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Add @ command suggestions in the UI. (#219)

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This commit is contained in:
Allen Hutchison
2025-04-30 08:31:32 -07:00
committed by GitHub
parent 28fc2d0de3
commit 9f20c5f95e
5 changed files with 232 additions and 113 deletions
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32
packages/cli/src/ui/hooks/atCommandProcessor.ts
View File

@@ -12,7 +12,6 @@ import {
ToolCallStatus,
} from '../types.js';
// Helper function to add history items
const addHistoryItem = (
setHistory: React.Dispatch<React.SetStateAction<HistoryItem[]>>,
itemData: Omit<HistoryItem, 'id'>,
@@ -25,7 +24,7 @@ const addHistoryItem = (
};
interface HandleAtCommandParams {
query: string; // Raw user input, potentially containing '@'
query: string;
config: Config;
setHistory: React.Dispatch<React.SetStateAction<HistoryItem[]>>;
setDebugMessage: React.Dispatch<React.SetStateAction<string>>;
@@ -34,8 +33,8 @@ interface HandleAtCommandParams {
}
interface HandleAtCommandResult {
processedQuery: PartListUnion | null; // Query for Gemini (null on error/no-proceed)
shouldProceed: boolean; // Whether the main hook should continue processing
processedQuery: PartListUnion | null;
shouldProceed: boolean;
}
/**
@@ -57,9 +56,7 @@ export async function handleAtCommand({
}: HandleAtCommandParams): Promise<HandleAtCommandResult> {
const trimmedQuery = query.trim();
// Regex to find the first occurrence of @ followed by non-whitespace chars
// It captures the text before, the @path itself (including @), and the text after.
const atCommandRegex = /^(.*?)(@\S+)(.*)$/s; // s flag for dot to match newline
const atCommandRegex = /^(.*?)(@\S+)(.*)$/s;
const match = trimmedQuery.match(atCommandRegex);
if (!match) {
@@ -75,20 +72,18 @@ export async function handleAtCommand({
}
const textBefore = match[1].trim();
const atPath = match[2]; // Includes the '@'
const atPath = match[2];
const textAfter = match[3].trim();
const pathPart = atPath.substring(1); // Remove the leading '@'
const pathPart = atPath.substring(1);
// Add user message for the full original @ command
addHistoryItem(
setHistory,
{ type: 'user', text: query }, // Use original full query for history
{ type: 'user', text: query },
userMessageTimestamp,
);
if (!pathPart) {
// Handle case where it's just "@" or "@ " - treat as error/don't proceed
const errorTimestamp = getNextMessageId(userMessageTimestamp);
addHistoryItem(
setHistory,
@@ -108,18 +103,18 @@ export async function handleAtCommand({
{ type: 'error', text: 'Error: read_many_files tool not found.' },
errorTimestamp,
);
return { processedQuery: null, shouldProceed: false }; // Don't proceed if tool is missing
return { processedQuery: null, shouldProceed: false };
}
// --- Path Handling for @ command ---
let pathSpec = pathPart; // Use the extracted path part
let pathSpec = pathPart;
// Basic check: If no extension or ends with '/', assume directory and add globstar.
if (!pathPart.includes('.') || pathPart.endsWith('/')) {
pathSpec = pathPart.endsWith('/') ? `${pathPart}**` : `${pathPart}/**`;
}
const toolArgs = { paths: [pathSpec] };
const contentLabel =
pathSpec === pathPart ? pathPart : `directory ${pathPart}`; // Adjust label
pathSpec === pathPart ? pathPart : `directory ${pathPart}`;
// --- End Path Handling ---
let toolCallDisplay: IndividualToolCallDisplay;
@@ -129,7 +124,6 @@ export async function handleAtCommand({
const result = await readManyFilesTool.execute(toolArgs);
const fileContent = result.llmContent || '';
// Construct success UI
toolCallDisplay = {
callId: `client-read-${userMessageTimestamp}`,
name: readManyFilesTool.displayName,
@@ -153,7 +147,6 @@ export async function handleAtCommand({
const processedQuery: PartListUnion = processedQueryParts;
// Add the tool group UI
const toolGroupId = getNextMessageId(userMessageTimestamp);
addHistoryItem(
setHistory,
@@ -164,7 +157,7 @@ export async function handleAtCommand({
toolGroupId,
);
return { processedQuery, shouldProceed: true }; // Proceed to Gemini
return { processedQuery, shouldProceed: true };
} catch (error) {
// Construct error UI
toolCallDisplay = {
@@ -176,7 +169,6 @@ export async function handleAtCommand({
confirmationDetails: undefined,
};
// Add the tool group UI and signal not to proceed
const toolGroupId = getNextMessageId(userMessageTimestamp);
addHistoryItem(
setHistory,
@@ -187,6 +179,6 @@ export async function handleAtCommand({
toolGroupId,
);
return { processedQuery: null, shouldProceed: false }; // Don't proceed on error
return { processedQuery: null, shouldProceed: false };
}
}

86
packages/cli/src/ui/hooks/useCompletion.ts
View File

@@ -8,8 +8,7 @@ import { useState, useEffect, useCallback } from 'react';
import * as fs from 'fs/promises';
import * as path from 'path';
import { isNodeError } from '@gemini-code/server';
const MAX_SUGGESTIONS_TO_SHOW = 8;
import { MAX_SUGGESTIONS_TO_SHOW } from '../components/SuggestionsDisplay.js';
export interface UseCompletionReturn {
suggestions: string[];
@@ -45,51 +44,64 @@ export function useCompletion(
setIsLoadingSuggestions(false);
}, []);
// --- Navigation Logic ---
const navigateUp = useCallback(() => {
if (suggestions.length === 0) return;
setActiveSuggestionIndex((prevIndex) => {
const newIndex = prevIndex <= 0 ? suggestions.length - 1 : prevIndex - 1;
setActiveSuggestionIndex((prevActiveIndex) => {
// Calculate new active index, handling wrap-around
const newActiveIndex =
prevActiveIndex <= 0 ? suggestions.length - 1 : prevActiveIndex - 1;
// Adjust visible window if needed (scrolling up)
if (newIndex < visibleStartIndex) {
setVisibleStartIndex(newIndex);
} else if (
newIndex === suggestions.length - 1 &&
suggestions.length > MAX_SUGGESTIONS_TO_SHOW
) {
// Handle wrapping from first to last item
setVisibleStartIndex(
Math.max(0, suggestions.length - MAX_SUGGESTIONS_TO_SHOW),
);
}
// Adjust scroll position based on the new active index
setVisibleStartIndex((prevVisibleStart) => {
// Case 1: Wrapped around to the last item
if (
newActiveIndex === suggestions.length - 1 &&
suggestions.length > MAX_SUGGESTIONS_TO_SHOW
) {
return Math.max(0, suggestions.length - MAX_SUGGESTIONS_TO_SHOW);
}
// Case 2: Scrolled above the current visible window
if (newActiveIndex < prevVisibleStart) {
return newActiveIndex;
}
// Otherwise, keep the current scroll position
return prevVisibleStart;
});
return newIndex;
return newActiveIndex;
});
}, [suggestions.length, visibleStartIndex]);
}, [suggestions.length]);
const navigateDown = useCallback(() => {
if (suggestions.length === 0) return;
setActiveSuggestionIndex((prevIndex) => {
const newIndex = prevIndex >= suggestions.length - 1 ? 0 : prevIndex + 1;
setActiveSuggestionIndex((prevActiveIndex) => {
// Calculate new active index, handling wrap-around
const newActiveIndex =
prevActiveIndex >= suggestions.length - 1 ? 0 : prevActiveIndex + 1;
// Adjust visible window if needed (scrolling down)
if (newIndex >= visibleStartIndex + MAX_SUGGESTIONS_TO_SHOW) {
setVisibleStartIndex(visibleStartIndex + 1);
} else if (
newIndex === 0 &&
suggestions.length > MAX_SUGGESTIONS_TO_SHOW
) {
// Handle wrapping from last to first item
setVisibleStartIndex(0);
}
// Adjust scroll position based on the new active index
setVisibleStartIndex((prevVisibleStart) => {
// Case 1: Wrapped around to the first item
if (
newActiveIndex === 0 &&
suggestions.length > MAX_SUGGESTIONS_TO_SHOW
) {
return 0;
}
// Case 2: Scrolled below the current visible window
const visibleEndIndex = prevVisibleStart + MAX_SUGGESTIONS_TO_SHOW;
if (newActiveIndex >= visibleEndIndex) {
return newActiveIndex - MAX_SUGGESTIONS_TO_SHOW + 1;
}
// Otherwise, keep the current scroll position
return prevVisibleStart;
});
return newIndex;
return newActiveIndex;
});
}, [suggestions.length, visibleStartIndex]);
// --- End Navigation Logic ---
}, [suggestions.length]);
useEffect(() => {
if (!isActive) {
@@ -137,8 +149,8 @@ export function useCompletion(
if (isMounted) {
setSuggestions(filteredSuggestions);
setShowSuggestions(filteredSuggestions.length > 0);
setActiveSuggestionIndex(-1); // Reset selection on new suggestions
setVisibleStartIndex(0); // Reset scroll on new suggestions
setActiveSuggestionIndex(-1);
setVisibleStartIndex(0);
}
} catch (error) {
if (isNodeError(error) && error.code === 'ENOENT') {
@@ -162,13 +174,11 @@ export function useCompletion(
}
};
// Debounce the fetch slightly
const debounceTimeout = setTimeout(fetchSuggestions, 100);
return () => {
isMounted = false;
clearTimeout(debounceTimeout);
// Don't reset loading state here, let the next effect handle it or resetCompletionState
};
}, [query, cwd, isActive, resetCompletionState]);

63
packages/cli/src/ui/hooks/useInputHistory.ts
View File

@@ -7,19 +7,18 @@
import { useState, useCallback } from 'react';
import { useInput } from 'ink';
// Props for the hook
interface UseInputHistoryProps {
userMessages: readonly string[]; // History of user messages
onSubmit: (value: string) => void; // Original submit function from App
isActive: boolean; // To enable/disable the useInput hook
userMessages: readonly string[];
onSubmit: (value: string) => void;
isActive: boolean;
}
// Return type of the hook
interface UseInputHistoryReturn {
query: string; // The current input query managed by the hook
setQuery: React.Dispatch<React.SetStateAction<string>>; // Setter for the query
handleSubmit: (value: string) => void; // Wrapped submit handler
inputKey: number; // Key to force input reset
query: string;
setQuery: React.Dispatch<React.SetStateAction<string>>;
handleSubmit: (value: string) => void;
inputKey: number;
setInputKey: React.Dispatch<React.SetStateAction<number>>;
}
export function useInputHistory({
@@ -27,36 +26,31 @@ export function useInputHistory({
onSubmit,
isActive,
}: UseInputHistoryProps): UseInputHistoryReturn {
const [query, setQuery] = useState(''); // Hook manages its own query state
const [historyIndex, setHistoryIndex] = useState<number>(-1); // -1 means current query
const [query, setQuery] = useState('');
const [historyIndex, setHistoryIndex] = useState<number>(-1);
const [originalQueryBeforeNav, setOriginalQueryBeforeNav] =
useState<string>('');
const [inputKey, setInputKey] = useState<number>(0); // Key for forcing input reset
const [inputKey, setInputKey] = useState<number>(0);
// Function to reset navigation state, called on submit or manual reset
const resetHistoryNav = useCallback(() => {
setHistoryIndex(-1);
setOriginalQueryBeforeNav('');
}, []);
// Wrapper for the onSubmit prop to include resetting history navigation
const handleSubmit = useCallback(
(value: string) => {
const trimmedValue = value.trim();
if (trimmedValue) {
// Only submit non-empty values
onSubmit(trimmedValue); // Call the original submit function
onSubmit(trimmedValue);
}
setQuery(''); // Clear the input field managed by this hook
resetHistoryNav(); // Reset history state
// Don't increment inputKey here, only on nav changes
setQuery('');
resetHistoryNav();
},
[onSubmit, resetHistoryNav],
);
useInput(
(input, key) => {
// Do nothing if the hook is not active
if (!isActive) {
return;
}
@@ -68,58 +62,51 @@ export function useInputHistory({
let nextIndex = historyIndex;
if (historyIndex === -1) {
// Starting navigation UP, save current input
setOriginalQueryBeforeNav(query);
nextIndex = 0; // Go to the most recent item (index 0 in reversed view)
nextIndex = 0;
} else if (historyIndex < userMessages.length - 1) {
// Continue navigating UP (towards older items)
nextIndex = historyIndex + 1;
} else {
return; // Already at the oldest item
return;
}
if (nextIndex !== historyIndex) {
setHistoryIndex(nextIndex);
// History is ordered newest to oldest, so access from the end
const newValue = userMessages[userMessages.length - 1 - nextIndex];
setQuery(newValue);
setInputKey((k) => k + 1); // Increment key on navigation change
setInputKey((k) => k + 1);
didNavigate = true;
}
} else if (key.downArrow) {
if (historyIndex === -1) return; // Already at the bottom (current input)
if (historyIndex === -1) return;
const nextIndex = historyIndex - 1; // Move towards more recent items / current input
const nextIndex = historyIndex - 1;
setHistoryIndex(nextIndex);
if (nextIndex === -1) {
// Restore original query
setQuery(originalQueryBeforeNav);
} else {
// Set query based on reversed index
const newValue = userMessages[userMessages.length - 1 - nextIndex];
setQuery(newValue);
}
setInputKey((k) => k + 1); // Increment key on navigation change
setInputKey((k) => k + 1);
didNavigate = true;
} else {
// If user types anything other than arrows while navigating, reset history navigation state
if (historyIndex !== -1 && !didNavigate) {
// Check if it's a key that modifies input content
if (input || key.backspace || key.delete) {
resetHistoryNav();
// The actual query state update for typing is handled by the component's onChange calling setQuery
}
}
}
},
{ isActive }, // Pass isActive to useInput
{ isActive },
);
return {
query,
setQuery, // Return the hook's setQuery
handleSubmit, // Return the wrapped submit handler
inputKey, // Return the key
setQuery,
handleSubmit,
inputKey,
setInputKey,
};
}