name: Build

on:
  repository_dispatch:
    types: [external_build_trigger]
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Get latest release
      id: get_tag
      run: |
        LATEST_TAG=$(curl -s https://api.github.com/repos/signalapp/Signal-Desktop/releases/latest | jq -r '.tag_name')
        echo "LATEST_TAG=$LATEST_TAG" >> $GITHUB_OUTPUT
  
    - uses: actions/checkout@v4
      with:
        repository: signalapp/Signal-Desktop
        ref: ${{ steps.get_tag.outputs.LATEST_TAG }}
        fetch-depth: 1
    
    - name: Install jq
      run: |
        sudo apt update
        sudo apt install -y jq python3 

    - name: Add AppImage
      run: |
        cp package.json package.json.orig
        cat package.json.orig | jq '.build.linux.target = ["AppImage", "tar.gz"]' > package.json
        
    - name: Read .nvmrc
      run: echo "NODE_VERSION=$(cat .nvmrc)" >> $GITHUB_OUTPUT
      id: nvm
    
    - name: Use Node.js ${{ steps.nvm.outputs.NODE_VERSION }}
      uses: actions/setup-node@v2
      with:
        node-version: ${{ steps.nvm.outputs.NODE_VERSION }}
    
    - name: Setup pnpm
      uses: pnpm/action-setup@v4.1.0
    
    - name: Build
      run: |
        pnpm build --platform linux
        
    - name: Upload Build Artifacts
      uses: actions/upload-artifact@v4.6.2
      with:
        name: signal-desktop-${{ steps.get_tag.outputs.LATEST_TAG }}
        path: |
          release/*.AppImage
          release/*.tar.gz