source: app/Http/Controllers/CrimeCaseController.php

<?php

namespace App\Http\Controllers;

use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Session;
class CrimeCaseController extends Controller
{
    private function policeStationIsPoliceman()
    {
        return DB::table('police_station')
            ->where('p_id', Session::get('p_id'))
            ->get();
    }
    private function policeStationIsOfficer()
    {
        return DB::table('police_station')
            ->where('pe_id', Session::get('pe_id'))
            ->get();
    }
    function cases(){
        if(Session::get('pe_id') == null) {
            return view('login');
        }

        if(Session::get('is_policeman')){
            $police_station = $this->policeStationIsPoliceman();
        } else {
            $police_station = $this->policeStationIsOfficer();
        }

        $cases = DB::table('crime_case')
            ->where('p_id', $police_station[0]->p_id)
            ->get();

        return view('cases', [
            'cases' => $cases,
            'p_address'=>$police_station[0]->p_address
        ]);

    }
    function register_statement(){
        return view('register-statement');
    }
    function register_statement_post()
    {
        $role = request()->input('role');


        $statement = request()->validate([
            'embg' => 'required',
            'description' => 'required',
            'incident_timestamp' => 'required',
            'incident_place'=>'required'
        ]);
         $statement["statement_date"] = Carbon::now()->format('Y-m-d');
         $covek = DB::select('select pe_id from people where embg=:embg;',['embg'=> $statement["embg"]]);
         $s_id_b = DB::select('select MAX(s_id) from statements');
         $s_id = $s_id_b[0]->max;
         $s_id = $s_id +1 ;
         $policaec =  DB::select('select pe_id from policeman where badge_no=:badge_no;',['badge_no'=> Session::get("badge_no")]);

        if ($role === 'witness') {
            DB::insert('INSERT INTO statements (s_id, statement_date, description, incident_timestamp, incident_place, c_id, pe_id, victim_pe_id, witness_pe_id) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)',
                [
                    $s_id,
                    $statement["statement_date"],
                    $statement["description"],
                    $statement["incident_timestamp"],
                    $statement["incident_place"],
                    Session::get("c_id"),
                    $policaec[0]->pe_id,
                    NULL,
                    $covek[0]->pe_id

                ]);
        } elseif ($role === 'victim') {
            DB::insert('INSERT INTO statements (s_id, statement_date, description, incident_timestamp, incident_place, c_id, pe_id, victim_pe_id, witness_pe_id) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)',
                [
                    $s_id,
                    $statement["statement_date"],
                    $statement["description"],
                    $statement["incident_timestamp"],
                    $statement["incident_place"],
                    Session::get("c_id"),
                    $policaec[0]->pe_id,
                    $covek[0]->pe_id,
                    NULL
                ]);
        }
        return redirect()->route('case', ['wildcard' =>  Session::get("c_id"),]);


    }
    function finished_cases(){
        if(Session::get('is_policeman')){
            $police_station = $this->policeStationIsPoliceman();
        } else {
            $police_station = $this->policeStationIsOfficer();
        }

        $cases = DB::table('crime_case')
            ->where('p_id', $police_station[0]->p_id)
            ->where('c_status', 'Z')
            ->get();
        return view('archive', [
            'cases' => $cases,
            'p_address'=>$police_station[0]->p_address
        ]);
    }
    function case($wildcard){
        Session::put('c_id', $wildcard);
        $case = DB::table('crime_case')
            ->where('c_id', $wildcard)
            ->get();
        $p_address = DB::table('police_station')
            ->where('p_id', $case[0]->p_id)
            ->value('p_address');
        $statements = DB::table('statements')
            ->where('c_id', $wildcard)
            ->get();

        $victims=[];
        $witness=[];
        $evidence_id = [];
        $evidence = [];
        foreach ($statements as $statement) {
            $evidence_id = DB::table('mentions_evidence')
                ->where('s_id', $statement->s_id)
                ->get();
//            if (!empty($evidence_id)) { // Check if $evidence_id is not empty
//                $evidence_id[] = $evidence_id[0];
//            }
        }
         $evidence_id=collect($evidence_id)->unique();
        foreach ($evidence_id as $e) {
            $evidence = DB::table('evidence')
                ->where('e_id', $e->e_id)->get();

        }
        foreach ($statements as $st){
            if (!($st->victim_pe_id)==NULL){
                $victim = DB::table('people')
                    ->where('pe_id', $st->victim_pe_id)->get();
                $victims[] = $victim[0];
            }
        }
        foreach ($statements as $st){
            if (!($st->witness_pe_id)==NULL) {
                $witnes = DB::table('people')
                    ->where('pe_id', $st->witness_pe_id)->get();
                $witness[] = $witnes[0];
            }
        }

        return view('case', [
            'case' => $case[0],
            'p_address'=>$p_address,
            'statements'=>$statements,
            'evidence'=>$evidence,
            'victims' => $victims,
            'witness' =>$witness
        ]);

    }
}