@extends('layouts.staff')

@section('header')
<h2 class="font-semibold text-xl text-white">Edit Leave Request</h2>
@endsection

@section('content')
    <!-- Validation Errors -->
    @if ($errors->any())
        <div class="mb-4 bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">
            <strong class="font-bold">Whoops! Something went wrong.</strong>
            <ul class="mt-3 list-disc list-inside text-sm">
                @foreach ($errors->all() as $error)
                    <li>{{ $error }}</li>
                @endforeach
            </ul>
        </div>
    @endif

    <div class="bg-white rounded-lg shadow-md p-6 mb-6">
        <h3 class="text-lg font-semibold mb-4">Leave Details</h3>
        
        <!-- Status Info -->
        <div class="mb-6 p-4 bg-yellow-50 border border-yellow-200 rounded-lg">
            <p class="text-sm text-gray-700">
                <strong>Status:</strong> 
                <span class="px-2 py-1 bg-yellow-100 text-yellow-700 rounded">
                    {{ $leave->status }}
                </span>
            </p>
            <p class="text-xs text-gray-600 mt-2">You can only edit leaves with "Pending" status.</p>
        </div>

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

            <div class="grid grid-cols-1 md:grid-cols-2 gap-4 mb-4">
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Leave Type</label>
                    <select name="leave_type" id="leave_type" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-indigo-500" required onchange="toggleReasonField()">
                        <option value="">Select Leave Type</option>
                        <option value="Annual" {{ $leave->leave_type === 'Annual' ? 'selected' : '' }}>Annual Leave</option>
                        <option value="Sick Leave" {{ $leave->leave_type === 'Sick Leave' ? 'selected' : '' }}>Sick Leave</option>
                        <option value="Unpaid Leave" {{ $leave->leave_type === 'Unpaid Leave' ? 'selected' : '' }}>Unpaid Leave</option>
                        <option value="Maternity" {{ $leave->leave_type === 'Maternity' ? 'selected' : '' }}>Maternity Leave</option>
                        <option value="Paternity" {{ $leave->leave_type === 'Paternity' ? 'selected' : '' }}>Paternity Leave</option>
                        <option value="Compassionate" {{ $leave->leave_type === 'Compassionate' ? 'selected' : '' }}>Compassionate Leave</option>
                        <option value="Others" {{ $leave->leave_type === 'Others' ? 'selected' : '' }}>Others (Please specify reason)</option>
                    </select>
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Start Date</label>
                    <input type="date" name="start_date" value="{{ $leave->start_date }}" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-indigo-500" required>
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">End Date</label>
                    <input type="date" name="end_date" value="{{ $leave->end_date }}" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-indigo-500" required>
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">
                        Reason
                        <span id="reason_required" class="text-red-500" style="display:none;">*</span>
                    </label>
                    <textarea name="reason" id="reason" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-indigo-500">{{ $leave->reason }}</textarea>
                    <p id="reason_note" class="text-xs text-red-500 mt-1" style="display:none;">Reason is required for "Others" leave type</p>
                </div>
            </div>

            <!-- Document Upload -->
            <div class="mb-6">
                <label class="block text-sm font-medium text-gray-700 mb-1">Supporting Document (PDF)</label>
                <p class="text-xs text-gray-500 mb-3">Upload a PDF file (e.g., Medical Certificate) - Max 5MB</p>
                
                @if($leave->document_path)
                    <div class="mb-4 p-3 bg-blue-50 border border-blue-200 rounded">
                        <p class="text-sm text-gray-700">
                            Current document: 
                            <a href="{{ asset('storage/' . $leave->document_path) }}" target="_blank" class="text-blue-600 hover:underline">
                                📄 View Document
                            </a>
                        </p>
                    </div>
                @endif
                
                <input type="file" name="document" accept=".pdf" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-indigo-500">
                <p class="text-xs text-gray-500 mt-2">Leave blank to keep current document</p>
                @error('document')
                    <span class="text-red-500 text-sm">{{ $message }}</span>
                @enderror
            </div>

            <!-- Action Buttons -->
            <div class="flex gap-3">
                <button type="submit" class="px-4 py-2 bg-indigo-600 text-white rounded-md hover:bg-indigo-700 transition">
                    ✓ Update Leave
                </button>
                <a href="{{ route('leaves.index') }}" class="px-4 py-2 bg-gray-300 text-gray-700 rounded-md hover:bg-gray-400 transition">
                    Cancel
                </a>
            </div>
        </form>
    </div>

<script>
function toggleReasonField() {
    const leaveType = document.getElementById('leave_type').value;
    const reasonField = document.getElementById('reason');
    const reasonRequired = document.getElementById('reason_required');
    const reasonNote = document.getElementById('reason_note');

    if (leaveType === 'Others') {
        reasonRequired.style.display = 'inline';
        reasonNote.style.display = 'block';
        reasonField.required = true;
    } else {
        reasonRequired.style.display = 'none';
        reasonNote.style.display = 'none';
        reasonField.required = false;
    }
}

// Check on page load
document.addEventListener('DOMContentLoaded', function() {
    toggleReasonField();
});
</script>
@endsection