File size: 3,869 Bytes
fc93158 | 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 | import { Box, Container, Markdown, Spacer, Text } from "@mariozechner/pi-tui";
import { formatToolDetail, resolveToolDisplay } from "../../agents/tool-display.js";
import { markdownTheme, theme } from "../theme/theme.js";
import { sanitizeRenderableText } from "../tui-formatters.js";
type ToolResultContent = {
type?: string;
text?: string;
mimeType?: string;
bytes?: number;
omitted?: boolean;
};
type ToolResult = {
content?: ToolResultContent[];
details?: Record<string, unknown>;
};
const PREVIEW_LINES = 12;
function formatArgs(toolName: string, args: unknown): string {
const display = resolveToolDisplay({ name: toolName, args });
const detail = formatToolDetail(display);
if (detail) {
return sanitizeRenderableText(detail);
}
if (!args || typeof args !== "object") {
return "";
}
try {
return sanitizeRenderableText(JSON.stringify(args));
} catch {
return "";
}
}
function extractText(result?: ToolResult): string {
if (!result?.content) {
return "";
}
const lines: string[] = [];
for (const entry of result.content) {
if (entry.type === "text" && entry.text) {
lines.push(sanitizeRenderableText(entry.text));
} else if (entry.type === "image") {
const mime = entry.mimeType ?? "image";
const size = entry.bytes ? ` ${Math.round(entry.bytes / 1024)}kb` : "";
const omitted = entry.omitted ? " (omitted)" : "";
lines.push(`[${mime}${size}${omitted}]`);
}
}
return lines.join("\n").trim();
}
export class ToolExecutionComponent extends Container {
private box: Box;
private header: Text;
private argsLine: Text;
private output: Markdown;
private toolName: string;
private args: unknown;
private result?: ToolResult;
private expanded = false;
private isError = false;
private isPartial = true;
constructor(toolName: string, args: unknown) {
super();
this.toolName = toolName;
this.args = args;
this.box = new Box(1, 1, (line) => theme.toolPendingBg(line));
this.header = new Text("", 0, 0);
this.argsLine = new Text("", 0, 0);
this.output = new Markdown("", 0, 0, markdownTheme, {
color: (line) => theme.toolOutput(line),
});
this.addChild(new Spacer(1));
this.addChild(this.box);
this.box.addChild(this.header);
this.box.addChild(this.argsLine);
this.box.addChild(this.output);
this.refresh();
}
setArgs(args: unknown) {
this.args = args;
this.refresh();
}
setExpanded(expanded: boolean) {
this.expanded = expanded;
this.refresh();
}
setResult(result: ToolResult | undefined, opts?: { isError?: boolean }) {
this.result = result;
this.isPartial = false;
this.isError = Boolean(opts?.isError);
this.refresh();
}
setPartialResult(result: ToolResult | undefined) {
this.result = result;
this.isPartial = true;
this.refresh();
}
private refresh() {
const bg = this.isPartial
? theme.toolPendingBg
: this.isError
? theme.toolErrorBg
: theme.toolSuccessBg;
this.box.setBgFn((line) => bg(line));
const display = resolveToolDisplay({
name: this.toolName,
args: this.args,
});
const title = `${display.emoji} ${display.label}${this.isPartial ? " (running)" : ""}`;
this.header.setText(theme.toolTitle(theme.bold(title)));
const argLine = formatArgs(this.toolName, this.args);
this.argsLine.setText(argLine ? theme.dim(argLine) : theme.dim(" "));
const raw = extractText(this.result);
const text = raw || (this.isPartial ? "…" : "");
if (!this.expanded && text) {
const lines = text.split("\n");
const preview =
lines.length > PREVIEW_LINES ? `${lines.slice(0, PREVIEW_LINES).join("\n")}\n…` : text;
this.output.setText(preview);
} else {
this.output.setText(text);
}
}
}
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