<?php

namespace App\Http\Controllers\Api\Admin\Hosting;

use App\Http\Controllers\Controller;
use App\Http\Requests\Admin\Hosting\ServicePlanRequest;
use App\Models\DnsServer;
use App\Models\ServicePlan;
use App\Services\Plesk\PleskServicePlanService;
use Illuminate\Http\JsonResponse;

class ServicePlanController extends Controller
{
    public function index(): JsonResponse
    {
        $plans = ServicePlan::with('plesk', 'servers')->orderBy('sort_order')->orderBy('title')->get();

        return response()->json(['error' => false, 'data' => $plans]);
    }

    public function show(int $id): JsonResponse
    {
        $plan = ServicePlan::with('plesk', 'servers')->find($id);

        if (!$plan) {
            return response()->json(['error' => true, 'message' => 'Không tìm thấy gói hosting.'], 404);
        }

        return response()->json(['error' => false, 'data' => $plan]);
    }

    public function store(ServicePlanRequest $request): JsonResponse
    {
        $plan = ServicePlan::create($request->planAttributes());

        $plan->syncServers($request->serverIds());
        $this->savePlesk($plan, $request->validated());

        return response()->json([
            'error'   => false,
            'message' => 'Tạo gói hosting thành công.',
            'data'    => $plan->load('plesk', 'servers'),
        ], 201);
    }

    public function update(ServicePlanRequest $request, int $id): JsonResponse
    {
        $plan = ServicePlan::find($id);

        if (!$plan) {
            return response()->json(['error' => true, 'message' => 'Không tìm thấy gói hosting.'], 404);
        }

        $plan->update($request->planAttributes());

        $plan->syncServers($request->serverIds());
        $this->savePlesk($plan, $request->validated());

        return response()->json([
            'error'   => false,
            'message' => 'Cập nhật gói hosting thành công.',
            'data'    => $plan->fresh(['plesk', 'servers']),
        ]);
    }

    public function destroy(int $id): JsonResponse
    {
        $plan = ServicePlan::find($id);

        if (!$plan) {
            return response()->json(['error' => true, 'message' => 'Không tìm thấy gói hosting.'], 404);
        }

        $plan->delete();

        return response()->json(['error' => false, 'message' => 'Xoá gói hosting thành công.']);
    }

    public function pleskPlans(int $serverId, PleskServicePlanService $plans): JsonResponse
    {
        $server = DnsServer::find($serverId);

        if (!$server || !$server->servesHosting()) {
            return response()->json(['error' => true, 'message' => 'Server không hỗ trợ hosting.'], 404);
        }

        $names = $plans->names($server);

        if ($names === null) {
            return response()->json(['error' => true, 'message' => 'Không lấy được danh sách plan từ Plesk.'], 502);
        }

        return response()->json(['error' => false, 'data' => $names]);
    }

    private function savePlesk(ServicePlan $plan, array $data): void
    {
        if (empty($data['plesk_plan_name'])) {
            $plan->plesk()->delete();
            return;
        }

        $plan->plesk()->updateOrCreate(
            ['service_plan_id' => $plan->id],
            ['plesk_plan_name' => $data['plesk_plan_name'], 'note' => $data['note'] ?? null]
        );
    }
}