A polished upload dropzone with dashed outline, large icon, and a clear “Click to Upload or drag and drop” CTA. Selected files appear as tidy list items with filename, size, and a delete action—ideal for forms, support portals, and any screen that needs fast uploads with smart validation.
Functionality
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Dropzone + click-to-upload with hover/drag highlight.
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File list row: name, size, type icon, remove/delete.
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Max file size control (e.g., 25 MB) with friendly error messages.
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Accept filters for mime types/extensions (images, docs, video, etc.).
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Single or multi-file mode, queue management, and ordering.
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Progress states (queued, uploading, complete, failed) with retry/cancel hooks.
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Thumbnails/previews for images (optional) and generic icons for others.
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Client validation: size, count, type; server validation hooks.
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Auto rename/sanitize filenames; duplicate detection policy.
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Storage bindings: Firebase/Supabase/S3 (presigned URL) ready.
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Metadata support (path, contentType, custom fields).
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Resumable/chunked uploads (optional) for large files.
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Image tools (optional): compress, resize, convert to WebP.
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Accessibility: keyboard focus, ARIA roles, screen-reader labels.
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i18n & RTL: translatable labels, RTL-safe layout.
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Theming: accent color, corner radius, shadows; light/dark modes.
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Mobile-friendly: camera/gallery pickers, drag on desktop, tap on mobile.
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Feedback: toasts for success/errors; disabled/read-only modes.
Keywords: file uploader, drag and drop, dropzone, upload widget, file input, file list, delete file, remove file, retry upload, cancel upload, progress indicator, multi-file upload, single file, file size limit, file type validation, mime types, thumbnails, image preview, filename sanitize, duplicate detection, metadata, Firebase Storage, Supabase Storage, Amazon S3, presigned URL, resumable upload, chunked upload, queue, compression, WebP, JPEG, PNG, PDF, documents, responsive UI, dark mode, light mode, accessibility, ARIA, keyboard support, localization, RTL, error handling, success toast, cloud storage, FlutterFlow component, Flutter widget, modern form upload, validation rules.
