name: CI

on:
  push:
    branches: ["main", "master"]
    tags: ["v*"]
  pull_request:

jobs:
  build-and-test:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Install Rust (stable)
        uses: dtolnay/rust-toolchain@stable

      - name: Cache dependencies
        uses: Swatinem/rust-cache@v2

      - name: Build
        run: cargo build --workspace --verbose

      - name: Test
        run: cargo test --workspace --verbose

  build-windows-client:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'

    steps:
      - uses: actions/checkout@v4

      - name: Install Rust (stable) + Windows target
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-pc-windows-gnu

      - name: Install MinGW cross-compiler and tools
        run: sudo apt-get update && sudo apt-get install -y gcc-mingw-w64-x86-64 mingw-w64-tools

      - name: Cache dependencies
        uses: Swatinem/rust-cache@v2
        with:
          key: windows-gnu

      - name: Build Windows client (cross-compile)
        run: |
          cargo build --release --package helios-remote-client --target x86_64-pc-windows-gnu
        env:
          CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER: x86_64-w64-mingw32-gcc

      - name: Upload Windows client artifact
        uses: actions/upload-artifact@v4
        with:
          name: helios-remote-client-windows
          path: target/x86_64-pc-windows-gnu/release/helios-remote-client.exe
          if-no-files-found: error

      - name: Rename exe for release
        if: github.ref == 'refs/heads/master'
        run: cp target/x86_64-pc-windows-gnu/release/helios-remote-client.exe helios-remote-client-windows.exe

      - name: Publish rolling release (latest)
        if: github.ref == 'refs/heads/master'
        uses: softprops/action-gh-release@v2
        with:
          tag_name: latest
          name: "Latest Build"
          body: "Rolling release — automatically updated on every push to master."
          prerelease: true
          files: helios-remote-client-windows.exe
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Deploy client to VPS
        if: github.ref == 'refs/heads/master'
        env:
          VPS_SSH_KEY: ${{ secrets.VPS_SSH_KEY }}
        run: |
          mkdir -p ~/.ssh
          echo "$VPS_SSH_KEY" > ~/.ssh/deploy_key
          chmod 600 ~/.ssh/deploy_key
          ssh-keyscan -H 46.225.185.232 >> ~/.ssh/known_hosts
          scp -i ~/.ssh/deploy_key helios-remote-client-windows.exe \
            root@46.225.185.232:/var/www/helios-remote/helios-remote-client-windows.exe

  deploy-relay:
    runs-on: ubuntu-latest
    needs: build-and-test
    if: github.ref == 'refs/heads/master'

    steps:
      - uses: actions/checkout@v4

      - name: Install Rust + x86_64-linux target
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-unknown-linux-gnu

      - name: Install cross-linker
        run: sudo apt-get update && sudo apt-get install -y gcc-x86-64-linux-gnu

      - name: Cache dependencies
        uses: Swatinem/rust-cache@v2
        with:
          key: linux-x86_64

      - name: Build relay (x86_64 Linux)
        run: cargo build --release --package helios-remote-relay --target x86_64-unknown-linux-gnu
        env:
          CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER: x86_64-linux-gnu-gcc

      - name: Deploy relay to VPS
        env:
          VPS_SSH_KEY: ${{ secrets.VPS_SSH_KEY }}
        run: |
          mkdir -p ~/.ssh
          echo "$VPS_SSH_KEY" > ~/.ssh/deploy_key
          chmod 600 ~/.ssh/deploy_key
          ssh-keyscan -H 46.225.185.232 >> ~/.ssh/known_hosts
          # Only publish to download URL — relay updates itself when triggered by CLI
          scp -i ~/.ssh/deploy_key \
            target/x86_64-unknown-linux-gnu/release/helios-remote-relay \
            root@46.225.185.232:/var/www/helios-remote/helios-remote-relay-linux
          # Write version.json so CLI knows what's available
          echo "{\"commit\":\"$(git rev-parse --short HEAD)\"}" > version.json
          scp -i ~/.ssh/deploy_key version.json \
            root@46.225.185.232:/var/www/helios-remote/version.json

  build-cli:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'

    steps:
      - uses: actions/checkout@v4

      - name: Install Rust (stable) + targets
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-unknown-linux-gnu,x86_64-pc-windows-gnu,aarch64-unknown-linux-gnu

      - name: Install cross-compilers
        run: sudo apt-get update && sudo apt-get install -y gcc-x86-64-linux-gnu gcc-mingw-w64-x86-64 mingw-w64-tools gcc-aarch64-linux-gnu

      - name: Cache dependencies
        uses: Swatinem/rust-cache@v2
        with:
          key: cli

      - name: Build CLI (Linux x86_64)
        run: cargo build --release --package helios-remote-cli --target x86_64-unknown-linux-gnu
        env:
          CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER: x86_64-linux-gnu-gcc

      - name: Build CLI (Linux aarch64)
        run: cargo build --release --package helios-remote-cli --target aarch64-unknown-linux-gnu
        env:
          CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: aarch64-linux-gnu-gcc

      - name: Build CLI (Windows x86_64)
        run: cargo build --release --package helios-remote-cli --target x86_64-pc-windows-gnu
        env:
          CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER: x86_64-w64-mingw32-gcc

      - name: Upload Linux CLI artifact
        uses: actions/upload-artifact@v4
        with:
          name: helios-remote-cli-linux
          path: target/x86_64-unknown-linux-gnu/release/helios-remote-cli
          if-no-files-found: error

      - name: Upload Windows CLI artifact
        uses: actions/upload-artifact@v4
        with:
          name: helios-remote-cli-windows
          path: target/x86_64-pc-windows-gnu/release/helios-remote-cli.exe
          if-no-files-found: error

      - name: Deploy CLI to VPS
        if: github.ref == 'refs/heads/master'
        env:
          VPS_SSH_KEY: ${{ secrets.VPS_SSH_KEY }}
        run: |
          mkdir -p ~/.ssh
          echo "$VPS_SSH_KEY" > ~/.ssh/deploy_key
          chmod 600 ~/.ssh/deploy_key
          ssh-keyscan -H 46.225.185.232 >> ~/.ssh/known_hosts
          scp -i ~/.ssh/deploy_key \
            target/x86_64-unknown-linux-gnu/release/helios-remote-cli \
            root@46.225.185.232:/var/www/helios-remote/helios-remote-cli-linux
          scp -i ~/.ssh/deploy_key \
            target/aarch64-unknown-linux-gnu/release/helios-remote-cli \
            root@46.225.185.232:/var/www/helios-remote/helios-remote-cli-linux-aarch64
          scp -i ~/.ssh/deploy_key \
            target/x86_64-pc-windows-gnu/release/helios-remote-cli.exe \
            root@46.225.185.232:/var/www/helios-remote/helios-remote-cli-windows.exe