import { describe, it, expect } from "vitest";
import {
  encodeCommand,
  decodeResponse,
  escapeValue,
  unescapeValue,
} from "./commands.js";

describe("TS3 Commands", () => {
  it("encodes a simple command", () => {
    const encoded = encodeCommand("login", {
      client_login_name: "bot",
      client_login_password: "pass",
    });
    expect(encoded).toBe(
      "login client_login_name=bot client_login_password=pass\n"
    );
  });

  it("escapes special characters in values", () => {
    expect(escapeValue("hello world")).toBe("hello\\sworld");
    expect(escapeValue("foo|bar")).toBe("foo\\pbar");
    expect(escapeValue("a/b")).toBe("a\\/b");
    expect(escapeValue("line\nnew")).toBe("line\\nnew");
  });

  it("unescapes special characters", () => {
    expect(unescapeValue("hello\\sworld")).toBe("hello world");
    expect(unescapeValue("foo\\pbar")).toBe("foo|bar");
    expect(unescapeValue("a\\/b")).toBe("a/b");
  });

  it("decodes a single response", () => {
    const response =
      "virtualserver_name=My\\sServer virtualserver_port=9987";
    const result = decodeResponse(response);
    expect(result).toHaveLength(1);
    expect(result[0].virtualserver_name).toBe("My Server");
    expect(result[0].virtualserver_port).toBe("9987");
  });

  it("decodes a piped multi-entry response", () => {
    const response =
      "clid=1 client_nickname=User1|clid=2 client_nickname=User2";
    const result = decodeResponse(response);
    expect(result).toHaveLength(2);
    expect(result[0].client_nickname).toBe("User1");
    expect(result[1].client_nickname).toBe("User2");
  });

  it("handles command with no params", () => {
    const encoded = encodeCommand("quit", {});
    expect(encoded).toBe("quit\n");
  });
});