@extends('admin.layout.app')

@section('body')
<div class="card card-page p-3 shadow-sm">
    <div class="d-flex justify-content-between align-items-center mb-3">
        <div>
            <h4 class="mb-0">{{ __('admin.edit_course') }}#{{ $course->id }}</h4>
            <small class="text-muted">{{ __('admin.update_course_information') }}</small>
        </div>
        <a href="{{ route('courses.index',['semester_id'=>$course->semester_id]) }}" class="btn btn-outline-secondary">{{ __('admin.back') }}</a>
    </div>

    @if ($errors->any())
        <div class="alert alert-danger">
            <ul class="mb-0">
                @foreach($errors->all() as $e) <li>{{ $e }}</li> @endforeach
            </ul>
        </div>
    @endif

    <form action="{{ route('courses.update',$course->id) }}" method="POST" enctype="multipart/form-data">
        @csrf
        @method('PUT')

        <div class="row g-3">
            <div class="col-md-6">
                <label class="form-label">{{ __('admin.semester_2') }}</label>
                <select name="semester_id" class="form-select" required>
                    @foreach($semesters as $s)
                        <option value="{{ $s->id }}" @selected(old('semester_id',$course->semester_id)==$s->id)>
                            {{ $s->name }} @if($s->program) - {{ $s->program->name }} @endif
                        </option>
                    @endforeach
                </select>
            </div>

            <div class="col-md-3">
                <label class="form-label">{{ __('admin.code') }}</label>
                <input name="code" class="form-control" value="{{ old('code',$course->code) }}">
            </div>

            <div class="col-md-3">
                <label class="form-label">{{ __('admin.credit_hours') }}</label>
                <input type="number" min="0" max="30" name="credit_hours" class="form-control"
                       value="{{ old('credit_hours',$course->credit_hours) }}">
            </div>

            <div class="col-md-4">
                <label class="form-label">Duration</label>
                <input name="duration" class="form-control" value="{{ old('duration', $course->duration) }}" placeholder="8 weeks, 1 semester">
            </div>

            <div class="col-md-4">
                <label class="form-label">Tuition Fee</label>
                <input type="number" step="0.01" min="0" name="tuition_fee" class="form-control" value="{{ old('tuition_fee', $course->tuition_fee) }}">
            </div>

            <div class="col-md-4">
                <label class="form-label">Currency</label>
                <input name="tuition_currency" class="form-control" value="{{ old('tuition_currency', $course->tuition_currency ?? 'AFN') }}" placeholder="AFN, USD">
            </div>

            <div class="col-12">
                <label class="form-label">{{ __('admin.title_2') }}</label>
                <input name="title" class="form-control" required value="{{ old('title',$course->title) }}">
            </div>

            <div class="col-12">
                <label class="form-label">Information</label>
                <textarea name="information" rows="6" class="form-control" placeholder="Write course overview, objectives, outcomes, prerequisites, or other public details.">{{ old('information', $course->information) }}</textarea>
                <small class="text-muted">This appears on the course public page.</small>
            </div>

            <div class="col-md-6">
                <label class="form-label">Curriculum</label>
                <textarea name="curriculum" rows="5" class="form-control" placeholder="Weekly modules, topics, practical work.">{{ old('curriculum', $course->curriculum) }}</textarea>
            </div>

            <div class="col-md-6">
                <label class="form-label">Entry Requirements</label>
                <textarea name="entry_requirements" rows="5" class="form-control" placeholder="Prior study, language, documents, placement requirements.">{{ old('entry_requirements', $course->entry_requirements) }}</textarea>
            </div>

            <div class="col-md-6">
                <label class="form-label">Career Opportunities</label>
                <textarea name="career_opportunities" rows="5" class="form-control" placeholder="Roles, skills, employment pathways.">{{ old('career_opportunities', $course->career_opportunities) }}</textarea>
            </div>

            <div class="col-md-6">
                <label class="form-label">Brochure</label>
                <input type="file" name="brochure_path" class="form-control" accept=".pdf,.doc,.docx">
                @if($course->brochure_path)
                    <div class="form-text">Current: <a href="{{ asset('storage/' . $course->brochure_path) }}" target="_blank">{{ basename($course->brochure_path) }}</a></div>
                @endif
                <small class="text-muted">PDF, DOC, or DOCX up to 8MB.</small>
            </div>

            <div class="col-12">
                <button class="btn btn-primary">
                    <i class="fas fa-save me-2"></i> {{ __('admin.update') }}
                </button>
            </div>
        </div>
    </form>
</div>
@endsection