name: Build / Debian DEB

concurrency:
  group: "build-debian-${{ github.ref }}"
  cancel-in-progress: true

on:
  push:
    branches:
      - '**'
    tags:
      - 'v*'
    paths:
      - 'pkg/debian/**'
      - 'src/**'
      - 'Cargo.toml'
      - 'Cargo.lock'
      - '.forgejo/workflows/build-debian.yml'
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Get Debian version
        id: debian_version
        run: |
          VERSION=$(cat /etc/debian_version)
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "Debian version: $VERSION"

      - name: Checkout repository with full history
        uses: https://code.forgejo.org/actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Checkout repository with full history
        uses: https://code.forgejo.org/actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Cache Cargo registry
        uses: https://code.forgejo.org/actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
          key: cargo-debian${{ steps.debian_version.outputs.version }}-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            cargo-debian${{ steps.debian_version.outputs.version }}-

      - name: Setup sccache
        uses: https://git.tomfos.tr/tom/sccache-action@v1

      - name: Configure sccache environment
        run: |
          echo "RUSTC_WRAPPER=sccache" >> $GITHUB_ENV
          echo "CMAKE_C_COMPILER_LAUNCHER=sccache" >> $GITHUB_ENV
          echo "CMAKE_CXX_COMPILER_LAUNCHER=sccache" >> $GITHUB_ENV
          echo "SCCACHE_CACHE_SIZE=10G" >> $GITHUB_ENV
          # Aggressive GC since cache restores don't increment counter
          echo "CARGO_INCREMENTAL_GC_TRIGGER=5" >> $GITHUB_ENV

      - name: Setup Rust nightly
        uses: ./.forgejo/actions/setup-rust
        with:
          rust-version: nightly
          github-token: ${{ secrets.GH_PUBLIC_RO }}

      - name: Install build dependencies
        run: |
          cargo install cargo-deb
          # Build dependencies for rocksdb
          apt install -y clang liburing-dev

      - name: Run cargo-deb
        id: cargo_deb
        run: |
          cargo deb >> $DEB_PATH
          echo "path=$DEB_PATH" >> $GITHUB_OUTPUT

      - name: Test deb installation
        run: |
          echo "Installing: ${{ steps.cargo_deb.outputs.path }}"

          apt install -y ${{ steps.cargo_deb.outputs.path }}

          apt info continuwuity

          [ -f /usr/bin/conduwuit ] && echo "✅ Binary installed successfully"
          [ -f /usr/lib/systemd/system/conduwuit.service ] && echo "✅ Systemd service installed"
          [ -f /etc/conduwuit/conduwuit.toml ] && echo "✅ Config file installed"

      - name: Upload deb artifact
        uses: https://code.forgejo.org/actions/upload-artifact@v3
        with:
          name: continuwuity
          path: ${{ steps.cargo_deb.outputs.path }}