<?php

namespace App\Mail\Customer;

use App\Mail\TemplateMailable;
use App\Support\EmailTemplateShell;
use App\Support\MailGlobals;
use Illuminate\Bus\Queueable;
use Illuminate\Mail\Mailables\Attachment;
use Illuminate\Queue\SerializesModels;

/**
 * Email thông tin truy cập VPS sau khi khởi tạo — render từ Template DB
 * (scenario=vm_credentials), thay cho blade tĩnh send-info-vps trước đây.
 */
class VmCredentials extends TemplateMailable
{
    use Queueable, SerializesModels;

    public function __construct(
        public array $data,
        public readonly ?string $invoicePdf = null,
        public readonly ?string $invoicePdfFileName = null,
    ) {}

    public function attachments(): array
    {
        if ($this->invoicePdf !== null && $this->invoicePdfFileName !== null) {
            return [
                Attachment::fromData(fn () => $this->invoicePdf, $this->invoicePdfFileName)
                    ->withMime('application/pdf'),
            ];
        }

        return [];
    }

    protected function scenario(): string
    {
        return 'vm_credentials';
    }

    protected function variables(): array
    {
        $data = [...MailGlobals::values(), ...$this->data];

        $row = fn (string $label, ?string $value) => $value
            ? EmailTemplateShell::row($label, e($value))
            : '';

        return [
            'app_name'             => $data['company_name'] ?? config('app.name', 'The Gioi So'),
            'full_name'            => $data['client_name'] ?? 'Quý khách',
            'product_name'         => $data['product_name'] ?? 'Cloud VPS',
            'product_billing_row'  => $row('Chu kỳ thanh toán', $data['product_billing'] ?? null),
            'product_price_row'    => $row('Giá dịch vụ', !empty($data['product_price']) ? $data['product_price'] . ' VNĐ' : null),
            'os_name_row'          => $row('Hệ điều hành', $data['os_name'] ?? null),
            'service_host'         => $data['service_host'] ?? '',
            'service_username'     => $data['service_username'] ?? '',
            'service_password'     => $data['service_password'] ?? '',
            'service_port_row'     => $row('Cổng kết nối', $data['service_port'] ?? null),
            'service_due_exp_row'  => $row('Hạn sử dụng', $data['service_due_exp'] ?? null),
        ];
    }
}