# Backend-only CI for Forgejo Actions (self-hosted runner on VPS).
# Triggers only when files under backend/ change.

name: backend-ci

on:
  push:
    paths:
      - "backend/**"
      - ".forgejo/workflows/backend-ci.yml"
  pull_request:
    paths:
      - "backend/**"
      - ".forgejo/workflows/backend-ci.yml"

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

jobs:
  test:
    name: Backend tests
    runs-on: self-hosted

    defaults:
      run:
        working-directory: backend

    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_DB: xtablo
          POSTGRES_USER: xtablo
          POSTGRES_PASSWORD: xtablo
        ports:
          - 5432:5432
        options: >-
          --health-cmd "pg_isready -U xtablo -d xtablo"
          --health-interval 5s
          --health-timeout 5s
          --health-retries 10

    env:
      # Service hostname is the job service name, not localhost.
      DATABASE_URL: postgres://xtablo:xtablo@postgres:5432/xtablo?sslmode=disable
      TEST_DATABASE_URL: postgres://xtablo:xtablo@postgres:5432/xtablo?sslmode=disable

    timeout-minutes: 25

    steps:
      - name: Checkout
        uses: https://data.forgejo.org/actions/checkout@v4

      - name: Set up Go
        uses: https://data.forgejo.org/actions/setup-go@v5
        with:
          go-version-file: backend/go.mod
          cache-dependency-path: backend/go.sum

      - name: Install codegen tools
        run: |
          go install github.com/a-h/templ/cmd/templ@v0.3.1020
          go install github.com/sqlc-dev/sqlc/cmd/sqlc@v1.31.1

      - name: Generate (templ, sqlc, tailwind, htmx)
        run: |
          set -euo pipefail
          mkdir -p bin static
          case "$(uname -m)" in
            x86_64|amd64) tw_arch=x64 ;;
            aarch64|arm64) tw_arch=arm64 ;;
            *) echo "unsupported arch"; exit 1 ;;
          esac
          curl -fsSL -o bin/tailwindcss \
            "https://github.com/tailwindlabs/tailwindcss/releases/download/v4.0.0/tailwindcss-linux-${tw_arch}"
          chmod +x bin/tailwindcss
          templ generate
          sqlc generate
          ./bin/tailwindcss -i tailwind.input.css -o static/tailwind.css
          curl -fsSL -o static/htmx.min.js "https://unpkg.com/htmx.org@2/dist/htmx.min.js"

      - name: go test
        run: go test ./...