@extends('layouts.app')

@section('title', 'Edit Employee')
@section('subtitle', 'Update employee information')

@section('content')
<div class="max-w-4xl mx-auto py-4 sm:py-6 px-4 sm:px-6 lg:px-8">
    <!-- Back Button -->
    <div class="mb-6">
        <a href="{{ route('hr.employees.show', $employee) }}" class="inline-flex items-center text-blue-600 hover:text-blue-800 transition-colors">
            <i class="fas fa-arrow-left mr-2"></i>
            Back to Employee Details
        </a>
    </div>

    <!-- Form Card -->
    <div class="bg-white rounded-xl shadow-lg hover:shadow-xl transition-all duration-300 border-l-4 border-blue-500">
        <div class="px-4 sm:px-6 py-3 sm:py-4 border-b border-gray-200 bg-blue-50">
            <h3 class="text-base sm:text-lg font-medium text-gray-900">
                <i class="fas fa-user-edit text-blue-600 mr-2"></i>
                Edit Employee Information
            </h3>
        </div>
        
        <form method="POST" action="{{ route('hr.employees.update', $employee) }}" enctype="multipart/form-data" class="p-4 sm:p-6">
            @csrf
            @method('PUT')
            
            <!-- Profile Image -->
            <div class="mb-8">
                <h4 class="text-lg font-semibold text-gray-900 mb-4 flex items-center">
                    <i class="fas fa-camera text-purple-500 mr-2"></i>
                    Profile Image
                </h4>
                <div class="flex flex-col items-center">
                    <div class="w-32 h-32 border-2 border-dashed border-gray-300 rounded-lg flex items-center justify-center mb-4 bg-gray-50 overflow-hidden">
                        @if($employee->image)
                            <img src="{{ $employee->image_url }}" alt="Current Image" class="w-full h-full object-cover rounded-lg" id="current-image">
                        @else
                            <div class="text-center">
                                <i class="fas fa-user text-gray-400 text-4xl mb-2"></i>
                                <p class="text-sm text-gray-500">No image</p>
                            </div>
                        @endif
                    </div>
                    <div class="w-full max-w-xs">
                        <label for="image" class="block text-sm font-medium text-gray-700 mb-2">Update Photo</label>
                        <input type="file" id="image" name="image" accept="image/*"
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('image') border-red-500 ring-red-500 @enderror"
                               onchange="previewImage(this)">
                        @error('image')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                        <p class="text-xs text-gray-500 mt-1">Max size: 2MB. Formats: JPEG, PNG, JPG, GIF</p>
                        @if($employee->image)
                            <p class="text-xs text-blue-600 mt-1">Current image will be replaced</p>
                        @endif
                    </div>
                </div>
            </div>

            <!-- Personal Information -->
            <div class="mb-8">
                <h4 class="text-lg font-semibold text-gray-900 mb-4 flex items-center">
                    <i class="fas fa-user text-blue-500 mr-2"></i>
                    Personal Information
                </h4>
                <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-4 sm:gap-6">
                    <div>
                        <label for="employee_id" class="block text-sm font-medium text-gray-700 mb-2">Employee ID *</label>
                        <input type="text" id="employee_id" name="employee_id" required
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('employee_id') border-red-500 ring-red-500 @enderror"
                               placeholder="e.g., EMP001" value="{{ old('employee_id', $employee->employee_id) }}">
                        @error('employee_id')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="first_name" class="block text-sm font-medium text-gray-700 mb-2">First Name *</label>
                        <input type="text" id="first_name" name="first_name" required
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('first_name') border-red-500 ring-red-500 @enderror"
                               placeholder="Enter first name" value="{{ old('first_name', $employee->first_name) }}">
                        @error('first_name')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="last_name" class="block text-sm font-medium text-gray-700 mb-2">Last Name *</label>
                        <input type="text" id="last_name" name="last_name" required
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('last_name') border-red-500 ring-red-500 @enderror"
                               placeholder="Enter last name" value="{{ old('last_name', $employee->last_name) }}">
                        @error('last_name')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="email" class="block text-sm font-medium text-gray-700 mb-2">Email Address *</label>
                        <input type="email" id="email" name="email" required
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('email') border-red-500 ring-red-500 @enderror"
                               placeholder="employee@mining.com" value="{{ old('email', $employee->email) }}">
                        @error('email')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="phone" class="block text-sm font-medium text-gray-700 mb-2">Phone Number</label>
                        <input type="tel" id="phone" name="phone"
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('phone') border-red-500 ring-red-500 @enderror"
                               placeholder="+255123456789" value="{{ old('phone', $employee->phone) }}">
                        @error('phone')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="position" class="block text-sm font-medium text-gray-700 mb-2">Position *</label>
                        <input type="text" id="position" name="position" required
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('position') border-red-500 ring-red-500 @enderror"
                               placeholder="e.g., Mining Technician" value="{{ old('position', $employee->position) }}">
                        @error('position')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                </div>
            </div>

            <!-- Work Information -->
            <div class="mb-8">
                <h4 class="text-lg font-semibold text-gray-900 mb-4 flex items-center">
                    <i class="fas fa-briefcase text-green-500 mr-2"></i>
                    Work Information
                </h4>
                <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-4 sm:gap-6">
                    <div>
                        <label for="department_id" class="block text-sm font-medium text-gray-700 mb-2">Department *</label>
                        <select id="department_id" name="department_id" required
                                class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('department_id') border-red-500 ring-red-500 @enderror">
                            <option value="">Select Department</option>
                            @foreach($departments as $department)
                                <option value="{{ $department->id }}" {{ old('department_id', $employee->department_id) == $department->id ? 'selected' : '' }}>
                                    {{ $department->name }}
                                </option>
                            @endforeach
                        </select>
                        @error('department_id')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="shift_id" class="block text-sm font-medium text-gray-700 mb-2">Shift *</label>
                        <select id="shift_id" name="shift_id" required
                                class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('shift_id') border-red-500 ring-red-500 @enderror">
                            <option value="">Select Shift</option>
                            @foreach($shifts as $shift)
                                <option value="{{ $shift->id }}" {{ old('shift_id', $employee->shift_id) == $shift->id ? 'selected' : '' }}>
                                    {{ $shift->name }} ({{ $shift->start_time }} - {{ $shift->end_time }})
                                </option>
                            @endforeach
                        </select>
                        @error('shift_id')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="salary" class="block text-sm font-medium text-gray-700 mb-2">Salary (TZS)</label>
                        <input type="number" id="salary" name="salary" step="0.01"
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('salary') border-red-500 ring-red-500 @enderror"
                               placeholder="250000.00" value="{{ old('salary', $employee->salary) }}">
                        @error('salary')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="hire_date" class="block text-sm font-medium text-gray-700 mb-2">Hire Date *</label>
                        <input type="date" id="hire_date" name="hire_date" required
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('hire_date') border-red-500 ring-red-500 @enderror"
                               value="{{ old('hire_date', $employee->hire_date ? $employee->hire_date->format('Y-m-d') : '') }}">
                        @error('hire_date')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div>
                        <label for="status" class="block text-sm font-medium text-gray-700 mb-2">Status *</label>
                        <select id="status" name="status" required
                                class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('status') border-red-500 ring-red-500 @enderror">
                            <option value="">Select Status</option>
                            <option value="active" {{ old('status', $employee->status) == 'active' ? 'selected' : '' }}>Active</option>
                            <option value="inactive" {{ old('status', $employee->status) == 'inactive' ? 'selected' : '' }}>Inactive</option>
                            <option value="suspended" {{ old('status', $employee->status) == 'suspended' ? 'selected' : '' }}>Suspended</option>
                        </select>
                        @error('status')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                </div>
            </div>

            <!-- Contact Information -->
            <div class="mb-8">
                <h4 class="text-lg font-semibold text-gray-900 mb-4 flex items-center">
                    <i class="fas fa-address-book text-purple-500 mr-2"></i>
                    Contact Information
                </h4>
                <div class="grid grid-cols-1 sm:grid-cols-2 gap-4 sm:gap-6">
                    <div>
                        <label for="address" class="block text-sm font-medium text-gray-700 mb-2">Address</label>
                        <textarea id="address" name="address" rows="3"
                                  class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('address') border-red-500 ring-red-500 @enderror"
                                  placeholder="Enter full address">{{ old('address', $employee->address) }}</textarea>
                        @error('address')
                            <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                        @enderror
                    </div>
                    
                    <div class="space-y-4">
                        <div>
                            <label for="emergency_contact_name" class="block text-sm font-medium text-gray-700 mb-2">Emergency Contact Name</label>
                            <input type="text" id="emergency_contact_name" name="emergency_contact_name"
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('emergency_contact_name') border-red-500 ring-red-500 @enderror"
                                   placeholder="Emergency contact name" value="{{ old('emergency_contact_name', $employee->emergency_contact_name) }}">
                            @error('emergency_contact_name')
                                <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                            @enderror
                        </div>
                        
                        <div>
                            <label for="emergency_contact_phone" class="block text-sm font-medium text-gray-700 mb-2">Emergency Contact Phone</label>
                            <input type="tel" id="emergency_contact_phone" name="emergency_contact_phone"
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500 transition-colors @error('emergency_contact_phone') border-red-500 ring-red-500 @enderror"
                                   placeholder="+255987654321" value="{{ old('emergency_contact_phone', $employee->emergency_contact_phone) }}">
                            @error('emergency_contact_phone')
                                <p class="text-red-600 text-xs mt-1">{{ $message }}</p>
                            @enderror
                        </div>
                    </div>
                </div>
            </div>

            <!-- Form Actions -->
            <div class="flex flex-col sm:flex-row justify-end space-y-3 sm:space-y-0 sm:space-x-4 pt-6 border-t border-gray-200">
                <a href="{{ route('hr.employees.show', $employee) }}" 
                   class="w-full sm:w-auto px-6 py-3 text-gray-700 bg-gray-100 rounded-lg hover:bg-gray-200 transition-colors text-center">
                    Cancel
                </a>
                <button type="submit" 
                        class="w-full sm:w-auto px-6 py-3 bg-blue-500 text-white rounded-lg hover:bg-blue-600 transition-all duration-200 transform hover:scale-105 shadow-md">
                    <i class="fas fa-save mr-2"></i>
                    Update Employee
                </button>
            </div>
        </form>
    </div>
</div>

<script>
function previewImage(input) {
    const preview = input.parentElement.parentElement.querySelector('.w-32.h-32');
    const file = input.files[0];
    
    if (file) {
        const reader = new FileReader();
        reader.onload = function(e) {
            preview.innerHTML = `
                <img src="${e.target.result}" alt="Preview" class="w-full h-full object-cover rounded-lg">
            `;
        };
        reader.readAsDataURL(file);
    } else {
        // Restore current image if no new file selected
        const currentImage = document.getElementById('current-image');
        if (currentImage) {
            preview.innerHTML = `
                <img src="${currentImage.src}" alt="Current Image" class="w-full h-full object-cover rounded-lg" id="current-image">
            `;
        } else {
            preview.innerHTML = `
                <div class="text-center">
                    <i class="fas fa-user text-gray-400 text-4xl mb-2"></i>
                    <p class="text-sm text-gray-500">No image</p>
                </div>
            `;
        }
    }
}
</script>
@endsection