create-release-pr.yml

name: Create Unity Release PR

on:
  push:
    branches:
      - "ci-unity"
  workflow_dispatch:
    inputs:
      version:
        description: 'New Unity SDK version (e.g. 5.4.0-alpha01 or 3.2.1)'
        type: string
        required: true
      base_branch:
        description: 'Target branch for the PR (e.g. main for regular releases, 5.4-main for patch releases)'
        type: string
        required: false
        default: 'main'
    

permissions:
  contents: write
  pull-requests: write

jobs:
  create-unity-release:
    runs-on: ubuntu-latest

    env:
      VERSION: ${{ github.event.inputs.version }}
      BASE_BRANCH: ${{ github.event.inputs.base_branch || 'main' }}
      BRANCH: release/${{ github.event.inputs.version }}
      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

    steps:
      - name: 📋 Display Configuration
        run: |
          echo "============================================"
          echo "🎮 Creating Unity SDK Release"
          echo "📦 Version: $VERSION"
          echo "🎯 Base Branch (PR Target): $BASE_BRANCH"
          echo "🌿 Release Branch (to create): $BRANCH"
          echo "============================================"

      - name: ✅ Validate Base Branch
        run: |
          if [[ "$BASE_BRANCH" == "main" ]]; then
            echo "✅ Valid base branch: main"
          elif [[ "$BASE_BRANCH" =~ ^[0-9]+\.[0-9]+-main$ ]]; then
            echo "✅ Valid base branch: $BASE_BRANCH"
          else
            echo "❌ ERROR: Invalid base branch '$BASE_BRANCH'"
            echo ""
            echo "Base branch must be either:"
            echo "  - 'main' (for regular releases)"
            echo "  - 'X.Y-main' (for patch lines, e.g., 5.4-main)"
            exit 1
          fi

      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true

      - name: Create release branch from base
        run: |
          if git ls-remote --exit-code --heads origin "$BRANCH"; then
            echo "Deleting remote branch $BRANCH"
            git push origin --delete "$BRANCH"
          fi

          echo "Creating release branch $BRANCH from $BASE_BRANCH"
          git checkout -b "$BRANCH" origin/main

      - name: Run composeRelease.sh
        run: |
          chmod +x ./composeRelease.sh
          ./composeRelease.sh $VERSION
        shell: bash

      - name: Commit and Push version bump
        run: |
          # 1. Update Version number in OneSignal.cs
            echo "✅ Updating OneSignal.cs"
            if [ -f "com.onesignal.unity.core/Runtime/OneSignal.cs" ]; then
              sed -i "s/public const string SdkVersion = \".*\"/public const string SdkVersion = \"$VERSION\"/" com.onesignal.unity.core/Runtime/OneSignal.cs
            fi
            
          # 2. Update iOS version header in UIApplication+OneSignalUnity.mm
              echo "✅ Updating UIApplication+OneSignalUnity.mm"
              if [ -f "com.onesignal.unity.ios/Runtime/UIApplication+OneSignalUnity.mm" ]; then
                sed -i "s/NSString \*const ONESIGNAL_UNITY_VERSION = @\".*\"/NSString *const ONESIGNAL_UNITY_VERSION = @\"$VERSION\"/" com.onesignal.unity.ios/Runtime/UIApplication+OneSignalUnity.mm
              fi
              
          # 3. Update platform version header in OneSignalPlatform.cs
              echo "✅ Updating OneSignalPlatform.cs"
              if [ -f "com.onesignal.unity.android/Runtime/OneSignalPlatform.cs" ]; then
                sed -i "s/private const string SdkVersion = \".*\"/private const string SdkVersion = \"$VERSION\"/" com.onesignal.unity.android/Runtime/OneSignalPlatform.cs
              fi
            fi
            
          # 4. Update example app packages-lock.json
            echo "✅ Updating packages-lock.json"
            if [ -f "OneSignalExample/Packages/packages-lock.json" ]; then
              # Update com.onesignal.unity.android version
              jq --arg ver "$VERSION" \
                '(.dependencies."com.onesignal.unity.android".version = $ver)' \
                OneSignalExample/Packages/packages-lock.json > temp.json && \
                mv temp.json OneSignalExample/Packages/packages-lock.json
              
              # Update com.onesignal.unity.ios version
              jq --arg ver "$VERSION" \
                '(.dependencies."com.onesignal.unity.ios".version = $ver)' \
                OneSignalExample/Packages/packages-lock.json > temp.json && \
                mv temp.json OneSignalExample/Packages/packages-lock.json
              
              # Update com.onesignal.unity.core version
              jq --arg ver "$VERSION" \
                '(.dependencies."com.onesignal.unity.core".version = $ver)' \
                OneSignalExample/Packages/packages-lock.json > temp.json && \
                mv temp.json OneSignalExample/Packages/packages-lock.json
            fi
            
          # 5. Update version number in .asmdef files
            echo "✅ Updating .asmdef files"
            
            # List of asmdef files to update
            ASMDEF_FILES=(
              "com.onesignal.unity.core/Runtime/OneSignal.UnityPackage.Attribution.asmdef"
              "OneSignalExample/Assets/OneSignal.UnityPackage.Example.asmdef"
              "com.onesignal.unity.core/Editor/OneSignal.UnityPackage.Editor.asmdef"
            )
            
            for asmdef in "${ASMDEF_FILES[@]}"; do
              if [ -f "$asmdef" ]; then
                echo "  - Updating $asmdef"
                # Update versionDefines expression field
                jq --arg ver "$VERSION" \
                  '(.versionDefines[]?.expression = $ver)' \
                  "$asmdef" > temp.json && mv temp.json "$asmdef"
              else
                echo "  ⚠️ File not found: $asmdef"
              fi
            done
            
            echo ""
            echo "✅ Version update complete!"
            echo "Updated to version: $VERSION"

      - name: Generate PR Body
        run: |
          echo "## 🎮 Unity SDK Release v$VERSION" > pr_body.md
          echo "" >> pr_body.md
          echo "**Summary:**" >> pr_body.md
          echo "- Automated release PR created by CI." >> pr_body.md
          echo "- Includes version bumps and changelog updates performed by composeRelease.sh." >> pr_body.md
          echo "" >> pr_body.md
          echo "**Next Steps:**" >> pr_body.md
          echo "1. Review and approve this PR." >> pr_body.md
          echo "2. Merge into \`$BASE_BRANCH\`." >> pr_body.md
          echo "3. Verify the generated draft GitHub release and attach the updated *.unitypackage if needed." >> pr_body.md
          echo "" >> pr_body.md
          echo "_This PR was auto-generated by create-unity-release CI._" >> pr_body.md

      - name: Create Pull Request
        run: |
          gh pr create \
            --title "Release Unity SDK v$VERSION" \
            --body-file pr_body.md \
            --head "$BRANCH" \
            --base "$BASE_BRANCH"