name: ios-ci

on:
  workflow_dispatch:
  push:
    branches:
      - main
    tags:
      - 'ios-*'
    paths:
      - CMakeLists.txt
      - 'platform/ios/**'
      - 'platform/darwin/**'
      - ".github/workflows/ios-ci.yml"
      - "bin/**"
      - "expression-test/**"
      - "include/**"
      - "metrics/**"
      - "platform/default/**"
      - "render-test/**"
      - "scripts/**"
      - "src/**"
      - "test/**"
      - "vendor/**"
      - ".gitmodules"
      - "!**/*.md"
      - WORKSPACE
      - BUILD.bazel
      - .bazelrc
      - .bazelversion
  
  pull_request:
    branches:
      - '*'
    paths:
      - CMakeLists.txt
      - 'platform/ios/**'
      - 'platform/darwin/**'
      - ".github/workflows/ios-ci.yml"
      - "bin/**"
      - "expression-test/**"
      - "include/**"
      - "metrics/**"
      - "platform/default/**"
      - "render-test/**"
      - "scripts/**"
      - "src/**"
      - "test/**"
      - "vendor/**"
      - ".gitmodules"
      - "!**/*.md"
      - WORKSPACE
      - BUILD.bazel
      - .bazelrc
      - .bazelversion

jobs:
  build:
    runs-on: [self-hosted, macOS, ARM64]
    concurrency:
      # cancel jobs on PRs only
      group: ${{ github.workflow }}-${{ github.ref }}
      cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
    env:
      BUILDTYPE: Debug
      HOMEBREW_NO_AUTO_UPDATE: 1
      HOMEBREW_NO_INSTALL_CLEANUP: 1
    defaults:
      run:
        working-directory: platform/ios
        shell: bash
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: recursive
          fetch-depth: 0

      - name: Cache node modules
        uses: actions/cache@v3
        env:
          cache-name: cache-node-modules
        with:
          path: /user/local/lib/node_modules
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-

      - name: Cache Bazel
        uses: actions/cache@v3
        with:
          key: ${{ runner.os }}-bazel-${{ hashFiles('.bazelversion', '.bazelrc', 'WORKSPACE', 'WORKSPACE.bazel', 'MODULE.bazel') }}
          restore-keys: |
            ${{ runner.os }}-bazel-
          path: ~/.cache/bazel

      - uses: actions/setup-node@v3
        with:
          node-version: 18
      
      - name: npm install
        run: npm ci --ignore-scripts

      - name: Prepare ccache
        run: ccache --clear

      - name: Cache ccache
        uses: actions/cache@v3
        env:
          cache-name: ccache-v1
        with:
          path: ~/.ccache'
          key: ${{ env.cache-name }}-${{ runner.os }}-${{ github.job }}-${{ github.ref }}-${{ github.sha }}-${{ github.head_ref }}
          restore-keys: |
            ${{ env.cache-name }}-${{ runner.os }}-${{ github.job }}-${{ github.ref }}-${{ github.sha }}
            ${{ env.cache-name }}-${{ runner.os }}-${{ github.job }}-${{ github.ref }}
            ${{ env.cache-name }}-${{ runner.os }}-${{ github.job }}

      - name: Clear ccache statistics
        run: |
          ccache --zero-stats
          ccache --max-size=2G
          ccache --show-stats

      - run: cp bazel/example_config.bzl bazel/config.bzl

      - name: Check debug symbols
        run: bazel run //platform:check-public-symbols

      - name: Lint plist files
        run: bazel run //platform/ios:lint-plists

      - name: Running iOS tests
        run: bazel test //platform/ios/test:ios_test --test_output=errors

      - name: Running iOS UI tests
        run: bazel test //platform/ios/iosapp-UITests:uitest --test_output=errors

      # size test

      - name: Build app for size test & output size 
        working-directory: ./
        run: | 
          bazel build --compilation_mode=opt //platform/ios:size --//:maplibre_platform=ios
          cp "$(bazel cquery --compilation_mode=opt --output=files //platform/ios:size --//:maplibre_platform=ios)" ./size

      - name: Upload size test result
        uses: actions/upload-artifact@v3
        with:
          name: size-test-result
          path: |
            ./size

      # render test

      - name: Build RenderTest .ipa and .xctest for AWS Device Farm
        run: |
          set -e
          bazel run //platform/ios:xcodeproj
          build_dir="$(mktemp -d)"
          xcodebuild build-for-testing  -scheme RenderTest -project MapLibre.xcodeproj -derivedDataPath "$build_dir"
          render_test_app_dir="$(dirname "$(find "$build_dir" -name RenderTestApp.app)")"
          cd "$render_test_app_dir"
          mkdir Payload
          mv RenderTestApp.app Payload
          zip -r RenderTestApp.zip Payload
          mv RenderTestApp.zip RenderTestApp.ipa
          cd Payload/RenderTestApp.app/PlugIns
          zip -r "$render_test_app_dir"/RenderTest.xctest.zip RenderTest.xctest
          echo render_test_artifacts_dir="$render_test_app_dir" >> "$GITHUB_ENV"

      - uses: actions/upload-artifact@v3
        with:
          name: ios-render-test
          retention-days: 3
          path: |
            ${{ env.render_test_artifacts_dir }}/RenderTest.xctest.zip
            ${{ env.render_test_artifacts_dir }}/RenderTestApp.ipa

      # C++ unit tests
      
      - name: Build CppUnitTests .ipa and .xctest for AWS Device Farm
        run: |
          set -e
          bazel run //platform/ios:xcodeproj
          build_dir="$(mktemp -d)"
          xcodebuild build-for-testing  -scheme CppUnitTests -project MapLibre.xcodeproj -derivedDataPath "$build_dir"
          ios_cpp_test_app_dir="$(dirname "$(find "$build_dir" -name CppUnitTestsApp.app)")"
          cd "$ios_cpp_test_app_dir"
          mkdir Payload
          mv CppUnitTestsApp.app Payload
          zip -r CppUnitTestsApp.zip Payload
          mv CppUnitTestsApp.zip CppUnitTestsApp.ipa
          cd Payload/CppUnitTestsApp.app/PlugIns
          zip -r "$ios_cpp_test_app_dir"/CppUnitTests.xctest.zip CppUnitTests.xctest
          echo ios_cpp_test_artifacts_dir="$ios_cpp_test_app_dir" >> "$GITHUB_ENV"

      - uses: actions/upload-artifact@v3
        with:
          name: ios-cpp-unit-tests
          retention-days: 3
          path: |
            ${{ env.ios_cpp_test_artifacts_dir }}/CppUnitTests.xctest.zip
            ${{ env.ios_cpp_test_artifacts_dir }}/CppUnitTestsApp.ipa