name: GoChat CI/CD Pipeline

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

permissions:
  contents: read

jobs:
  backend:
    name: Backend (SQLite)
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version-file: backend/go.mod
          cache-dependency-path: backend/go.sum
      - uses: actions/setup-python@v5
        with:
          python-version: "3.12"
      - uses: browser-actions/setup-chrome@v2
        id: chrome
      - name: Install browser harness
        run: python -m pip install browser-harness==0.1.9
      - name: Test
        working-directory: backend
        env:
          GOCHAT_TEST_DB: sqlite
          GOCHAT_BROWSER_SMOKE: "1"
          BU_CDP_URL: http://127.0.0.1:9222
        run: |
          "${{ steps.chrome.outputs.chrome-path }}" --headless=new --no-sandbox --disable-dev-shm-usage --remote-debugging-port=9222 --user-data-dir="$RUNNER_TEMP/chrome" about:blank &
          chrome_pid=$!
          trap 'kill "$chrome_pid" 2>/dev/null || true; browser-harness --reload > /dev/null 2>&1 || true' EXIT
          curl --fail --silent --show-error --retry 10 --retry-connrefused --retry-delay 1 http://127.0.0.1:9222/json/version > /dev/null
          browser-harness <<'PY'
          print(page_info())
          PY
          go test ./internal/... ./pkg/... ./cmd/...
      - name: Build
        working-directory: backend
        run: go build ./...
      - name: Vet
        working-directory: backend
        run: go vet ./...

  backend-postgres:
    name: Backend (PostgreSQL)
    runs-on: ubuntu-latest
    services:
      postgres:
        image: pgvector/pgvector:pg16
        env:
          POSTGRES_DB: gochat_test
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
        ports:
          - 5432:5432
        options: >-
          --health-cmd "pg_isready -U postgres -d gochat_test"
          --health-interval 5s
          --health-timeout 5s
          --health-retries 5
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version-file: backend/go.mod
          cache-dependency-path: backend/go.sum
      - name: Test auto-assignment concurrency
        working-directory: backend
        env:
          GOCHAT_TEST_DB: postgres
          GOCHAT_TEST_DB_URL: postgres://postgres:postgres@localhost:5432/gochat_test?sslmode=disable
        run: |
          set -euo pipefail
          output="$RUNNER_TEMP/autoassignment-concurrency.json"
          go test -json ./internal/autoassignment -run '^TestAssignmentServiceOnlyOneConcurrentWorkerWinsPostgres$' -count=3 | tee "$output"
          grep -Eq '"Action":"pass".*"Test":"TestAssignmentServiceOnlyOneConcurrentWorkerWinsPostgres"' "$output" || {
            echo "PostgreSQL auto-assignment concurrency test did not run" >&2
            exit 1
          }
      - name: Test PostgreSQL E2E
        working-directory: backend
        env:
          GOCHAT_TEST_DB: postgres
          GOCHAT_TEST_DB_URL: postgres://postgres:postgres@localhost:5432/gochat_test?sslmode=disable
        run: |
          set -euo pipefail
          output="$RUNNER_TEMP/postgres-e2e.json"
          go test -json -count=1 -timeout 10m ./tests/e2e/... | tee "$output"

          python3 - "$output" <<'PY'
          import json
          import sys

          required = {
              "TestAuthE2ESuite",
              "TestAccountCRUDE2ESuite",
              "TestConversationE2ESuite",
              "TestCRME2ESuite",
              "TestCSRFE2ETestSuite",
              "TestRBACE2ESuite",
          }
          results = {}
          with open(sys.argv[1], encoding="utf-8") as events:
              for line in events:
                  event = json.loads(line)
                  if event.get("Test") and event.get("Action") in {"pass", "skip", "fail"}:
                      results[event["Test"]] = event["Action"]

          missing = sorted(suite for suite in required if results.get(suite) != "pass")
          passed_subtests = {suite: 0 for suite in required}
          skipped_subtests = {suite: 0 for suite in required}
          for test, action in results.items():
              suite, separator, _ = test.partition("/")
              if separator and suite in required:
                  if action == "pass":
                      passed_subtests[suite] += 1
                  elif action == "skip":
                      skipped_subtests[suite] += 1

          empty = sorted(suite for suite, count in passed_subtests.items() if count == 0)
          for suite in sorted(required):
              print(f"{suite}: {passed_subtests[suite]} passed, {skipped_subtests[suite]} skipped")
          print(
              "E2E totals: "
              f"{sum(action == 'pass' for action in results.values())} passed, "
              f"{sum(action == 'skip' for action in results.values())} skipped"
          )
          if missing:
              raise SystemExit(f"required E2E suites did not pass: {', '.join(missing)}")
          if empty:
              raise SystemExit(f"required E2E suites ran no passing subtests: {', '.join(empty)}")
          PY

  frontend:
    name: Frontend Build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: 20
      - run: corepack enable
      - run: pnpm install --frozen-lockfile
      - name: ESLint representative JS/Vue files
        run: pnpm --dir frontend exec eslint app/javascript/dashboard/components-next/captain/assistant/AssistantPlayground.spec.js app/javascript/dashboard/components-next/captain/assistant/AssistantPlayground.vue
      - name: Prettier representative JS/TS/Vue files
        run: pnpm --dir frontend exec prettier --check app/javascript/dashboard/components-next/captain/assistant/AssistantPlayground.spec.js app/javascript/dashboard/components-next/captain/assistant/AssistantPlayground.vue vite.config.ts app/javascript/histoire.setup.ts
      - run: pnpm --dir frontend build