#!/bin/bash
# Install Git hooks for Delphi Consulting Group Database System

set -e

echo "🔧 Installing Git hooks for enhanced security..."

# Check if we're in a git repository
if [ ! -d ".git" ]; then
    echo "❌ Error: Not in a Git repository root directory"
    echo "   Please run this script from the project root where .git directory exists"
    exit 1
fi

# Create hooks directory if it doesn't exist
mkdir -p .git/hooks

# Install pre-commit hook
if [ -f ".git/hooks/pre-commit" ]; then
    echo "⚠️  Pre-commit hook already exists. Creating backup..."
    mv .git/hooks/pre-commit .git/hooks/pre-commit.backup
fi

# Create symlink to our pre-commit hook
ln -sf ../../scripts/git-pre-commit-hook .git/hooks/pre-commit

# Make sure it's executable
chmod +x .git/hooks/pre-commit

echo "✅ Pre-commit hook installed successfully!"
echo ""
echo "🛡️  Security features enabled:"
echo "   • Prevents committing .env files"
echo "   • Blocks database files and backups"  
echo "   • Detects SSL certificates and keys"
echo "   • Warns about potential secrets in code"
echo "   • Checks for large files (potential data dumps)"
echo ""
echo "💡 The hook will run automatically before each commit."
echo "   To bypass (NOT recommended): git commit --no-verify"
echo ""
echo "🧪 Test the hook:"
echo "   1. Try staging a .env file: touch .env && git add .env"
echo "   2. Run: git commit -m 'test'"
echo "   3. The commit should be blocked with a security warning"
echo ""
echo "✨ Your repository is now protected against accidental secret commits!"