<?php

namespace App\Http\Controllers;

use App\Services\MagentoCategoryMigrationService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Log;

class CustomersController extends Controller
{
    protected $migrationService;

    public function __construct(MagentoCategoryMigrationService $migrationService)
    {
        $this->migrationService = $migrationService;
    }

    /**
     * Show the customers page
     */
    public function index()
    {
        $m1Customers = $this->migrationService->getMagento1Customers();
        $m2Customers = $this->migrationService->getMagento2Customers();
        $m1CustomersNotInM2 = $this->migrationService->getM1CustomersNotInM2();
        $m2CustomersNotInM1 = $this->migrationService->getM2CustomersNotInM1();

        return view('customers.index', [
            'm1Customers' => $m1Customers,
            'm2Customers' => $m2Customers,
            'm1CustomersNotInM2' => $m1CustomersNotInM2,
            'm2CustomersNotInM1' => $m2CustomersNotInM1,
        ]);
    }

    /**
     * Migrate all customers from Magento 1 to Magento 2
     */
    public function migrateCustomers(Request $request)
    {
        try {
            $dryRun = $request->input('dry_run', false);
            $result = $this->migrationService->migrateCustomers($dryRun);

            return response()->json($result, $result['success'] ? 200 : 400);

        } catch (\Exception $e) {
            Log::error('Customer migration error: ' . $e->getMessage());
            
            return response()->json([
                'success' => false,
                'message' => 'Migration failed: ' . $e->getMessage(),
                'added' => 0,
                'updated' => 0,
                'errors' => 0,
                'log' => []
            ], 500);
        }
    }

    /**
     * Delete a single customer from Magento 2
     */
    public function deleteM2Customer(Request $request, $customerId)
    {
        try {
            $result = $this->migrationService->deleteM2Customer($customerId);

            return response()->json($result, $result['success'] ? 200 : 400);

        } catch (\Exception $e) {
            Log::error('Delete M2 customer error: ' . $e->getMessage());
            
            return response()->json([
                'success' => false,
                'message' => 'Deletion failed: ' . $e->getMessage()
            ], 500);
        }
    }
}