<?php

namespace App\Http\Controllers\Api\V1;

use App\Helpers\ApiResponse;
use App\Http\Controllers\Controller;
use App\Http\Requests\Estimate\CreateEstimateRequest;
use App\Http\Requests\Estimate\UpdateEstimateRequest;
use App\Services\Estimate\EstimateService;
use Illuminate\Http\Request;

/**
 * @OA\Tag(name="Estimate", description="견적 관리 API")
 */
class EstimateController extends Controller
{
    protected EstimateService $estimateService;

    public function __construct(EstimateService $estimateService)
    {
        $this->estimateService = $estimateService;
    }

    /**
     * @OA\Get(
     *     path="/v1/estimates",
     *     summary="견적 목록 조회",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="status", in="query", description="견적 상태", @OA\Schema(type="string")),
     *     @OA\Parameter(name="customer_name", in="query", description="고객명", @OA\Schema(type="string")),
     *     @OA\Parameter(name="model_set_id", in="query", description="모델셋 ID", @OA\Schema(type="integer")),
     *     @OA\Parameter(name="date_from", in="query", description="시작일", @OA\Schema(type="string", format="date")),
     *     @OA\Parameter(name="date_to", in="query", description="종료일", @OA\Schema(type="string", format="date")),
     *     @OA\Parameter(name="search", in="query", description="검색어", @OA\Schema(type="string")),
     *     @OA\Parameter(name="per_page", in="query", description="페이지당 항목수", @OA\Schema(type="integer", default=20)),
     *
     *     @OA\Response(response=200, description="성공")
     * )
     */
    public function index(Request $request)
    {
        $estimates = $this->estimateService->getEstimates($request->all());

        return ApiResponse::success([
            'estimates' => $estimates,
        ], __('message.fetched'));
    }

    /**
     * @OA\Get(
     *     path="/v1/estimates/{id}",
     *     summary="견적 상세 조회",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="id", in="path", required=true, description="견적 ID", @OA\Schema(type="integer")),
     *
     *     @OA\Response(response=200, description="성공")
     * )
     */
    public function show($id)
    {
        $estimate = $this->estimateService->getEstimateDetail($id);

        return ApiResponse::success([
            'estimate' => $estimate,
        ], __('message.fetched'));
    }

    /**
     * @OA\Post(
     *     path="/v1/estimates",
     *     summary="견적 생성",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\RequestBody(
     *         required=true,
     *
     *         @OA\JsonContent(
     *             required={"model_set_id", "estimate_name", "parameters"},
     *
     *             @OA\Property(property="model_set_id", type="integer", description="모델셋 ID"),
     *             @OA\Property(property="estimate_name", type="string", description="견적명"),
     *             @OA\Property(property="customer_name", type="string", description="고객명"),
     *             @OA\Property(property="project_name", type="string", description="프로젝트명"),
     *             @OA\Property(property="parameters", type="object", description="견적 파라미터"),
     *             @OA\Property(property="notes", type="string", description="비고")
     *         )
     *     ),
     *
     *     @OA\Response(response=201, description="생성 성공")
     * )
     */
    public function store(CreateEstimateRequest $request)
    {
        $estimate = $this->estimateService->createEstimate($request->validated());

        return ApiResponse::success([
            'estimate' => $estimate,
        ], __('message.created'), 201);
    }

    /**
     * @OA\Put(
     *     path="/v1/estimates/{id}",
     *     summary="견적 수정",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="id", in="path", required=true, description="견적 ID", @OA\Schema(type="integer")),
     *
     *     @OA\RequestBody(
     *         required=true,
     *
     *         @OA\JsonContent(
     *
     *             @OA\Property(property="estimate_name", type="string", description="견적명"),
     *             @OA\Property(property="customer_name", type="string", description="고객명"),
     *             @OA\Property(property="project_name", type="string", description="프로젝트명"),
     *             @OA\Property(property="parameters", type="object", description="견적 파라미터"),
     *             @OA\Property(property="status", type="string", description="견적 상태"),
     *             @OA\Property(property="notes", type="string", description="비고")
     *         )
     *     ),
     *
     *     @OA\Response(response=200, description="수정 성공")
     * )
     */
    public function update(UpdateEstimateRequest $request, $id)
    {
        $estimate = $this->estimateService->updateEstimate($id, $request->validated());

        return ApiResponse::success([
            'estimate' => $estimate,
        ], __('message.updated'));
    }

    /**
     * @OA\Delete(
     *     path="/v1/estimates/{id}",
     *     summary="견적 삭제",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="id", in="path", required=true, description="견적 ID", @OA\Schema(type="integer")),
     *
     *     @OA\Response(response=200, description="삭제 성공")
     * )
     */
    public function destroy($id)
    {
        $this->estimateService->deleteEstimate($id);

        return ApiResponse::success([], __('message.deleted'));
    }

    /**
     * @OA\Post(
     *     path="/v1/estimates/{id}/clone",
     *     summary="견적 복제",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="id", in="path", required=true, description="견적 ID", @OA\Schema(type="integer")),
     *
     *     @OA\RequestBody(
     *         required=true,
     *
     *         @OA\JsonContent(
     *             required={"estimate_name"},
     *
     *             @OA\Property(property="estimate_name", type="string", description="새 견적명"),
     *             @OA\Property(property="customer_name", type="string", description="고객명"),
     *             @OA\Property(property="project_name", type="string", description="프로젝트명"),
     *             @OA\Property(property="notes", type="string", description="비고")
     *         )
     *     ),
     *
     *     @OA\Response(response=201, description="복제 성공")
     * )
     */
    public function clone(Request $request, $id)
    {
        $request->validate([
            'estimate_name' => 'required|string|max:255',
            'customer_name' => 'nullable|string|max:255',
            'project_name' => 'nullable|string|max:255',
            'notes' => 'nullable|string|max:2000',
        ]);

        $newEstimate = $this->estimateService->cloneEstimate($id, $request->all());

        return ApiResponse::success([
            'estimate' => $newEstimate,
        ], __('message.estimate.cloned'), 201);
    }

    /**
     * @OA\Put(
     *     path="/v1/estimates/{id}/status",
     *     summary="견적 상태 변경",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="id", in="path", required=true, description="견적 ID", @OA\Schema(type="integer")),
     *
     *     @OA\RequestBody(
     *         required=true,
     *
     *         @OA\JsonContent(
     *             required={"status"},
     *
     *             @OA\Property(property="status", type="string", enum={"DRAFT","SENT","APPROVED","REJECTED","EXPIRED"}, description="변경할 상태"),
     *             @OA\Property(property="notes", type="string", description="상태 변경 사유")
     *         )
     *     ),
     *
     *     @OA\Response(response=200, description="상태 변경 성공")
     * )
     */
    public function changeStatus(Request $request, $id)
    {
        $request->validate([
            'status' => 'required|in:DRAFT,SENT,APPROVED,REJECTED,EXPIRED',
            'notes' => 'nullable|string|max:1000',
        ]);

        $estimate = $this->estimateService->changeEstimateStatus(
            $id,
            $request->status,
            $request->notes
        );

        return ApiResponse::success([
            'estimate' => $estimate,
        ], __('message.estimate.status_changed'));
    }

    /**
     * @OA\Get(
     *     path="/v1/estimates/form-schema/{model_set_id}",
     *     summary="견적 폼 스키마 조회",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="model_set_id", in="path", required=true, description="모델셋 ID", @OA\Schema(type="integer")),
     *
     *     @OA\Response(response=200, description="성공")
     * )
     */
    public function getFormSchema($modelSetId)
    {
        $schema = $this->estimateService->getEstimateFormSchema($modelSetId);

        return ApiResponse::success([
            'form_schema' => $schema,
        ], __('message.fetched'));
    }

    /**
     * @OA\Post(
     *     path="/v1/estimates/preview/{model_set_id}",
     *     summary="견적 계산 미리보기",
     *     tags={"Estimate"},
     *     security={{"bearerAuth": {}}},
     *
     *     @OA\Parameter(name="model_set_id", in="path", required=true, description="모델셋 ID", @OA\Schema(type="integer")),
     *
     *     @OA\RequestBody(
     *         required=true,
     *
     *         @OA\JsonContent(
     *             required={"parameters"},
     *
     *             @OA\Property(property="parameters", type="object", description="견적 파라미터")
     *         )
     *     ),
     *
     *     @OA\Response(response=200, description="계산 성공")
     * )
     */
    public function previewCalculation(Request $request, $modelSetId)
    {
        $request->validate([
            'parameters' => 'required|array',
            'parameters.*' => 'required',
        ]);

        $calculation = $this->estimateService->previewCalculation(
            $modelSetId,
            $request->parameters
        );

        return ApiResponse::success([
            'calculation' => $calculation,
        ], __('message.calculated'));
    }
}