name: CI

on:
  push:
    branches: [main, dev]
  pull_request:
    branches: [main, dev]
  delete:

env:
  SQLX_OFFLINE: true

jobs:
  # ---------------------------------------------------------------------------
  # Path detection — determines which job groups should run.
  # Required because workflow-level `paths` filters can't vary per job.
  # ---------------------------------------------------------------------------
  changes:
    if: github.event_name == 'pull_request' || github.event_name == 'push'
    runs-on: depot-ubuntu-24.04
    outputs:
      server: ${{ steps.filter.outputs.server }}
      oauth-client: ${{ steps.filter.outputs.oauth-client }}
      oauth-client-browser: ${{ steps.filter.outputs.oauth-client-browser }}
      oauth-client-node: ${{ steps.filter.outputs.oauth-client-node }}
      lex-agent: ${{ steps.filter.outputs.lex-agent }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Detect changed paths
        id: filter
        uses: dorny/paths-filter@v3
        with:
          filters: |
            server:
              - '**'
              - '!packages/**'
              - '!.github/workflows/merge-main-to-dev.yml'
            oauth-client:
              - 'packages/oauth-client/**'
            oauth-client-browser:
              - 'packages/oauth-client/**'
              - 'packages/oauth-client-browser/**'
            oauth-client-node:
              - 'packages/oauth-client/**'
              - 'packages/oauth-client-node/**'
            lex-agent:
              - 'packages/oauth-client/**'
              - 'packages/lex-agent/**'

  # ---------------------------------------------------------------------------
  # Server — unit tests, e2e tests, frontend build, lint
  # ---------------------------------------------------------------------------
  unit-tests:
    needs: changes
    if: needs.changes.outputs.server == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Cache cargo
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: cargo-${{ runner.os }}-${{ hashFiles('Cargo.lock') }}
          restore-keys: |
            cargo-${{ runner.os }}-

      - name: Run unit tests
        run: cargo test --lib

  e2e-tests:
    needs: changes
    if: needs.changes.outputs.server == 'true'
    runs-on: depot-ubuntu-24.04
    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_USER: happyview
          POSTGRES_PASSWORD: happyview
          POSTGRES_DB: happyview_test
        ports:
          - 5432:5432
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Cache cargo
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: cargo-${{ runner.os }}-${{ hashFiles('Cargo.lock') }}
          restore-keys: |
            cargo-${{ runner.os }}-

      - name: Add WASM target
        run: rustup target add wasm32-unknown-unknown

      - name: Build test plugin
        run: cargo build --manifest-path tests/fixtures/test_plugin/Cargo.toml --target wasm32-unknown-unknown --release

      - name: Run e2e tests
        env:
          TEST_DATABASE_URL: postgres://happyview:happyview@localhost:5432/happyview_test
        run: cargo test --tests

  frontend:
    needs: changes
    if: needs.changes.outputs.server == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24

      - name: Build frontend
        working-directory: web
        run: npm ci && npm run build

  lint:
    needs: changes
    if: needs.changes.outputs.server == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Cache cargo dependencies
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
          key: cargo-deps-${{ runner.os }}-${{ hashFiles('Cargo.lock') }}
          restore-keys: |
            cargo-deps-${{ runner.os }}-

      - name: Check formatting
        run: cargo fmt -- --check

      - name: Clippy
        run: cargo clippy --all-targets -- -D warnings

  # ---------------------------------------------------------------------------
  # Server release
  # ---------------------------------------------------------------------------
  release:
    if: >-
      (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/dev')
      && needs.changes.outputs.server == 'true'
    needs: [changes, unit-tests, e2e-tests, frontend, lint]
    runs-on: depot-ubuntu-24.04
    outputs:
      version: ${{ steps.semantic.outputs.version }}
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 22

      - name: Release
        id: semantic
        env:
          GITHUB_TOKEN: ${{ secrets.DISPATCH_GH_TOKEN }}
        run: npx -p semantic-release -p semantic-release-gha-output semantic-release

  # ---------------------------------------------------------------------------
  # SDK — per-package tests + releases
  # ---------------------------------------------------------------------------
  test-oauth-client:
    needs: changes
    if: needs.changes.outputs.oauth-client == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Install dependencies
        run: bun install

      - name: Build
        run: bun run --filter '@happyview/oauth-client' build

      - name: Typecheck
        run: bun run --filter '@happyview/oauth-client' typecheck

      - name: Test
        run: bun run --filter '@happyview/oauth-client' test

  test-oauth-client-browser:
    needs: changes
    if: needs.changes.outputs.oauth-client-browser == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Install dependencies
        run: bun install

      - name: Build oauth-client
        run: bun run --filter '@happyview/oauth-client' build

      - name: Build oauth-client-browser
        run: bun run --filter '@happyview/oauth-client-browser' build

      - name: Typecheck
        run: bun run --filter '@happyview/oauth-client-browser' typecheck

      - name: Test
        run: bun run --filter '@happyview/oauth-client-browser' test

  test-oauth-client-node:
    needs: changes
    if: needs.changes.outputs.oauth-client-node == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Install dependencies
        run: bun install

      - name: Build oauth-client
        run: bun run --filter '@happyview/oauth-client' build

      - name: Build oauth-client-node
        run: bun run --filter '@happyview/oauth-client-node' build

      - name: Typecheck
        run: bun run --filter '@happyview/oauth-client-node' typecheck

      - name: Test
        run: bun run --filter '@happyview/oauth-client-node' test

  test-lex-agent:
    needs: changes
    if: needs.changes.outputs.lex-agent == 'true'
    runs-on: depot-ubuntu-24.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Install dependencies
        run: bun install

      - name: Build oauth-client
        run: bun run --filter '@happyview/oauth-client' build

      - name: Build lex-agent
        run: bun run --filter '@happyview/lex-agent' build

      - name: Typecheck
        run: bun run --filter '@happyview/lex-agent' typecheck

      - name: Test
        run: bun run --filter '@happyview/lex-agent' test

  release-oauth-client:
    if: >-
      (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/dev')
      && needs.changes.outputs.oauth-client == 'true'
    needs: [changes, test-oauth-client]
    runs-on: depot-ubuntu-24.04
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24

      - name: Install dependencies
        run: bun install

      - name: Build oauth-client
        run: bun run --filter '@happyview/oauth-client' build

      - name: Configure npm auth for bun publish
        run: echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > .npmrc

      - name: Release oauth-client
        env:
          GITHUB_TOKEN: ${{ secrets.DISPATCH_GH_TOKEN }}
          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
        working-directory: packages/oauth-client
        run: npx semantic-release

  release-oauth-client-browser:
    if: >-
      always()
      && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/dev')
      && needs.changes.outputs.oauth-client-browser == 'true'
      && needs.test-oauth-client-browser.result == 'success'
      && (needs.release-oauth-client.result == 'success' || needs.changes.outputs.oauth-client != 'true')
    needs: [changes, test-oauth-client-browser, release-oauth-client]
    runs-on: depot-ubuntu-24.04
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24

      - name: Install dependencies
        run: bun install

      - name: Build SDK packages
        run: bun run --filter '@happyview/*' build

      - name: Resolve workspace dependencies to published versions
        run: |
          if [[ "${{ github.ref }}" == "refs/heads/main" ]]; then
            DIST_TAG="latest"
          else
            DIST_TAG="dev"
          fi
          CORE_VERSION=$(npm view @happyview/oauth-client@${DIST_TAG} version)
          node -e "
            const fs = require('fs');
            const pkg = JSON.parse(fs.readFileSync('packages/oauth-client-browser/package.json', 'utf8'));
            if (pkg.dependencies['@happyview/oauth-client']?.startsWith('workspace:')) {
              pkg.dependencies['@happyview/oauth-client'] = '^${CORE_VERSION}';
              fs.writeFileSync('packages/oauth-client-browser/package.json', JSON.stringify(pkg, null, 2) + '\n');
            }
          "

      - name: Configure npm auth for bun publish
        run: echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > .npmrc

      - name: Release oauth-client-browser
        env:
          GITHUB_TOKEN: ${{ secrets.DISPATCH_GH_TOKEN }}
          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
        working-directory: packages/oauth-client-browser
        run: npx semantic-release

  release-oauth-client-node:
    if: >-
      always()
      && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/dev')
      && needs.changes.outputs.oauth-client-node == 'true'
      && needs.test-oauth-client-node.result == 'success'
      && (needs.release-oauth-client.result == 'success' || needs.changes.outputs.oauth-client != 'true')
    needs: [changes, test-oauth-client-node, release-oauth-client]
    runs-on: depot-ubuntu-24.04
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24

      - name: Install dependencies
        run: bun install

      - name: Build SDK packages
        run: bun run --filter '@happyview/*' build

      - name: Resolve workspace dependencies to published versions
        run: |
          if [[ "${{ github.ref }}" == "refs/heads/main" ]]; then
            DIST_TAG="latest"
          else
            DIST_TAG="dev"
          fi
          CORE_VERSION=$(npm view @happyview/oauth-client@${DIST_TAG} version)
          node -e "
            const fs = require('fs');
            const pkg = JSON.parse(fs.readFileSync('packages/oauth-client-node/package.json', 'utf8'));
            if (pkg.dependencies['@happyview/oauth-client']?.startsWith('workspace:')) {
              pkg.dependencies['@happyview/oauth-client'] = '^${CORE_VERSION}';
              fs.writeFileSync('packages/oauth-client-node/package.json', JSON.stringify(pkg, null, 2) + '\n');
            }
          "

      - name: Configure npm auth for bun publish
        run: echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > .npmrc

      - name: Release oauth-client-node
        env:
          GITHUB_TOKEN: ${{ secrets.DISPATCH_GH_TOKEN }}
          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
        working-directory: packages/oauth-client-node
        run: npx semantic-release

  release-lex-agent:
    if: >-
      always()
      && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/dev')
      && needs.changes.outputs.lex-agent == 'true'
      && needs.test-lex-agent.result == 'success'
      && (needs.release-oauth-client.result == 'success' || needs.changes.outputs.oauth-client != 'true')
    needs: [changes, test-lex-agent, release-oauth-client]
    runs-on: depot-ubuntu-24.04
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24

      - name: Install dependencies
        run: bun install

      - name: Build SDK packages
        run: bun run --filter '@happyview/*' build

      - name: Resolve workspace dependencies to published versions
        run: |
          if [[ "${{ github.ref }}" == "refs/heads/main" ]]; then
            DIST_TAG="latest"
          else
            DIST_TAG="dev"
          fi
          CORE_VERSION=$(npm view @happyview/oauth-client@${DIST_TAG} version)
          node -e "
            const fs = require('fs');
            const pkg = JSON.parse(fs.readFileSync('packages/lex-agent/package.json', 'utf8'));
            if (pkg.dependencies['@happyview/oauth-client']?.startsWith('workspace:')) {
              pkg.dependencies['@happyview/oauth-client'] = '^${CORE_VERSION}';
              fs.writeFileSync('packages/lex-agent/package.json', JSON.stringify(pkg, null, 2) + '\n');
            }
          "

      - name: Configure npm auth for bun publish
        run: echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > .npmrc

      - name: Release lex-agent
        env:
          GITHUB_TOKEN: ${{ secrets.DISPATCH_GH_TOKEN }}
          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
        working-directory: packages/lex-agent
        run: npx semantic-release

  # ---------------------------------------------------------------------------
  # Docker — main app image (triggered by GitHub release)
  # ---------------------------------------------------------------------------
  docker:
    needs: release
    if: needs.release.outputs.version != ''
    runs-on: ${{ matrix.runs-on }}
    permissions:
      contents: read
      packages: write
      id-token: write
    strategy:
      fail-fast: false
      matrix:
        include:
          - platform: linux/amd64
            runs-on: depot-ubuntu-24.04
          - platform: linux/arm64
            runs-on: depot-ubuntu-24.04-arm
    env:
      GHCR_IMAGE: ghcr.io/${{ github.repository }}
      ATCR_IMAGE: atcr.io/${{ secrets.ATCR_NAMESPACE }}/happyview
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # TODO: Re-enable once ATCR rate limit issue is resolved
      # - name: Log in to ATCR
      #   uses: docker/login-action@v3
      #   with:
      #     registry: atcr.io
      #     username: ${{ secrets.ATCR_USERNAME }}
      #     password: ${{ secrets.ATCR_PASSWORD }}

      - name: Parse version
        id: version
        run: |
          VERSION="${{ needs.release.outputs.version }}"
          MAJOR="${VERSION%%.*}"
          MINOR="${VERSION#*.}"
          MINOR="${MINOR%%.*}"
          echo "full=${VERSION}" >> "$GITHUB_OUTPUT"
          echo "major=${MAJOR}" >> "$GITHUB_OUTPUT"
          echo "major_minor=${MAJOR}.${MINOR}" >> "$GITHUB_OUTPUT"

      - name: Extract GHCR metadata
        id: meta-ghcr
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.GHCR_IMAGE }}
          tags: |
            type=raw,value=${{ steps.version.outputs.full }}
            type=raw,value=${{ steps.version.outputs.major_minor }}
            type=raw,value=${{ steps.version.outputs.major }}
            type=sha

      # TODO: Re-enable once ATCR rate limit issue is resolved
      # - name: Extract ATCR metadata
      #   id: meta-atcr
      #   uses: docker/metadata-action@v5
      #   with:
      #     images: ${{ env.ATCR_IMAGE }}
      #     tags: |
      #       type=semver,pattern={{version}}
      #       type=semver,pattern={{major}}.{{minor}}
      #       type=semver,pattern={{major}}
      #       type=sha

      - name: Build and push to GHCR by digest
        id: build
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: ${{ matrix.platform }}
          labels: ${{ steps.meta-ghcr.outputs.labels }}
          build-args: |
            HAPPYVIEW_VERSION=v${{ needs.release.outputs.version }}
          cache-from: type=gha,scope=build-${{ matrix.platform }}
          cache-to: type=gha,scope=build-${{ matrix.platform }},mode=max,ignore-error=true
          outputs: type=image,"name=${{ env.GHCR_IMAGE }}",push-by-digest=true,name-canonical=true,push=true

      # TODO: Re-enable once ATCR rate limit issue is resolved
      # - name: Push to ATCR by digest
      #   id: build-atcr
      #   continue-on-error: true
      #   uses: docker/build-push-action@v5
      #   with:
      #     context: .
      #     platforms: ${{ matrix.platform }}
      #     labels: ${{ steps.meta-atcr.outputs.labels }}
      #     build-args: |
      #       HAPPYVIEW_VERSION=${{ github.event.release.tag_name }}
      #     cache-from: type=gha,scope=build-${{ matrix.platform }}
      #     outputs: type=image,"name=${{ env.ATCR_IMAGE }}",push-by-digest=true,name-canonical=true,push=true

      - name: Create GHCR manifest
        run: |
          GHCR_TAGS=$(jq -cr '.tags | map("-t " + .) | join(" ")' <<< '${{ steps.meta-ghcr.outputs.json }}')
          docker buildx imagetools create --append $GHCR_TAGS \
            ${{ env.GHCR_IMAGE }}@${{ steps.build.outputs.digest }} 2>/dev/null || \
          docker buildx imagetools create $GHCR_TAGS \
            ${{ env.GHCR_IMAGE }}@${{ steps.build.outputs.digest }}

      # TODO: Re-enable once ATCR rate limit issue is resolved
      # - name: Create ATCR manifest
      #   if: steps.build-atcr.outcome == 'success'
      #   continue-on-error: true
      #   run: |
      #     ATCR_TAGS=$(jq -cr '.tags | map("-t " + .) | join(" ")' <<< '${{ steps.meta-atcr.outputs.json }}')
      #     if [ -n "$ATCR_TAGS" ]; then
      #       docker buildx imagetools create --append $ATCR_TAGS \
      #         ${{ env.ATCR_IMAGE }}@${{ steps.build-atcr.outputs.digest }} 2>/dev/null || \
      #       docker buildx imagetools create $ATCR_TAGS \
      #         ${{ env.ATCR_IMAGE }}@${{ steps.build-atcr.outputs.digest }}
      #     fi

  # ---------------------------------------------------------------------------
  # Mirror to Tangled
  # ---------------------------------------------------------------------------
  mirror:
    runs-on: depot-ubuntu-24.04
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - uses: yesolutions/mirror-action@master
        with:
          REMOTE: "git@tangled.org:gamesgamesgamesgames.games/happyview"
          GIT_SSH_PRIVATE_KEY: ${{ secrets.TANGLED_SSH_PRIVATE_KEY }}
          GIT_SSH_NO_VERIFY_HOST: "true"