auto-reply: enrich chat status

src/auto-reply/status.ts

@@ -0,0 +1,161 @@
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { spawnSync } from "node:child_process";
+
+import { lookupContextTokens } from "../agents/context.js";
+import { DEFAULT_CONTEXT_TOKENS, DEFAULT_MODEL } from "../agents/defaults.js";
+import type { WarelayConfig } from "../config/config.js";
+import type { SessionEntry, SessionScope } from "../config/sessions.js";
+import type { ThinkLevel, VerboseLevel } from "./thinking.js";
+
+type ReplyConfig = NonNullable<WarelayConfig["inbound"]>["reply"];
+
+type StatusArgs = {
+  reply: ReplyConfig;
+  sessionEntry?: SessionEntry;
+  sessionKey?: string;
+  sessionScope?: SessionScope;
+  storePath?: string;
+  resolvedThink?: ThinkLevel;
+  resolvedVerbose?: VerboseLevel;
+  now?: number;
+  webLinked?: boolean;
+  webAuthAgeMs?: number | null;
+  heartbeatSeconds?: number;
+};
+
+type AgentProbe = {
+  ok: boolean;
+  detail: string;
+  label: string;
+};
+
+const formatAge = (ms?: number | null) => {
+  if (!ms || ms < 0) return "unknown";
+  const minutes = Math.round(ms / 60_000);
+  if (minutes < 1) return "just now";
+  if (minutes < 60) return `${minutes}m ago`;
+  const hours = Math.round(minutes / 60);
+  if (hours < 48) return `${hours}h ago`;
+  const days = Math.round(hours / 24);
+  return `${days}d ago`;
+};
+
+const formatKTokens = (value: number) =>
+  `${(value / 1000).toFixed(value >= 10_000 ? 0 : 1)}k`;
+
+const abbreviatePath = (p?: string) => {
+  if (!p) return undefined;
+  const home = os.homedir();
+  if (p.startsWith(home)) return p.replace(home, "~");
+  return p;
+};
+
+const probeAgentCommand = (command?: string[]): AgentProbe => {
+  const bin = command?.[0];
+  if (!bin) {
+    return { ok: false, detail: "no command configured", label: "not set" };
+  }
+
+  const commandLabel = command
+    .slice(0, 3)
+    .map((c) => c.replace(/\{\{[^}]+}}/g, "{…}"))
+    .join(" ")
+    .concat(command.length > 3 ? " …" : "");
+
+  const looksLikePath = bin.includes("/") || bin.startsWith(".");
+  if (looksLikePath) {
+    const exists = fs.existsSync(bin);
+    return {
+      ok: exists,
+      detail: exists ? "binary found" : "binary missing",
+      label: commandLabel || bin,
+    };
+  }
+
+  try {
+    const res = spawnSync("which", [bin], {
+      encoding: "utf-8",
+      timeout: 1500,
+    });
+    const found = res.status === 0 && res.stdout
+      ? res.stdout.split("\n")[0]?.trim()
+      : "";
+    return {
+      ok: Boolean(found),
+      detail: found || "not in PATH",
+      label: commandLabel || bin,
+    };
+  } catch (err) {
+    return {
+      ok: false,
+      detail: `probe failed: ${String(err)}`,
+      label: commandLabel || bin,
+    };
+  }
+};
+
+const formatTokens = (total: number, contextTokens: number | null) => {
+  const ctx = contextTokens ?? null;
+  const pct = ctx ? Math.min(999, Math.round((total / ctx) * 100)) : null;
+  const totalLabel = formatKTokens(total);
+  const ctxLabel = ctx ? formatKTokens(ctx) : "?";
+  return `${totalLabel}/${ctxLabel}${pct !== null ? ` (${pct}%)` : ""}`;
+};
+
+export function buildStatusMessage(args: StatusArgs): string {
+  const now = args.now ?? Date.now();
+  const entry = args.sessionEntry;
+  const model = entry?.model ?? args.reply?.agent?.model ?? DEFAULT_MODEL;
+  const contextTokens =
+    entry?.contextTokens ??
+    args.reply?.agent?.contextTokens ??
+    lookupContextTokens(model) ??
+    DEFAULT_CONTEXT_TOKENS;
+  const totalTokens =
+    entry?.totalTokens ??
+    ((entry?.inputTokens ?? 0) + (entry?.outputTokens ?? 0));
+  const agentProbe = probeAgentCommand(args.reply?.command);
+
+  const thinkLevel =
+    args.resolvedThink ?? args.reply?.thinkingDefault ?? "auto";
+  const verboseLevel =
+    args.resolvedVerbose ?? args.reply?.verboseDefault ?? "off";
+
+  const webLine = (() => {
+    if (args.webLinked === false) {
+      return "Web: not linked — run `clawdis login` to scan the QR.";
+    }
+    const authAge = formatAge(args.webAuthAgeMs);
+    const heartbeat =
+      typeof args.heartbeatSeconds === "number"
+        ? ` • heartbeat ${args.heartbeatSeconds}s`
+        : "";
+    return `Web: linked • auth refreshed ${authAge}${heartbeat}`;
+  })();
+
+  const sessionLine = [
+    `Session: ${args.sessionKey ?? "unknown"}`,
+    `scope ${args.sessionScope ?? "per-sender"}`,
+    entry?.updatedAt ? `updated ${formatAge(now - entry.updatedAt)}` : "no activity",
+    args.storePath ? `store ${abbreviatePath(args.storePath)}` : undefined,
+  ]
+    .filter(Boolean)
+    .join(" • ");
+
+  const contextLine = `Context: ${formatTokens(
+    totalTokens,
+    contextTokens ?? null,
+  )}${entry?.abortedLastRun ? " • last run aborted" : ""}`;
+
+  const optionsLine = `Options: thinking=${thinkLevel} | verbose=${verboseLevel} (set with /think <level>, /verbose on|off)`;
+
+  const agentLine = `Agent: ${agentProbe.ok ? "ready" : "check"} — ${agentProbe.label}${agentProbe.detail ? ` (${agentProbe.detail})` : ""}${model ? ` • model ${model}` : ""}`;
+
+  const helpersLine = "Shortcuts: /new reset | /restart relink";
+
+  return [ "⚙️ Status", webLine, agentLine, contextLine, sessionLine, optionsLine, helpersLine ].join(
+    "\n",
+  );
+}