{{-- expects $researchArticle (ResearchArticle|null) --}}
@php
	$isEdit       = (bool) ($researchArticle?->id);
	$selTitle     = old('title',        $researchArticle->title        ?? '');
	$selAuthor    = old('author',       $researchArticle->author       ?? '');
	$selPublish   = old('publish_date', optional($researchArticle?->publish_date)->format('Y-m-d') ?? '');
	$selArticle   = old('article',      $researchArticle->article      ?? '');
@endphp

<form method="POST" action="{{ route('admin.research-articles.save') }}" id="researchArticleForm">
	@csrf
	<input type="hidden" name="id" value="{{ $researchArticle->id ?? '' }}">

	{{-- Row 1: Title (full width) --}}
	<div class="row">
		<div class="col-12">
			<div class="mb-3">
				<label class="form-label" for="research-article-title">Title <span class="text-danger">*</span></label>
				<input id="research-article-title"
					type="text"
					name="title"
					value="{{ $selTitle }}"
					class="form-control @error('title') is-invalid @enderror"
					maxlength="255"
					autofocus
					required>
				@error('title') <div class="invalid-feedback d-block">{{ $message }}</div> @enderror
			</div>
		</div>
	</div>

	{{-- Row 2: Author / Publish date --}}
	<div class="row">
		<div class="col-md-6">
			<div class="mb-3">
				<label class="form-label" for="research-article-author">Author <span class="text-danger">*</span></label>
				<input id="research-article-author"
					type="text"
					name="author"
					value="{{ $selAuthor }}"
					class="form-control @error('author') is-invalid @enderror"
					maxlength="255"
					required>
				@error('author') <div class="invalid-feedback d-block">{{ $message }}</div> @enderror
			</div>
		</div>

		<div class="col-md-3">
			<div class="mb-3">
				<label class="form-label" for="research-article-publish-date">Publish date <span class="text-danger">*</span></label>
				{{-- Flatpickr swaps this for a visible dd-mm-Y input and writes Y-m-d back here on submit. --}}
				<input id="research-article-publish-date"
					type="text"
					name="publish_date"
					value="{{ $selPublish }}"
					placeholder="dd-mm-yyyy"
					autocomplete="off"
					class="form-control @error('publish_date') is-invalid @enderror"
					required>
				@error('publish_date') <div class="invalid-feedback d-block">{{ $message }}</div> @enderror
			</div>
		</div>
	</div>

	{{-- Row 3: Article body (CKEditor 5 replaces this textarea) --}}
	<div class="mb-3">
		<label class="form-label" for="research-article-input">Article body <span class="text-danger">*</span></label>
		<textarea id="research-article-input"
			name="article"
			rows="14"
			class="form-control @error('article') is-invalid @enderror">{{ $selArticle }}</textarea>
		@error('article') <div class="invalid-feedback d-block">{{ $message }}</div> @enderror
	</div>

	<div class="d-flex justify-content-between align-items-center">
		<a href="{{ route('admin.research-articles.index') }}" class="btn btn-link text-muted">
			<i class="fas fa-arrow-left"></i> Back to list
		</a>
		<button type="submit" class="btn btn-success">
			<i class="fas {{ $isEdit ? 'fa-pencil-alt' : 'fa-save' }}"></i>
			{{ $isEdit ? 'Update Research Article' : 'Save Research Article' }}
		</button>
	</div>
</form>