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feat(chat): Add drag-and-drop file upload functionality to ChatEditor #330

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feat(chat): Add drag-and-drop file upload functionality to ChatEditor #330

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86 changes: 48 additions & 38 deletions agenthub/components/chat/editor/Editor.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -24,11 +24,11 @@ export interface ChatEditorProps {

export const ChatEditor: React.FC<ChatEditorProps> = ({ onSend, darkMode }) => {
const [attachments, setAttachments] = useState<File[]>([]);
const [previews, setPreviews] = useState<string[]>([]);
const [hoverIndex, setHoverIndex] = useState<number | null>(null);
const fileInputRef = useRef<HTMLInputElement>(null);
const theme = useMantineTheme();
const [agents, setAgents] = useState([]);
const [isDragging, setIsDragging] = useState(false);

useEffect(() => {

Expand Down Expand Up @@ -106,7 +106,6 @@ export const ChatEditor: React.FC<ChatEditorProps> = ({ onSend, darkMode }) => {
onSend(content, attachments);
editor.commands.setContent('');
setAttachments([]);
setPreviews([]);
}
}
}, [editor, attachments, onSend]);
Expand All @@ -116,24 +115,11 @@ export const ChatEditor: React.FC<ChatEditorProps> = ({ onSend, darkMode }) => {
if (files) {
const newAttachments = Array.from(files);
setAttachments(prev => [...prev, ...newAttachments]);

newAttachments.forEach(file => {
if (file.type.startsWith('image/')) {
const reader = new FileReader();
reader.onload = (e) => {
setPreviews(prev => [...prev, e.target?.result as string]);
};
reader.readAsDataURL(file);
} else {
setPreviews(prev => [...prev, '']);
}
});
}
}, []);

const removeAttachment = useCallback((index: number) => {
setAttachments(prev => prev.filter((_, i) => i !== index));
setPreviews(prev => prev.filter((_, i) => i !== index));
setHoverIndex(null); // Reset hover state after removal
}, []);

Expand All @@ -156,14 +142,50 @@ export const ChatEditor: React.FC<ChatEditorProps> = ({ onSend, darkMode }) => {
fileInputRef.current?.click();
};

const handleDragOver = useCallback((e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
setIsDragging(true);
}, []);

const handleDragLeave = useCallback((e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
setIsDragging(false);
}, []);

const handleDrop = useCallback((e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
setIsDragging(false);

const files = Array.from(e.dataTransfer.files);
if (files.length > 0) {
setAttachments(prev => [...prev, ...files]);
}
}, []);

return (
<Paper
className={`p-2 ${darkMode ? '!bg-gray-800' : '!bg-white'} rounded-lg w-[90%]`}
className={`p-2 ${darkMode ? '!bg-gray-800' : '!bg-white'} rounded-lg w-[90%] relative
${isDragging ? 'border-2 border-dashed border-blue-500' : ''}`}
style={{
border: `1px solid ${darkMode ? theme.colors.gray[7] : theme.colors.gray[3]}`,
border: isDragging
? undefined
: `1px solid ${darkMode ? theme.colors.gray[7] : theme.colors.gray[3]}`,
boxShadow: `0 2px 10px ${darkMode ? 'rgba(0,0,0,0.3)' : 'rgba(0,0,0,0.1)'}`,
}}
onDragOver={handleDragOver}
onDragLeave={handleDragLeave}
onDrop={handleDrop}
>
{isDragging && (
<div className="absolute inset-0 bg-blue-500/10 flex items-center justify-center rounded-lg">
<div className="text-blue-500 font-medium">
Drop files here to upload
</div>
</div>
)}
{attachments.length > 0 && (
<ScrollArea className="mb-2 max-h-[150px]">
<Group gap="xs" className="p-1">
Expand All @@ -179,25 +201,14 @@ export const ChatEditor: React.FC<ChatEditorProps> = ({ onSend, darkMode }) => {
onMouseEnter={() => setHoverIndex(index)}
onMouseLeave={() => setHoverIndex(null)}
>
{previews[index] ? (
<Image
src={previews[index]}
alt={file.name}
width={80}
height={80}
fit="cover"
style={{ objectFit: 'cover', width: '100%', height: '100%' }}
/>
) : (
<div className={`flex flex-col items-center justify-center h-full p-2 ${
darkMode ? 'bg-gray-700 text-gray-200' : 'bg-gray-100 text-gray-800'
}`}>
<FileIcon size={24} className="mb-1" />
<MantineText size="xs" className="text-center truncate w-full">
{file.name}
</MantineText>
</div>
)}
<div className={`flex flex-col items-center justify-center h-full p-2 ${
darkMode ? 'bg-gray-700 text-gray-200' : 'bg-gray-100 text-gray-800'
}`}>
<FileIcon size={24} className="mb-1" />
<MantineText size="xs" className="text-center truncate w-full">
{file.name}
</MantineText>
</div>
{hoverIndex === index && (
<Overlay opacity={0.6} color="#000" zIndex={5}>
<ActionIcon
Expand All @@ -206,8 +217,7 @@ export const ChatEditor: React.FC<ChatEditorProps> = ({ onSend, darkMode }) => {
color="red"
className="absolute top-1/2 left-1/2 transform -translate-x-1/2 -translate-y-1/2"
onClick={(e) => {
console.log('hi')
e.stopPropagation(); // Prevent event bubbling
e.stopPropagation();
removeAttachment(index);
}}
>
Expand Down