Files
goose/ui/desktop/src/components/ChatInput.tsx
2025-05-29 09:13:26 -07:00

569 lines
19 KiB
TypeScript

import React, { useRef, useState, useEffect, useMemo } from 'react';
import { Button } from './ui/button';
import type { View } from '../App';
import Stop from './ui/Stop';
import { Attach, Send, Close } from './icons';
import { debounce } from 'lodash';
import BottomMenu from './bottom_menu/BottomMenu';
import { LocalMessageStorage } from '../utils/localMessageStorage';
import { Message } from '../types/message';
interface PastedImage {
id: string;
dataUrl: string; // For immediate preview
filePath?: string; // Path on filesystem after saving
isLoading: boolean;
error?: string;
}
// Constants for image handling
const MAX_IMAGES_PER_MESSAGE = 5;
const MAX_IMAGE_SIZE_MB = 5;
interface ChatInputProps {
handleSubmit: (e: React.FormEvent) => void;
isLoading?: boolean;
onStop?: () => void;
commandHistory?: string[]; // Current chat's message history
initialValue?: string;
droppedFiles?: string[];
setView: (view: View) => void;
numTokens?: number;
hasMessages?: boolean;
messages?: Message[];
setMessages: (messages: Message[]) => void;
}
export default function ChatInput({
handleSubmit,
isLoading = false,
onStop,
commandHistory = [],
initialValue = '',
setView,
numTokens,
droppedFiles = [],
messages = [],
setMessages,
}: ChatInputProps) {
const [_value, setValue] = useState(initialValue);
const [displayValue, setDisplayValue] = useState(initialValue); // For immediate visual feedback
const [isFocused, setIsFocused] = useState(false);
const [pastedImages, setPastedImages] = useState<PastedImage[]>([]);
// Update internal value when initialValue changes
useEffect(() => {
setValue(initialValue);
setDisplayValue(initialValue);
// Use a functional update to get the current pastedImages
// and perform cleanup. This avoids needing pastedImages in the deps.
setPastedImages((currentPastedImages) => {
currentPastedImages.forEach((img) => {
if (img.filePath) {
window.electron.deleteTempFile(img.filePath);
}
});
return []; // Return a new empty array
});
// Reset history index when input is cleared
setHistoryIndex(-1);
setIsInGlobalHistory(false);
}, [initialValue]); // Keep only initialValue as a dependency
// State to track if the IME is composing (i.e., in the middle of Japanese IME input)
const [isComposing, setIsComposing] = useState(false);
const [historyIndex, setHistoryIndex] = useState(-1);
const [savedInput, setSavedInput] = useState('');
const [isInGlobalHistory, setIsInGlobalHistory] = useState(false);
const textAreaRef = useRef<HTMLTextAreaElement>(null);
const [processedFilePaths, setProcessedFilePaths] = useState<string[]>([]);
const handleRemovePastedImage = (idToRemove: string) => {
const imageToRemove = pastedImages.find((img) => img.id === idToRemove);
if (imageToRemove?.filePath) {
window.electron.deleteTempFile(imageToRemove.filePath);
}
setPastedImages((currentImages) => currentImages.filter((img) => img.id !== idToRemove));
};
const handleRetryImageSave = async (imageId: string) => {
const imageToRetry = pastedImages.find((img) => img.id === imageId);
if (!imageToRetry || !imageToRetry.dataUrl) return;
// Set the image to loading state
setPastedImages((prev) =>
prev.map((img) =>
img.id === imageId
? { ...img, isLoading: true, error: undefined }
: img
)
);
try {
const result = await window.electron.saveDataUrlToTemp(imageToRetry.dataUrl, imageId);
setPastedImages((prev) =>
prev.map((img) =>
img.id === result.id
? { ...img, filePath: result.filePath, error: result.error, isLoading: false }
: img
)
);
} catch (err) {
console.error('Error retrying image save:', err);
setPastedImages((prev) =>
prev.map((img) =>
img.id === imageId
? { ...img, error: 'Failed to save image via Electron.', isLoading: false }
: img
)
);
}
};
useEffect(() => {
if (textAreaRef.current) {
textAreaRef.current.focus();
}
}, []);
const minHeight = '1rem';
const maxHeight = 10 * 24;
// If we have dropped files, add them to the input and update our state.
useEffect(() => {
if (processedFilePaths !== droppedFiles && droppedFiles.length > 0) {
// Append file paths that aren't in displayValue.
const currentText = displayValue || '';
const joinedPaths = currentText.trim()
? `${currentText.trim()} ${droppedFiles.filter((path) => !currentText.includes(path)).join(' ')}`
: droppedFiles.join(' ');
setDisplayValue(joinedPaths);
setValue(joinedPaths);
textAreaRef.current?.focus();
setProcessedFilePaths(droppedFiles);
}
}, [droppedFiles, processedFilePaths, displayValue]);
// Debounced function to update actual value
const debouncedSetValue = useMemo(
() => debounce((value: string) => {
setValue(value);
}, 150),
[setValue]
);
// Debounced autosize function
const debouncedAutosize = useMemo(
() => debounce((element: HTMLTextAreaElement) => {
element.style.height = '0px'; // Reset height
const scrollHeight = element.scrollHeight;
element.style.height = Math.min(scrollHeight, maxHeight) + 'px';
}, 150),
[maxHeight]
);
useEffect(() => {
if (textAreaRef.current) {
debouncedAutosize(textAreaRef.current);
}
}, [debouncedAutosize, displayValue]);
const handleChange = (evt: React.ChangeEvent<HTMLTextAreaElement>) => {
const val = evt.target.value;
setDisplayValue(val); // Update display immediately
debouncedSetValue(val); // Debounce the actual state update
};
const handlePaste = async (evt: React.ClipboardEvent<HTMLTextAreaElement>) => {
const files = Array.from(evt.clipboardData.files || []);
const imageFiles = files.filter(file => file.type.startsWith('image/'));
if (imageFiles.length === 0) return;
// Check if adding these images would exceed the limit
if (pastedImages.length + imageFiles.length > MAX_IMAGES_PER_MESSAGE) {
// Show error message to user
setPastedImages((prev) => [
...prev,
{
id: `error-${Date.now()}`,
dataUrl: '',
isLoading: false,
error: `Cannot paste ${imageFiles.length} image(s). Maximum ${MAX_IMAGES_PER_MESSAGE} images per message allowed.`
}
]);
// Remove the error message after 3 seconds
setTimeout(() => {
setPastedImages((prev) => prev.filter(img => !img.id.startsWith('error-')));
}, 3000);
return;
}
evt.preventDefault();
for (const file of imageFiles) {
// Check individual file size before processing
if (file.size > MAX_IMAGE_SIZE_MB * 1024 * 1024) {
const errorId = `error-${Date.now()}-${Math.random().toString(36).substring(2, 9)}`;
setPastedImages((prev) => [
...prev,
{
id: errorId,
dataUrl: '',
isLoading: false,
error: `Image too large (${Math.round(file.size / (1024 * 1024))}MB). Maximum ${MAX_IMAGE_SIZE_MB}MB allowed.`
}
]);
// Remove the error message after 3 seconds
setTimeout(() => {
setPastedImages((prev) => prev.filter(img => img.id !== errorId));
}, 3000);
continue;
}
const reader = new FileReader();
reader.onload = async (e) => {
const dataUrl = e.target?.result as string;
if (dataUrl) {
const imageId = `img-${Date.now()}-${Math.random().toString(36).substring(2, 9)}`;
setPastedImages((prev) => [...prev, { id: imageId, dataUrl, isLoading: true }]);
try {
const result = await window.electron.saveDataUrlToTemp(dataUrl, imageId);
setPastedImages((prev) =>
prev.map((img) =>
img.id === result.id
? { ...img, filePath: result.filePath, error: result.error, isLoading: false }
: img
)
);
} catch (err) {
console.error('Error saving pasted image:', err);
setPastedImages((prev) =>
prev.map((img) =>
img.id === imageId
? { ...img, error: 'Failed to save image via Electron.', isLoading: false }
: img
)
);
}
}
};
reader.readAsDataURL(file);
}
};
// Cleanup debounced functions on unmount
useEffect(() => {
return () => {
debouncedSetValue.cancel?.();
debouncedAutosize.cancel?.();
};
}, [debouncedSetValue, debouncedAutosize]);
// Handlers for composition events, which are crucial for proper IME behavior
const handleCompositionStart = () => {
setIsComposing(true);
};
const handleCompositionEnd = () => {
setIsComposing(false);
};
const handleHistoryNavigation = (evt: React.KeyboardEvent<HTMLTextAreaElement>) => {
const isUp = evt.key === 'ArrowUp';
const isDown = evt.key === 'ArrowDown';
// Only handle up/down keys with Cmd/Ctrl modifier
if ((!isUp && !isDown) || !(evt.metaKey || evt.ctrlKey) || evt.altKey || evt.shiftKey) {
return;
}
evt.preventDefault();
// Get global history once to avoid multiple calls
const globalHistory = LocalMessageStorage.getRecentMessages() || [];
// Save current input if we're just starting to navigate history
if (historyIndex === -1) {
setSavedInput(displayValue || '');
setIsInGlobalHistory(commandHistory.length === 0);
}
// Determine which history we're using
const currentHistory = isInGlobalHistory ? globalHistory : commandHistory;
let newIndex = historyIndex;
let newValue = '';
// Handle navigation
if (isUp) {
// Moving up through history
if (newIndex < currentHistory.length - 1) {
// Still have items in current history
newIndex = historyIndex + 1;
newValue = currentHistory[newIndex];
} else if (!isInGlobalHistory && globalHistory.length > 0) {
// Switch to global history
setIsInGlobalHistory(true);
newIndex = 0;
newValue = globalHistory[newIndex];
}
} else {
// Moving down through history
if (newIndex > 0) {
// Still have items in current history
newIndex = historyIndex - 1;
newValue = currentHistory[newIndex];
} else if (isInGlobalHistory && commandHistory.length > 0) {
// Switch to chat history
setIsInGlobalHistory(false);
newIndex = commandHistory.length - 1;
newValue = commandHistory[newIndex];
} else {
// Return to original input
newIndex = -1;
newValue = savedInput;
}
}
// Update display if we have a new value
if (newIndex !== historyIndex) {
setHistoryIndex(newIndex);
if (newIndex === -1) {
setDisplayValue(savedInput || '');
setValue(savedInput || '');
} else {
setDisplayValue(newValue || '');
setValue(newValue || '');
}
}
};
const performSubmit = () => {
const validPastedImageFilesPaths = pastedImages
.filter((img) => img.filePath && !img.error && !img.isLoading)
.map((img) => img.filePath as string);
let textToSend = displayValue.trim();
if (validPastedImageFilesPaths.length > 0) {
const pathsString = validPastedImageFilesPaths.join(' ');
textToSend = textToSend ? `${textToSend} ${pathsString}` : pathsString;
}
if (textToSend) {
if (displayValue.trim()) {
LocalMessageStorage.addMessage(displayValue);
} else if (validPastedImageFilesPaths.length > 0) {
LocalMessageStorage.addMessage(validPastedImageFilesPaths.join(' '));
}
handleSubmit(new CustomEvent('submit', { detail: { value: textToSend } }));
setDisplayValue('');
setValue('');
setPastedImages([]);
setHistoryIndex(-1);
setSavedInput('');
setIsInGlobalHistory(false);
}
};
const handleKeyDown = (evt: React.KeyboardEvent<HTMLTextAreaElement>) => {
// Handle history navigation first
handleHistoryNavigation(evt);
if (evt.key === 'Enter') {
// should not trigger submit on Enter if it's composing (IME input in progress) or shift/alt(option) is pressed
if (evt.shiftKey || isComposing) {
// Allow line break for Shift+Enter, or during IME composition
return;
}
if (evt.altKey) {
const newValue = displayValue + '\n';
setDisplayValue(newValue);
setValue(newValue);
return;
}
evt.preventDefault();
const canSubmit =
!isLoading &&
(displayValue.trim() ||
pastedImages.some((img) => img.filePath && !img.error && !img.isLoading));
if (canSubmit) {
performSubmit();
}
}
};
const onFormSubmit = (e: React.FormEvent) => {
e.preventDefault();
const canSubmit =
!isLoading &&
(displayValue.trim() ||
pastedImages.some((img) => img.filePath && !img.error && !img.isLoading));
if (canSubmit) {
performSubmit();
}
};
const handleFileSelect = async () => {
const path = await window.electron.selectFileOrDirectory();
if (path) {
const newValue = displayValue.trim() ? `${displayValue.trim()} ${path}` : path;
setDisplayValue(newValue);
setValue(newValue);
textAreaRef.current?.focus();
}
};
const hasSubmittableContent =
displayValue.trim() || pastedImages.some((img) => img.filePath && !img.error && !img.isLoading);
const isAnyImageLoading = pastedImages.some((img) => img.isLoading);
return (
<div
className={`flex flex-col relative h-auto border rounded-lg transition-colors ${
isFocused
? 'border-borderProminent hover:border-borderProminent'
: 'border-borderSubtle hover:border-borderStandard'
} bg-bgApp z-10`}
>
<form onSubmit={onFormSubmit}>
<textarea
data-testid="chat-input"
autoFocus
id="dynamic-textarea"
placeholder="What can goose help with? ⌘↑/⌘↓"
value={displayValue}
onChange={handleChange}
onCompositionStart={handleCompositionStart}
onCompositionEnd={handleCompositionEnd}
onKeyDown={handleKeyDown}
onPaste={handlePaste}
onFocus={() => setIsFocused(true)}
onBlur={() => setIsFocused(false)}
ref={textAreaRef}
rows={1}
style={{
minHeight: `${minHeight}px`,
maxHeight: `${maxHeight}px`,
overflowY: 'auto',
}}
className="w-full pl-4 pr-[68px] outline-none border-none focus:ring-0 bg-transparent pt-3 pb-1.5 text-sm resize-none text-textStandard placeholder:text-textPlaceholder"
/>
{pastedImages.length > 0 && (
<div className="flex flex-wrap gap-2 p-2 border-t border-borderSubtle">
{pastedImages.map((img) => (
<div key={img.id} className="relative group w-20 h-20">
{img.dataUrl && (
<img
src={img.dataUrl} // Use dataUrl for instant preview
alt={`Pasted image ${img.id}`}
className={`w-full h-full object-cover rounded border ${img.error ? 'border-red-500' : 'border-borderStandard'}`}
/>
)}
{img.isLoading && (
<div className="absolute inset-0 flex items-center justify-center bg-black bg-opacity-50 rounded">
<div className="animate-spin rounded-full h-6 w-6 border-t-2 border-b-2 border-white"></div>
</div>
)}
{img.error && !img.isLoading && (
<div className="absolute inset-0 flex flex-col items-center justify-center bg-black bg-opacity-75 rounded p-1 text-center">
<p className="text-red-400 text-[10px] leading-tight break-all mb-1">
{img.error.substring(0, 50)}
</p>
{img.dataUrl && (
<button
type="button"
onClick={() => handleRetryImageSave(img.id)}
className="bg-blue-600 hover:bg-blue-700 text-white rounded px-1 py-0.5 text-[8px] leading-none"
title="Retry saving image"
>
Retry
</button>
)}
</div>
)}
{!img.isLoading && (
<button
type="button"
onClick={() => handleRemovePastedImage(img.id)}
className="absolute -top-1 -right-1 bg-gray-700 hover:bg-red-600 text-white rounded-full w-5 h-5 flex items-center justify-center text-xs leading-none opacity-0 group-hover:opacity-100 focus:opacity-100 transition-opacity z-10"
aria-label="Remove image"
>
<Close size={14} />
</button>
)}
</div>
))}
</div>
)}
{isLoading ? (
<Button
type="button"
size="icon"
variant="ghost"
onClick={(e) => {
e.preventDefault();
e.stopPropagation();
onStop?.();
}}
className="absolute right-3 top-2 text-textSubtle rounded-full border border-borderSubtle hover:border-borderStandard hover:text-textStandard w-7 h-7 [&_svg]:size-4"
>
<Stop size={24} />
</Button>
) : (
<Button
type="submit"
size="icon"
variant="ghost"
disabled={!hasSubmittableContent || isAnyImageLoading} // Disable if no content or if images are still loading/saving
className={`absolute right-3 top-2 transition-colors rounded-full w-7 h-7 [&_svg]:size-4 ${
!hasSubmittableContent || isAnyImageLoading
? 'text-textSubtle cursor-not-allowed'
: 'bg-bgAppInverse text-textProminentInverse hover:cursor-pointer'
}`}
title={isAnyImageLoading ? 'Waiting for images to save...' : 'Send'}
>
<Send />
</Button>
)}
</form>
<div className="flex items-center transition-colors text-textSubtle relative text-xs p-2 pr-3 border-t border-borderSubtle gap-2">
<div className="gap-1 flex items-center justify-between w-full">
<Button
type="button"
size="icon"
variant="ghost"
onClick={handleFileSelect}
className="text-textSubtle hover:text-textStandard w-7 h-7 [&_svg]:size-4"
>
<Attach />
</Button>
<BottomMenu
setView={setView}
numTokens={numTokens}
messages={messages}
isLoading={isLoading}
setMessages={setMessages}
/>
</div>
</div>
</div>
);
}