test.js

const https = require("https");
const { URL } = require("url");

// 設置忽略憑證驗證的選項
const agent = new https.Agent({ rejectUnauthorized: false });

function fetchData() {
  return new Promise((resolve, reject) => {
    const postData = JSON.stringify({
      query: {
        bool: {
          must: [
            {
              term: {
                "keyword_charger_name.keyword": "13-1",
              },
            },
            {
              term: {
                datetime_time: "2024-09-11",
              },
            },
          ],
        },
      },
      size: 1000,
    });

    const options = {
      hostname: "neopower.com.tw",
      port: 9200,
      path: "/np01-charginginfo-202409/_search",
      method: "POST",
      headers: {
        Authorization:
          "Basic " + Buffer.from("elastic:neopower83515567").toString("base64"),
        "Content-Type": "application/json",
        "Content-Length": postData.length,
      },
      agent: agent, // 使用忽略憑證驗證的代理
    };

    const req = https.request(options, (res) => {
      let data = "";

      res.on("data", (chunk) => {
        data += chunk;
      });

      res.on("end", () => {
        try {
          const parsedData = JSON.parse(data);
          resolve(parsedData);
        } catch (error) {
          reject(error);
        }
      });
    });

    req.on("error", (error) => {
      reject(error);
    });

    // 發送請求數據
    req.write(postData);
    req.end();
  });
}

// 計算總時數的函數
function calculateTotalHours(data) {
  const items = data.hits.hits;

  // 將資料依據 keyword_license_plate 分組
  const groupedData = {};
  items.forEach((item) => {
    const plate = item._source.keyword_license_plate;
    if (!groupedData[plate]) {
      groupedData[plate] = [];
    }
    groupedData[plate].push(new Date(item._source.datetime_time));
  });

  let totalMilliseconds = 0;

  // 遍歷每個車牌組
  for (const plate in groupedData) {
    const times = groupedData[plate];

    // 排序日期
    times.sort((a, b) => a - b);

    // 計算每個車牌組的總時數
    for (let i = 1; i < times.length; i++) {
      totalMilliseconds += times[i] - times[i - 1];
    }
  }

  // 計算總時數，扣除車牌更換期間的時間
  const totalHours = totalMilliseconds / (1000 * 60 * 60);

  return totalHours;
}

// 主函數
async function main() {
  try {
    const data = await fetchData();
    const totalHours = calculateTotalHours(data);
    console.log(`Total times: ${totalHours.toFixed(2)} hr`);
    console.log(
      `Operating Rate: ${((totalHours / (24 * 1)) * 100).toFixed(2)} %`
    );

    // 檢查資料內容
    // console.log(JSON.stringify(data, null, 2));
  } catch (error) {
    console.error("Error fetching data:", error);
  }
}

// 執行主函數
main();