<?php

namespace App\Module\OpenAPI\Controllers;

use App\Module\OpenAPI\Models\OpenApiApp;
use App\Module\OpenAPI\Services\OpenApiService;
use App\Module\OpenAPI\Services\ScopeService;

use Illuminate\Http\Request;
use Illuminate\Http\JsonResponse;
use Spatie\RouteAttributes\Attributes\Route;
use Spatie\RouteAttributes\Attributes\Prefix;
use Spatie\RouteAttributes\Attributes\Middleware;

/**
 * OpenAPI应用信息控制器
 * 
 * 提供应用信息查询和管理的API接口
 */
#[Prefix('openapi/app')]
#[Middleware(['api', 'openapi.auth'])]
class AppController
{
    protected OpenApiService $openApiService;
    protected ScopeService $scopeService;

    public function __construct(
        OpenApiService $openApiService,
        ScopeService $scopeService
    ) {
        $this->openApiService = $openApiService;
        $this->scopeService = $scopeService;
    }

    /**
     * 获取应用信息
     *
     * @param Request $request
     * @return JsonResponse
     */
    #[Route('GET', '/info', name: 'openapi.app.info')]
    #[Middleware('openapi.scope:APP_READ')]
    public function info(Request $request): JsonResponse
    {
        $startTime = microtime(true);

        // 初始化请求日志记录器
        $requestLogger = new \App\Module\System\Services\RequestLogger($request);
        $requestLogger->setRouter("openapi/app/info");

        try {
            // 从请求中获取应用信息（由认证中间件设置）
            $app = $request->attributes->get('openapi_app');

            if (!$app) {
                $requestLogger->setError('应用信息不存在');
                $requestLogger->setRunTime($startTime);
                return response()->json([
                    'success' => false,
                    'message' => '应用信息不存在',
                ], 404);
            }

            // 记录运行时间
            $requestLogger->setRunTime($startTime);

            return response()->json([
                'success' => true,
                'data' => [
                    'app_id' => $app->app_id,
                    'name' => $app->name,
                    'description' => $app->description,
                    'website' => $app->website,
                    'logo' => $app->logo,
                    'status' => $app->status,
                    'auth_type' => $app->auth_type,
                    'scopes' => $app->scopes,
                    'created_at' => $app->created_at,
                    'updated_at' => $app->updated_at,
                ],
            ]);

        } catch (\Exception $e) {
            // 记录错误信息和运行时间
            $requestLogger->setError($e->getMessage());
            $requestLogger->setRunTime($startTime);
            return response()->json([
                'success' => false,
                'message' => '获取应用信息失败',
                'error' => $e->getMessage(),
            ], 500);
        }
    }

    /**
     * 获取应用权限范围
     *
     * @param Request $request
     * @return JsonResponse
     */
    #[Route('GET', '/scopes', name: 'openapi.app.scopes')]
    #[Middleware('openapi.scope:APP_READ')]
    public function scopes(Request $request): JsonResponse
    {
        try {
            $app = $request->attributes->get('openapi_app');
            
            if (!$app) {
                return response()->json([
                    'success' => false,
                    'message' => '应用信息不存在',
                ], 404);
            }

            $scopes = $this->scopeService->getAppScopes($app);
            $scopeGroups = $this->scopeService->getScopeGroups();

            return response()->json([
                'success' => true,
                'data' => [
                    'app_scopes' => $scopes,
                    'available_scopes' => $scopeGroups,
                ],
            ]);

        } catch (\Exception $e) {
            return response()->json([
                'success' => false,
                'message' => '获取权限范围失败',
                'error' => $e->getMessage(),
            ], 500);
        }
    }

    /**
     * 获取应用统计信息
     *
     * @param Request $request
     * @return JsonResponse
     */
    #[Route('GET', '/stats', name: 'openapi.app.stats')]
    #[Middleware('openapi.scope:APP_READ')]
    public function stats(Request $request): JsonResponse
    {
        try {
            $app = $request->attributes->get('openapi_app');
            
            if (!$app) {
                return response()->json([
                    'success' => false,
                    'message' => '应用信息不存在',
                ], 404);
            }

            $period = $request->get('period', 'day');
            $validPeriods = ['hour', 'day', 'week', 'month'];
            
            if (!in_array($period, $validPeriods)) {
                return response()->json([
                    'success' => false,
                    'message' => '无效的统计周期',
                ], 400);
            }

            // 获取API调用统计
            $apiStats = $this->openApiService->getAppStats($app->app_id, $period);

            return response()->json([
                'success' => true,
                'data' => $apiStats,
            ]);

        } catch (\Exception $e) {
            return response()->json([
                'success' => false,
                'message' => '获取统计信息失败',
                'error' => $e->getMessage(),
            ], 500);
        }
    }

    /**
     * 更新应用信息
     *
     * @param Request $request
     * @return JsonResponse
     */
    #[Route('PUT', '/update', name: 'openapi.app.update')]
    #[Middleware('openapi.scope:APP_WRITE')]
    public function update(Request $request): JsonResponse
    {
        try {
            $app = $request->attributes->get('openapi_app');
            
            if (!$app) {
                return response()->json([
                    'success' => false,
                    'message' => '应用信息不存在',
                ], 404);
            }

            // 使用标准验证系统
            $requestData = $request->only(['name', 'description', 'website', 'logo', 'callback_url', 'contact_email']);
            $validation = new \App\Module\OpenAPI\Validations\AppUpdateValidation($requestData);
            $validation->validate();

            if ($validation->isFail()) {
                return response()->json([
                    'success' => false,
                    'message' => '数据验证失败',
                    'errors' => $validation->getErrors(),
                ], 422);
            }

            $data = $validation->getSafeData();

            // 更新应用信息
            $updatedApp = $this->openApiService->updateApp($app->id, $data);

            return response()->json([
                'success' => true,
                'message' => '应用信息更新成功',
                'data' => [
                    'app_id' => $updatedApp->app_id,
                    'name' => $updatedApp->name,
                    'description' => $updatedApp->description,
                    'website' => $updatedApp->website,
                    'logo' => $updatedApp->logo,
                    'callback_url' => $updatedApp->callback_url,
                    'contact_email' => $updatedApp->contact_email,
                    'updated_at' => $updatedApp->updated_at,
                ],
            ]);

        } catch (\Exception $e) {
            return response()->json([
                'success' => false,
                'message' => '更新应用信息失败',
                'error' => $e->getMessage(),
            ], 500);
        }
    }

    /**
     * 重新生成应用密钥
     *
     * @param Request $request
     * @return JsonResponse
     */
    #[Route('POST', '/regenerate-secret', name: 'openapi.app.regenerate_secret')]
    #[Middleware('openapi.scope:APP_WRITE')]
    public function regenerateSecret(Request $request): JsonResponse
    {
        try {
            $app = $request->attributes->get('openapi_app');
            
            if (!$app) {
                return response()->json([
                    'success' => false,
                    'message' => '应用信息不存在',
                ], 404);
            }

            // 重新生成密钥
            $newSecret = $this->openApiService->regenerateAppSecret($app->id);

            return response()->json([
                'success' => true,
                'message' => '应用密钥重新生成成功',
                'data' => [
                    'app_id' => $app->app_id,
                    'app_secret' => $newSecret,
                    'regenerated_at' => now(),
                ],
            ]);

        } catch (\Exception $e) {
            return response()->json([
                'success' => false,
                'message' => '重新生成密钥失败',
                'error' => $e->getMessage(),
            ], 500);
        }
    }

    /**
     * 获取应用配额信息
     *
     * @param Request $request
     * @return JsonResponse
     */
    #[Route('GET', '/quota', name: 'openapi.app.quota')]
    #[Middleware('openapi.scope:APP_READ')]
    public function quota(Request $request): JsonResponse
    {
        try {
            $app = $request->attributes->get('openapi_app');
            
            if (!$app) {
                return response()->json([
                    'success' => false,
                    'message' => '应用信息不存在',
                ], 404);
            }

            // 获取配额信息
            $quotaInfo = $this->openApiService->getAppQuota($app->app_id);

            return response()->json([
                'success' => true,
                'data' => $quotaInfo,
            ]);

        } catch (\Exception $e) {
            return response()->json([
                'success' => false,
                'message' => '获取配额信息失败',
                'error' => $e->getMessage(),
            ], 500);
        }
    }
}