name: CI

on:
  push:
    branches: [main]
    paths-ignore:
      - "**/*.md"
      - "docs/**"
  pull_request:
    branches: [main]
    paths-ignore:
      - "**/*.md"
      - "docs/**"

permissions:
  contents: read

env:
  CARGO_TERM_COLOR: always

jobs:
  check:
    name: Check
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.93.1"
          components: rustfmt, clippy

      - name: Cache Cargo artifacts
        uses: Swatinem/rust-cache@v2

      - name: Download MMDB database
        run: |
          mkdir -p data
          curl -fsSL -o data/Merged-IP.mmdb \
            "https://github.com/NetworkCats/Merged-IP-Data/releases/latest/download/Merged-IP.mmdb"

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

      - name: Run Clippy
        run: cargo clippy -- -D warnings

      - name: Run tests
        run: cargo test

  coverage:
    name: Coverage
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.93.1"
          components: llvm-tools

      - name: Install cargo-llvm-cov
        uses: taiki-e/install-action@cargo-llvm-cov

      - name: Cache Cargo artifacts
        uses: Swatinem/rust-cache@v2

      - name: Download MMDB database
        run: |
          mkdir -p data
          curl -fsSL -o data/Merged-IP.mmdb \
            "https://github.com/NetworkCats/Merged-IP-Data/releases/latest/download/Merged-IP.mmdb"

      - name: Generate coverage report
        run: cargo llvm-cov --all-features --lcov --output-path lcov.info

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v5
        with:
          files: lcov.info
          fail_ci_if_error: true
          disable_search: true
        env:
          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}