---
name: CodeQL Security Analysis

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  schedule:
    - cron: "29 13 * * 2" # Weekly Tuesday 13:29 UTC

permissions: {}

jobs:
  analyze:
    name: Analyze Java
    runs-on: ubuntu-24.04
    permissions:
      actions: read # required for github/codeql-action/init to get workflow details
      contents: read
      security-events: write # required for github/codeql-action/analyze to upload SARIF
    steps:
      - name: Checkout repository
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
        with:
          persist-credentials: false

      - name: Set up Java
        uses: actions/setup-java@0f481fcb613427c0f801b606911222b5b6f3083a # v5
        with:
          distribution: temurin
          java-version: "25"

      - name: Cache Maven repository
        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: ~/.m2/repository
          key: ${{ runner.os }}-maven-codeql-${{ hashFiles('**/pom.xml') }}
      - name: Initialize CodeQL
        uses: github/codeql-action/init@99df26d4f13ea111d4ec1a7dddef6063f76b97e9 # v4.37.0
        with:
          languages: java
          tools: linked
          queries: security-extended

      # Do not use autobuild — the multi-module Maven structure requires explicit
      # build invocation so that CodeQL can trace the compilation correctly.
      # Do not use mise-action here — CodeQL needs to trace the raw Maven build.
      - name: Build (CodeQL traces the build)
        run: >
          ./mvnw clean compile
          -P '!default'
          -DskipTests
          -Dcoverage.skip=true
          -Dcheckstyle.skip=true
          -Djavadoc.skip=true

      - name: Perform CodeQL Analysis
        uses: github/codeql-action/analyze@99df26d4f13ea111d4ec1a7dddef6063f76b97e9 # v4.37.0
        with:
          category: /language:java