38 lines
1.6 KiB
TypeScript
38 lines
1.6 KiB
TypeScript
import { Type } from "@sinclair/typebox";
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import type { ToolDeps } from "./index.ts";
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export function createMemoryHistoryTool(deps: ToolDeps) {
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const { provider } = deps;
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return {
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name: "memory_history",
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label: "Memory History",
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description: "View the edit history of a specific memory.",
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parameters: Type.Object({
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memoryId: Type.String({ description: "The memory ID to view history for" }),
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}),
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async execute(_toolCallId: string, params: Record<string, unknown>) {
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const { memoryId } = params as { memoryId: string };
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const start = Date.now();
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try {
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const history = await provider.history(memoryId);
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deps.captureToolEvent("memory_history", { success: true, latency_ms: Date.now() - start, result_count: history?.length ?? 0 });
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if (!history || history.length === 0) {
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return { content: [{ type: "text", text: `No history found for memory ${memoryId}.` }], details: { count: 0 } };
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}
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const text = history.map((h, i) =>
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`${i + 1}. [${h.event}] ${h.created_at}\n Old: ${h.old_memory || "(none)"}\n New: ${h.new_memory || "(none)"}`
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).join("\n\n");
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return {
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content: [{ type: "text", text: `History for memory ${memoryId} (${history.length} entries):\n\n${text}` }],
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details: { count: history.length, history },
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};
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} catch (err) {
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deps.captureToolEvent("memory_history", { success: false, latency_ms: Date.now() - start, error: String(err) });
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return { content: [{ type: "text", text: `Memory history failed: ${String(err)}` }], details: { error: String(err) } };
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}
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},
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};
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}
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