import fs from "fs";
import zulip from "zulip-js";
import moment from "moment";
import { exec } from "child_process";
import totp from "totp-generator";
import dotenv from "dotenv";
dotenv.config();

const config = {
  username: process.env.ZULIP_BOT_EMAIL,
  apiKey: process.env.ZULIP_API_KEY,
  realm: process.env.ZULIP_SERVER_ADDRESS,
};

let oldMessage = "";
const sendMessageToZulip = (nameServer, error) => {
  (async () => {
    const client = await zulip(config);
    let params = {
      type: "stream",
      to: process.env.STREAM_ZULIP,
      topic: process.env.TOPIC_ZULIP,
      content:
        "********************" +
        nameServer +
        "***********************auto.nswteam.net\n```" +
        error +
        "```",
    };
    const result = await client.messages.send(params);
  })();
};

const sendMessageToZulipNomal = (content, type) => {
  (async () => {
    const client = await zulip(config);
    let params = {
      type: "stream",
      to: process.env.STREAM_ZULIP,
      topic: process.env.TOPIC_ZULIP,
      content: type === "help" ? content : "```\n" + content,
    };
    const result = await client.messages.send(params);
  })();
};

try {
  fs.watchFile(
    "/root/.pm2/logs/api-error.log",
    // fs.watchFile("./utils/listIOS.txt",
    {
      // Specify the use of big integers
      // in the Stats object
      bigint: false,

      // Specify if the process should
      // continue as long as file is
      // watched
      persistent: true,

      // Specify the interval between
      // each poll the file
      interval: 6000,
    },
    (curr, prev) => {
      console.log("\nThe file was edited");

      // Show the time when the file was modified
      console.log("Previous Modified Time", prev.mtime);
      console.log("Current Modified Time", curr.mtime);

      // console.log(
      //   "The contents of the current file are:",
      //   fs.readFileSync("example_file.txt", "utf8")
      // );

      console.log("Cấp báo cấp báo");

      fs.readFile("/root/.pm2/logs/api-error.log", "utf8", (err, data) => {
        if (err) {
          console.error(err);
          return;
        }
        // Process the file content
        // console.log('File content:', data);
        let data1 = data.split("\n");
        sendMessageToZulip(
          "API SERVER ERROR",
          data1.reverse().slice(0, 50).join("\n")
        );
      });

      exec("pm2 restart api", (error, stdout, stderr) => {
        console.log(stdout);
        console.log(stderr);
        sendMessageToZulipNomal(stdout);
      });
    }
  );

  fs.watchFile(
    "/root/.pm2/logs/socket-error.log",
    // fs.watchFile("./utils/listIOS.txt",
    {
      // Specify the use of big integers
      // in the Stats object
      bigint: false,

      // Specify if the process should
      // continue as long as file is
      // watched
      persistent: true,

      // Specify the interval between
      // each poll the file
      interval: 6000,
    },
    (curr, prev) => {
      console.log("\nThe file was edited");

      // Show the time when the file was modified
      console.log("Previous Modified Time", prev.mtime);
      console.log("Current Modified Time", curr.mtime);

      // console.log(
      //   "The contents of the current file are:",
      //   fs.readFileSync("example_file.txt", "utf8")
      // );

      console.log("Cấp báo cấp báo");

      fs.readFile("/root/.pm2/logs/socket-error.log", "utf8", (err, data) => {
        if (err) {
          console.error(err);
          return;
        }
        // Process the file content
        // console.log('File content:', data);
        let data1 = data.split("\n");
        sendMessageToZulip(
          "SOCKET SERVER ERROR",
          data1.reverse().slice(0, 50).join("\n")
        );
      });

      exec("pm2 restart socket", (error, stdout, stderr) => {
        console.log(stdout);
        console.log(stderr);
        sendMessageToZulipNomal(stdout);
      });
    }
  );
  setInterval(async() => {
  
      const client = await zulip(config);
      let check = false;
      const readParams = {
        anchor: "newest",
        num_before: 1,
        num_after: 0,
        narrow: [{ operator: "topic", operand: process.env.TOPIC_ZULIP }],
      };
      // const result = await client.messages.send(params);
      let a = await client.messages.retrieve(readParams);
      let msg = a.messages[0]?.content?.slice(
        3,
        a.messages[0]?.content.length - 4
      );

      if (
        msg !== oldMessage &&
        msg.search("!!") !== -1 &&
        a.messages[0]?.sender_email !== "networktool-bot@zulip.ipsupply.com.au"
      ) {
        if (msg === "!!help") {
          check = true;
          sendMessageToZulipNomal(
            "|NUM| COMMAND\n|:---:|---\n|1| :green_large_square: **Start server:**   !!start-server *<server name/all>*|\n|2| :red_circle: **Stop server:**   !!stop-server *<server name/all>*|\n|3| :counterclockwise: **Restart server:**   !!restart-server *<server name/all>*|\n|4| :document: **List server:**  !!list-server|\n|5| :gold_record: **Server memory:**  !!memory-server|\n|6| :search: **Read file:**  !!read-file <File path>|\n|7| :upper_right: **Send command line:**  !!command <command> <OTP>|\n|8| :push_pin: **Get OTP:**  [](https://totp.danhersam.com/) --> ENTER YOUR SECRET KEY|",
            "help"
          );
        }

        if (msg.search("!!restart-server") !== -1) {
          if (msg.split(" ")[1] !== "") {
            check = true;
            exec(
              "pm2 restart " + msg.split(" ")[1],
              (error, stdout, stderr) => {
                console.log(stdout);
                console.log(stderr);
                sendMessageToZulipNomal(stdout, "res");
              }
            );
          }
        }

        if (msg.search("!!start-server") !== -1) {
          if (msg.split(" ")[1] !== "") {
            check = true;
            exec("pm2 start " + msg.split(" ")[1], (error, stdout, stderr) => {
              console.log(stdout);
              console.log(stderr);
              sendMessageToZulipNomal(stdout, "res");
            });
          }
        }

        if (msg.search("!!stop-server") !== -1) {
          if (msg.split(" ")[1] !== "") {
            check = true;
            exec("pm2 stop " + msg.split(" ")[1], (error, stdout, stderr) => {
              console.log(stdout);
              console.log(stderr);
              sendMessageToZulipNomal(stdout, "res");
            });
          }
        }

        if (msg.search("!!list-server") !== -1) {
          check = true;
          exec("pm2 ls " + msg.split(" ")[1], (error, stdout, stderr) => {
            console.log(stdout);
            console.log(stderr);
            sendMessageToZulipNomal(stdout, "res");
          });
        }

        if (msg.search("!!memory-server") !== -1) {
          check = true;
          exec("df -h", (error, stdout, stderr) => {
            console.log(stdout);
            console.log(stderr);
            if (stderr !== "") {
              sendMessageToZulipNomal(stderr, "res");
            } else {
              sendMessageToZulipNomal(stdout, "res");
            }
          });
        }

        if (msg.search("!!read-file") !== -1) {
          check = true;
          exec("cat " + msg.split(" ")[1], (error, stdout, stderr) => {
            console.log(stdout);
            console.log(stderr);
            if (stderr !== "") {
              sendMessageToZulipNomal(stderr, "res");
            } else {
              sendMessageToZulipNomal(stdout, "res");
            }
          });
        }
        // console.log(oldMessage)
        if (msg.search("!!command") !== -1) {
          check = true;
          if (
            totp(process.env.OTP_KEY, {
              digits: 6,
              period: 60,
            }) === msg.slice(msg.length - 6, msg.length).trim()
          ) {
            exec(
              msg.slice(msg.search("!!command") + 10, msg.length - 6).trim(),
              (error, stdout, stderr) => {
                console.log(stdout);
                console.log(stderr);
                if (stderr !== "") {
                  sendMessageToZulipNomal(stderr, "res");
                } else {
                  sendMessageToZulipNomal(stdout, "res");
                }
              }
            );
          } else {
            sendMessageToZulipNomal("**OTP invalid**", "help");
          }
        }

        setTimeout(() => {
          if (check === false) {
            sendMessageToZulipNomal(
              ":frown: Sorry! I don't get what you mean. Send ***!!help*** to see the commands.",
              "help"
            );
          }
        }, 2000);
      } else {
        if (
          msg !== oldMessage &&
          a.messages[0]?.sender_email !==
            "networktool-bot@zulip.ipsupply.com.au"
        ) {
          sendMessageToZulipNomal(
            ":frown: Sorry! I don't get what you mean. Send ***!!help*** to see the commands.",
            "help"
          );
        }
      }

      oldMessage = a.messages[0]?.content?.slice(
        3,
        a.messages[0]?.content.length - 4
      );

      
  }, 10000);
} catch (error) {
  console.log(error);
}