<?php

namespace App\Services\Invoice;

use App\Models\School;
use App\Services\EntryService;
use Illuminate\Support\Arr;

use function auditionSetting;

class InvoiceOneFeePerStudent 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 = $this->entryService->entryIsLate($entry) ? 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'];
    }
}