#!/bin/bash

# Simple Database Import Script
# Fixes definer issues and imports the database

set -e

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

error() {
    echo -e "${RED}❌ ERROR: $1${NC}"
    exit 1
}

success() {
    echo -e "${GREEN}✅ $1${NC}"
}

info() {
    echo -e "${BLUE}ℹ️  $1${NC}"
}

BACKUP_FILE="/tmp/tilbudgivern_migration/tilbudgivern_backup_20251010_083710.sql"
CLEANED_FILE="/tmp/tilbudgivern_migration/cleaned_backup.sql"

if [ ! -f "$BACKUP_FILE" ]; then
    error "Backup file not found: $BACKUP_FILE"
fi

info "Cleaning backup file to remove definer issues..."

# Remove definer clauses and other problematic elements
sed -e 's/DEFINER=[^*]*\*/\*/g' \
    -e 's/SQL SECURITY DEFINER//g' \
    -e '/^\/\*!50017 DEFINER=/d' \
    "$BACKUP_FILE" > "$CLEANED_FILE"

success "Backup file cleaned"

info "Importing database (this may take a few minutes)..."

# Import with error handling
if mysql -u tilbuduser -p"${DB_PASSWORD}" tilbudgivern < "$CLEANED_FILE"; then
    success "Database imported successfully!"
else
    error "Database import failed"
fi

# Verify import
info "Verifying database import..."
TABLE_COUNT=$(mysql -u tilbuduser -p"${DB_PASSWORD}" -e "USE tilbudgivern; SHOW TABLES;" 2>/dev/null | wc -l)

if [ "$TABLE_COUNT" -gt 1 ]; then
    success "Database verification OK - Found $(($TABLE_COUNT - 1)) tables"
    
    # Show some basic stats
    echo ""
    info "Database import summary:"
    mysql -u tilbuduser -p"${DB_PASSWORD}" -e "
        USE tilbudgivern;
        SELECT 'Tables imported:' as info, COUNT(*) as count FROM information_schema.tables WHERE table_schema = 'tilbudgivern'
        UNION ALL
        SELECT 'customer_projects', COUNT(*) FROM customer_projects
        UNION ALL
        SELECT 'project_quotes', COUNT(*) FROM project_quotes;
    " 2>/dev/null
else
    error "Database verification failed - No tables found"
fi

success "Database migration completed successfully!"