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* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import type React from 'react';
import { Box, Text } from 'ink';
import { theme } from '../../semantic-colors.js';
import Spinner from 'ink-spinner';
import { MarkdownDisplay } from '../../utils/MarkdownDisplay.js';
import {
type SubagentProgress,
type SubagentActivityItem,
SubagentState,
} from '@google/gemini-cli-core';
import { TOOL_STATUS } from '../../constants.js';
import { STATUS_INDICATOR_WIDTH } from './ToolShared.js';
import { safeJsonToMarkdown } from '@google/gemini-cli-core';
export interface SubagentProgressDisplayProps {
progress: SubagentProgress;
terminalWidth: number;
historyOverrides?: SubagentActivityItem[];
}
export const formatToolArgs = (args?: string): string => {
if (!args) return '';
try {
const parsed: unknown = JSON.parse(args);
if (typeof parsed !== 'object' || parsed === null) {
return args;
}
if (
'description' in parsed &&
typeof parsed.description === 'string' &&
parsed.description
) {
return parsed.description;
}
if ('command' in parsed && typeof parsed.command === 'string')
return parsed.command;
if ('file_path' in parsed && typeof parsed.file_path === 'string')
return parsed.file_path;
if ('dir_path' in parsed && typeof parsed.dir_path === 'string')
return parsed.dir_path;
if ('query' in parsed && typeof parsed.query === 'string')
return parsed.query;
if ('url' in parsed && typeof parsed.url === 'string') return parsed.url;
if ('target' in parsed && typeof parsed.target === 'string')
return parsed.target;
return args;
} catch {
return args;
}
};
export const SubagentProgressDisplay: React.FC<
SubagentProgressDisplayProps
> = ({ progress, terminalWidth, historyOverrides }) => {
let headerText: string | undefined;
let headerColor = theme.text.secondary;
if (progress.state === SubagentState.CANCELLED) {
headerText = `Subagent ${progress.agentName} was cancelled.`;
headerColor = theme.status.warning;
} else if (progress.state === SubagentState.ERROR) {
headerText = `Subagent ${progress.agentName} failed.`;
headerColor = theme.status.error;
} else if (progress.state === SubagentState.COMPLETED) {
headerText = `Subagent ${progress.agentName} completed.`;
headerColor = theme.status.success;
} else {
headerText = `Running subagent ${progress.agentName}...`;
headerColor = theme.text.primary;
}
return (
<Box flexDirection="column" paddingY={0}>
{headerText && (
<Box marginBottom={1}>
<Text color={headerColor} italic>
{headerText}
</Text>
</Box>
)}
<Box flexDirection="column" marginLeft={0} gap={0}>
{(historyOverrides ?? progress.recentActivity).map(
(item: SubagentActivityItem) => {
if (item.type === 'thought') {
const isCancellation = item.content === 'Request cancelled.';
const icon = isCancellation ? 'ℹ ' : '💭';
const color = isCancellation
? theme.status.warning
: theme.text.secondary;
return (
<Box key={item.id} flexDirection="row">
<Box minWidth={STATUS_INDICATOR_WIDTH}>
<Text color={color}>{icon}</Text>
</Box>
<Box flexGrow={1}>
<Text color={color}>{item.content}</Text>
</Box>
</Box>
);
} else if (item.type === 'tool_call') {
const statusSymbol =
item.status === SubagentState.RUNNING ? (
<Spinner type="dots" />
) : item.status === SubagentState.COMPLETED ? (
<Text color={theme.status.success}>
{TOOL_STATUS.SUCCESS}
</Text>
) : item.status === SubagentState.CANCELLED ? (
<Text color={theme.status.warning} bold>
{TOOL_STATUS.CANCELED}
</Text>
) : (
<Text color={theme.status.error}>{TOOL_STATUS.ERROR}</Text>
);
const formattedArgs =
item.description || formatToolArgs(item.args);
const displayArgs =
formattedArgs.length > 60
? formattedArgs.slice(0, 60) + '...'
: formattedArgs;
return (
<Box key={item.id} flexDirection="row">
<Box minWidth={STATUS_INDICATOR_WIDTH}>{statusSymbol}</Box>
<Box flexDirection="row" flexGrow={1} flexWrap="wrap">
<Text
bold
color={theme.text.primary}
strikethrough={item.status === SubagentState.CANCELLED}
>
{item.displayName || item.content}
</Text>
{displayArgs && (
<Box marginLeft={1}>
<Text
color={theme.text.secondary}
wrap="truncate"
strikethrough={
item.status === SubagentState.CANCELLED
}
>
{displayArgs}
</Text>
</Box>
)}
</Box>
</Box>
);
}
return null;
},
)}
</Box>
{progress.result && (
<Box flexDirection="column" marginTop={1}>
{progress.terminateReason && progress.terminateReason !== 'GOAL' && (
<Box marginBottom={1}>
<Text color={theme.status.warning} bold>
Agent Finished Early ({progress.terminateReason})
</Text>
</Box>
)}
<MarkdownDisplay
text={safeJsonToMarkdown(progress.result)}
isPending={progress.state !== SubagentState.COMPLETED}
terminalWidth={terminalWidth}
/>
</Box>
)}
</Box>
);
};
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