leenooks/resources/components/form/textarea.blade.php

<div class="form-group">
	@if(isset($label))
		<label {{ $attributes->only(['class']) }} for="{{ $id ?? $name }}">{{ $label }}</label>
	@endisset
	<div class="input-group has-validation">
		@if(isset($icon) || isset($prepend))
			<div class="input-group-prepend">
				<span class="input-group-text">@isset($icon)<i class="fas fa-fw {{ $icon }}"></i>@endisset @isset($prepend){!! $prepend !!}@endisset</span>
			</div>
		@endif
		<div class="w-100">
			<textarea class="form-control {{ $class ?? ''}} @error((! empty($old)) ? $old : $name) is-invalid @enderror" id="{{ $id ?? $name }}" name="{{ $name }}" @isset($placeholder)placeholder="{{ $placeholder }}"@endisset @readonly(isset($readonly)) @required(isset($required)) @disabled(isset($disabled))>{{ old($old ?? $name,$value ?? '') }}</textarea>
			<span class="invalid-feedback">
				@error($old ?? $name)
					{{ $message }}
				@elseif(isset($feedback))
					{{ $feedback }}
				@enderror
			</span>
		</div>
	</div>
	@isset($helper)
		<span class="input-helper">{{ $helper }}</span>
	@endif
</div>

@pa(simplemde)

@section('page-scripts')
	<script type="text/javascript">
		$(document).ready(function() {
			new SimpleMDE({
				element: $('#{{ $id ?? $name }}')[0],
				forceSync: true
			});

			@error($old ?? $name)
				$('div.CodeMirror-wrap').addClass('form-control is-invalid');
			@enderror
		});
	</script>
@append