@extends('layouts.master')
@section('content')
<div class="card">
    <div class="card-body">
        <form method="POST" action="{{ route('student_by_class') }}" class="row">
            @csrf

            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown($exams, 'class="form-control exam_id" id="exam_id" name="exam_id" required', $exam_id, 'Select Exam') }}
            </div>

            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown($academicYears, 'name="academic_year" class="form-control shift_id" id="shift_id"', $academic_year, "Select Year") }}
            </div>

            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown($shifts, 'class="form-control shift_id" id="shift_id" name="shift_id"', $shift_id, "Select Shift") }}
            </div>
            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown($studentClasses, 'class="form-control select2 student_class" id="student_class" name="student_class_id" required', $student_class_id, "Select Class") }}
            </div>

            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown([], 'class="form-control section_id" id="section_id" name="section_id"', $section_id, 'Select Section') }}
            </div>

            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown('', 'class="form-control subject_id" id="subject_id" name="subject_id" required', '', "--Select Sublect--") }}
            </div>

            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                {{ generateDropdown($groups, 'class="form-control group_id" id="group_id" name="group_id"', $group_id, 'Select Group') }}
            </div>
            <div class="form-group col-lg-3 col-md-4 col-sm-6">
                <button type="submit" class="btn btn-info">Search</button>
            </div>
        </form>
    </div>
</div>
@if (isset($students))
    <div class="card mt-4">
        <div class="card-body">
            <div class="row">
                <div class="col-md-12">
                    <form method="POST" action="{{ route('marks.store') }}" class="form-inline">
                        @csrf
                        <div class="table-responsive">
                            @if($assignedMarksHead)
                                <input type="hidden" name="exam_id" value="{{$exam_id ?? ''}}">
                                <input type="hidden" name="student_class_id" value="{{$student_class_id ?? ''}}">
                                <input type="hidden" name="shift_id" value="{{$shift_id ?? ''}}">
                                <input type="hidden" name="branch_id" value="{{$branch_id ?? ''}}">
                                <input type="hidden" name="section_id" value="{{$section_id ?? ''}}">
                                <input type="hidden" name="subject_id" value="{{$subject_id ?? ''}}">
                                <input type="hidden" name="group_id" value="{{$group_id ?? ''}}">
                                <input type="hidden" name="academic_year" value="{{$academic_year ?? ''}}">
                                <table class="table">
                                    <thead class="thead-light">
                                        <tr>
                                            <th>Name</th>
                                            <th>Section</th>
                                            <th>Roll</th>
                                            @php
                                                $head_marks_array = json_decode($assignedMarksHead->head_marks, true);
                                                $head_id_array = array_keys($head_marks_array);
                                            @endphp
                                            @if (isset($head_id_array))
                                                @foreach ($markHeads as $head)
                                                    @if (in_array($head->id,$head_id_array))
                                                        <th style="width: 10%;max-width: 10%;overflow: hidden;">{{$head->short_name}}({{$head_marks_array[$head->id]}})</th>
                                                    @endif
                                                @endforeach
                                            @endif
                                        </tr>
                                    </thead>
                                    <tbody>
                                        @foreach ($students as $student)
                                            <tr>
                                                <td>{{$student->first_name}} {{$student->last_name}}<input type="hidden" name="student_id[]" value="{{$student->id}}"> </td>
                                                <td>{{$student->section?->section_name ?? '--'}}</td>
                                                <td>{{$student->class_roll}}</td>
                                                @if (isset($head_id_array) && $student->examRecords->isNotEmpty())
                                                    @php
                                                        $head_wise_marks = json_decode($student->examRecords->first()->head_wise_marks);
                                                    @endphp
                                                    @foreach ($markHeads as $head)
                                                        @if (in_array($head->id, $head_id_array))
                                                            <td class="w-15">
                                                                @if (isset($head_wise_marks->{$head->id}))
                                                                    <input type="number" name="marks[{{ $student->id }}][]" value="{{ $head_wise_marks->{$head->id} }}" class="form-control">
                                                                @else
                                                                    <input type="number" onchange="MinMaxInput(this, 0, {{$head_marks_array[$head->id]}}, true)" name="marks[{{ $student->id }}][]" value="" class="form-control" oninput="this.value = Math.abs(this.value)">
                                                                @endif
                                                                <input type="hidden" value="{{ $head->id }}" name="head_id[{{ $student->id }}][]" class="form-control">
                                                            </td>
                                                        @endif
                                                    @endforeach
                                                @elseif (isset($head_id_array))
                                                    <!-- Handle case when no exam records are available -->
                                                    @foreach ($markHeads as $head)
                                                        @if (in_array($head->id, $head_id_array))
                                                            <td>
                                                                <input type="number" onchange="MinMaxInput(this, 0, {{$head_marks_array[$head->id]}}, true)" name="marks[{{ $student->id }}][]" value="" class="form-control" oninput="this.value = Math.abs(this.value)">
                                                                <input type="hidden" value="{{ $head->id }}" name="head_id[{{ $student->id }}][]" class="form-control">
                                                            </td>
                                                        @endif
                                                    @endforeach
                                                @endif
                                            </tr>
                                        @endforeach
                                    </tbody>
                                </table>
                            @else
                                <h5>Mark's head is not assigned for this Exam/Class yet. Please assign Mark's head, and then try.</h5>
                            @endif
                        </div>
                        @if($assignedMarksHead)
                            <div class="d-flex justify-content-end">
                                <button type="submit" class="btn btn-info">Save</button>
                            </div>
                        @endif
                    </form>
                </div>

            </div>
        </div>
    </div>
@endif
@stop

@section('scripts')
    <script>
        $('.student_class').on('change', function(){
            let student_class_id = $('.student_class').val();
            getSection(student_class_id);
            getSubjects(student_class_id)
        });

        let student_class_id = "{{ isset($student_class_id) ? $student_class_id : '' }}";

        if(student_class_id!=''){
            getSection(student_class_id);
            getSubjects(student_class_id)
        }

        function getSection(student_class_id){
            let section_id = "{{ isset($section_id) ? $section_id : '' }}";
            if(student_class_id){
                $.get('{{ route('sections.list_by_class') }}', { student_class_id: student_class_id }, function(response) {
                    let sections = response;

                    let option = '<option value="">--Select Section--</option>';
                    for(let i=0;i<sections.length;i++){
                        // if(sections[i].student_class_id == student_class_id){
                            if(section_id==sections[i].id){
                                option += '<option value='+sections[i].id+' selected>'+sections[i].section_name+'</option>';
                            }else{
                                option += '<option value='+sections[i].id+' >'+sections[i].section_name+'</option>';
                            }

                        // }
                    }
                    $('select.section_id').empty().append(option);
                });
            }
        }

        //------------------Get Class Wise Subject List----------------

        function getSubjects(student_class_id){
            let subject_id = "{{ isset($subject_id) ? $subject_id : '' }}";
            if(student_class_id){
                $.get('{{ route('subjects.list_by_class') }}', { student_class_id: student_class_id }, function(response) {
                    let subjects = response;

                    let option = '<option value="">--Select Subject--</option>';
                    for(let i=0;i<subjects.length;i++){
                        if(subjects[i].student_class_id == student_class_id){
                            if(subject_id==subjects[i].subject_id){
                                option += '<option value='+subjects[i].subject_id+' selected>'+subjects[i].subject.subject_name+'</option>';
                            }else{
                                option += '<option value='+subjects[i].subject_id+' >'+subjects[i].subject.subject_name+'</option>';
                            }

                        }
                    }
                    $('select.subject_id').empty().append(option);
                });
            }
        }
        function MinMaxInput(element, min, max, zeroAllowed){

            if(element.value == 0 && zeroAllowed)
                return;

            if(element.value > max){
                element.value = max;
                return;
            }

            if(element.value < min){
                element.value = min;
                return;
            }

        }

    </script>
@endsection