name: Build

on:
  push:
  repository_dispatch:
    types: [external_build_trigger]
  workflow_dispatch:
  schedule:
    - cron: "0 0 * * *"

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Get 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
  
    - name: Skip if exists
      run: |
        LATEST_TAG="${{ steps.get_tag.outputs.LATEST_TAG }}"
        MY_RELEASE=$(curl -s https://api.github.com/repos/${{ github.repository }}/releases/latest | jq -r '.tag_name')
        if [[ "$LATEST_TAG" == "$MY_RELEASE" ]]; then
          exit 78
        fi
  
    - 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: Modify package.json
      run: |
        cp package.json package.json.0
        cat package.json.0 | jq '.build.linux.target  = ["AppImage"]' > package.json.1
        cat package.json.1 | jq '.scripts."build:electron" += " --publish=never"' > 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 install
        pnpm build-release

    - name: Create Release
      id: create_release
      uses: actions/create-release@v1
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        draft: false
        prerelease: false
        release_name: ${{ steps.get_tag.outputs.LATEST_TAG }}
        tag_name: ${{ steps.get_tag.outputs.LATEST_TAG }}

      
    - name: Upload Release Asset
      id: upload-release-asset 
      uses: actions/upload-release-asset@v1
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        upload_url: ${{ steps.create_release.outputs.upload_url }}
        asset_path: release/Signal-${{ steps.get_tag.outputs.LATEST_TAG }}.AppImage
        asset_name: Signal-${{ steps.get_tag.outputs.LATEST_TAG }}.AppImage