Method generateContent

outdated/gemini/gemini.ts:603–661

(params: {
    model: string;
    contents: any[];
    systemInstruction?: string;
    safetySettings?: any[];
    maxOutputTokens?: number;
    tools?: any[];
  })

  }

  async generateContent(params: {
    model: string;
    contents: any[];
    systemInstruction?: string;
    safetySettings?: any[];
    maxOutputTokens?: number;
    tools?: any[];
  }): Promise<{ text: string; candidates: any[] }> {
    const url = `${this.baseUrl}/v1beta/models/${params.model}:generateContent`;
    
    const headers: Record<string, string> = {
      'x-goog-api-key': this.apiKey
    };

    const requestData: any = {
      contents: params.contents,
      generationConfig: {}
    };

    if (params.systemInstruction) {
      requestData.systemInstruction = { parts: [{ text: params.systemInstruction }] };
    }

    if (params.safetySettings) {
      requestData.safetySettings = params.safetySettings;
    }

    if (params.maxOutputTokens && params.maxOutputTokens > 0) {
      requestData.generationConfig.maxOutputTokens = params.maxOutputTokens;
    }

    if (params.tools) {
      requestData.tools = params.tools;
    }

    const response = await HttpClient.makeRequest(url, {
      method: 'POST',
      headers,
      data: requestData
    });

    if (response.status !== 200 || response.data?.error) {

      
      const errorMessage = response.data?.error?.message || 
                          response.data?.error || 
                          `HTTP错误: ${response.status} Bad Request`;
      // 隐藏可能包含API密钥的敏感信息
      const sanitizedMsg = String(errorMessage).replace(/api_key:[A-Za-z0-9_-]+/g, 'api_key:***');
      throw new Error(sanitizedMsg);
    }

    const rawText = response.data?.candidates?.[0]?.content?.parts?.[0]?.text || '';
    const text = HttpClient.cleanResponseText(rawText);
    return {
      text,
      candidates: response.data?.candidates || []
    };