name: 🍏 iOS builds
on:
  workflow_call:
    inputs:
      godot-treeish:
        description: A tag, branch or commit hash in the Godot repository.
        type: string
        default: master
      limboai-treeish:
        description: A tag, branch or commit hash in the LimboAI repository.
        type: string
        default: master

  workflow_dispatch:
    inputs:
      godot-treeish:
        description: A tag, branch or commit hash in the Godot repository.
        type: string
        default: master
      limboai-treeish:
        description: A tag, branch or commit hash in the LimboAI repository.
        type: string
        default: master


# Global Settings
env:
  SCONS_CACHE_LIMIT: 4096
  SCONSFLAGS: production=yes tests=no verbose=yes warnings=extra werror=yes
  DOTNET_NOLOGO: true
  DOTNET_CLI_TELEMETRY_OPTOUT: true

jobs:

  ios-builds:
    runs-on: "macos-latest"
    name: ${{ matrix.name }}

    strategy:
      fail-fast: false
      matrix:
        include:
          - name: Template (arm64, release)
            target: template_release
            arch: arm64
            ios_simulator: false

          - name: Template (arm64, debug)
            target: template_debug
            arch: arm64
            ios_simulator: false

          - name: Simulator Lib (x86_64, release)
            target: template_release
            arch: x86_64
            ios_simulator: true

          - name: Simulator Lib (x86_64, debug)
            target: template_debug
            arch: x86_64
            ios_simulator: true

          # ! Disabled for now as it doesn't work with cctools-port and current LLVM.
          # * See https://github.com/godotengine/build-containers/pull/85.
          # - name: Simulator Lib (arm64, release)
          #   target: template_release
          #   arch: arm64
          #   ios_simulator: true

          # - name: Simulator Lib (arm64, debug)
          #   target: template_debug
          #   arch: arm64
          #   ios_simulator: true

    env:
      BIN: godot.ios.${{matrix.target}}.${{matrix.arch}}

    steps:

      - name: Clone Godot
        uses: actions/checkout@v3
        with:
          repository: godotengine/godot
          ref: ${{ inputs.godot-treeish }}

      - name: Clone LimboAI module
        uses: actions/checkout@v3
        with:
          path: modules/limboai
          ref: ${{ inputs.limboai-treeish }}

      # Inits GODOT_VERSION, LIMBOAI_VERSION and NAME_PREFIX environment variables.
      - uses: ./modules/limboai/.github/actions/init-version

      - name: Set up Python 3.x
        uses: actions/setup-python@v4
        with:
          python-version: '3.x'
          architecture: 'x64'

      - name: Set up scons
        run: |
          python -c "import sys; print(sys.version)"
          python -m pip install scons==4.4.0

      - name: Diagnostics
        run: |
          python --version
          scons --version
          dotnet --info

      - name: Set up Vulkan SDK
        run: |
          sh misc/scripts/install_vulkan_sdk_macos.sh

      - name: Set up scons cache
        uses: actions/cache@v3
        with:
          path: ${{github.workspace}}/.scons_cache/
          key: ${{matrix.cache-name}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
          restore-keys: |
            ${{env.BIN}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
            ${{env.BIN}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
            ${{env.BIN}}-${{env.GODOT_BASE_BRANCH}}

      - name: Compilation
        env:
          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
        run: |
          scons platform=ios target=${{matrix.target}} arch=${{matrix.arch}} ios_simulator=${{matrix.ios_simulator}} ${{env.SCONSFLAGS}}

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: ios-templates
          path: bin/*

  package-ios-templates:
    runs-on: "macos-latest"
    name: Package iOS templates
    needs: ios-builds

    steps:

      - name: Clone Godot
        uses: actions/checkout@v3
        with:
          repository: godotengine/godot
          ref: ${{ inputs.godot-treeish }}

      - name: Clone LimboAI module
        uses: actions/checkout@v3
        with:
          path: modules/limboai
          ref: ${{ inputs.limboai-treeish }}

      # Inits GODOT_VERSION, LIMBOAI_VERSION and NAME_PREFIX environment variables.
      - uses: ./modules/limboai/.github/actions/init-version

      - name: Set up Vulkan SDK
        run: |
          sh misc/scripts/install_vulkan_sdk_macos.sh

      - name: Download templates artifact
        uses: actions/download-artifact@v3
        with:
          name: ios-templates
          path: bin/

      - name: Make template bundle
        run: |
          ls bin/
          cp -r misc/dist/ios_xcode bin/
          cd bin/

          strip *.a

          mv libgodot.ios.template_debug.arm64.a ios_xcode/libgodot.ios.debug.xcframework/ios-arm64/libgodot.a
          # ! lipo -create libgodot.ios.template_debug.arm64.simulator.a libgodot.ios.template_debug.x86_64.simulator.a -output ios_xcode/libgodot.ios.debug.xcframework/ios-arm64_x86_64-simulator/libgodot.a
          mv libgodot.ios.template_debug.x86_64.simulator.a ios_xcode/libgodot.ios.debug.xcframework/ios-arm64_x86_64-simulator/libgodot.a

          mv libgodot.ios.template_release.arm64.a ios_xcode/libgodot.ios.release.xcframework/ios-arm64/libgodot.a
          # ! lipo -create libgodot.ios.template_release.arm64.simulator.a libgodot.ios.template_release.x86_64.simulator.a -output ios_xcode/libgodot.ios.release.xcframework/ios-arm64_x86_64-simulator/libgodot.a
          mv libgodot.ios.template_release.x86_64.simulator.a ios_xcode/libgodot.ios.release.xcframework/ios-arm64_x86_64-simulator/libgodot.a

          cp -r ~/VulkanSDK/*/MoltenVK/MoltenVK.xcframework ios_xcode
          rm -rf ios_xcode/MoltenVK.xcframework/{macos,tvos}*

          mkdir -p ${{github.workspace}}/out/templates/
          cd ios_xcode
          zip -q -9 -r ${{github.workspace}}/out/templates/ios.zip *

          ls -l ${{github.workspace}}/out/*

      - name: Upload template bundle
        uses: actions/upload-artifact@v3
        with:
          name: ${{env.NAME_PREFIX}}.export-templates
          path: out/*

      - name: Delete templates artifact
        uses: geekyeggo/delete-artifact@v2
        with:
            name: ios-templates
            failOnError: false