/**
 * STT（语音转文字）响应
 * 原始 Dart: SttData (lib/data/models/chat/stt_response.dart)
 */
export class SttData {
  readonly text: string;

  constructor(params: { text: string }) {
    this.text = params.text;
    Object.freeze(this);
  }

  toJson(): Record<string, unknown> {
    return { text: this.text };
  }

  static fromJson(json: Record<string, unknown>): SttData {
    const text = json.text;
    if (typeof text !== "string") {
      throw new Error("SttData.text is required and must be a string");
    }
    return new SttData({ text });
  }
}