<?php

namespace App\Http\Controllers\API;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\UserOverView;
use App\Models\LeaderboardMaster;
use App\Models\User;
use App\Models\UserDetail;
use Illuminate\Support\Carbon;
use Validator;
use Auth;
use App\Models\ActivityMaster;

class UserOverviewController extends Controller {

    public function add_user_overview(Request $req) {

        try {
            $token = readHeaderToken();
            if ($token) {
                $user_id = $token['sub'];
                $todaysDate = Carbon::now()->toDateString();
                // dd($todaysDate);
                $oldUserRankings = LeaderboardMaster::with('user')->get();
                $result = UserOverView::where("user_id", $user_id)
                        ->where('created_at', $todaysDate)
                        // ->orderBy('created_at', 'desc')
                        ->exists();
                if ($result) {
                    $lastOverview = UserOverView::where('user_id', $user_id)
                        ->orderBy('created_at', 'desc')
                        // ->skip(1)
                        ->first();
                    UserOverView::where('user_id', $user_id)
                        ->whereDay('created_at', now()->day)
                        ->update([
                            "muscle_rate" => $req->muscle_rate,
                            "body_fat" => $req->body_fat,
                            "skeletal_muscle" => $req->skeletal_muscle,
                            "protein" => $req->protein,
                            "bmr" => $req->bmr,
                            "water" => $req->water,
                            "age" => $req->age,
                            "weight" => $req->weight,
                        ]);
                    $points = (100 - $req->body_fat) + $req->muscle_rate;
                    
                    $leaderboard = LeaderboardMaster::where('user_id', $user_id)->first();
                    if ($leaderboard) {
                        // $lastOverview = UserOverView::where('user_id', $user_id)
                        //     ->orderBy('created_at', 'desc')
                        //     // ->skip(1)
                        //     ->first();
                        if ($lastOverview) {
                            $pointsToDeduct = (100 - $lastOverview->body_fat) + $lastOverview->muscle_rate;
                            $leaderboard->total_score -= $pointsToDeduct;
                            // dd($leaderboard);
                            // Ensure total_score is not negative
                            if ($leaderboard->total_score < 0) {
                                $leaderboard->total_score = 0;
                            }
                        }
                        
                        $leaderboard->total_score += $points;
                        
                        
                    }
                    $leaderboard->save();
                    
                    $msg = "User Overview Updated Successfully.";
                } else {
                    $tellobj = new UserOverView();
                    $tellobj->user_id = $user_id;
                    $tellobj->muscle_rate = $req->muscle_rate;
                    $tellobj->body_fat = $req->body_fat;
                    $tellobj->skeletal_muscle = $req->skeletal_muscle;
                    $tellobj->protein = $req->protein;
                    $tellobj->bmr = $req->bmr;
                    $tellobj->water = $req->water;
                    $tellobj->age = $req->age;
                    $tellobj->weight = $req->weight;
                    $tellobj->save();

                    // Calculate points based on body_fat and muscle_rate
                    $points = (100 - $req->body_fat) + $req->muscle_rate ;
                    
                    $userDetails = UserDetail::where('user_id', $user_id)->first();
                    if ($userDetails && $userDetails->gender == 'female') {
                        $points += 25;
                    }else{
                        $points += 1;
                    }
                    
                    $leaderboard = LeaderboardMaster::where('user_id', $user_id)->first();
                    if ($leaderboard) {
                        // Deduct points from yesterday's overview
                        $lastOverview = UserOverView::where('user_id', $user_id)
                            ->orderBy('created_at', 'desc')
                            ->skip(1)
                            ->first();
                        if ($lastOverview) {
                            $pointsToDeduct = (100 - $lastOverview->body_fat) + $lastOverview->muscle_rate ;
                            $leaderboard->total_score -= $pointsToDeduct; 
                            // Ensure total_score is not negative
                            if ($leaderboard->total_score < 0) {
                                $leaderboard->total_score = 0;
                            }
                        }
    
                        $leaderboard->total_score += $points;
                    } else {
                        $leaderboard = new LeaderboardMaster();
                        $leaderboard->user_id = $user_id;
                        $leaderboard->total_score = $points;
                    }
                      
                    $leaderboard->save();
                
                    $msg = "User Overview Added Successfully.";
                }

                // Decrease 5 point for every 3 days since the previous overview
            $lastOverview = UserOverView::where('user_id', $user_id)
                ->orderBy('created_at', 'desc')
                ->skip(1)
                ->first();

            if ($lastOverview) {
                $daysSinceLastOverview = $lastOverview->created_at->diffInDays(now());
                $pointsToDeduct = floor($daysSinceLastOverview / 3);

                $leaderboard = LeaderboardMaster::where('user_id', $user_id)->first();
                if ($leaderboard) {
                    $leaderboard->total_score -= $pointsToDeduct;
                    $leaderboard->save();
                }
            }
             $newUserRanking = LeaderboardMaster::where('user_id',$user_id)->first();
              if ($oldUserRankings && $newUserRanking) {
                foreach ($oldUserRankings as $ranking) {
                    $previousTotalScore = $ranking->total_score;
                    $currentTotalScore = $newUserRanking->total_score;
                   if($ranking->user_id==$user_id){
                    if ($previousTotalScore === null) {
                        $ranking->progress_bar = '0'; // Initial entry
                    } elseif ($currentTotalScore > $previousTotalScore) {
                        $ranking->progress_bar = '0'; // Total score increased
                         $message = "You earned 1 point!";
                    } elseif ($currentTotalScore < $previousTotalScore) {
                        $ranking->progress_bar = '1'; // Total score decreased
                         $message = "Your score decreased.";
                    } else {
                        $ranking->progress_bar = '2'; // Total score remained the same
                        $message = "Your score remains the same.";
                    }

                    $ranking->save(); // Save the updated progress_bar value
                    }

                }
//             dd($userRanking,$newUserRanking);
                return response()->json([
                            'success' => true,
                            'message' => $msg,
                            'progress_bar' => $message,
                ]);
            } else {
                return response()->json([
                            'success' => false,
                            'message' => 'Authentication failed.',
                ]);
            }
        }
        }catch (\Exception $e) {
            \Log::error("Update Complete/Update Failed : " . $e->getMessage());
            return response()->json([
                        'success' => false,
                        'message' => 'Something Went wrong.',
            ]);
        }
    }

    public function get_user_overview_by_id() {
        try {
//            print_r(User::first()->user);exit;
            $token = readHeaderToken();
            if ($token) {
                $user_id = $token['sub'];
                $data = UserOverView::where('user_id', $user_id)->get();
                return response()->json([
                            'success' => true,
                            'message' => 'Data fetched successfully.',
                            'result' => $data
                ]);
            } else {
                return response()->json([
                            'success' => false,
                            'message' => 'Authentication failed.',
                ]);
            }
        } catch (\Exception $e) {
            \Log::error("User data listing Failed : " . $e->getMessage());
            return response()->json([
                        'success' => false,
                        'message' => 'Something Went wrong.',
            ]);
        }
    }

    public function show_user_overview(Request $request) {
        // dd($request->created_at);
        // try {

            $token = readHeaderToken();
            if ($token) {
                // dd($request->created_at);
                $user_id = $token['sub'];
                if($request->created_at)
                {
                    $data = UserOverView::where('user_id',$user_id)->where('created_at', $request->created_at)->first();
                }else{
                    $data = UserOverView::where('user_id',$user_id)->get();
                }
                return response()->json([
                            'success' => true,
                            'message' => 'Data fetched successfully.',
                            'authorisation' => [
                                'user_data' => $data
                            ]
                ]);
            } else {
                return response()->json([
                            'success' => false,
                            'message' => 'Authentication failed.',
                ]);
            }
        // } catch (\Exception $e) {
        //     \Log::error("User data listing Failed : " . $e->getMessage());
        //     return response()->json([
        //                 'success' => false,
        //                 'message' => 'Something Went wrong.',
        //     ]);
        // }
    }
    
    public function showUserOverview_new(Request $request){
        
        // dd($request->created_at);
        try {

            $token = readHeaderToken();
            if ($token) {
                // dd($request->created_at);
                $user_id = $token['sub'];
                if($request->created_at)
                {
                    $data = UserOverView::where('user_id',$user_id)->where('created_at', $request->created_at)->first();
                }else{
                    
                    if($request->data == "week"){
                        $last7Days = Carbon::now()->subDays(7);
                        $data = UserOverView::where('user_id',$user_id)->where('created_at','>=',$last7Days)->get();
                    }elseif($request->data == "month"){
                        $last30Days = Carbon::now()->subDays(30);
                        $data = UserOverView::where('user_id',$user_id)->where('created_at','>=',$last30Days)->get();
                    }elseif($request->data == "year"){
                        $lastYear = Carbon::now()->subYear();
                        // dd($lastYear);
                        $data = UserOverView::where('user_id',$user_id)->where('created_at','>=',$lastYear)->get();
                    }
                }
                    
                return response()->json([
                            'success' => true,
                            'message' => 'Data fetched successfully.',
                            'authorisation' => [
                                'user_data' => $data
                            ]
                ]);
            } else {
                return response()->json([
                            'success' => false,
                            'message' => 'Authentication failed.',
                ]);
            }
        } catch (\Exception $e) {
            \Log::error("User data listing Failed : " . $e->getMessage());
            return response()->json([
                        'success' => false,
                        'message' => 'Something Went wrong.',
            ]);
        }
    
    }
    
    public function resetPoints(){
        
        $currentDate = date('Y-m-d');
        $activityData = ActivityMaster::orderBy('id','desc')->first();
        if($activityData){
            $start_date = $activityData->start_date;
            if($currentDate < $start_date){
                $leaderBoaradData = LeaderboardMaster::all();
                // dd($leaderBoaradData);
                foreach($leaderBoaradData as $data){
                    LeaderboardMaster::where('user_id',$data->user_id)->update(['total_score' => 0]);
                }
                return response()->json([
                            'success' => true,
                            'message' => 'Reset Succefully'
                        ],200);
            }else{
                return response()->json([
                            'success' => true,
                            'message' => 'Season is not end yet!'
                        ],201);
            }
        }else{
            return response()->json([
                            'success' => flase,
                            'message' => 'No Activity Found'
                        ],404);
        }
        
    }

}