added stats for student ages (#323)

app/Http/Controllers/ReportController.php

@@ -2,15 +2,16 @@
 
 namespace App\Http\Controllers;
 
+use Carbon\Carbon;
+use App\Models\Year;
 use App\Models\Config;
-use App\Models\Partner;
 use App\Models\Period;
-use App\Models\Year;
+use App\Models\Partner;
+use App\Models\Student;
 use App\Services\DateRange;
+use Illuminate\Http\Request;
 use App\Services\StatService;
 use App\Traits\PeriodSelection;
-use Carbon\Carbon;
-use Illuminate\Http\Request;
 
 class ReportController extends Controller
 {
@@ -61,7 +62,7 @@ public function external(Request $request)
         $year_data = [];
         $years = [];
 
-        if (! (property_exists($request, 'period') && $request->period !== null)) {
+        if (!(property_exists($request, 'period') && $request->period !== null)) {
             $startperiod = Period::find(Config::where('name', 'first_external_period')->first()->value ?? Period::first()->id);
         } else {
             $startperiod = Period::find($request->period);
@@ -270,6 +271,52 @@ public function genderReport(Request $request)
         ]);
     }
 
+    public function ageReport()
+    {
+        $ages = app('config')->get('age');
+
+        $all_students = Student::all(); //Fetch all students
+        $ages_of_all_students = []; //Initiate an array to add all student ages
+
+        foreach ($all_students as $single_student) {
+            $age_of_each_student = Carbon::parse($single_student->birthdate)->age;
+            array_push($ages_of_all_students, $age_of_each_student); //add every age to the ages_of_all_students array
+
+        }
+
+        $labels = []; // This will contain the labels to be interpolated in the bar graph report
+        $data = []; // This will contain the data to be interpolated in the bar graph report
+
+        $counts = array_fill_keys(array_keys($ages), 0);
+        // Initialize an array to store counts for each range
+
+        foreach ($ages_of_all_students as $value) {
+            // Iterate through the values and count them in the specified ranges
+            foreach ($ages as $range => $limits) {
+                if ($value >= $limits[0] && $value <= $limits[1]) {
+                    $counts[$range]++;
+                    break; // No need to check other ranges once a match is found
+                }
+            }
+        }
+
+        foreach ($counts as $range => $count) {
+            array_push($labels, $range);
+            array_push($data, $count);
+            // Add range and count from env to the labels and data arrays
+        }
+
+        return view('reports.age')->with(
+            [
+                'ages' => $ages,
+                'ages_of_all_students' => $ages_of_all_students,
+                'labels' => $labels,
+                'data' => $data,
+            ]
+
+        );
+    }
+
     /**
      * Show the enrollment numbers per rhythm.
      */
@@ -344,7 +391,7 @@ public function levels(Request $request)
 
     private function getStartperiod(Request $request)
     {
-        if (! (property_exists($request, 'period') && $request->period !== null)) {
+        if (!(property_exists($request, 'period') && $request->period !== null)) {
             $startperiod = Period::find(Config::where('name', 'first_period')->first()->value);
         } else {
             $startperiod = Period::find($request->period);

config/age.php

@@ -0,0 +1,10 @@
+<?php
+
+return [
+    '0-6' => [0, 6],
+    '7-12' => [7, 12],
+    '8-14' => [8, 14],
+    '15-20' => [15, 20],
+    '21+' => [21, PHP_INT_MAX],
+
+];

resources/views/reports/age.blade.php

@@ -0,0 +1,141 @@
+@extends('backpack::blank')
+
+@section('header')
+    <section class="container-fluid">
+        <h2>
+            {{ __('Students by age') }}
+        </h2>
+    </section>
+@endsection
+
+@section('content')
+    <div class="row">
+
+
+
+        <div class="col-md-12">
+            <div class="card">
+                <div class="card-body">
+                    <canvas id="myChart"></canvas>
+                </div>
+            </div>
+        </div>
+
+        <div class="col-md-12">
+            <div class="card">
+
+
+                <div class="card-body">
+                    <table id ="reportsTable" class="table table-striped">
+                        <thead>
+
+
+                            @foreach ($ages as $key => $value)
+                                <th>{{ $key }} years</th>
+                            @endforeach
+
+
+                        </thead>
+
+                        <tbody>
+
+                            <tr>
+
+
+                                @foreach ($ages as $key => $value)
+                                    @php
+                                        $count_of_ages_in_range = 0;
+
+                                        for ($i = 0; $i < sizeof($ages_of_all_students); $i++) {
+                                            if ($ages_of_all_students[$i] >= $value[0] && $ages_of_all_students[$i] <= $value[1]) {
+                                                $count_of_ages_in_range++;
+                                            }
+                                        }
+                                    @endphp
+                                    <td>{{ $count_of_ages_in_range }}</td>
+                                @endforeach
+
+                            </tr>
+
+
+                        </tbody>
+                    </table>
+                </div>
+            </div>
+        </div>
+
+    </div>
+@endsection
+
+
+@section('before_scripts')
+@endsection
+
+
+@section('after_scripts')
+    <script>
+        document.addEventListener('DOMContentLoaded', function() {
+
+            var _labels = @json($labels);
+            var _data = @json($data);
+
+            const ctx = document.getElementById('myChart');
+            const myChart = new Chart(ctx, {
+                type: 'bar',
+                data: {
+                    labels: _labels,
+                    datasets: [{
+                        label: 'Students # in ages',
+                        data: _data,
+                        backgroundColor: [
+                            'rgba(255, 99, 132, 0.2)',
+                            'rgba(54, 162, 235, 0.2)',
+                            'rgba(255, 206, 86, 0.2)',
+                            'rgba(75, 192, 192, 0.2)',
+                            'rgba(153, 102, 255, 0.2)',
+                            'rgba(255, 159, 64, 0.2)'
+                        ],
+                        borderColor: [
+                            'rgba(255, 99, 132, 1)',
+                            'rgba(54, 162, 235, 1)',
+                            'rgba(255, 206, 86, 1)',
+                            'rgba(75, 192, 192, 1)',
+                            'rgba(153, 102, 255, 1)',
+                            'rgba(255, 159, 64, 1)'
+                        ],
+                        borderWidth: 1
+                    }]
+                }
+            });
+        }, true);
+    </script>
+
+
+
+    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+
+
+
+    <link rel="stylesheet" type="text/css"
+        href="https://cdn.datatables.net/v/bs4/jszip-2.5.0/dt-1.10.20/b-1.6.1/b-html5-1.6.1/b-print-1.6.1/datatables.min.css" />
+
+    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/pdfmake/0.1.36/pdfmake.min.js"></script>
+    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/pdfmake/0.1.36/vfs_fonts.js"></script>
+    <script type="text/javascript"
+        src="https://cdn.datatables.net/v/bs4/jszip-2.5.0/dt-1.10.20/b-1.6.1/b-html5-1.6.1/b-print-1.6.1/datatables.min.js">
+    </script>
+    <script>
+        $(document).ready(() =>
+            $('#reportsTable').DataTable({
+                dom: 'Bfrtip',
+                "paging": false,
+                "searching": false,
+                "ordering": false,
+                buttons: [
+                    'excel',
+                    'pdf',
+                    'print'
+                ]
+            }));
+    </script>
+@endsection