Create InvoiceOneFeePerStudentPerEvent implementation of InvoiceDataService and set up ability to select and use it.

app/Providers/InvoiceDataServiceProvider.php

@@ -6,6 +6,7 @@ use App\Services\EntryService;
 use App\Services\Invoice\InvoiceDataService;
 use App\Services\Invoice\InvoiceOneFeePerEntry;
 use App\Services\Invoice\InvoiceOneFeePerStudent;
+use App\Services\Invoice\InvoiceOneFeePerStudentPerEvent;
 use Illuminate\Support\Facades\Schema;
 use Illuminate\Support\ServiceProvider;
 
@@ -42,6 +43,7 @@ class InvoiceDataServiceProvider extends ServiceProvider
                     return match (auditionSetting('fee_structure')) {
                         'oneFeePerEntry' => new InvoiceOneFeePerEntry($app->make(EntryService::class)),
                         'oneFeePerStudent' => new InvoiceOneFeePerStudent($app->make(EntryService::class)),
+                        'oneFeePerStudentPerEvent' => new InvoiceOneFeePerStudentPerEvent($app->make(EntryService::class)),
                         default => throw new \Exception('Unknown Invoice Method'),
                     };
                 });

app/Services/Invoice/InvoiceOneFeePerStudentPerEvent.php

@@ -0,0 +1,101 @@
+<?php
+
+namespace App\Services\Invoice;
+
+use App\Models\School;
+use App\Services\EntryService;
+use Illuminate\Support\Arr;
+
+use function auditionSetting;
+
+class InvoiceOneFeePerStudentPerEvent implements InvoiceDataService
+{
+    /**
+     * Create a new class instance.
+     */
+    protected $entryService;
+
+    public function __construct(EntryService $entryService)
+    {
+        $this->entryService = $entryService;
+    }
+
+    public function allData($schoolId)
+    {
+        static $schoolInvoiceData = [];
+
+        if (Arr::has($schoolInvoiceData, $schoolId)) {
+            return $schoolInvoiceData[$schoolId];
+        }
+        $school = School::findOrFail($schoolId);
+
+        $invoiceData['lines'] = [];
+        $invoiceData['linesTotal'] = 0;
+        $invoiceData['lateFeesTotal'] = 0;
+        /** @noinspection PhpArrayIndexImmediatelyRewrittenInspection */
+        $invoiceData['grandTotal'] = 0;
+
+        $entries = $school->entries()->with('audition')->orderBy('created_at', 'desc')->get()->groupBy('student_id');
+        foreach ($school->students as $student) {
+            $firstEntryForStudent = true;
+            foreach ($entries[$student->id] ?? [] as $entry) {
+                if ($firstEntryForStudent) {
+                    $entryFee = $entry->audition->entry_fee / 100;
+                    $lateFee = ($this->entryService->isEntryLate($entry) && ! $entry->hasFlag('late_fee_waived'))
+                        ? auditionSetting('late_fee') / 100 : 0;
+                } else {
+                    $entryFee = 0;
+                    $lateFee = 0;
+                }
+
+                $invoiceData['lines'][] = [
+                    'student_name' => $student->full_name(true),
+                    'audition' => $entry->audition->name,
+                    'entry_timestamp' => $entry->created_at,
+                    'entry_fee' => $entryFee,
+                    'late_fee' => $lateFee,
+                ];
+                $invoiceData['linesTotal'] += $entryFee;
+                $invoiceData['lateFeesTotal'] += $lateFee;
+                $firstEntryForStudent = false;
+            }
+        }
+        // School Fee Total
+        if (! auditionSetting('school_fee')) {
+            $invoiceData['schoolFeeTotal'] = 0;
+        } else {
+            $invoiceData['schoolFeeTotal'] = auditionSetting('school_fee') / 100;
+        }
+
+        $invoiceData['grandTotal'] = $invoiceData['linesTotal'] + $invoiceData['lateFeesTotal'] + $invoiceData['schoolFeeTotal'];
+        $schoolInvoiceData[$school->id] = $invoiceData;
+
+        return $invoiceData;
+    }
+
+    public function getLines($schoolId)
+    {
+        return $this->allData($schoolId)['lines'];
+    }
+
+    public function getLinesTotal($schoolId)
+    {
+        return $this->allData($schoolId)['linesTotal'];
+    }
+
+    public function getLateFeesTotal($schoolId)
+    {
+        return $this->allData($schoolId)['lateFeesTotal'];
+    }
+
+    public function getSchoolFeeTotal($schoolId)
+    {
+        return $this->allData($schoolId)['schoolFeeTotal'];
+
+    }
+
+    public function getGrandTotal($schoolId)
+    {
+        return $this->allData($schoolId)['grandTotal'];
+    }
+}

resources/views/admin/audition-settings.blade.php

@@ -85,6 +85,9 @@
                         <option value="oneFeePerStudent" {{ auditionSetting('fee_structure') === 'oneFeePerStudent' ? 'selected':'' }}>
                             One fee per student - one late fee per student if any of their entries are late
                         </option>
+                        <option value="oneFeePerStudentPerEvent" {{ auditionSetting('fee_structure') === 'oneFeePerStudentPerEvent' ? 'selected':'' }}>
+                            One fee per student per event - one late fee per student if any of their entries are late
+                        </option>
                     </x-form.select>
 
                     <x-form.field label_text="Late Fee"