import { describe, expect, it } from "vitest";
import { parseVoiceChatCommand } from "./voice-chat-command.js";
import { defaultVoiceForLocale, matchVoiceByName } from "./voice-labels.js";

describe("parseVoiceChatCommand", () => {
  it("parses slash voice commands", () => {
    expect(parseVoiceChatCommand("/stimme Eva")).toEqual({
      kind: "set_voice",
      voiceName: "Eva",
    });
    expect(parseVoiceChatCommand("/voice bernd")).toEqual({
      kind: "set_voice",
      voiceName: "bernd",
    });
  });

  it("parses natural German voice change requests", () => {
    expect(parseVoiceChatCommand("Wechsel deine Stimme zu Bernd")).toEqual({
      kind: "set_voice",
      voiceName: "Bernd",
    });
    expect(parseVoiceChatCommand("Sprich mit der Stimme Eva")).toEqual({
      kind: "set_voice",
      voiceName: "Eva",
    });
  });

  it("parses speak on/off toggles", () => {
    expect(parseVoiceChatCommand("Sprich nicht mehr")).toEqual({ kind: "speak_off" });
    expect(parseVoiceChatCommand("/sprechen")).toEqual({ kind: "speak_on" });
    expect(parseVoiceChatCommand("Read replies aloud")).toEqual({ kind: "speak_on" });
  });

  it("returns null for normal chat", () => {
    expect(parseVoiceChatCommand("Summarize my inbox")).toBeNull();
  });
});

describe("matchVoiceByName", () => {
  const voices = [
    { id: "df_eva", label: "Eva", description: "Deutsch · warm" },
    { id: "dm_bernd", label: "Bernd", description: "Deutsch · klar" },
  ];

  it("matches label, id, and partial names", () => {
    expect(matchVoiceByName(voices, "Eva")?.id).toBe("df_eva");
    expect(matchVoiceByName(voices, "df_eva")?.id).toBe("df_eva");
    expect(matchVoiceByName(voices, "bernd")?.id).toBe("dm_bernd");
  });
});

describe("defaultVoiceForLocale", () => {
  it("prefers Eva for German locale", () => {
    const voices = [
      { id: "af_heart", label: "Heart" },
      { id: "df_eva", label: "Eva" },
      { id: "dm_bernd", label: "Bernd" },
    ];
    expect(defaultVoiceForLocale(voices, "de")?.id).toBe("df_eva");
  });
});