<?php

namespace App\Module\UrsPromotion\Controllers;

use Illuminate\Http\Request;
use Illuminate\Http\JsonResponse;
use App\Module\UrsPromotion\Services\UrsProfitService;
use App\Module\UrsPromotion\Services\UrsTalentService;
use App\Module\UrsPromotion\Models\UrsUserReferral;
use App\Module\UrsPromotion\Models\UrsUserTalent;
use App\Module\UrsPromotion\Models\UrsTalentConfig;
use Illuminate\Support\Facades\Validator;
use Illuminate\Support\Facades\Log;

/**
 * URS推广模块API控制器
 * 
 * 提供URS推广系统的对外API接口
 */
class UrsPromotionApiController
{
    /**
     * 获取用户的达人信息
     * 
     * @param Request $request
     * @return JsonResponse
     */
    public function getUserTalent(Request $request): JsonResponse
    {
        $validator = Validator::make($request->all(), [
            'user_id' => 'required|integer|min:1',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 400,
                'message' => '参数错误',
                'errors' => $validator->errors(),
            ], 400);
        }

        try {
            $userId = $request->input('user_id');
            $stats = UrsTalentService::getUserTeamStats($userId);
            
            return response()->json([
                'code' => 200,
                'message' => '获取成功',
                'data' => $stats,
            ]);
            
        } catch (\Exception $e) {
            Log::error('获取用户达人信息失败', [
                'user_id' => $request->input('user_id'),
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }

    /**
     * 获取用户的推荐关系树
     * 
     * @param Request $request
     * @return JsonResponse
     */
    public function getUserReferralTree(Request $request): JsonResponse
    {
        $validator = Validator::make($request->all(), [
            'user_id' => 'required|integer|min:1',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 400,
                'message' => '参数错误',
                'errors' => $validator->errors(),
            ], 400);
        }

        try {
            $userId = $request->input('user_id');
            $tree = UrsTalentService::getUserReferralTree($userId);
            
            return response()->json([
                'code' => 200,
                'message' => '获取成功',
                'data' => $tree,
            ]);
            
        } catch (\Exception $e) {
            Log::error('获取用户推荐关系树失败', [
                'user_id' => $request->input('user_id'),
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }

    /**
     * 获取用户的收益统计
     * 
     * @param Request $request
     * @return JsonResponse
     */
    public function getUserProfitStats(Request $request): JsonResponse
    {
        $validator = Validator::make($request->all(), [
            'user_id' => 'required|integer|min:1',
            'profit_type' => 'nullable|string|in:promotion_reward,planting_reward',
            'start_date' => 'nullable|date',
            'end_date' => 'nullable|date|after_or_equal:start_date',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 400,
                'message' => '参数错误',
                'errors' => $validator->errors(),
            ], 400);
        }

        try {
            $userId = $request->input('user_id');
            $profitType = $request->input('profit_type');
            $startDate = $request->input('start_date');
            $endDate = $request->input('end_date');
            
            $stats = UrsProfitService::getUserProfitStats($userId, $profitType, $startDate, $endDate);
            
            return response()->json([
                'code' => 200,
                'message' => '获取成功',
                'data' => $stats,
            ]);
            
        } catch (\Exception $e) {
            Log::error('获取用户收益统计失败', [
                'user_id' => $request->input('user_id'),
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }

    /**
     * 分发推广收益
     * 
     * @param Request $request
     * @return JsonResponse
     */
    public function distributePromotionReward(Request $request): JsonResponse
    {
        $validator = Validator::make($request->all(), [
            'user_id' => 'required|integer|min:1',
            'source_type' => 'required|string|max:32',
            'source_id' => 'required|integer|min:1',
            'original_amount' => 'required|numeric|min:0',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 400,
                'message' => '参数错误',
                'errors' => $validator->errors(),
            ], 400);
        }

        try {
            $userId = $request->input('user_id');
            $sourceType = $request->input('source_type');
            $sourceId = $request->input('source_id');
            $originalAmount = $request->input('original_amount');
            
            $profits = UrsProfitService::distributePromotionReward(
                $userId,
                $sourceType,
                $sourceId,
                (string)$originalAmount
            );
            
            return response()->json([
                'code' => 200,
                'message' => '分发成功',
                'data' => [
                    'profit_count' => count($profits),
                    'profits' => $profits,
                ],
            ]);
            
        } catch (\Exception $e) {
            Log::error('分发推广收益失败', [
                'user_id' => $request->input('user_id'),
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }

    /**
     * 分发种植收益
     * 
     * @param Request $request
     * @return JsonResponse
     */
    public function distributePlantingReward(Request $request): JsonResponse
    {
        $validator = Validator::make($request->all(), [
            'user_id' => 'required|integer|min:1',
            'source_type' => 'required|string|max:32',
            'source_id' => 'required|integer|min:1',
            'original_amount' => 'required|numeric|min:0',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 400,
                'message' => '参数错误',
                'errors' => $validator->errors(),
            ], 400);
        }

        try {
            $userId = $request->input('user_id');
            $sourceType = $request->input('source_type');
            $sourceId = $request->input('source_id');
            $originalAmount = $request->input('original_amount');
            
            $profits = UrsProfitService::distributePlantingReward(
                $userId,
                $sourceType,
                $sourceId,
                (string)$originalAmount
            );
            
            return response()->json([
                'code' => 200,
                'message' => '分发成功',
                'data' => [
                    'profit_count' => count($profits),
                    'profits' => $profits,
                ],
            ]);
            
        } catch (\Exception $e) {
            Log::error('分发种植收益失败', [
                'user_id' => $request->input('user_id'),
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }

    /**
     * 更新用户达人等级
     * 
     * @param Request $request
     * @return JsonResponse
     */
    public function updateUserTalent(Request $request): JsonResponse
    {
        $validator = Validator::make($request->all(), [
            'user_id' => 'required|integer|min:1',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 400,
                'message' => '参数错误',
                'errors' => $validator->errors(),
            ], 400);
        }

        try {
            $userId = $request->input('user_id');
            $talent = UrsTalentService::updateUserTalent($userId);
            
            if ($talent) {
                return response()->json([
                    'code' => 200,
                    'message' => '更新成功',
                    'data' => [
                        'user_id' => $talent->user_id,
                        'talent_level' => $talent->talent_level,
                        'talent_level_name' => $talent->getTalentLevelName(),
                        'direct_count' => $talent->direct_count,
                        'indirect_count' => $talent->indirect_count,
                        'third_count' => $talent->third_count,
                        'promotion_count' => $talent->promotion_count,
                    ],
                ]);
            } else {
                return response()->json([
                    'code' => 500,
                    'message' => '更新失败',
                ], 500);
            }
            
        } catch (\Exception $e) {
            Log::error('更新用户达人等级失败', [
                'user_id' => $request->input('user_id'),
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }

    /**
     * 获取达人等级配置列表
     * 
     * @return JsonResponse
     */
    public function getTalentConfigs(): JsonResponse
    {
        try {
            $configs = UrsTalentService::getTalentConfigs();
            
            return response()->json([
                'code' => 200,
                'message' => '获取成功',
                'data' => $configs,
            ]);
            
        } catch (\Exception $e) {
            Log::error('获取达人等级配置失败', [
                'error' => $e->getMessage(),
            ]);
            
            return response()->json([
                'code' => 500,
                'message' => '服务器内部错误',
            ], 500);
        }
    }
}