swift-pm.yml

name: Build and Publish EZKL iOS SPM package

on:
  push:
    tags:
      # Only support SemVer versioning tags
      - 'v[0-9]+.[0-9]+.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+'

jobs:
  build-and-update:
    runs-on: macos-latest
    env:
      EZKL_SWIFT_PACKAGE_REPO: github.com/zkonduit/ezkl-swift-package.git

    steps:
      - name: Checkout EZKL
        uses: actions/checkout@v3

      - name: Extract TAG from github.ref_name
        run: |
          # github.ref_name is provided by GitHub Actions and contains the tag name directly.
          TAG="${{ github.ref_name }}"
          echo "Original TAG: $TAG"
          # Remove leading 'v' if present to match the Swift Package Manager version format.
          NEW_TAG=${TAG#v}
          echo "Stripped TAG: $NEW_TAG"
          echo "TAG=$NEW_TAG" >> $GITHUB_ENV

      - name: Install Rust (nightly)
        uses: actions-rs/toolchain@v1
        with:
          toolchain: nightly
          override: true

      - name: Build EzklCoreBindings
        run: CONFIGURATION=release cargo run --bin ios_gen_bindings --features "ios-bindings uuid camino uniffi_bindgen" --no-default-features

      - name: Clone ezkl-swift-package repository
        run: |
          git clone https://${{ env.EZKL_SWIFT_PACKAGE_REPO }}

      - name: Copy EzklCoreBindings
        run: |
          rm -rf ezkl-swift-package/Sources/EzklCoreBindings
          cp -r build/EzklCoreBindings ezkl-swift-package/Sources/

      - name: Copy Test Files
        run: |
          rm -rf ezkl-swift-package/Tests/EzklAssets/*
          cp tests/assets/kzg ezkl-swift-package/Tests/EzklAssets/kzg.srs
          cp tests/assets/input.json ezkl-swift-package/Tests/EzklAssets/input.json
          cp tests/assets/model.compiled ezkl-swift-package/Tests/EzklAssets/network.ezkl
          cp tests/assets/settings.json ezkl-swift-package/Tests/EzklAssets/settings.json

      - name: Check for changes
        id: check_changes
        run: |
          cd ezkl-swift-package
          if git diff --quiet Sources/EzklCoreBindings Tests/EzklAssets; then
            echo "no_changes=true" >> $GITHUB_OUTPUT
          else
            echo "no_changes=false" >> $GITHUB_OUTPUT
          fi

      - name: Set up Xcode environment
        if: steps.check_changes.outputs.no_changes == 'false'
        run: |
          sudo xcode-select -s /Applications/Xcode.app/Contents/Developer
          sudo xcodebuild -license accept

      - name: Run Package Tests
        if: steps.check_changes.outputs.no_changes == 'false'
        run: |
          cd ezkl-swift-package
          xcodebuild test \
            -scheme EzklPackage \
            -destination 'platform=iOS Simulator,name=iPhone 15 Pro,OS=17.5' \
            -resultBundlePath ../testResults

      - name: Run Example App Tests
        if: steps.check_changes.outputs.no_changes == 'false'
        run: |
          cd ezkl-swift-package/Example
          xcodebuild test \
            -project Example.xcodeproj \
            -scheme EzklApp \
            -destination 'platform=iOS Simulator,name=iPhone 15 Pro,OS=17.5' \
            -parallel-testing-enabled NO \
            -resultBundlePath ../../exampleTestResults \
            -skip-testing:EzklAppUITests/EzklAppUITests/testButtonClicksInOrder

      - name: Setup Git
        run: |
          cd ezkl-swift-package
          git config user.name "GitHub Action"
          git config user.email "action@github.com"
          git remote set-url origin https://zkonduit:${EZKL_SWIFT_PACKAGE_REPO_TOKEN}@${{ env.EZKL_SWIFT_PACKAGE_REPO }}
        env:
          EZKL_SWIFT_PACKAGE_REPO_TOKEN: ${{ secrets.EZKL_PORTER_TOKEN }}

      - name: Commit and Push Changes
        if: steps.check_changes.outputs.no_changes == 'false'
        run: |
          cd ezkl-swift-package
          git add Sources/EzklCoreBindings Tests/EzklAssets
          git commit -m "Automatically updated EzklCoreBindings for EZKL"
          
          if ! git push origin; then
            echo "::error::Failed to push changes to ${{ env.EZKL_SWIFT_PACKAGE_REPO }}. Please ensure that EZKL_PORTER_TOKEN has the correct permissions."
            exit 1
          fi

      - name: Tag the latest commit
        run: |
          cd ezkl-swift-package
          source $GITHUB_ENV
          
          # Tag the latest commit on the current branch
          if git rev-parse "$TAG" >/dev/null 2>&1; then
            echo "Tag $TAG already exists locally. Skipping tag creation."
          else
            git tag "$TAG"
          fi

          if ! git push origin "$TAG"; then
            echo "::error::Failed to push tag '$TAG' to ${{ env.EZKL_SWIFT_PACKAGE_REPO }}. Please ensure EZKL_PORTER_TOKEN has correct permissions."
            exit 1
          fi