import { describe, expect, it } from "vitest";
import { createConfirmTools } from "../src/agent/confirm_tools.js";
import { ToolConfirmationManager } from "../src/agent/confirmations.js";
import type { AgentStreamEvent } from "../src/agent/service.js";
import { makeCatalog, silentLogger } from "./helpers.js";

interface TestTool {
  name: string;
  execute: (
    toolCallId: string,
    params: Record<string, unknown>,
    signal?: AbortSignal,
  ) => Promise<{
    content: Array<{ type: string; text: string }>;
    details: Record<string, unknown>;
    isError?: boolean;
  }>;
}

async function setup() {
  const catalog = await makeCatalog([]);
  const manager = new ToolConfirmationManager(1_000);
  const events: AgentStreamEvent[] = [];
  const tools = createConfirmTools({
    catalog,
    confirmations: manager,
    sessionId: "s1",
    logger: silentLogger,
    emit: (event) => events.push(event),
    hasStream: true,
  }) as unknown as TestTool[];
  return { manager, events, tools };
}

function resultText(result: { content: Array<{ type: string; text: string }> }): unknown {
  return JSON.parse(result.content[0]?.text ?? "{}");
}

describe("confirm tools", () => {
  it("select mode emits options and returns the selected id", async () => {
    const { manager, events, tools } = await setup();
    const tool = tools.find((item) => item.name === "confirm_user");
    expect(tool).toBeDefined();
    const promise = tool!.execute("call-1", {
      message: "请选择风格",
      mode: "select",
      options: [
        { id: "a", label: "A" },
        { id: "b", label: "B" },
      ],
    });
    expect(events[0]).toMatchObject({
      type: "content_confirmation_required",
      confirm_type: "user_confirm",
      payload: { message: "请选择风格", mode: "select" },
    });
    expect(manager.resolve("s1", "call-1", { approved: true, content: "b" })).toBe(true);
    expect(resultText(await promise)).toEqual({ approved: true, content: "b" });
    expect(events[1]).toMatchObject({
      type: "content_confirmation_resolved",
      confirm_type: "user_confirm",
      approved: true,
      content: "b",
    });
  });

  it("treats provided options as select mode", async () => {
    const { manager, events, tools } = await setup();
    const tool = tools.find((item) => item.name === "confirm_user")!;
    const promise = tool.execute("call-options", {
      message: "请选择风格",
      mode: "confirm",
      options: ["a", "b"],
    });
    expect(events[0]).toMatchObject({
      type: "content_confirmation_required",
      confirm_type: "user_confirm",
      payload: { mode: "select" },
    });
    manager.resolve("s1", "call-options", { approved: true, content: "a" });
    expect(resultText(await promise)).toEqual({ approved: true, content: "a" });
  });

  it("edit mode returns edited content", async () => {
    const { manager, tools } = await setup();
    const tool = tools.find((item) => item.name === "confirm_user")!;
    const promise = tool.execute("call-edit", {
      message: "请补充信息",
      mode: "edit",
      default_value: "默认内容",
    });
    manager.resolve("s1", "call-edit", { approved: true, content: "用户修改后的内容" });
    expect(resultText(await promise)).toEqual({ approved: true, content: "用户修改后的内容" });
  });

  it("confirm mode clears content", async () => {
    const { manager, tools } = await setup();
    const tool = tools.find((item) => item.name === "confirm_user")!;
    const promise = tool.execute("call-confirm", { message: "确认继续？", mode: "confirm" });
    manager.resolve("s1", "call-confirm", { approved: true, content: "忽略内容" });
    expect(resultText(await promise)).toEqual({ approved: true, content: "" });
  });

  it("rejects an option that was not offered", async () => {
    const { manager, tools } = await setup();
    const tool = tools.find((item) => item.name === "confirm_user")!;
    const promise = tool.execute("call-invalid", {
      message: "请选择",
      mode: "select",
      options: ["a", "b"],
    });
    manager.resolve("s1", "call-invalid", { approved: true, content: "c" });
    expect(resultText(await promise)).toEqual({ approved: false, content: "" });
  });
});