name: BotServer CI/CD

on:
  push:
    branches: ["main"]
  pull_request:
    branches: ["main"]

env:
  CARGO_BUILD_JOBS: 8
  CARGO_NET_RETRY: 10
  RUSTC_WRAPPER: sccache
  WORKSPACE: /home/gbuser/workspace
  CARGO_TARGET_DIR: /home/gbuser/target
  PATH: /home/gbuser/.cargo/bin:/home/gbuser/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

jobs:
  build:
    runs-on: gbo

    steps:
      - name: Setup Git
        run: |
          git config --global http.sslVerify false
          git config --global --add safe.directory "*"

      - name: Setup Workspace
        run: |
          mkdir -p $WORKSPACE
          cd $WORKSPACE

          # Clone gb-ws if it doesn't exist
          if [ ! -d gb-ws/.git ]; then
            git clone --depth 1 --branch main https://alm.pragmatismo.com.br/GeneralBots/gb.git gb-ws
          fi

          # Simple pull to get latest changes
          git -C gb-ws pull origin main

          # Initialize submodules if needed
          cd gb-ws
          git submodule update --init --depth 1 botlib
          git submodule update --init --depth 1 botserver

          mkdir -p /home/gbuser/target

      - name: Cache sccache
        uses: actions/cache@v4
        with:
          path: ~/.cache/sccache
          key: sccache-botserver-${{ github.sha }}
          restore-keys: sccache-botserver-

      - name: Install system dependencies
        run: |
          PKGS="libpq-dev libssl-dev liblzma-dev pkg-config"
          MISSING=""
          for pkg in $PKGS; do
            dpkg -s "$pkg" >/dev/null 2>&1 || MISSING="$MISSING $pkg"
          done
          if [ -n "$MISSING" ]; then
            sudo apt-get update -qq -o Acquire::Retries=3 -o Acquire::http::Timeout=30
            sudo apt-get install -y --no-install-recommends $MISSING
          else
            echo "All system dependencies already installed"
          fi

      - name: Build BotServer
        working-directory: /home/gbuser/workspace/gb-ws
        run: |
          set -e
          # Kill any stuck cargo processes
          pkill -9 cargo 2>/dev/null || true
          pkill -9 rustc 2>/dev/null || true
          rm -f target/.cargo-lock 2>/dev/null || true

          export SCCACHE_IDLE_TIMEOUT=300
          export SCCACHE_CACHE_SIZE=10G
          sccache --stop-server 2>/dev/null || true
          sccache --start-server

          cargo build -p botserver -j 8

      - name: Save build log
        if: always()
        run: cp /tmp/build.log /tmp/botserver-$(date +%Y%m%d-%H%M%S).log || true

      - name: Deploy via ssh tar gzip
        run: |
          set -e
          SSH_ARGS="-i /home/gbuser/.ssh/id_ed25519 -o StrictHostKeyChecking=no -o ConnectTimeout=5 -o ServerAliveInterval=5 -o ServerAliveCountMax=2 -o BatchMode=yes"
          echo "=== Deploy started ==="
          echo "Step 1: Checking binary..."
          ls -lh /home/gbuser/target/debug/botserver
          echo "Step 2: Backing up old binary (ignore if not exists)..."
          ssh $SSH_ARGS system "cp /opt/gbo/bin/botserver /tmp/botserver.bak 2>/dev/null || true"
          echo "Step 3: Stopping botserver service..."
          ssh $SSH_ARGS system "sudo systemctl stop botserver || true"
          echo "Step 4: Transferring new binary..."
          tar cf - -C /home/gbuser/target/debug botserver | gzip -1 | ssh $SSH_ARGS system "gzip -d | tar xf - -C /opt/gbo/bin && chmod +x /opt/gbo/bin/botserver && chown gbuser:gbuser /opt/gbo/bin/botserver && echo 'Transfer complete'"
          echo "Step 5: Starting botserver service..."
          ssh $SSH_ARGS system "sudo systemctl start botserver && echo 'Botserver started'"
          echo "=== Deploy completed ==="

      - name: Verify botserver started
        run: |
          sleep 30
          SSH_ARGS="-i /home/gbuser/.ssh/id_ed25519 -o StrictHostKeyChecking=no -o ConnectTimeout=5 -o ServerAliveInterval=5 -o ServerAliveCountMax=2 -o BatchMode=yes"
          ssh $SSH_ARGS system "pgrep -f botserver >/dev/null && echo 'OK: botserver is running' || echo 'WARNING: botserver may still be starting'"

      - name: Save deploy log
        if: always()
        run: cp /tmp/deploy.log /tmp/deploy-$(date +%Y%m%d-%H%M%S).log || true