name: Build IPA

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

concurrency:
  group: build-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    name: Build unsigned IPA
    runs-on: macos-15
    timeout-minutes: 45

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Select Xcode
        run: |
          # Prefer newest installed Xcode
          ls /Applications | grep -i Xcode || true
          sudo xcode-select -s /Applications/Xcode.app/Contents/Developer
          xcodebuild -version
          xcodebuild -showsdks | grep iphoneos || true

      - name: Resolve packages
        run: |
          xcodebuild -project "Pocket Poster.xcodeproj" \
            -scheme "Pocket Poster" \
            -resolvePackageDependencies

      - name: Build IPA
        run: |
          chmod +x ./ipabuild.sh
          ./ipabuild.sh

      - name: Prepare artifact
        run: |
          VERSION=$(/usr/libexec/PlistBuddy -c 'Print :CFBundleShortVersionString' \
            "build/DerivedDataApp/Build/Products/Release-iphoneos/Pocket Poster.app/Info.plist" 2>/dev/null \
            || grep -m1 'MARKETING_VERSION' "Pocket Poster.xcodeproj/project.pbxproj" | sed 's/[^0-9.]//g')
          echo "VERSION=$VERSION" >> "$GITHUB_ENV"
          test -f "build/Pocket_Poster.ipa" || cp "build/Pocket Poster.ipa" "build/Pocket_Poster.ipa"
          cp "build/Pocket_Poster.ipa" "build/Pocket_Poster_${VERSION}.ipa"
          ls -lh build/*.ipa

      - name: Upload IPA (artifact)
        uses: actions/upload-artifact@v4
        with:
          name: Pocket_Poster-${{ env.VERSION }}
          path: |
            build/Pocket_Poster.ipa
            build/Pocket_Poster_*.ipa
          if-no-files-found: error
          retention-days: 30