#!/bin/bash

# mcmqtt Documentation Site Build Script
# Professional Astro/Starlight documentation builder

set -e

echo "🚀 Building mcmqtt documentation site..."

# Colors for output
RED='\033[0;31m'
GREEN='\033[0;32m'
BLUE='\033[0;34m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

# Check if Node.js is installed
if ! command -v node &> /dev/null; then
    echo -e "${RED}❌ Node.js is not installed. Please install Node.js 18+ to continue.${NC}"
    exit 1
fi

# Check Node.js version
NODE_VERSION=$(node -v | sed 's/v//')
REQUIRED_VERSION="18.0.0"

if [ "$(printf '%s\n' "$REQUIRED_VERSION" "$NODE_VERSION" | sort -V | head -n1)" != "$REQUIRED_VERSION" ]; then
    echo -e "${RED}❌ Node.js version $NODE_VERSION is too old. Please install Node.js 18+ to continue.${NC}"
    exit 1
fi

echo -e "${GREEN}✅ Node.js version $NODE_VERSION detected${NC}"

# Install dependencies
echo -e "${BLUE}📦 Installing dependencies...${NC}"
if command -v npm &> /dev/null; then
    npm install
else
    echo -e "${RED}❌ npm is not available. Please ensure Node.js is properly installed.${NC}"
    exit 1
fi

# Run Astro check
echo -e "${BLUE}🔍 Running Astro type checking...${NC}"
npm run astro check

# Build the site
echo -e "${BLUE}🔨 Building documentation site...${NC}"
npm run build

# Check if build was successful
if [ $? -eq 0 ]; then
    echo -e "${GREEN}✅ Documentation site built successfully!${NC}"
    echo -e "${YELLOW}📁 Built files are in the 'dist' directory${NC}"
    echo -e "${YELLOW}🌐 You can serve the site locally with: npm run preview${NC}"
else
    echo -e "${RED}❌ Build failed. Please check the error messages above.${NC}"
    exit 1
fi

# Display build statistics
if [ -d "dist" ]; then
    TOTAL_SIZE=$(du -sh dist | cut -f1)
    FILE_COUNT=$(find dist -type f | wc -l)
    echo -e "${GREEN}📊 Build Statistics:${NC}"
    echo -e "   Total size: $TOTAL_SIZE"
    echo -e "   File count: $FILE_COUNT"
    
    # Check for large files
    echo -e "${BLUE}🔍 Checking for large files...${NC}"
    find dist -type f -size +1M -exec ls -lh {} \; | awk '{print $5 " " $9}' | while read size file; do
        echo -e "${YELLOW}   Large file: $file ($size)${NC}"
    done
fi

echo -e "${GREEN}🎉 mcmqtt documentation site is ready to deploy!${NC}"

# Deployment suggestions
echo -e "${BLUE}🚀 Deployment Options:${NC}"
echo -e "   • Vercel: vercel --prod"
echo -e "   • Netlify: netlify deploy --prod --dir=dist"
echo -e "   • GitHub Pages: Push to gh-pages branch"
echo -e "   • Any static host: Upload dist/ directory"