name: CI - Type Check, Format & Lint

on:
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  quality-checks:
    name: Quality Checks
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: 1.3.6

      - name: Install dependencies
        run: bun install --frozen-lockfile

      - name: Detect SDK and playground changes
        id: sdk-changes
        run: |
          if git diff --quiet "${{ github.event.pull_request.base.sha }}" HEAD -- packages/tools; then
            echo "tools=false" >> "$GITHUB_OUTPUT"
          else
            echo "tools=true" >> "$GITHUB_OUTPUT"
          fi

          if git diff --quiet "${{ github.event.pull_request.base.sha }}" HEAD -- packages/ai-sdk; then
            echo "ai_sdk=false" >> "$GITHUB_OUTPUT"
          else
            echo "ai_sdk=true" >> "$GITHUB_OUTPUT"
          fi

          if git diff --quiet "${{ github.event.pull_request.base.sha }}" HEAD -- apps/sdk-playground; then
            echo "sdk_playground=false" >> "$GITHUB_OUTPUT"
          else
            echo "sdk_playground=true" >> "$GITHUB_OUTPUT"
          fi

      - name: Setup Python for SDK Playground
        if: steps.sdk-changes.outputs.sdk_playground == 'true'
        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
        with:
          python-version: "3.12"

      - name: Setup uv for SDK Playground
        if: steps.sdk-changes.outputs.sdk_playground == 'true'
        uses: astral-sh/setup-uv@20cfd1bf945f4377ade1205e4dbc17946fc9a30d # v10.0.1
        with:
          version: "0.12.5"
          enable-cache: true
          working-directory: apps/sdk-playground/python
          cache-dependency-glob: uv.lock

      - name: Validate SDK Playground Python server
        if: steps.sdk-changes.outputs.sdk_playground == 'true'
        working-directory: apps/sdk-playground/python
        run: |
          uv sync --locked --python 3.12
          .venv/bin/python -m py_compile server.py
          .venv/bin/python -c "import server"

      - name: Run Tools unit tests
        if: steps.sdk-changes.outputs.tools == 'true'
        run: bun run --cwd packages/tools test:unit

      - name: Build Tools package
        if: steps.sdk-changes.outputs.tools == 'true' || steps.sdk-changes.outputs.ai_sdk == 'true' || steps.sdk-changes.outputs.sdk_playground == 'true'
        run: bun run --cwd packages/tools build

      - name: Run AI SDK type checking
        if: steps.sdk-changes.outputs.tools == 'true' || steps.sdk-changes.outputs.ai_sdk == 'true' || steps.sdk-changes.outputs.sdk_playground == 'true'
        run: bun run --cwd packages/ai-sdk check-types

      - name: Run AI SDK unit tests
        if: steps.sdk-changes.outputs.ai_sdk == 'true'
        run: bun run --cwd packages/ai-sdk test:unit

      - name: Build AI SDK package
        if: steps.sdk-changes.outputs.ai_sdk == 'true' || steps.sdk-changes.outputs.sdk_playground == 'true'
        run: bun run --cwd packages/ai-sdk build

      - name: Run SDK Playground type checking
        if: steps.sdk-changes.outputs.sdk_playground == 'true'
        run: bun run --cwd apps/sdk-playground check-types:app

      - name: Build SDK Playground
        if: steps.sdk-changes.outputs.sdk_playground == 'true'
        run: bun run --cwd apps/sdk-playground build:app

      - name: Run Memory Graph type checking
        run: bun run --cwd packages/memory-graph check-types

      - name: Run Memory Graph unit tests
        run: bun run --cwd packages/memory-graph test

      - name: Run Biome CI (format & lint on changed files)
        run: bunx biome ci --changed --since=origin/main --no-errors-on-unmatched