#!/usr/bin/env bash
# Unified linting script for all project code
# Can be run manually or via git hooks

set -e

GREEN='\033[0;32m'
RED='\033[0;31m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

FAILED=0

# Detect if we're in nix shell
if ! command -v ruff &> /dev/null && command -v nix &> /dev/null; then
    echo "🔄 Entering nix development environment..."
    exec nix develop -c bash "$0" "$@"
fi

echo "========================================="
echo "🔍 Reference Board Viewer - Code Linting"
echo "========================================="
echo ""

# Backend Python linting
echo -e "${BLUE}📦 Backend (Python)${NC}"
echo "-----------------------------------"

if [ -d "backend" ]; then
    cd backend
    
    # Ruff check
    echo -n "  Ruff check... "
    if ruff check app/ 2>&1 | grep -q "All checks passed!"; then
        echo -e "${GREEN}✓${NC}"
    else
        echo -e "${RED}✗${NC}"
        echo ""
        ruff check app/
        FAILED=1
    fi
    
    # Ruff format check
    echo -n "  Ruff format... "
    if ruff format --check app/ > /dev/null 2>&1; then
        echo -e "${GREEN}✓${NC}"
    else
        echo -e "${RED}✗${NC}"
        echo ""
        echo "Run: cd backend && ruff format app/"
        FAILED=1
    fi
    
    cd ..
else
    echo -e "${YELLOW}  ⚠ Backend directory not found, skipping${NC}"
fi

echo ""

# Frontend linting
echo -e "${BLUE}🎨 Frontend (TypeScript/Svelte)${NC}"
echo "-----------------------------------"

if [ -d "frontend" ] && [ -f "frontend/package.json" ]; then
    cd frontend
    
    # Check if node_modules exists
    if [ ! -d "node_modules" ]; then
        echo -e "${YELLOW}  ⚠ node_modules not found, run 'npm install' first${NC}"
        cd ..
    else
        # ESLint
        echo -n "  ESLint... "
        if npm run lint > /dev/null 2>&1; then
            echo -e "${GREEN}✓${NC}"
        else
            echo -e "${RED}✗${NC}"
            echo ""
            npm run lint
            FAILED=1
        fi
        
        # Prettier check
        if [ -f ".prettierrc" ]; then
            echo -n "  Prettier... "
            if npx prettier --check src/ > /dev/null 2>&1; then
                echo -e "${GREEN}✓${NC}"
            else
                echo -e "${RED}✗${NC}"
                echo ""
                echo "Run: cd frontend && npx prettier --write src/"
                FAILED=1
            fi
        fi
        
        # TypeScript check
        echo -n "  TypeScript... "
        if npm run check > /dev/null 2>&1; then
            echo -e "${GREEN}✓${NC}"
        else
            echo -e "${RED}✗${NC}"
            echo ""
            npm run check
            FAILED=1
        fi
        
        cd ..
    fi
else
    echo -e "${YELLOW}  ⚠ Frontend directory not found, skipping${NC}"
fi

echo ""
echo "========================================="

if [ $FAILED -eq 0 ]; then
    echo -e "${GREEN}✅ All linting checks passed!${NC}"
    echo "========================================="
    exit 0
else
    echo -e "${RED}❌ Some linting checks failed${NC}"
    echo "========================================="
    echo ""
    echo "To auto-fix issues:"
    echo "  Backend:  cd backend && ruff check --fix app/ && ruff format app/"
    echo "  Frontend: cd frontend && npx prettier --write src/"
    exit 1
fi