name: Build

on:
  push:
    branches: [ "main" ]
    paths-ignore:
      - '**.md'
      - '.github/**'
      - '!.github/workflows/**'
  pull_request:
    branches: [ "main" ]
    paths-ignore:
      - '**.md'
      - '.github/**'
      - '!.github/workflows/**'
  workflow_dispatch:

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

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          submodules: "recursive"
          fetch-depth: 0

      - name: Setup Java
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: 21
          cache: 'gradle'

      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: aarch64-linux-android,armv7-linux-androideabi,i686-linux-android,x86_64-linux-android

      - name: Cache Rust artifacts
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            ~/.cargo/bin/cargo-ndk
            native-certgen/target
          key: rust-${{ runner.os }}-${{ hashFiles('native-certgen/Cargo.lock') }}
          restore-keys: rust-${{ runner.os }}-

      - name: Install cargo-ndk
        run: command -v cargo-ndk || cargo install cargo-ndk

      - name: Set up ccache
        uses: hendrikmuhs/ccache-action@v1.2
        with:
          key: ccache-${{ runner.os }}-${{ github.ref_name }}
          restore-keys: |
            ccache-${{ runner.os }}-${{ github.ref_name }}
            ccache-${{ runner.os }}-
            ccache-

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

      - name: Build with Gradle
        run: |
          chmod +x ./gradlew
          ./gradlew zipRelease zipDebug -Porg.gradle.parallel=true -Porg.gradle.vfs.watch=true -Dorg.gradle.jvmargs=-Xmx2048m

      - name: Read version
        id: ver
        run: |
          ver=$(grep 'val verName' app/build.gradle.kts | sed 's/.*"\(.*\)".*/\1/')
          echo "version=${ver}" >> "$GITHUB_OUTPUT"

      - name: Rename ZIPs for release
        run: |
          RELEASE_FILE=$(find out -name "*Release*.zip" | head -1)
          DEBUG_FILE=$(find out -name "*Debug*.zip" | head -1)

          if [[ -z "$RELEASE_FILE" || -z "$DEBUG_FILE" ]]; then
            echo "::error::Could not find release or debug ZIPs in out/"
            ls -la out/ || echo "out/ does not exist"
            exit 1
          fi

          cp "$RELEASE_FILE" "out/TEESimulator-${VER}-Release.zip"
          cp "$DEBUG_FILE" "out/TEESimulator-${VER}-Debug.zip"

          echo "Release: $(basename "$RELEASE_FILE") -> TEESimulator-${VER}-Release.zip"
          echo "Debug: $(basename "$DEBUG_FILE") -> TEESimulator-${VER}-Debug.zip"
        env:
          VER: ${{ steps.ver.outputs.version }}

      - uses: actions/upload-artifact@v4
        with:
          name: TEESimulator-release-zip
          path: out/TEESimulator-*-Release.zip
          retention-days: 30

      - uses: actions/upload-artifact@v4
        with:
          name: TEESimulator-debug-zip
          path: out/TEESimulator-*-Debug.zip
          retention-days: 7

      - uses: actions/upload-artifact@v4
        with:
          name: release-mappings
          path: app/build/outputs/mapping/release
          retention-days: 30
          compression-level: 9

  release:
    needs: build
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v4

      - name: Read version
        id: ver
        run: |
          ver=$(grep 'val verName' app/build.gradle.kts | sed 's/.*"\(.*\)".*/\1/')
          echo "version=${ver}" >> "$GITHUB_OUTPUT"

      - uses: actions/download-artifact@v4
        with:
          name: TEESimulator-release-zip
          path: zips

      - uses: actions/download-artifact@v4
        with:
          name: TEESimulator-debug-zip
          path: zips

      - name: Extract changelog
        run: |
          ver="${VER#v}"
          awk "/^## TEESimulator v${ver}/{flag=1; next} /^## TEESimulator v/{if(flag) exit} flag" module/changelog.md > /tmp/notes.md
          cat /tmp/notes.md
        env:
          VER: ${{ steps.ver.outputs.version }}

      - name: Create release
        run: |
          gh release delete "$VER" --yes 2>/dev/null || true
          gh release create "$VER" \
            --title "$VER" \
            --latest \
            --notes-file /tmp/notes.md \
            "zips/TEESimulator-${VER}-Release.zip" \
            "zips/TEESimulator-${VER}-Debug.zip"
        env:
          VER: ${{ steps.ver.outputs.version }}
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}