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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | 1x 1x 1x 1x 1x 1x 1x 1x | import { useState, type JSX } from "react";
import { ChevronRight, Pencil } from "lucide-react";
import type { ToolCardProps } from "./ToolCardProps.js";
import { parseUnifiedDiff, diffFromOldNew, diffStats, type DiffLine } from "./parseDiff.js";
import { ICON_SM, ICON_MD } from "../../utils/iconSize.js";
import { toFileUri } from "../../utils/fileUri.js";
import styles from "./toolCards.module.scss";
/** Extracts file path from edit tool args (handles `file_path`, `path` variants). */
function getFilePath(args: unknown): string {
if (args === null || args === undefined || typeof args !== "object") {
return "";
}
const a = args as Record<string, unknown>;
return (
(typeof a.file_path === "string" && a.file_path) || (typeof a.path === "string" && a.path) || ""
);
}
/** Extracts old/new string pair from args (handles Claude Code and Copilot field names). */
function getOldNew(args: unknown): { oldStr: string; newStr: string } | undefined {
if (args === undefined || typeof args !== "object" || args === null) {
return undefined;
}
const a = args as Record<string, unknown>;
const oldStr: string | undefined =
(typeof a.old_string === "string" ? a.old_string : undefined) ??
(typeof a.old_str === "string" ? a.old_str : undefined);
const newStr: string | undefined =
(typeof a.new_string === "string" ? a.new_string : undefined) ??
(typeof a.new_str === "string" ? a.new_str : undefined);
if (oldStr !== undefined && newStr !== undefined) {
return { oldStr, newStr };
}
return undefined;
}
/** Extracts the basename from a file path. */
function basename(filePath: string): string {
const parts = filePath.split(/[/\\]/);
return parts[parts.length - 1] || filePath;
}
/**
* Resolves diff lines from available data sources.
*
* Priority: detailedResult (unified diff) > args old/new strings > null.
*/
function resolveDiff(args: unknown, detailedResult?: string): DiffLine[] | undefined {
// 1. Try detailedResult as unified diff
if (detailedResult) {
// Copilot embeds diff in a JSON object sometimes
let diffText = detailedResult;
// Only attempt JSON parse if it looks like a JSON object (avoids throwing
// on unified diff strings which are the common case)
if (detailedResult.trimStart().startsWith("{")) {
try {
const parsed = JSON.parse(detailedResult) as Record<string, unknown>;
if (typeof parsed.detailedContent === "string") {
diffText = parsed.detailedContent;
}
} catch {
/* not valid JSON despite looking like one — use as-is */
}
}
if (diffText.includes("@@") || diffText.startsWith("diff ")) {
const lines = parseUnifiedDiff(diffText);
if (lines.length > 0) {
return lines;
}
}
}
// 2. Try old/new string pair from args
const oldNew = getOldNew(args);
if (oldNew) {
return diffFromOldNew(oldNew.oldStr, oldNew.newStr);
}
return undefined;
}
/** Number of diff lines shown when collapsed. */
const PREVIEW_LINES: number = 5;
/** Renders a file edit tool call with a unified diff view. */
export function FileEditCard({
tool,
args,
result,
isError,
detailedResult,
onOpenDocument,
}: ToolCardProps): JSX.Element {
const [expanded, setExpanded] = useState(false);
const filePath = getFilePath(args);
const name = basename(filePath);
const inProgress = result === undefined;
// Clickable only when the page wired an opener and the path is absolute (#1396).
const fileUri = onOpenDocument ? toFileUri(filePath) : undefined;
const diffLines = resolveDiff(args, detailedResult);
const stats = diffLines ? diffStats(diffLines) : null;
const hasMore = (diffLines?.length ?? 0) > PREVIEW_LINES;
const displayLines = expanded ? diffLines : diffLines?.slice(0, PREVIEW_LINES);
return (
<div
className={`${styles.card} ${isError ? styles.cardRed : styles.cardOrange} ${inProgress ? styles.inProgress : ""}`}
data-testid="tool-card-file-edit"
>
<div className={styles.header}>
<span className={styles.icon}>
<Pencil size={ICON_MD} />
</span>
<span className={styles.toolName} style={{ color: "var(--accent-yellow)" }}>
{tool}
</span>
{name &&
(fileUri && onOpenDocument ? (
<button
type="button"
className={styles.fileNameLink}
title={`Open ${filePath}`}
onClick={() => onOpenDocument(fileUri)}
data-testid="tool-card-file-link"
>
{name}
</button>
) : (
<span className={styles.fileName} title={filePath}>
{name}
</span>
))}
{stats && (
<>
<span className={styles.spacer} />
<span className={styles.badge} data-testid="tool-card-diff-stats">
<span style={{ color: "var(--accent-green)" }}>+{stats.added}</span>{" "}
<span style={{ color: "var(--accent-red)" }}>−{stats.removed}</span>
</span>
</>
)}
</div>
{isError && result && (
<pre className={styles.pre} data-testid="tool-card-error">
{result}
</pre>
)}
{!isError && displayLines && displayLines.length > 0 && (
<>
<pre className={styles.pre} data-testid="tool-card-diff">
{displayLines.map((line, i) => {
let lineClass = styles.diffContext;
if (line.type === "add") {
lineClass = styles.diffAdd;
}
if (line.type === "remove") {
lineClass = styles.diffRemove;
}
if (line.type === "header") {
lineClass = styles.diffHeader;
}
return (
<span key={i} className={`${styles.diffLine} ${lineClass}`}>
{line.content}
</span>
);
})}
</pre>
{hasMore && (
<button
type="button"
className={styles.bodyToggle}
onClick={() => {
setExpanded((v) => !v);
}}
aria-expanded={expanded}
data-testid="tool-card-toggle"
>
<span
className={`${styles.chevron} ${expanded ? styles.chevronExpanded : ""}`}
aria-hidden="true"
>
<ChevronRight size={ICON_SM} />
</span>
{expanded ? "collapse" : `${(diffLines?.length ?? 0) - PREVIEW_LINES} more lines`}
</button>
)}
</>
)}
{!isError && !diffLines && !inProgress && result && (
<pre className={styles.pre} data-testid="tool-card-content">
{result}
</pre>
)}
</div>
);
}
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