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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import React from 'react';
import { Box, Text } from 'ink';
import { Colors } from '../colors.js';
import { formatDuration } from '../utils/formatters.js';
import {
getStatusColor,
TOOL_SUCCESS_RATE_HIGH,
TOOL_SUCCESS_RATE_MEDIUM,
USER_AGREEMENT_RATE_HIGH,
USER_AGREEMENT_RATE_MEDIUM,
} from '../utils/displayUtils.js';
import { useSessionStats } from '../contexts/SessionContext.js';
import { ToolCallStats } from '@google/gemini-cli-core';
const TOOL_NAME_COL_WIDTH = 25;
const CALLS_COL_WIDTH = 8;
const SUCCESS_RATE_COL_WIDTH = 15;
const AVG_DURATION_COL_WIDTH = 15;
const StatRow: React.FC<{
name: string;
stats: ToolCallStats;
}> = ({ name, stats }) => {
const successRate = stats.count > 0 ? (stats.success / stats.count) * 100 : 0;
const avgDuration = stats.count > 0 ? stats.durationMs / stats.count : 0;
const successColor = getStatusColor(successRate, {
green: TOOL_SUCCESS_RATE_HIGH,
yellow: TOOL_SUCCESS_RATE_MEDIUM,
});
return (
<Box>
<Box width={TOOL_NAME_COL_WIDTH}>
<Text color={Colors.LightBlue}>{name}</Text>
</Box>
<Box width={CALLS_COL_WIDTH} justifyContent="flex-end">
<Text>{stats.count}</Text>
</Box>
<Box width={SUCCESS_RATE_COL_WIDTH} justifyContent="flex-end">
<Text color={successColor}>{successRate.toFixed(1)}%</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text>{formatDuration(avgDuration)}</Text>
</Box>
</Box>
);
};
export const ToolStatsDisplay: React.FC = () => {
const { stats } = useSessionStats();
const { tools } = stats.metrics;
const activeTools = Object.entries(tools.byName).filter(
([, metrics]) => metrics.count > 0,
);
if (activeTools.length === 0) {
return (
<Box
borderStyle="round"
borderColor={Colors.Gray}
paddingY={1}
paddingX={2}
>
<Text>No tool calls have been made in this session.</Text>
</Box>
);
}
const totalDecisions = Object.values(tools.byName).reduce(
(acc, tool) => {
acc.accept += tool.decisions.accept;
acc.reject += tool.decisions.reject;
acc.modify += tool.decisions.modify;
return acc;
},
{ accept: 0, reject: 0, modify: 0 },
);
const totalReviewed =
totalDecisions.accept + totalDecisions.reject + totalDecisions.modify;
const agreementRate =
totalReviewed > 0 ? (totalDecisions.accept / totalReviewed) * 100 : 0;
const agreementColor = getStatusColor(agreementRate, {
green: USER_AGREEMENT_RATE_HIGH,
yellow: USER_AGREEMENT_RATE_MEDIUM,
});
return (
<Box
borderStyle="round"
borderColor={Colors.Gray}
flexDirection="column"
paddingY={1}
paddingX={2}
width={70}
>
<Text bold color={Colors.AccentPurple}>
Tool Stats For Nerds
</Text>
<Box height={1} />
{/* Header */}
<Box>
<Box width={TOOL_NAME_COL_WIDTH}>
<Text bold>Tool Name</Text>
</Box>
<Box width={CALLS_COL_WIDTH} justifyContent="flex-end">
<Text bold>Calls</Text>
</Box>
<Box width={SUCCESS_RATE_COL_WIDTH} justifyContent="flex-end">
<Text bold>Success Rate</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text bold>Avg Duration</Text>
</Box>
</Box>
{/* Divider */}
<Box
borderStyle="single"
borderBottom={true}
borderTop={false}
borderLeft={false}
borderRight={false}
width="100%"
/>
{/* Tool Rows */}
{activeTools.map(([name, stats]) => (
<StatRow key={name} name={name} stats={stats as ToolCallStats} />
))}
<Box height={1} />
{/* User Decision Summary */}
<Text bold>User Decision Summary</Text>
<Box>
<Box
width={TOOL_NAME_COL_WIDTH + CALLS_COL_WIDTH + SUCCESS_RATE_COL_WIDTH}
>
<Text color={Colors.LightBlue}>Total Reviewed Suggestions:</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text>{totalReviewed}</Text>
</Box>
</Box>
<Box>
<Box
width={TOOL_NAME_COL_WIDTH + CALLS_COL_WIDTH + SUCCESS_RATE_COL_WIDTH}
>
<Text> » Accepted:</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text color={Colors.AccentGreen}>{totalDecisions.accept}</Text>
</Box>
</Box>
<Box>
<Box
width={TOOL_NAME_COL_WIDTH + CALLS_COL_WIDTH + SUCCESS_RATE_COL_WIDTH}
>
<Text> » Rejected:</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text color={Colors.AccentRed}>{totalDecisions.reject}</Text>
</Box>
</Box>
<Box>
<Box
width={TOOL_NAME_COL_WIDTH + CALLS_COL_WIDTH + SUCCESS_RATE_COL_WIDTH}
>
<Text> » Modified:</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text color={Colors.AccentYellow}>{totalDecisions.modify}</Text>
</Box>
</Box>
{/* Divider */}
<Box
borderStyle="single"
borderBottom={true}
borderTop={false}
borderLeft={false}
borderRight={false}
width="100%"
/>
<Box>
<Box
width={TOOL_NAME_COL_WIDTH + CALLS_COL_WIDTH + SUCCESS_RATE_COL_WIDTH}
>
<Text> Overall Agreement Rate:</Text>
</Box>
<Box width={AVG_DURATION_COL_WIDTH} justifyContent="flex-end">
<Text bold color={totalReviewed > 0 ? agreementColor : undefined}>
{totalReviewed > 0 ? `${agreementRate.toFixed(1)}%` : '--'}
</Text>
</Box>
</Box>
</Box>
);
};
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