name: Static Analysis
on:
    pull_request: {}
    push:
        branches: [develop, master]
    merge_group:
        types: [checks_requested]
    repository_dispatch:
        types: [element-web-notify]
concurrency:
    group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name }}
    cancel-in-progress: true

env:
    # These must be set for fetchdep.sh to get the right branch
    REPOSITORY: ${{ github.repository }}
    PR_NUMBER: ${{ github.event.pull_request.number }}

permissions: {} # No permissions required

jobs:
    ts_lint:
        name: "Typescript Syntax Check"
        runs-on: ubuntu-24.04
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"
                  node-version: "lts/*"

            - name: Install Dependencies
              run: "./scripts/layered.sh"

            - name: Typecheck
              run: "yarn run lint:types"

    i18n_lint:
        name: "i18n Check"
        uses: matrix-org/matrix-web-i18n/.github/workflows/i18n_check.yml@main
        permissions:
            pull-requests: read
        with:
            hardcoded-words: "Element"
            allowed-hardcoded-keys: |
                console_dev_note
                labs|element_call_video_rooms
                labs|feature_disable_call_per_sender_encryption
                voip|element_call
                error|invalid_json
                error|misconfigured
                welcome_to_element

    rethemendex_lint:
        name: "Rethemendex Check"
        runs-on: ubuntu-24.04
        steps:
            - uses: actions/checkout@v4

            - run: ./res/css/rethemendex.sh

            - run: git diff --exit-code

    js_lint:
        name: "ESLint"
        runs-on: ubuntu-24.04
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"
                  node-version: "lts/*"

            # Does not need branch matching as only analyses this layer
            - name: Install Deps
              run: "yarn install --frozen-lockfile"

            - name: Run Linter
              run: "yarn run lint:js"

    style_lint:
        name: "Style Lint"
        runs-on: ubuntu-24.04
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"
                  node-version: "lts/*"

            # Does not need branch matching as only analyses this layer
            - name: Install Deps
              run: "yarn install"

            - name: Run Linter
              run: "yarn run lint:style"

    workflow_lint:
        name: "Workflow Lint"
        runs-on: ubuntu-24.04
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"
                  node-version: "lts/*"

            # Does not need branch matching as only analyses this layer
            - name: Install Deps
              run: "yarn install --frozen-lockfile"

            - name: Run Linter
              run: "yarn lint:workflows"

    analyse_dead_code:
        name: "Analyse Dead Code"
        runs-on: ubuntu-24.04
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"
                  node-version: "lts/*"

            - name: Install Deps
              run: "yarn install --frozen-lockfile"

            - name: Run linter
              run: "yarn run lint:knip"

            - name: Install Deps
              run: "scripts/layered.sh"

            - name: Dead Code Analysis
              run: "yarn run analyse:unused-exports"