#!/bin/bash

# Database backup and commit script for UK Data Services
# This script creates a database backup, adds it to git, and commits all changes

set -e  # Exit on any error

# Configuration
DB_CONTAINER="ukdataservices-db"
DB_NAME="ukdataservices"
DB_USER="root"
DB_PASSWORD="Piglet1969!!"
TIMESTAMP=$(date +"%d%m%y_%H%M%S")
BACKUP_FILE="db_backup_${TIMESTAMP}.sql"

echo "🔄 Starting database backup and commit process..."

# Check if database container is running
if ! docker ps | grep -q $DB_CONTAINER; then
    echo "❌ Error: Database container '$DB_CONTAINER' is not running"
    exit 1
fi

echo "📦 Creating database backup: $BACKUP_FILE"

# Create database backup
docker exec $DB_CONTAINER mysqldump -u$DB_USER -p$DB_PASSWORD --single-transaction --routines --triggers $DB_NAME > $BACKUP_FILE

if [ $? -eq 0 ]; then
    echo "✅ Database backup created successfully: $BACKUP_FILE"
    echo "📊 Backup file size: $(du -h $BACKUP_FILE | cut -f1)"
else
    echo "❌ Error: Failed to create database backup"
    exit 1
fi

# Add backup file to git
echo "📝 Adding backup file to git repository..."
git add $BACKUP_FILE

# Add all other changes to git
echo "📝 Adding all changes to git repository..."
git add .

# Check if there are any changes to commit
if git diff --cached --quiet; then
    echo "ℹ️  No changes to commit"
else
    # Create commit message with timestamp and backup info
    COMMIT_MSG="Database backup and updates - $(date '+%Y-%m-%d %H:%M:%S')

- Added database backup: $BACKUP_FILE
- Committed all pending changes

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>"

    echo "💾 Committing changes..."
    git commit -m "$COMMIT_MSG"
    
    echo "✅ All changes committed successfully!"
    echo "📋 Commit details:"
    git log --oneline -1
fi

echo "🎉 Backup and commit process completed!"