name: CI

# Runs on every branch and pull request. Publishing lives in release.yml and
# only runs once this workflow has passed.
#
# main is excluded from the push trigger on purpose: release.yml already calls
# this workflow there. Running both would put two jobs in the same concurrency
# group, and one would cancel the other - which is why every merge used to
# leave a cancelled CI run behind.
on:
  push:
    branches-ignore: [main]
  pull_request:
    branches: [main]
  workflow_call:

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

jobs:
  lang-lint:
    name: Lint de idioma (R9)
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7
      - run: node scripts/lang-lint.mjs

  go-protocols:
    name: Go (protocols)
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_DB: lambdamail_test
          POSTGRES_USER: lambdamail_test
          POSTGRES_PASSWORD: lambdamail_test
        ports:
          - 5432:5432
        options: >-
          --health-cmd pg_isready
          --health-interval 5s
          --health-timeout 5s
          --health-retries 10
    defaults:
      run:
        working-directory: services/protocols
    steps:
      - uses: actions/checkout@v7
      - uses: actions/setup-go@v7
        with:
          go-version-file: services/protocols/go.mod
          # defaults.run.working-directory applies to run steps, not to
          # actions, so setup-go looks for go.sum at the repository root and
          # silently skips its cache without this.
          cache-dependency-path: services/protocols/go.sum
      - name: Run migrations
        run: |
          docker run --rm --network host \
            -v "$(pwd)/../../migrations:/migrations" \
            migrate/migrate:v4.17.1 \
            -path=/migrations \
            -database "postgres://lambdamail_test:lambdamail_test@localhost:5432/lambdamail_test?sslmode=disable" \
            up
      - run: go vet ./...
      - run: go test ./... -v
        env:
          TEST_DATABASE_URL: postgres://lambdamail_test:lambdamail_test@localhost:5432/lambdamail_test?sslmode=disable

  ts-auth:
    name: TypeScript (auth)
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_DB: lambdamail_test
          POSTGRES_USER: lambdamail_test
          POSTGRES_PASSWORD: lambdamail_test
        ports:
          - 5432:5432
        options: >-
          --health-cmd pg_isready
          --health-interval 5s
          --health-timeout 5s
          --health-retries 10
    defaults:
      run:
        working-directory: services/auth
    steps:
      - uses: actions/checkout@v7
      - uses: actions/setup-node@v7
        with: { node-version: "20" }
      # The auth suite asserts against real rows: password verification,
      # lockout, TOTP replay and recovery-code consumption are all decided in
      # the database, so a mock would prove nothing.
      - name: Run migrations
        run: |
          docker run --rm --network host \
            -v "$(pwd)/../../migrations:/migrations" \
            migrate/migrate:v4.17.1 \
            -path=/migrations \
            -database "postgres://lambdamail_test:lambdamail_test@localhost:5432/lambdamail_test?sslmode=disable" \
            up
      - run: npm install
      - run: npm run lint
      - run: npm test
        env:
          TEST_DATABASE_URL: postgres://lambdamail_test:lambdamail_test@localhost:5432/lambdamail_test?sslmode=disable
          LAMBDAMAIL_MASTER_KEY: ci-master-key-at-least-16-chars

  ts-storage:
    name: TypeScript (storage)
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: services/storage
    steps:
      - uses: actions/checkout@v7
      - uses: actions/setup-node@v7
        with: { node-version: "20" }
      - run: npm install
      - run: npm run lint
      - run: npm test

  webmail-build:
    name: Build (webmail)
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: services/webmail
    steps:
      - uses: actions/checkout@v7
      - uses: actions/setup-node@v7
        with: { node-version: "20" }
      - run: npm install
      - run: npm run lint
      - run: npm test
      - run: npm run build

  security:
    name: Trivy (dependências, segredos e Dockerfiles)
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7

      # A mail server holds credentials for every mailbox it serves, so the
      # secret scanner matters as much as the vulnerability one here: a DKIM
      # key or a Cloudflare token committed by accident is a full compromise.
      - name: Repositório
        uses: aquasecurity/trivy-action@v0.36.0
        with:
          scan-type: fs
          scanners: vuln,secret,misconfig
          severity: HIGH,CRITICAL
          exit-code: '1'
          skip-dirs: services/auth/node_modules,services/storage/node_modules,services/webmail/node_modules,services/webmail/.next

  image:
    name: Imagem (${{ matrix.service }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        service: [protocols, auth, storage, webmail]
    steps:
      - uses: actions/checkout@v7

      - uses: docker/setup-buildx-action@v4

      # Built but not pushed: this proves each Dockerfile still works on every
      # branch, while publishing stays in release.yml.
      - name: Build
        uses: docker/build-push-action@v7
        with:
          context: services/${{ matrix.service }}
          push: false
          load: true
          tags: lambdamail-${{ matrix.service }}:ci
          cache-from: type=gha,scope=${{ matrix.service }}
          cache-to: type=gha,mode=max,scope=${{ matrix.service }}

      - name: Trivy na imagem
        uses: aquasecurity/trivy-action@v0.36.0
        with:
          image-ref: lambdamail-${{ matrix.service }}:ci
          severity: HIGH,CRITICAL
          exit-code: '1'

  compose-up:
    name: Stack completa
    runs-on: ubuntu-latest
    needs: [go-protocols, ts-auth, ts-storage, webmail-build]
    steps:
      - uses: actions/checkout@v7
      - run: cp .env.example .env
      # The proxy network is declared external because Coolify owns it on the
      # deploy host. Nothing creates it here, and without it compose refuses to
      # start the stack at all.
      - name: Cria a rede do proxy
        run: docker network create "${COOLIFY_PROXY_NETWORK:-coolify}"
      # --build makes compose build each service locally and tag it under the
      # same name the published image uses, so the stack comes up without ever
      # reaching the registry.
      - run: docker compose --env-file .env up --build --wait
      - run: docker compose ps
      - run: docker compose down -v