locode/src/ui/toolSummary.ts

export function formatCallLabel(name: string, args: unknown): string {
  const a = (args && typeof args === "object" ? args : {}) as Record<string, unknown>;
  switch (name) {
    case "read_file":
      return `Read(${a.path ?? ""})`;
    case "list_files":
      return `List(${a.pattern ?? ""})`;
    case "grep":
      return `Grep(${a.pattern ?? ""})`;
    case "web_search":
      return `WebSearch(${a.query ?? ""})`;
    case "web_fetch":
      return `WebFetch(${a.url ?? ""})`;
    case "agent":
      return `Agent(${a.description ?? ""})`;
    case "ask_user_question":
      return `Ask(${(a.questions as any[])?.map((q) => q.header).join("/") ?? ""})`;
    case "git_status":
    case "git_commit":
      return `Git(${a.operation ?? ""})`;
    case "write_file":
      return `Write(${a.path ?? ""})`;
    case "edit_file":
      return `Edit(${a.path ?? ""})`;
    case "bash":
      return `Bash(${a.command ?? ""})`;
    default:
      return `${name}(${JSON.stringify(args)})`;
  }
}

export function summarizeToolResult(toolName: string, result: unknown): string {
  if (result && typeof result === "object" && "error" in result) {
    return String((result as { error: unknown }).error);
  }
  if (!result || typeof result !== "object") {
    return "done";
  }
  const r = result as Record<string, unknown>;
  switch (toolName) {
    case "read_file":
      if (r.image === true) {
        const kb = typeof r.bytes === "number" ? `${(r.bytes / 1024).toFixed(0)} KB` : "";
        return `Read image${r.mimeType ? ` (${r.mimeType}${kb ? `, ${kb}` : ""})` : ""}`;
      }
      if (r.truncated === true && typeof r.nextOffset === "number" && typeof r.totalLines === "number") {
        return `Read ${r.nextOffset - 1} of ${r.totalLines} lines (truncated, next at offset ${r.nextOffset})`;
      }
      return typeof r.totalLines === "number" ? `Read ${r.totalLines} lines` : "Read file";
    case "list_files":
      return Array.isArray(r.matches) ? `Found ${r.matches.length} file(s)` : "Listed files";
    case "grep":
      return Array.isArray(r.matches) ? `Found ${r.matches.length} match(es)` : "Searched";
    case "web_search":
      return Array.isArray(r.results) ? `Found ${r.results.length} result(s)` : "Searched web";
    case "web_fetch":
      return typeof r.status === "number" ? `Fetched (HTTP ${r.status})` : "Fetched page";
    case "agent":
      return typeof r.result === "string" ? `Sub-agent finished (${r.result.length} chars)` : "Sub-agent finished";
    case "ask_user_question": {
      const ans = Array.isArray(r.answers) ? (r.answers as { question?: string; selected?: string[]; custom?: string }[]) : [];
      const parts = ans.map((a) => {
        const sel = a.custom ? `"${a.custom}"` : (a.selected ?? []).join(", ");
        return `${a.question ?? "??"}: ${sel || "(none)"}`;
      });
      return parts.length ? `Answered — ${parts.join("; ")}` : "No answer";
    }
    case "git_status":
      return typeof r.output === "string" ? `${r.output.split("\n").filter(Boolean).length} line(s)` : "Ran git query";
    case "git_commit":
      if (Array.isArray(r.staged)) return `Staged ${r.staged.length} path(s)`;
      if (typeof r.created === "string") return `Created branch "${r.created}"`;
      if (typeof r.switchedTo === "string") return `Switched to "${r.switchedTo}"`;
      return "Done";
    case "write_file":
      return typeof r.bytesWritten === "number" ? `Wrote ${r.bytesWritten} bytes` : "Wrote file";
    case "edit_file":
      return typeof r.replacements === "number" ? `Applied ${r.replacements} replacement(s)` : "Edited file";
    case "bash":
      return typeof r.exitCode === "number" ? `Exit code ${r.exitCode}` : "Ran command";
    default:
      return "done";
  }
}