<?php

namespace Database\Seeders;

use App\Models\Customer;
use App\Models\Mail;
use App\Models\Product;
use App\Models\Service;
use App\Models\Setting as SettingModel;
use App\Models\Template;
use App\Models\User;
use App\Support\EmailTemplateShell as Shell;
use Database\Seeders\EmailTemplates\MarketingTemplates;
use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Str;

/**
 * Dữ liệu thử các luồng gửi email của admin (gửi 1 khách, email marketing, nhắc gia hạn, tab Email).
 * Chạy trên DB trống: php artisan migrate:fresh --seed --seeder=EmailScenarioDemoSeeder
 */
class EmailScenarioDemoSeeder extends Seeder
{
    private const CUSTOMER_PASSWORD = '!admin@123!@#';

    private const CUSTOMERS = [
        'pbao.dev@gmail.com' => ['Phạm Bảo (dev)', '0900000001', [['vps', 2], ['email', 25], ['vps', -4]]],
        'pbao.business@gmail.com' => ['Phạm Bảo Business', '0900000002', [['email', 5], ['server', 45]]],
        'phamgiabao48756@gmail.com' => ['Phạm Gia Bảo', '0900000003', [['website', 12], ['vps', 75]]],
        'pbao.drive@gmail.com' => ['Phạm Bảo Drive', '0900000004', [['server', 0], ['support', 150], ['email', 9, 'suspended']]],
    ];

    private const PRODUCT_KEYWORDS = [
        'vps' => 'VPS',
        'email' => 'Email',
        'server' => 'Máy Chủ',
        'website' => 'Website',
        'support' => 'IT Support',
    ];

    public function run(): void
    {
        $this->call([
            RoleSeeder::class,
            RolesAndPermissions::class,
            TestAccountSeeder::class,
            TemplateSeeder::class,
            Setting::class,
            ProductCategorySeeder::class,
            ProductTypeFieldSeeder::class,
            ProductMockupSeeder::class,
            VPSProductSeeder::class,
        ]);

        $this->enableMail();
        $marketing = Template::whereIn('name', array_column(MarketingTemplates::all(), 'name'))->orderBy('id')->get();
        $admin = User::where('username', 'admin')->firstOrFail();

        foreach (self::CUSTOMERS as $email => [$name, $phone, $services]) {
            $customer = $this->seedCustomer($email, $name, $phone);

            foreach ($services as $service) {
                $this->seedService($customer, ...$service);
            }

            $this->seedMailHistory($customer, $admin, $marketing->first());
        }

        $this->command?->info('Đã tạo ' . count(self::CUSTOMERS) . ' khách hàng, ' . count($marketing) . ' mẫu marketing và dịch vụ sắp hết hạn.');
    }

    private function enableMail(): void
    {
        $setting = SettingModel::firstOrNew(['key' => 'email_settings']);
        $value = json_decode($setting->value ?? '{}', true) ?: [];
        $setting->value = json_encode([...$value, 'mail_enabled' => true], JSON_UNESCAPED_UNICODE);
        $setting->save();
    }

    private function seedCustomer(string $email, string $name, string $phone): Customer
    {
        $customer = Customer::firstOrNew(['email' => $email]);
        $customer->fill([
            'fullname' => $name,
            'username' => Str::before($email, '@'),
            'phone' => $phone,
            'password' => Hash::make(self::CUSTOMER_PASSWORD),
            'email_verified_at' => now(),
            'email_verify' => 1,
        ]);
        $customer->forceFill(['status' => 1])->save();

        Service::where('customer_id', $customer->id)->where('note', 'seed:email-demo')->delete();

        return $customer;
    }

    private function seedService(Customer $customer, string $kind, int $daysLeft, string $status = 'active'): void
    {
        $product = Product::where('name', 'like', '%' . self::PRODUCT_KEYWORDS[$kind] . '%')->first() ?? Product::first();

        Service::create([
            'uuid' => (string) Str::uuid(),
            'customer_id' => $customer->id,
            'product_id' => $product?->id,
            'server_name' => Str::upper($kind) . '-' . Str::before($customer->email, '@'),
            'status' => $status,
            'auto_renew' => $daysLeft > 30,
            'started_at' => now()->addDays($daysLeft)->subYear(),
            'expires_at' => now()->addDays($daysLeft)->setTime(17, 0),
            'note' => 'seed:email-demo',
        ]);
    }

    private function seedMailHistory(Customer $customer, User $admin, Template $template): void
    {
        Mail::where('customer_id', $customer->id)->delete();

        Mail::create([
            'template_id' => $template->id,
            'subject' => str_replace('{{client_name}}', $customer->fullname, $template->subject),
            'from_address' => config('mail.from.address'),
            'to' => $customer->email,
            'bcc' => 'audit@tgs.com.vn',
            'customer_id' => $customer->id,
            'sent_by' => $admin->id,
            'message' => str_replace(['{{client_name}}', '{{promo_code}}', '{{frontend_url}}'], [$customer->fullname, 'TGS30', '#'], $template->message),
        ]);

        Mail::create([
            'subject' => 'Chào mừng ' . $customer->fullname . ' đến với Thế Giới Số',
            'to' => $customer->email,
            'customer_id' => $customer->id,
            'message' => Template::renderWithLayout('Chào mừng', Shell::paragraph('Tài khoản của Quý khách đã được kích hoạt.')),
        ]);
    }
}