<?php

namespace App\Http\Resources\Api\Service;

use App\Models\Product;
use App\Models\Ticket;
use App\Support\ServiceGroup;
use Illuminate\Http\Request;
use Illuminate\Http\Resources\Json\JsonResource;

class VpsServiceResource extends JsonResource
{
    private function resolveSpecs(?Product $product): ?array
    {
        $addons = $this->addons ?? collect();
        if ($addons->isNotEmpty()) {
            return [
                'cpu'       => (int) $addons->where('addon_type', 'cpu')->sum('addon_value'),
                'ram'       => round($addons->where('addon_type', 'ram')->sum('addon_value') / 1024, 2),
                'disk'      => (int) $addons->where('addon_type', 'disk')->sum('addon_value'),
                'bandwidth' => (int) $addons->where('addon_type', 'bandwidth')->sum('addon_value'),
            ];
        }
        return $product ? [
            'cpu'       => (int) ($product->cpu ?? 0),
            'ram'       => (int) ($product->ram ?? 0),
            'disk'      => (int) ($product->disk ?? 0),
            'bandwidth' => (int) ($product->bandwidth ?? 0),
        ] : null;
    }

    public function toArray(Request $request): array
    {
        $orderItem = $this->orderItem;
        $invoice = $this->invoice;
        $order = $orderItem?->order ?? $invoice?->order;
        $product = $orderItem?->product ?? $this->product;
        $type = $this->type ?? $product?->product_type;

        return [
            'uuid' => $this->uuid,
            'type' => $type,
            'group' => ServiceGroup::of($product?->product_type, $product?->name),
            'server_name' => $this->server_name,
            'invoice_num' => $invoice?->invoice_number,
            'order_num' => $order?->order_num,
            'status' => $this->status,
            'status_label' => $this->status_label,
            'failure_ticket' => $this->status === 'failed'
                ? Ticket::where('service_uuid', $this->uuid)->latest('id')->first(['ticket_num', 'status'])
                : null,
            'auto_renew' => (bool) $this->auto_renew,
            'cancel_at_expiry' => (bool) $this->cancel_at_expiry,
            'started_at' => $this->started_at?->toISOString(),
            'expires_at' => $this->expires_at?->toISOString(),
            'product' => $product ? [
                'uuid' => $product->uuid,
                'name' => $product->name,
                'slug' => $product->slug,
                'product_type' => $product->product_type,
                'page_type' => 'service_' . str_replace(' ', '_', $product->product_type),
            ] : null,
            $this->mergeWhen($type === 'vps', fn () => [
                'os' => [
                    'version' => $orderItem?->os?->version,
                    'group' => $orderItem?->os?->osGroup?->name,
                ],
                'specs' => $this->resolveSpecs($product),
            ]),
            $this->mergeWhen($type === 'hosting', fn () => [
                'service_plan' => $product?->servicePlan?->summary(),
            ]),
            $this->mergeWhen($type === 'domain', fn () => [
                'dns_records_count' => $this->dns_records_count,
            ]),
        ];
    }
}