หลักสูตรที่ 4 AI

/**
 * เรียก Gemini API
 */
function fetchGeminiResponse(query) {

  const apiKey = PropertiesService
    .getScriptProperties()
    .getProperty("GEMINI_API_KEY");

  if (!apiKey) {
    throw new Error("ไม่พบ GEMINI_API_KEY");
  }

  const url =
    "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash-exp:generateContent?key=" +
    apiKey;

  const payload = {
    system_instruction: {
      parts: [
        {
          text: "เป็นนักวิพากษ์วิจารย์แบบ Roast ต่อปากต่อคำ"
        }
      ]
    },
    contents: [
      {
        parts: [
          {
            text: query
          }
        ]
      }
    ],
    generationConfig: {
      temperature: 0.9,
      topP: 0.95,
      maxOutputTokens: 500
    }
  };

  const options = {
    method: "post",
    contentType: "application/json",
    payload: JSON.stringify(payload),
    muteHttpExceptions: true
  };

  try {

    const response = UrlFetchApp.fetch(url, options);

    const code = response.getResponseCode();
    const text = response.getContentText();

    if (code !== 200) {
      throw new Error(`API ERROR ${code}: ${text}`);
    }

    const json = JSON.parse(text);

    const result =
      json?.candidates?.[0]?.content?.parts
        ?.map(p => p.text)
        ?.join("") || "No response";

    return result;

  } catch (error) {

    Logger.log(error);

    return `เกิดข้อผิดพลาด: ${error.message}`;
  }
}


/**
 * ใช้งานง่าย
 */
function gemini(message) {
  return fetchGeminiResponse(message);
}