<?php

namespace App\Http\Controllers\API;

use App\Http\Controllers\Controller;
use App\Models\LeaderboardMaster;
use App\Models\User;
use App\Models\UserDetail;
use Illuminate\Http\Request;
use Illuminate\Support\Arr;
use App\Models\MonthlyPosition;
use Carbon\Carbon;

class LeaderBordMasterContoller extends Controller {

//    public function get_user_ranking() {
//        try {
//            $token = readHeaderToken();
//            if ($token) {
//                $user_id = $token['sub'];
//
//                // Retrieve the user's ranking and related user details
//                $userRanking = LeaderboardMaster::with('user', 'user_details')
//                        ->get();
//                return response()->json([
//                            'success' => true,
//                            'user_ranking' => $userRanking,
//                            'message' => 'Data Fetch Successfully!.',
//                ]);
//            } else {
//                return response()->json([
//                            'success' => false,
//                            'message' => 'Authentication failed.',
//                ]);
//            }
//        } catch (\Exception $e) {
//            \Log::error("User ranking retrieval failed: " . $e->getMessage());
//            return response()->json([
//                        'success' => false,
//                        'message' => 'Something went wrong.',
//            ]);
//        }
//    }

    public function get_user_ranking($sortOrder = 'desc') {
    try {
        $token = readHeaderToken();
        if ($token) {
            $user_id = $token['sub'];

            // Retrieve the user's ranking and related user details
            $userRanking = LeaderboardMaster::with('user', 'user_data')
                ->orderBy('total_score', $sortOrder)
                ->get();

            return response()->json([
                'success' => true,
                'user_ranking' => $userRanking,
                'message' => 'Data Fetch Successfully!.',
            ]);
        } else {
            return response()->json([
                'success' => false,
                'message' => 'Authentication failed.',
            ]);
        }
    } catch (\Exception $e) {
        \Log::error("User ranking retrieval failed: " . $e->getMessage());
        return response()->json([
            'success' => false,
            'message' => 'Something went wrong.',
        ]);
    }
}

    public function get_user_gender(Request $request) {
    try {
        $token = readHeaderToken();
        if ($token) {
            $user_id = $token['sub'];
            
            $filters = $request->gender; 
              $query = LeaderboardMaster::with(['user', 'user_data']);
            
            // Apply filters
            if ($filters && in_array($filters, ['male', 'female'])) {
                $query->whereHas('user_data', function ($query) use ($filters) {
                    $query->where('gender', '=', $filters);
                });
            }
            // Add more filter conditions if needed
            
            $manage_activity = $query->get()->toArray();
           
            return response()->json([
                'success' => true,
                'message' => 'Data fetched successfully.',
                'result' => $manage_activity
            ]);
        } else {
            return response()->json([
                'success' => false,
                'message' => 'Authentication failed.',
            ]);
        }
    } catch (\Exception $e) {
        \Log::error("Activity data listing failed: " . $e->getMessage());
        return response()->json([
            'success' => false,
            'message' => 'Something went wrong.',
        ]);
    }
}
    
    public function get_user_group_level(Request $request) {
        try {
            $token = readHeaderToken();
            if ($token) {
                $user_id = $token['sub'];

                $groupLevelFilter = $request->input('group_level');

                $elites = null;
                $gameChangers = null;
                $underdogs = null;
                
                $elites_user_id = [];
                if ($groupLevelFilter === 'elites') {
                    $elites = GroupLevelElites();
//                    print_r($elites['elites_user_id']);
//                    exit;
                } elseif ($groupLevelFilter === 'gameChangers') {

                    $gameChangers = GroupLevelGameChanger();
                } elseif ($groupLevelFilter === 'underdogs') {
                    $underdogs_user_id = [];
                    $game_changer_data = GroupLevelGameChanger();
                    $users_id = $game_changer_data['all_top_users_id'];
                    $underdog = LeaderboardMaster::whereNotIn('user_id', $users_id)->orderBy('total_score', 'desc')->get();
                    foreach ($underdog as $k => $val){
                        $underdogs_user_id[] = $val->user_id;
                    }
                    // dd($underdogs_user_id);
                    
                    $underdogs['underdogs'] = $underdog;
                    $underdogs['underdogs_user_id'] = $underdogs_user_id;
                } else {
                    // Invalid group level filter
                    return response()->json([
                                'success' => false,
                                'message' => 'Invalid group level filter.',
                    ]);
                }

                return [
                    'elites' => $elites,
                    'gameChangers' => $gameChangers,
                    'underdogs' => $underdogs,
                ];
            }
        } catch (\Exception $e) {
            \Log::error("Activity data listing failed: " . $e->getMessage());
            return response()->json([
                        'success' => false,
                        'message' => 'Something went wrong.',
            ]);
        }
    }

//    public function filter_users(Request $request) {
//        try {
//            $token = readHeaderToken();
//            if ($token) {
//                $user_id = $token['sub'];
//
//                $filters = $request->input('gender');
//                $groupLevelFilter = $request->input('group_level');
//
//                $query = LeaderboardMaster::with(['user', 'user_data']);
//
//                // Apply gender filter
//                if ($filters && in_array($filters, ['male', 'female'])) {
//                    $query->whereHas('user_data', function ($query) use ($filters) {
//                        $query->where('gender', '=', $filters);
//                    });
//                } elseif ($filters !== null) {
//                    // Invalid gender filter
//                    return response()->json([
//                                'success' => false,
//                                'message' => 'Invalid gender filter.',
//                    ]);
//                }
//                // Apply group level filter
//                $elites = null;
//                $gameChangers = null;
//                $underdogs = null;
//                $elites_user_id = [];
//
//                if ($groupLevelFilter === 'elites') {
//                    $elites = GroupLevelElites();
//
//                    // Filter by gender
//                    if ($filters && in_array($filters, ['male', 'female'])) {
//                        $elites = array_filter($elites, function ($elite) use ($filters) {
//                            return $elite['gender'] === $filters;
//                        });
//                    }
//                } elseif ($groupLevelFilter === 'gameChangers') {
//                    $gameChangers = GroupLevelGameChanger();
//
//                    // Filter by gender
//                    if ($filters && in_array($filters, ['male', 'female'])) {
//                        $gameChangers = array_filter($gameChangers, function ($gameChanger) use ($filters) {
//                            return $gameChanger['gender'] === $filters;
//                        });
//                    }
//                } elseif ($groupLevelFilter === 'underdogs') {
//                    $game_changer_data = GroupLevelGameChanger();
//                    $users_id = $game_changer_data['all_top_users_id'];
//                    $query->whereNotIn('user_id', $users_id)->orderBy('total_score', 'desc');
//
//                    // Apply gender filter
//if ($filters && in_array($filters, ['male', 'female'])) {
//    $query->whereHas('user_data', function ($query) use ($filters) {
//        $query->where('gender', '=', $filters);
//    });
//} elseif ($filters !== null) {
//    // Invalid gender filter
//    return response()->json([
//        'success' => false,
//        'message' => 'Invalid gender filter.',
//    ]);
//}
//
//                $users = $query->get()->toArray();
//
//                return response()->json([
//                            'success' => true,
//                            'message' => 'Data fetched successfully.',
//                            'result' => [
//                                'users' => $users,
//                                'elites' => $elites,
//                                'gameChangers' => $gameChangers,
//                                'underdogs' => $underdogs,
//                            ],
//                ]);
//            } else {
//                return response()->json([
//                            'success' => false,
//                            'message' => 'Authentication failed.',
//                ]);
//            }
//        }
//        }catch (\Exception $e) {
//            \Log::error("User filtering failed: " . $e->getMessage());
//            return response()->json([
//                        'success' => false,
//                        'message' => 'Something went wrong.',
//            ]);
//        }
//    }

    public function get_user_data(Request $request)
    {
        try {
           
            $token = readHeaderToken();
            if ($token) {
                $user_id = $token['sub'];
                //get user data for check gender and group level
                $user = User::with('user_detail')->find($user_id);

                //request inputs
                $sortOrder = $request->input('sort_order');
                $gender = "all";
                
                // if($gender != "all"){
                //     $gender = $request->input('gender');
                // }
                // else{
                //     $gender = "all";
                // }
                $groupLevelFilter = $request->input('group_level');

                // Retrieve the user's ranking and related user details
                $query = LeaderboardMaster::with('user', 'user_data','user.stepCount');
                
                // for gender
                // $gender = "all";
                if($request->has('gender')){
                    $gender = $request->input('gender');
                    // Apply gender filter
                    if ($gender != "all") {
                        $query->whereHas('user_data', function ($query) use ($gender) {
                            $query->where('gender', '=', $gender);
                        });
                    }
                }
                // else{

                //     $gender = $user->user_detail->gender;
                //     if($gender){
                //         if ($gender && in_array($gender, ['male', 'female'])) {
                //             $query->whereHas('user_data', function ($query) use ($gender) {
                //                 $query->where('gender', '=', $gender);
                //             });
                //         }
                //     }
                // }
                //for group level
                $elite = GroupLevelElites();
                $game_changer = GroupLevelGameChanger();
                $flattenedEliteArray = Arr::flatten($elite['elites_user_id']);
                $flattenedGameChangerArray = Arr::flatten($game_changer['all_top_users_id']);
                $filteredGameChangerArray = array_diff($flattenedGameChangerArray, $flattenedEliteArray);
                
                if($request->has('group_level')){
                    if ($groupLevelFilter === 'elites') {
                        // Apply elites filter
                        $group_level = "elites";
                        $query->whereIn('user_id', $flattenedEliteArray);
                    } elseif ($groupLevelFilter === 'gameChangers') {
                        // Apply gameChangers filter
                        $group_level = "gameChangers";
                        $query->whereIn('user_id', $filteredGameChangerArray);
                    } elseif ($groupLevelFilter === 'underdogs') {
                        // Apply underdogs filter
                        $group_level = "underdogs";
                        $query->whereNotIn('user_id', $flattenedGameChangerArray);
                    } else {
                        return response()->json([
                                    'success' => false,
                                    'message' => 'Invalid group level filter.',
                        ]);
                    }
                }
                else{
                    if (in_array($user_id, $flattenedEliteArray)) {
                        $group_level = "elites";
                        $query->whereIn('user_id', $flattenedEliteArray);
                    } elseif (in_array($user_id, $filteredGameChangerArray)) {
                        $group_level = "gameChangers";
                        $query->whereIn('user_id', $filteredGameChangerArray);
                    } else {
                        $group_level = "underdogs";
                        $query->whereNotIn('user_id', $flattenedGameChangerArray);
                    }
                }
                // Apply sorting
                if ($sortOrder === 'asc') {
                    $query->orderBy('total_score', 'asc');
                } else {
                    $query->orderBy('total_score', 'desc');
                }
                //final query
                $user_data = $query->get()->toArray();
                
                return response()->json([
                    'success' => true,
//                    'user_data' => $user_data,
                    'message' => 'Data Fetch Successfully!.',
                    'user_data' => $user_data,
                    'gender' => $gender,
                    'group_level' => $group_level
                ]);


            } else {
                return response()->json([
                    'success' => false,
                    'message' => 'Authentication failed.',
                ]);
            }
        } catch (\Exception $e) {
            \Log::error("Data retrieval failed: " . $e->getMessage());
            return response()->json([
                'success' => false,
                'message' => 'Something went wrong.',
            ]);
        }
    }
    
    
    public function get_user_data_home(Request $request)
    {
        try {
            $token = readHeaderToken();
            if ($token) {
                $user_id = $token['sub'];
                //get user data for check gender and group level
                $user = User::with('user_detail')->find($user_id);

                //request inputs
                $sortOrder = $request->input('sort_order');
                $gender = "all";
                
                // if($gender != "all"){
                //     $gender = $request->input('gender');
                // }
                // else{
                //     $gender = "all";
                // }
                $groupLevelFilter = $request->input('group_level');

                // Retrieve the user's ranking and related user details
                $query = LeaderboardMaster::with('user', 'user_data');
                
                // for gender
                // $gender = "all";
                if($request->has('gender')){
                    $gender = $request->input('gender');
                    // Apply gender filter
                    if ($gender != "all") {
                        $query->whereHas('user_data', function ($query) use ($gender) {
                            $query->where('gender', '=', $gender);
                        });
                    }
                }
                // else{

                //     $gender = $user->user_detail->gender;
                //     if($gender){
                //         if ($gender && in_array($gender, ['male', 'female'])) {
                //             $query->whereHas('user_data', function ($query) use ($gender) {
                //                 $query->where('gender', '=', $gender);
                //             });
                //         }
                //     }
                // }
                //for group level
                $elite = GroupLevelElites();
                $game_changer = GroupLevelGameChanger();
                $flattenedEliteArray = Arr::flatten($elite['elites_user_id']);
                $flattenedGameChangerArray = Arr::flatten($game_changer['all_top_users_id']);
                $filteredGameChangerArray = array_diff($flattenedGameChangerArray, $flattenedEliteArray);
                
                if($request->has('group_level')){
                    if ($groupLevelFilter === 'elites') {
                        // Apply elites filter
                        $group_level = "elites";
                        $query->whereIn('user_id', $flattenedEliteArray);
                    } elseif ($groupLevelFilter === 'gameChangers') {
                        // Apply gameChangers filter
                        $group_level = "gameChangers";
                        $query->whereIn('user_id', $filteredGameChangerArray);
                    } elseif ($groupLevelFilter === 'underdogs') {
                        // Apply underdogs filter
                        $group_level = "underdogs";
                        $query->whereNotIn('user_id', $flattenedGameChangerArray);
                    } else {
                        return response()->json([
                                    'success' => false,
                                    'message' => 'Invalid group level filter.',
                        ]);
                    }
                }
                else{
                    if (in_array($user_id, $flattenedEliteArray)) {
                        $group_level = "elites";
                        $query->whereIn('user_id', $flattenedEliteArray);
                    } elseif (in_array($user_id, $filteredGameChangerArray)) {
                        $group_level = "gameChangers";
                        $query->whereIn('user_id', $filteredGameChangerArray);
                    } else {
                        $group_level = "underdogs";
                        $query->whereNotIn('user_id', $flattenedGameChangerArray);
                    }
                }
                // Apply sorting
                if ($sortOrder === 'asc') {
                    $query->orderBy('total_score', 'asc');
                } else {
                    $query->orderBy('total_score', 'desc');
                }
                //final query
                $user_data = $query->get()->toArray();
                
                return response()->json([
                    'success' => true,
//                    'user_data' => $user_data,
                    'message' => 'Data Fetch Successfully!.',
                    'user_data' => $user_data,
                    'gender' => $gender,
                    'group_level' => $group_level
                ]);


            } else {
                return response()->json([
                    'success' => false,
                    'message' => 'Authentication failed.',
                ]);
            }
        } catch (\Exception $e) {
            \Log::error("Data retrieval failed: " . $e->getMessage());
            return response()->json([
                'success' => false,
                'message' => 'Something went wrong.',
            ]);
        }
    }
    
    
    public function ranking_position(){
        
        try {
            $token = readHeaderToken();
            
            $currentYear = now()->format('Y');
            // $currentYear = 2023;
            $currentMonth = Carbon::now()->format('m');
            // $currentMonth = 9;

            
            $users = User::where('status','1')->get();

            foreach ($users as $user) {
                $userId = $user->id;
                $user = User::with('user_detail')->find($userId);
                $query = LeaderboardMaster::with('user', 'user_data');

                //get gender
                // $gender = $user->user_detail->gender ;
                //     if ($gender  && in_array($gender, ['male', 'female'])) {
                //         $query->whereHas('user_data', function ($query) use ($gender) {
                //             $query->where('gender', '=', $gender);
                //         });
                //     }
                //for group level
                $elite = GroupLevelElites();
                $game_changer = GroupLevelGameChanger();
                $flattenedEliteArray = Arr::flatten($elite['elites_user_id']);
                $flattenedGameChangerArray = Arr::flatten($game_changer['all_top_users_id']);
                $filteredGameChangerArray = array_diff($flattenedGameChangerArray, $flattenedEliteArray);
                
                if (in_array($userId, $flattenedEliteArray)) {
                        $group_level = 1;
                        $query->whereIn('user_id', $flattenedEliteArray);
                        $user_list = $query->orderBy('total_score', 'desc')->get();
                    } elseif (in_array($userId, $filteredGameChangerArray)) {
                        $group_level = 2;
                        $query->whereIn('user_id', $filteredGameChangerArray);
                        $user_list = $query->orderBy('total_score', 'desc')->get();
                    } else {
                        $group_level = 3;
                        $query->whereNotIn('user_id', $flattenedGameChangerArray);
                        $user_list = $query->orderBy('total_score', 'desc')->get();
                    }

                $position = null;

                foreach ($user_list as $index => $user){
                    if($user->user_id == $userId){
                        $position = $index + 1;
                        break;
                    }
                }

                $existingPositionRecord = MonthlyPosition::where([
                    'user_id' => $userId,
                    'month' => Carbon::createFromDate($currentYear, $currentMonth, 1)->format('Y-m'),
                ])->first();
                
                if ($existingPositionRecord){
                    if($existingPositionRecord->group_level >= $group_level){
                        if($position < $existingPositionRecord->position || $group_level != $existingPositionRecord->group_level) {
                            $monthDate = Carbon::createFromDate($currentYear, $currentMonth, 1)->format('Y-m');
                            
                            MonthlyPosition::updateOrCreate([
                                'user_id' => $userId,
                                'month' => $monthDate,
                                'position' => $position,
                                'group_levels' => $group_level,
                            ]);
                        }
                    }
                }else{
                    $monthDate = Carbon::createFromDate($currentYear, $currentMonth, 1)->format('Y-m');
                    
                    MonthlyPosition::updateOrCreate([
                        'user_id' => $userId,
                        'month' => $monthDate,
                        'position' => $position,
                        'group_levels' => $group_level,
                    ]);
                }
            }
 
            return response()->json([
                
                'success' => true,
                'message' => 'Position Stored Successfully!.',
            ]);
        } catch (Exception $ex) {
            \Log::error("Data retrieval failed: " . $e->getMessage());
            return response()->json([
                'success' => false,
                'message' => 'Something went wrong.',
            ]);
        }
    }
    
    public function get_user_position(){
        
        
        try {
            $token = readHeaderToken();
            if ($token) {
                $user_id = $token['sub'];
                $currentYear = now()->format('Y');
                $yearStartDate = Carbon::createFromDate($currentYear, 1, 1)->format('Y-m-d');
                $yearEndDate = Carbon::createFromDate($currentYear, 12, 31)->format('Y-m-d');

                // Get all the data for the user for the entire current year
                $user_monthly_positions = MonthlyPosition::whereBetween('month', [$yearStartDate, $yearEndDate])
                    ->where('user_id', $user_id)
                    ->orderBy('month', 'asc')
                    ->get();

                // Create empty records for missing months
                $allMonths = collect([]);
                $currentMonthDate = Carbon::createFromDate($currentYear, 1, 1);
                for ($month = 1; $month <= 12; $month++) {
                    $allMonths->push($currentMonthDate->format('Y-m'));
                    $currentMonthDate->addMonth();
                }

                // Merge empty records for missing months into the original collection
                $user_monthly_positions = $allMonths->map(function ($month) use ($user_monthly_positions, $user_id) {
                    return $user_monthly_positions->firstWhere('month', $month) ?? new MonthlyPosition([
                        'user_id' => $user_id,
                        'month' => $month,
                        'position' => null, // You can set a default value for the position here
                    ]);
                });

                return response()->json([
                    'success' => true,
                    'message' => 'Data Fetch Successfully',
                    'monthly_positions' => $user_monthly_positions,
                ]);
            }else {
                return response()->json([
                    'success' => false,
                    'message' => 'Authentication failed.',
                ]);
            }
        } catch (Exception $ex) {
            \Log::error("Data retrieval failed: " . $ex->getMessage());
            return response()->json([
                'success' => false,
                'message' => 'Something went wrong.',
            ]);
        }
    }
    
    public function get_daily_user_position(){
        
        try {
            
            $token = readHeaderToken();
            if ($token) {
                
                $userId = $token['sub'];
                $user = User::with('user_detail')->find($userId);
                // $user_list = LeaderboardMaster::orderBy('total_score', 'desc')->get();
                $query = LeaderboardMaster::with('user', 'user_data');
                //get gender
                // $gender = $user->user_detail->gender;
                // if($gender){
                //     if ($gender && in_array($gender, ['male', 'female'])) {
                //         $query->whereHas('user_data', function ($query) use ($gender) {
                //             $query->where('gender', '=', $gender);
                //         });
                //     }
                // }
                //for group level
                $elite = GroupLevelElites();
                $game_changer = GroupLevelGameChanger();
                $flattenedEliteArray = Arr::flatten($elite['elites_user_id']);
                $flattenedGameChangerArray = Arr::flatten($game_changer['all_top_users_id']);
                $filteredGameChangerArray = array_diff($flattenedGameChangerArray, $flattenedEliteArray);
                
                if (in_array($userId, $flattenedEliteArray)) {
                        $group_level = "elites";
                        $query->whereIn('user_id', $flattenedEliteArray);
                    } elseif (in_array($userId, $filteredGameChangerArray)) {
                        $group_level = "gameChangers";
                        $query->whereIn('user_id', $filteredGameChangerArray);
                    } else {
                        $group_level = "underdogs";
                        $query->whereNotIn('user_id', $flattenedGameChangerArray);
                    }
                
                //final query
                $user_list = $query->orderBy('total_score', 'desc')->get();
                $position = null;

                foreach ($user_list as $index => $user){
                    if($user->user_id == $userId){
                        $position = $index + 1;
                        break;
                    }
                }
                
                return response()->json([

                    'success' => true,
                    'message' => 'Data Fetch Successfully',
                    'daily_position' => $position,
                    
                ]);
                
            }else {
                return response()->json([
                    'success' => false,
                    'message' => 'Authentication failed.',
                ]);
            }
                
        } catch (Exception $ex) {
            \Log::error("Data retrieval failed: " . $ex->getMessage());
            return response()->json([
                'success' => false,
                'message' => 'Something went wrong.',
            ]);
        }
            
    }
}