name: Rust Cross-Platform Build

on:
  workflow_dispatch:
  push:
    branches: [ "main", "feature-*" ]
  pull_request:
    branches: [ "main" ]

env:
  CARGO_TERM_COLOR: always

jobs:
  detect-project:
    name: Detect Rust Project
    runs-on: ubuntu-latest
    outputs:
      project-dir: ${{ steps.detect.outputs.project-dir }}
      project-name: ${{ steps.detect.outputs.project-name }}
    steps:
      - uses: actions/checkout@v4
      
      - name: Find Cargo.toml
        id: detect
        run: |
          for dir in */; do
            if [ -f "$dir/Cargo.toml" ]; then
              PROJECT_DIR="$dir"
              PROJECT_NAME=$(grep -m1 '^name =' "$dir/Cargo.toml" | cut -d'"' -f2)
              echo "project-dir=${PROJECT_DIR%/}" >> $GITHUB_OUTPUT
              echo "project-name=${PROJECT_NAME}" >> $GITHUB_OUTPUT
              break
            fi
          done
          if [ -z "$PROJECT_DIR" ]; then
            echo "No Rust project found!"
            exit 1
          fi
          
  native-build:
    name: Native Linux Build
    needs: detect-project
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v3
      
      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          target: x86_64-unknown-linux-gnu
          profile: minimal
          override: true
      
      - name: Build Linux binary
        id: build
        working-directory: ${{ needs.detect-project.outputs.project-dir }}
        run: |
          cargo build --release --target x86_64-unknown-linux-gnu
          echo "binary_name=$binary_name" >> $GITHUB_OUTPUT
      
      - name: Strip debug symbols
        working-directory: ${{ needs.detect-project.outputs.project-dir }}
        run: strip target/x86_64-unknown-linux-gnu/release/$(grep -m1 '^name =' Cargo.toml | cut -d'"' -f2)
      
      - name: Upload Linux artifact
        uses: actions/upload-artifact@v3
        with:
          name: ${{ needs.detect-project.outputs.project-dir }}-linux
          path: ${{ needs.detect-project.outputs.project-dir }}/target/x86_64-unknown-linux-gnu/release/${{ steps.build.outputs.binary_name }}

  windows-cross:
    name: Windows Cross-Compile
    needs: detect-project
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v3
      
      - name: Install Rust and Windows target
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          target: x86_64-pc-windows-gnu
          profile: minimal
          override: true
      
      - name: Install mingw cross-compiler
        run: sudo apt-get update && sudo apt-get install -y gcc-mingw-w64-x86-64
      
      - name: Build Windows binary
        working-directory: ${{ needs.detect-project.outputs.project-dir }}
        id: build
        run: |
          cargo build --release --target x86_64-pc-windows-gnu
          binary_name=$(grep -m1 '^name =' Cargo.toml | cut -d'"' -f2)
          x86_64-w64-mingw32-strip target/x86_64-pc-windows-gnu/release/$binary_name.exe
          echo "binary_name=$binary_name" >> $GITHUB_OUTPUT
      
      - name: Upload Windows artifact
        uses: actions/upload-artifact@v3
        with:
          name: ${{ needs.detect-project.outputs.project-dir }}-windows
          path: ${{ needs.detect-project.outputs.project-dir }}/target/x86_64-pc-windows-gnu/release/${{ steps.build.outputs.binary_name }}.exe