<?php

namespace App\Http\Requests\Admin\Finances;

use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Validation\Rule;

class TuitionInvoiceRequest extends FormRequest
{
    public function authorize(): bool
    {
        return true;
    }

    public function rules(): array
    {
        $rules = [
            'academic_term_id' => ['required', 'integer', Rule::exists('academic_terms', 'id')],
            'amount_due' => ['required', 'numeric', 'min:0'],
            'due_date' => ['required', 'date'],
        ];

        if ($this->isMethod('post')) {
            $rules['student_ids'] = ['required', 'array', 'min:1'];
            $rules['student_ids.*'] = ['integer', Rule::exists('students', 'id')];
        } else {
            $rules['student_id'] = ['required', 'integer', Rule::exists('students', 'id')];
        }

        return $rules;
    }
}