pr_workflow.yml

name: 'PR Workflow'

permissions:
  security-events: write
  actions: read
  id-token: write
  contents: write
  pull-requests: write

on:
  # push:
  workflow_dispatch:
    inputs:
      target_stage:
        type: choice
        description: Which stage to deploy to.
        options:
          - dev
          - prod
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
      - closed
    paths:
      - src/**

env:
  TARGET_STAGE: "pr-${{ github.event.number }}"
  TARGET_ENVIRONMENT: "dev"

jobs:
  debug:
    name: "Dump GitHub context"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Dump GitHub context
        env:
          GITHUB_CONTEXT: ${{ toJSON(github) }}
        run: echo "$GITHUB_CONTEXT"

  on_pr_opened:
    if: github.event_name == 'pull_request' && github.event.action != 'closed'
    name: "PR is opened. pr-${{ github.event.number}}"
    runs-on: "ubuntu-latest"
    environment: 
      name: "pr-${{ github.event.number }}"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "### PR is opened. stage: $TARGET_STAGE"
          echo "### PR is opened. stage: $TARGET_STAGE" >> "$GITHUB_STEP_SUMMARY"
        
  on_pr_merged:
    if: github.event.pull_request.merged
    name: "PR is merged. pr-${{ github.event.number}}"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "### PR is merged. stage: $TARGET_STAGE"
          echo "### PR is merged. stage: $TARGET_STAGE" >> "$GITHUB_STEP_SUMMARY"
          
  on_pr_closed_without_merge:
    if: github.event_name == 'pull_request' && ( github.event.action == 'closed' && github.event.pull_request.merged == false )
    name: "PR is closed without merge. pr-${{ github.event.number}}"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "### PR is closed without merge. stage: $TARGET_STAGE"
          echo "### PR is closed without merge. stage: $TARGET_STAGE" >> "$GITHUB_STEP_SUMMARY"

  on_pr_closed_or_merged:
    if: github.event_name == 'pull_request' && ( github.event.action == 'closed' || github.event.pull_request.merged )
    name: "PR is closed or merged. pr-${{ github.event.number}}"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "### PR is closed or merged. stage: $TARGET_STAGE"
          echo "### PR is closed or merged. stage: $TARGET_STAGE" >> "$GITHUB_STEP_SUMMARY"

  on_main_branch_only:
    if: github.ref == 'refs/heads/main'
    name: "Runs on Main branch only"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "hello main branch"

  on_manual_invoke_only:
    if: github.event_name == 'workflow_dispatch'
    name: "Runs on Manual invoke only"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "hello manual invoke workflow"

  on_main_or_manual_invoke:
    if: github.ref == 'refs/heads/main' || github.event_name == 'workflow_dispatch'
    name: "Runs on Main branch or manual invoke"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Echo stuff
        run: |
          echo "hello manual branch or manual invoke workflow"