import * as React from "react";
import Button from "@mui/material/Button";
import Dialog from "@mui/material/Dialog";
import AppBar from "@mui/material/AppBar";
import Toolbar from "@mui/material/Toolbar";
import IconButton from "@mui/material/IconButton";
import Typography from "@mui/material/Typography";
import CloseIcon from "@mui/icons-material/Close";
import Slide from "@mui/material/Slide";
import ZoomInIcon from "@mui/icons-material/ZoomIn";
import ZoomOutIcon from "@mui/icons-material/ZoomOut";
import RotateRightIcon from "@mui/icons-material/RotateRight";
import { Box } from "@mui/material";
import ArrowBackIcon from "@mui/icons-material/ArrowBack";
import ArrowForwardIcon from "@mui/icons-material/ArrowForward";
import TextInputField from "./TextInputField";
import { notification, Space } from "antd";
import { toast, ToastContainer } from "react-toastify";

import { useEffect, useState } from "react";

import LoadingContainer from "./LoadingContainer";

const Transition = React.forwardRef(function Transition(props, ref) {
  return <Slide direction="up" ref={ref} {...props} />;
});

export default function DummyDuplicatesPreview({
  type,
  barcode,
  dummyDuplicatesData,
  setIsDialogOpen,
}) {
  const [open, setOpen] = React.useState(false);
  const [api, contextHolder] = notification.useNotification();
  const [scaleWidthValue, setScaleWidthValue] = React.useState(80);
  const [rotateValue, setRotateValue] = React.useState(0);
  const [partAResults, setPartAResults] = React.useState([]);
  const [partCResults, setPartCResults] = React.useState([]);
  const [isLoading, setIsLoading] = React.useState(false);
  const [partAImageIndex, setPartAImageIndex] = React.useState(0);
  const [partCImageIndex, setPartCImageIndex] = React.useState(0);
  const [inputBarcode, setInputBarcode] = useState(null);
  const [inputSerialNo, setInputSerialNo] = useState(null);
  const [inputSubjectCode, setInputSubjectCode] = useState(null);
  const [inputRegisterNumber, setInputRegisterNumber] = useState(null);
  const [partAImageS3Path, setPartAImageS3Path] = useState(null);
  const [partCImageS3Path, setPartCImageS3Path] = useState(null);
  const [loadingText, setLoadingText] = useState(null);

  const openNotification = (pauseOnHover) => () => {
    api.open({
      message: "Notification Title",
      description: "Record Updated Successfully ....",
      showProgress: true,
      pauseOnHover,
    });
  };

  const handleClickOpen = () => {
    setOpen(true);
  };

  const handleClose = () => {
    setOpen(false);
    setIsDialogOpen(false);
    setTimeout(() => {
      document.body.style.overflow = "auto";
    }, 100);
  };

  React.useEffect(() => {
    handleClickOpen();
  }, []);

  useEffect(() => {
    if (partAResults.length > 0 && partAImageIndex <= partAResults.length) {
      setPartAImageS3Path(partAResults[partAImageIndex]?.s3_path);
    }
  }, [partAResults]);

  useEffect(() => {
    console.log("fetchDuplicateBarcodeInfo .........");
    const fetchDuplicateBarcodeInfo = async () => {
      setIsLoading(true);
      console.log("fetching barcode info 12.....");
      setLoadingText(`Fetching Barcode Info : ${barcode}`);
      try {
        const response = await fetch(
          `${
            import.meta.env.VITE_REACT_APP_BACKEND_URL
          }/fetchDummyDuplicateBarcodeInfo`,
          {
            method: "POST",
            body: JSON.stringify({
              type,
              barcode,
            }),
            headers: {
              "Content-Type": "application/json",
            },
          }
        );
        const responseData = await response.json();
        setIsLoading(false);
        setLoadingText(null);
        console.log("Barcode info Response Data ==== ", responseData);
        if (responseData?.status == "success") {
          console.log("success");
          setIsLoading(false);
          setPartAResults(responseData?.part_a_results);
          setPartCResults(responseData?.part_c_results);
        }
      } catch (error) {
        setIsLoading(false);
        setLoadingText(null);
        throw new Error(error);
      }
    };
    fetchDuplicateBarcodeInfo();
  }, []);

  const ZoomInImage = () => {
    console.log("Zooming In Image ....");
    const elements = document.getElementsByClassName("scanned-img");
    for (var ele of elements) {
      console.log("Ele is : ", ele);
      const newScaleWidthValue = scaleWidthValue + 10;
      setScaleWidthValue(newScaleWidthValue);
      // ele.style.transform = `scale(${newScaleValue})`;
      ele.style.width = `${newScaleWidthValue}%`;
    }
  };

  const ZoomOutImage = () => {
    console.log("Zooming Out Image ....");
    const elements = document.getElementsByClassName("scanned-img");
    for (var ele of elements) {
      console.log("Ele is : ", ele);
      const newScaleWidthValue = scaleWidthValue - 10;
      setScaleWidthValue(newScaleWidthValue);
      // ele.style.transform = `scale(${newScaleValue})`;
      ele.style.width = `${newScaleWidthValue}%`;
    }
  };

  const RotateImageLeft = () => {
    const elements = document.getElementsByClassName("scanned-img");
    for (var ele of elements) {
      console.log("Ele is : ", ele);
      const newRotateValue = rotateValue - 90;
      setRotateValue(newRotateValue);
      ele.style.transform = `rotate(${newRotateValue}deg)`;
    }
  };

  const RotateImageRight = () => {
    const elements = document.getElementsByClassName("scanned-img");
    for (var ele of elements) {
      console.log("Ele is : ", ele);
      const newRotateValue = rotateValue + 90;
      setRotateValue(newRotateValue);
      ele.style.transform = `rotate(${newRotateValue}deg)`;
    }
  };

  useEffect(() => {
    if (partAResults.length > 0 && partAImageIndex <= partAResults.length) {
      setLoadingText(null);
      setIsLoading(true);
      setInputBarcode(null);
      setInputRegisterNumber(null);
      setInputSubjectCode(null);
      setPartAImageS3Path(null);
      setTimeout(() => {
        setInputBarcode(partAResults[partAImageIndex]?.barcode);
        setInputRegisterNumber(partAResults[partAImageIndex]?.register_number);
        setInputSubjectCode(partAResults[partAImageIndex]?.subject_code);
        setPartAImageS3Path(partAResults[partAImageIndex]?.s3_path);
        setIsLoading(false);
      }, 500);
    }
  }, [dummyDuplicatesData, partAImageIndex]);



useEffect(()=>{
  console.log("part c image index changing ....",partCImageIndex)
  if(partCResults.length > 0 && partCImageIndex <= partCResults.length){
    console.log("into if ..")
    setPartCImageS3Path(null)
    setTimeout(()=>{
      setPartCImageS3Path(partCResults[partCImageIndex]?.s3_path)
    },5000)
  }
},[partCImageIndex])



  useEffect(() => {
    if (partAImageS3Path) {
      const fetchPartAImageData = async () => {
        setIsLoading(true);
        console.log("fetching Image info .....");
        try {
          const response = await fetch(
            `${
              import.meta.env.VITE_REACT_APP_BACKEND_URL
            }/fetchPartAS3PathInfo`,
            {
              method: "POST",
              body: JSON.stringify({
                partAImageS3Path,
              }),
              headers: {
                "Content-Type": "application/json",
              },
            }
          );
          const responseData = await response.json();
          setIsLoading(false);
          if (responseData?.status === "success") {
            const imageInfo = responseData?.image_info;
            console.log("Image info ====== ", imageInfo);
            if (imageInfo && imageInfo.length > 0) {
              setInputBarcode(imageInfo[0]?.barcode);
              setInputRegisterNumber(imageInfo[0]?.register_number);
              setInputSubjectCode(imageInfo[0]?.subject_code);
            }
          }
        } catch (error) {
          setIsLoading(false);
          console.error("Error fetching barcode info:", error);
        } finally {
          setIsLoading(false);
        }
      };

      fetchPartAImageData();
    }
  }, [partAImageS3Path]);

  const updateDuplicateRecordData = async () => {
    const regex = /^\d+(_\d+)?$/;
    console.log("Regex ===== ", regex);
    if (!regex.test(inputBarcode)) {
      alert("Please enter valid Barcode");
      return;
    }
    try {
      setIsLoading(true);
      const response = await fetch(
        `${
          import.meta.env.VITE_REACT_APP_BACKEND_URL
        }/updateDuplicateRecordData`,
        {
          method: "POST",
          body: JSON.stringify({
            DuplicatePartAbarcode: barcode,
            inputBarcode,
            inputRegisterNumber,
            inputSerialNo,
            inputSubjectCode,
            partAS3Path: partAResults[partAImageIndex]?.s3_path,
            partCS3Path: partCResults[partCImageIndex]?.s3_path,
          }),
          headers: {
            "Content-Type": "application/json",
          },
        }
      );
      const responseData = await response.json();
      setIsLoading(false);
      console.log("Response Data ==== ", responseData);
      if (responseData?.status == "success") {
        console.log("Updated successfully ....");
        if (responseData?.duplicate_record) {
          alert(`Already a record with barcode is present : ${inputBarcode}`);
        } else {
          console.log("showing notification ...");
          toast.success("Record updated Successfully ..");
        }
      }
    } catch (error) {
      setIsLoading(false);
      throw new Error(error);
    }
  };

  return (
    <React.Fragment>
      <Dialog
        fullScreen
        open={open}
        onClose={handleClose}
        TransitionComponent={Transition}
        style={{
          zIndex: "100",
        }}
      >
        <AppBar sx={{ position: "relative" }}>
          {contextHolder}
          <ToastContainer />
          <Toolbar>
            <IconButton
              edge="start"
              color="inherit"
              onClick={handleClose}
              aria-label="close"
            >
              <CloseIcon />
            </IconButton>
            <IconButton
              color="inherit"
              onClick={ZoomInImage}
              aria-label="zoom in"
            >
              <ZoomInIcon />
            </IconButton>
            <IconButton
              color="inherit"
              onClick={ZoomOutImage}
              aria-label="zoom out"
            >
              <ZoomOutIcon />
            </IconButton>
            <IconButton
              color="inherit"
              onClick={RotateImageLeft}
              aria-label="rotate"
            >
              <RotateRightIcon />
            </IconButton>
          </Toolbar>
        </AppBar>
        <div
          className="overflow-auto"
          style={{
            display: "flex",
            justifyContent: "center",
            alignItems: "center",
            height: "100%",
            overflow: "auto",
          }}
        >
          {/* <img
            className="scanned-img"
            style={{ marginTop: "60%" }}
            width={`${scaleWidthValue}%`}
            //   src={`https://docs.exampaper.vidh.ai/${imagePath}`}
            alt="S3 Image"
          /> */}
          <Box className="d-flex flex-row">
            <Box className="rounded bg-white d-flex flex-column align-items-center">
              <Box>
                {partAResults.length > 0 && (
                  <>
                    <Box className="text-center">
                      {partAImageIndex + 1 + "/" + partAResults.length}
                    </Box>
                    <Button
                      className="bg-primary text-white m-3"
                      onClick={() => {
                        if (partAImageIndex !== 0) {
                          setPartAImageIndex((prev) => prev - 1);
                        }
                      }}
                    >
                      <ArrowBackIcon />
                    </Button>
                    <Button
                      className="bg-primary text-white m-3"
                      onClick={() => {
                        console.log("partAimage Index === ", partAImageIndex);
                        if (partAImageIndex < partAResults.length - 1) {
                          setPartAImageIndex((prev) => prev + 1);
                        }
                      }}
                    >
                      <ArrowForwardIcon />
                    </Button>
                  </>
                )}
              </Box>
              {partAResults.length > 0 && (
                <img
                  alt="Part-A Image"
                  src={`https://docs.exampaper.vidh.ai/${partAImageS3Path}`}
                  width={"900px"}
                />
              )}
            </Box>
            <Box className="rounded bg-white d-flex flex-column align-items-center">
              <Box>
                {partCResults.length > 0 && (
                  <>
                    <Box className="text-center">
                      {partCImageIndex + 1 + "/" + partCResults.length}
                    </Box>
                    <Button
                      className="bg-primary text-white m-3"
                      onClick={() => {
                        if (partCImageIndex !== 0) {
                          setPartCImageIndex((prev) => prev - 1);
                        }
                      }}
                    >
                      <ArrowBackIcon />
                    </Button>
                    <Button
                      className="bg-primary text-white m-3"
                      onClick={() => {
                        console.log("partCimage Index === ", partCImageIndex);
                        if (partCImageIndex < partCResults.length - 1) {
                          setPartCImageIndex((prev) => prev + 1);
                        }
                      }}
                    >
                      <ArrowForwardIcon />
                    </Button>
                  </>
                )}
              </Box>
              {partCResults.length > 0 && (
                <img
                  alt="Part-C Image"
                  src={`https://docs.exampaper.vidh.ai/${partCResults[partCImageIndex]?.s3_path}`}
                  width={"900px"}
                />
              )}
            </Box>
          </Box>
        </div>
        {partAResults.length > 0 && (
          <Box className="d-flex justify-content-center align-items-center gap-3 m-3">
            <TextInputField
              value={inputBarcode}
              setValue={setInputBarcode}
              placeholder={"Barcode"}
            />
            <TextInputField
              value={inputSerialNo}
              setValue={setInputSerialNo}
              placeholder={"Serial No"}
            />
            <TextInputField
              value={inputSubjectCode}
              setValue={setInputSubjectCode}
              placeholder={"Subject Code"}
            />
            <TextInputField
              value={inputRegisterNumber}
              setValue={setInputRegisterNumber}
              placeholder={"Register Number"}
            />
            <Button
              className="bg-primary rounded text-white px-5"
              style={{ height: "50px" }}
              onClick={updateDuplicateRecordData}
            >
              Update
            </Button>
          </Box>
        )}
      </Dialog>
      {isLoading && <LoadingContainer loadingText={loadingText} />}
    </React.Fragment>
  );
}