@extends('layouts.admin')

@section('title', ($record ? 'Edit' : 'Create') . ' Programme Structure')

@section('content')
@php
    use App\Enums\RecordStatus;
    use App\Models\Programme;
    use App\Models\StudyPlanPeriod;

    $programmes = Programme::query()->orderBy('name')->get(['id', 'name', 'code']);
    $periods = StudyPlanPeriod::query()->orderBy('name')->get(['id', 'name', 'code']);
    $items = old('items', $record?->items?->toArray() ?? [['course_code' => '', 'course_name' => '', 'credits' => '', 'is_core' => true, 'is_elective' => false, 'sort_order' => 0]]);
@endphp

<x-ui.page-header
    :title="($record ? 'Edit' : 'Create') . ' Programme Structure'"
    :subtitle="$record ? 'Update curriculum structure.' : 'Define programme curriculum structure and courses.'"
    :breadcrumbs="[
        ['label' => 'Home', 'href' => route('dashboard')],
        ['label' => 'Institution Setup', 'href' => route('institution.dashboard')],
        ['label' => 'Programme Structure', 'href' => route('institution.programme-structure.index')],
        ['label' => $record ? 'Edit' : 'Create'],
    ]"
/>

@include('institution.partials.flash')

<x-ui.card :title="$record ? 'Edit structure' : 'New structure'">
    <form method="POST" action="{{ $formAction }}">
        @csrf
        @if($formMethod !== 'POST') @method($formMethod) @endif

        <div class="row g-3">
            <div class="col-md-6">
                <div class="bv-form-group {{ $errors->has('programme_id') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-journal-bookmark"></i>
                        <div class="form-floating">
                            <select id="programme_id" name="programme_id" class="form-select bv-form-control" required>
                                <option value="">Select programme</option>
                                @foreach($programmes as $programme)
                                    <option value="{{ $programme->id }}" @selected(old('programme_id', $record->programme_id ?? '') == $programme->id)>{{ $programme->name }}</option>
                                @endforeach
                            </select>
                            <label for="programme_id">Programme <span class="required">*</span></label>
                        </div>
                    </div>
                    @error('programme_id')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
            <div class="col-md-6">
                <div class="bv-form-group {{ $errors->has('study_plan_period_id') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-calendar-week"></i>
                        <div class="form-floating">
                            <select id="study_plan_period_id" name="study_plan_period_id" class="form-select bv-form-control">
                                <option value="">Select study plan period</option>
                                @foreach($periods as $period)
                                    <option value="{{ $period->id }}" @selected(old('study_plan_period_id', $record->study_plan_period_id ?? '') == $period->id)>{{ $period->name }}</option>
                                @endforeach
                            </select>
                            <label for="study_plan_period_id">Study plan period</label>
                        </div>
                    </div>
                    @error('study_plan_period_id')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
            <div class="col-md-6">
                <div class="bv-form-group {{ $errors->has('name') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-diagram-3"></i>
                        <div class="form-floating">
                            <input type="text" id="name" name="name" class="form-control bv-form-control" placeholder="Name" value="{{ old('name', $record->name ?? '') }}" required>
                            <label for="name">Structure name <span class="required">*</span></label>
                        </div>
                    </div>
                    @error('name')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
            <div class="col-md-2">
                <div class="bv-form-group {{ $errors->has('level') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-layers"></i>
                        <div class="form-floating">
                            <input type="number" id="level" name="level" class="form-control bv-form-control" placeholder="Level" value="{{ old('level', $record->level ?? '') }}" min="1">
                            <label for="level">Level</label>
                        </div>
                    </div>
                    @error('level')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
            <div class="col-md-2">
                <div class="bv-form-group {{ $errors->has('semester_number') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-calendar3"></i>
                        <div class="form-floating">
                            <input type="number" id="semester_number" name="semester_number" class="form-control bv-form-control" placeholder="Semester" value="{{ old('semester_number', $record->semester_number ?? '') }}" min="1">
                            <label for="semester_number">Semester</label>
                        </div>
                    </div>
                    @error('semester_number')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
            <div class="col-md-2">
                <div class="bv-form-group {{ $errors->has('total_credits') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-123"></i>
                        <div class="form-floating">
                            <input type="number" id="total_credits" name="total_credits" class="form-control bv-form-control" placeholder="Credits" value="{{ old('total_credits', $record->total_credits ?? '') }}" min="0">
                            <label for="total_credits">Credits</label>
                        </div>
                    </div>
                    @error('total_credits')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
            <div class="col-md-4">
                <div class="bv-form-group {{ $errors->has('status') ? 'is-invalid' : '' }}">
                    <div class="bv-form-group__field">
                        <i class="bv-form-group__icon bi bi-toggle-on"></i>
                        <div class="form-floating">
                            <select id="status" name="status" class="form-select bv-form-control">
                                @foreach(RecordStatus::cases() as $status)
                                    <option value="{{ $status->value }}" @selected(old('status', $record->status?->value ?? RecordStatus::Active->value) === $status->value)>{{ $status->label() }}</option>
                                @endforeach
                            </select>
                            <label for="status">Status</label>
                        </div>
                    </div>
                    @error('status')<div class="bv-form-error">{{ $message }}</div>@enderror
                </div>
            </div>
        </div>

        <h5 class="mt-4 mb-3 fw-semibold"><i class="bi bi-list-ul me-2"></i>Course items</h5>
        <div id="structure-items">
            @foreach($items as $index => $item)
                <div class="row g-2 mb-2 structure-item-row">
                    <div class="col-md-2">
                        <input type="text" name="items[{{ $index }}][course_code]" class="form-control bv-form-control" placeholder="Course code" value="{{ $item['course_code'] ?? '' }}" required>
                    </div>
                    <div class="col-md-4">
                        <input type="text" name="items[{{ $index }}][course_name]" class="form-control bv-form-control" placeholder="Course name" value="{{ $item['course_name'] ?? '' }}" required>
                    </div>
                    <div class="col-md-2">
                        <input type="number" name="items[{{ $index }}][credits]" class="form-control bv-form-control" placeholder="Credits" value="{{ $item['credits'] ?? '' }}" min="0">
                    </div>
                    <div class="col-md-2 d-flex align-items-center gap-2">
                        <div class="form-check">
                            <input type="hidden" name="items[{{ $index }}][is_core]" value="0">
                            <input type="checkbox" class="form-check-input" name="items[{{ $index }}][is_core]" value="1" @checked($item['is_core'] ?? false)>
                            <label class="form-check-label small">Core</label>
                        </div>
                        <div class="form-check">
                            <input type="hidden" name="items[{{ $index }}][is_elective]" value="0">
                            <input type="checkbox" class="form-check-input" name="items[{{ $index }}][is_elective]" value="1" @checked($item['is_elective'] ?? false)>
                            <label class="form-check-label small">Elective</label>
                        </div>
                    </div>
                    <div class="col-md-2">
                        <input type="number" name="items[{{ $index }}][sort_order]" class="form-control bv-form-control" placeholder="Order" value="{{ $item['sort_order'] ?? $index }}" min="0">
                    </div>
                </div>
            @endforeach
        </div>

        <div class="d-flex gap-2 mt-4">
            <x-ui.button type="submit" variant="primary" icon="bi-check-lg">{{ $record ? 'Update structure' : 'Create structure' }}</x-ui.button>
            <x-ui.button variant="ghost" :href="route('institution.programme-structure.index')">Cancel</x-ui.button>
        </div>
    </form>
</x-ui.card>
@endsection