#!/bin/bash

# Configuration check script for SmartSolTech

echo "🔍 Checking SmartSolTech configuration..."
echo ""

# Color codes
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

# Check if .env file exists
if [ -f .env ]; then
    echo -e "${GREEN}✓${NC} .env file found"
    
    # Check required variables
    required_vars=("SECRET_KEY" "POSTGRES_DB" "POSTGRES_USER" "POSTGRES_PASSWORD" "POSTGRES_HOST" "PGADMIN_DEFAULT_EMAIL" "PGADMIN_DEFAULT_PASSWORD")
    
    for var in "${required_vars[@]}"; do
        if grep -q "^${var}=" .env; then
            value=$(grep "^${var}=" .env | cut -d '=' -f2)
            if [ -n "$value" ] && [ "$value" != "your-" ] && [[ ! "$value" =~ ^your- ]]; then
                echo -e "${GREEN}✓${NC} $var is set"
            else
                echo -e "${YELLOW}⚠${NC}  $var needs to be configured"
            fi
        else
            echo -e "${RED}✗${NC} $var is missing"
        fi
    done
else
    echo -e "${RED}✗${NC} .env file not found"
    echo -e "${YELLOW}→${NC} Copy .env.example to .env and configure it"
fi

echo ""

# Check Docker
if command -v docker &> /dev/null; then
    echo -e "${GREEN}✓${NC} Docker is installed"
    docker --version
else
    echo -e "${RED}✗${NC} Docker is not installed"
fi

echo ""

# Check Docker Compose
if command -v docker-compose &> /dev/null; then
    echo -e "${GREEN}✓${NC} Docker Compose is installed"
    docker-compose --version
else
    echo -e "${RED}✗${NC} Docker Compose is not installed"
fi

echo ""

# Check required files
required_files=("Dockerfile" "docker-compose.yml" "requirements.txt" "wait-for-it.sh")

for file in "${required_files[@]}"; do
    if [ -f "$file" ]; then
        echo -e "${GREEN}✓${NC} $file exists"
    else
        echo -e "${RED}✗${NC} $file is missing"
    fi
done

echo ""

# Check wait-for-it.sh is executable
if [ -f "wait-for-it.sh" ] && [ -x "wait-for-it.sh" ]; then
    echo -e "${GREEN}✓${NC} wait-for-it.sh is executable"
else
    echo -e "${YELLOW}⚠${NC}  wait-for-it.sh is not executable (will be set in Docker)"
fi

echo ""

# Check Python version in requirements
if [ -f "requirements.txt" ]; then
    echo -e "${GREEN}✓${NC} Python dependencies:"
    grep -E "^Django==|^psycopg2|^python-telegram-bot==" requirements.txt
fi

echo ""

# Summary
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo "📋 Next steps:"
echo ""
if [ ! -f .env ]; then
    echo "1. Create .env file: cp .env.example .env"
    echo "2. Edit .env with your configuration: nano .env"
fi
echo "3. Generate SECRET_KEY:"
echo '   python -c "from django.core.management.utils import get_random_secret_key; print(get_random_secret_key())"'
echo "4. Update ALLOWED_HOSTS and CSRF_TRUSTED_ORIGINS in .env"
echo "5. Run deployment: ./deploy.sh"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"