name: CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.24'

      - name: Build
        run: go build -v ./cmd/bd

      - name: Test
        run: go test -v -race -coverprofile=coverage.out ./...

      - name: Check coverage threshold
        run: |
          COVERAGE=$(go tool cover -func=coverage.out | grep total | awk '{print $3}' | sed 's/%//')
          echo "Coverage: $COVERAGE%"
          if (( $(echo "$COVERAGE < 50" | bc -l) )); then
            echo "❌ Coverage is below 50% threshold"
            exit 1
          elif (( $(echo "$COVERAGE < 55" | bc -l) )); then
            echo "⚠️  Coverage is below 55% (warning threshold)"
          else
            echo "✅ Coverage meets threshold"
          fi

      - name: Upload coverage
        uses: codecov/codecov-action@v4
        if: success()
        with:
          file: ./coverage.out
          fail_ci_if_error: false

  test-windows:
    name: Test (Windows)
    runs-on: windows-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.24'

      - name: Build
        run: go build -v ./cmd/bd

      - name: Test
        run: go test -v ./...

  lint:
    name: Lint
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.24'

      - name: golangci-lint
        uses: golangci/golangci-lint-action@v6
        with:
          args: --timeout=5m
  test-nix:
    name: Test Nix Flake
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v31
        with:
          nix_path: nixpkgs=channel:nixos-unstable
      - run: nix run .#default > help.txt
      - name: Verify help text
        run: |
          FIRST_LINE=$(head -n 1 help.txt)
          EXPECTED="Issues chained together like beads. A lightweight issue tracker with first-class dependency support."
          if [ "$FIRST_LINE" != "$EXPECTED" ]; then
            echo "❌ First line of help.txt doesn't match expected output"
            echo "Expected: $EXPECTED"
            echo "Got: $FIRST_LINE"
            exit 1
          fi
          echo "✅ Help text first line is correct"