<?php

namespace App\Http\Controllers\Api\V1;

use App\Helpers\ApiResponse;
use App\Http\Controllers\Controller;
use App\Services\Pricing\PricingService;
use Illuminate\Http\Request;

class PricingController extends Controller
{
    protected PricingService $service;

    public function __construct(PricingService $service)
    {
        $this->service = $service;
    }

    /**
     * 가격 이력 목록 조회
     */
    public function index(Request $request)
    {
        return ApiResponse::handle(function () use ($request) {
            $filters = $request->only([
                'item_type_code',
                'item_id',
                'price_type_code',
                'client_group_id',
                'date',
            ]);
            $perPage = (int) ($request->input('size') ?? 15);

            $data = $this->service->listPrices($filters, $perPage);

            return ['data' => $data, 'message' => __('message.fetched')];
        });
    }

    /**
     * 단일 항목 가격 조회
     */
    public function show(Request $request)
    {
        return ApiResponse::handle(function () use ($request) {
            $itemType = $request->input('item_type'); // PRODUCT | MATERIAL
            $itemId = (int) $request->input('item_id');
            $clientId = $request->input('client_id') ? (int) $request->input('client_id') : null;
            $date = $request->input('date') ?? null;

            $result = $this->service->getItemPrice($itemType, $itemId, $clientId, $date);

            return ['data' => $result, 'message' => __('message.fetched')];
        });
    }

    /**
     * 여러 항목 일괄 가격 조회
     */
    public function bulk(Request $request)
    {
        return ApiResponse::handle(function () use ($request) {
            $items = $request->input('items'); // [['item_type' => 'PRODUCT', 'item_id' => 1], ...]
            $clientId = $request->input('client_id') ? (int) $request->input('client_id') : null;
            $date = $request->input('date') ?? null;

            $result = $this->service->getBulkItemPrices($items, $clientId, $date);

            return ['data' => $result, 'message' => __('message.fetched')];
        });
    }

    /**
     * 가격 등록/수정
     */
    public function upsert(Request $request)
    {
        return ApiResponse::handle(function () use ($request) {
            $data = $this->service->upsertPrice($request->all());

            return ['data' => $data, 'message' => __('message.created')];
        });
    }

    /**
     * 가격 삭제
     */
    public function destroy(int $id)
    {
        return ApiResponse::handle(function () use ($id) {
            $this->service->deletePrice($id);

            return ['data' => null, 'message' => __('message.deleted')];
        });
    }
}