@extends('layouts.app')

@section('title', 'Create Role')
@section('page-title', 'Create Role')

@section('content')
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="custom-card">
                <div class="custom-card-header">
                    <div class="d-flex justify-content-between align-items-center">
                        <h5 class="mb-0">
                            <i class="fas fa-plus me-2"></i>
                            Create New Role
                        </h5>
                        <a href="{{ route('roles.index') }}" class="btn btn-secondary">
                            <i class="fas fa-arrow-left me-2"></i>Back to Roles
                        </a>
                    </div>
                </div>
                <div class="custom-card-body">
                    <form method="POST" action="{{ route('roles.store') }}">
                        @csrf
                        
                        <div class="row">
                            <div class="col-md-6">
                                <div class="mb-3">
                                    <label for="name" class="form-label">Role Name <span class="text-danger">*</span></label>
                                    <input type="text" 
                                           class="form-control @error('name') is-invalid @enderror" 
                                           id="name" 
                                           name="name" 
                                           value="{{ old('name') }}" 
                                           required
                                           pattern="[a-zA-Z0-9\s\-_]+"
                                           title="Only letters, numbers, spaces, hyphens, and underscores are allowed"
                                           oninput="validateRoleName(this)">
                                    <div class="invalid-feedback" id="name-error" style="display: none;"></div>
                                    @error('name')
                                        <div class="invalid-feedback">{{ $message }}</div>
                                    @enderror
                                    <small class="form-text text-muted">
                                        <i class="fas fa-info-circle me-1"></i>
                                        Only letters, numbers, spaces, hyphens, and underscores are allowed.
                                    </small>
                                </div>
                            </div>
                            
                            <div class="col-md-6">
                                <div class="mb-3">
                                    <label for="sort_order" class="form-label">Sort Order</label>
                                    <input type="number" 
                                           class="form-control @error('sort_order') is-invalid @enderror" 
                                           id="sort_order" 
                                           name="sort_order" 
                                           value="{{ old('sort_order', $nextSortOrder) }}" 
                                           min="0">
                                    <small class="form-text text-muted">
                                        <i class="fas fa-info-circle me-1"></i>
                                        Sort order is automatically calculated ({{ $nextSortOrder }}). You can modify it if needed.
                                    </small>
                                    @error('sort_order')
                                        <div class="invalid-feedback">{{ $message }}</div>
                                    @enderror
                                </div>
                            </div>
                        </div>
                        
                        <div class="mb-3">
                            <label for="description" class="form-label">Description</label>
                            <textarea class="form-control @error('description') is-invalid @enderror" 
                                      id="description" 
                                      name="description" 
                                      rows="3">{{ old('description') }}</textarea>
                            @error('description')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="mb-3">
                            <label class="form-label">Permissions</label>
                            <div class="row">
                                @foreach($permissions as $permission)
                                    <div class="col-md-4 mb-2">
                                        <div class="form-check">
                                            <input class="form-check-input" 
                                                   type="checkbox" 
                                                   name="permissions[]" 
                                                   value="{{ $permission->id }}" 
                                                   id="permission_{{ $permission->id }}"
                                                   {{ in_array($permission->id, old('permissions', [])) ? 'checked' : '' }}>
                                            <label class="form-check-label" for="permission_{{ $permission->id }}">
                                                {{ $permission->description }}
                                            </label>
                                        </div>
                                    </div>
                                @endforeach
                            </div>
                            @error('permissions')
                                <div class="text-danger">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="mb-3">
                            <div class="form-check">
                                <input class="form-check-input" 
                                       type="checkbox" 
                                       id="is_active" 
                                       name="is_active" 
                                       value="1" 
                                       {{ old('is_active', true) ? 'checked' : '' }}>
                                <label class="form-check-label" for="is_active">
                                    Active
                                </label>
                            </div>
                        </div>
                        
                        <div class="d-flex justify-content-end gap-2">
                            <a href="{{ route('roles.index') }}" class="btn btn-secondary">Cancel</a>
                            <button type="submit" class="btn btn-primary">
                                <i class="fas fa-save me-2"></i>Create Role
                            </button>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>
</div>

<script>
function validateRoleName(input) {
    const name = input.value.trim();
    const errorDiv = document.getElementById('name-error');
    const submitBtn = document.querySelector('button[type="submit"]');
    
    // Clear previous error
    input.classList.remove('is-invalid');
    errorDiv.style.display = 'none';
    errorDiv.textContent = '';
    
    if (name.length === 0) {
        return; // Don't show error for empty field (required validation will handle it)
    }
    
    // Check pattern
    const pattern = /^[a-zA-Z0-9\s\-_]+$/;
    if (!pattern.test(name)) {
        showError(input, errorDiv, 'Only letters, numbers, spaces, hyphens, and underscores are allowed.');
        return;
    }
    
    // Check length
    if (name.length > 255) {
        showError(input, errorDiv, 'Role name cannot exceed 255 characters.');
        return;
    }
    
    // Allow duplicate role names - no duplicate checking
}

function showError(input, errorDiv, message) {
    input.classList.add('is-invalid');
    errorDiv.textContent = message;
    errorDiv.style.display = 'block';
    document.querySelector('button[type="submit"]').disabled = true;
}

function hideError(input, errorDiv) {
    input.classList.remove('is-invalid');
    errorDiv.style.display = 'none';
    errorDiv.textContent = '';
    document.querySelector('button[type="submit"]').disabled = false;
}

function checkDuplicateRoleName(name, input, errorDiv) {
    // Use AJAX to check for duplicates
    if (name.length < 2) {
        hideError(input, errorDiv);
        return;
    }
    
    fetch('/api/check-role-name', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
            'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]').getAttribute('content')
        },
        body: JSON.stringify({ name: name })
    })
    .then(response => response.json())
    .then(data => {
        console.log('AJAX response:', data); // Debug log
        if (data.exists) {
            showError(input, errorDiv, 'This role name already exists. Please choose a different name.');
        } else {
            hideError(input, errorDiv);
        }
    })
    .catch(error => {
        console.error('Error checking role name:', error);
        hideError(input, errorDiv);
    });
}

// Form submission validation
document.querySelector('form').addEventListener('submit', function(e) {
    const nameInput = document.getElementById('name');
    const name = nameInput.value.trim();
    const errorDiv = document.getElementById('name-error');
    
    console.log('Form submission - checking name:', name); // Debug log
    
    if (name.length === 0) {
        e.preventDefault();
        showError(nameInput, errorDiv, 'Role name is required.');
        return;
    }
    
    const pattern = /^[a-zA-Z0-9\s\-_]+$/;
    if (!pattern.test(name)) {
        e.preventDefault();
        showError(nameInput, errorDiv, 'Only letters, numbers, spaces, hyphens, and underscores are allowed.');
        return;
    }
    
    // Allow duplicate role names - no duplicate checking
    console.log('Form submission allowed - submitting form'); // Debug log
});
</script>
@endsection