordWebhookPayload)
            });
            const res = await fetch(req);
            if (!res.ok) {
              throw new Error(`HTTP error! status: ${res.status}`);
            }