import React, { useEffect, useState } from "react";
import "../App.css";
import { Form, Button, Row, Col, Card } from "react-bootstrap";
import axios from "axios";
import Swal from "sweetalert2";
import { callUserInfo } from "../utils/CheckDB";
import { routesClient } from "../routesClient";

function LocCodeChange() {
  const cardstyled = {
    margin: "auto",
    padding: "1em",
    display: "flex",
    justifyContent: "center",
    width: "100%",
    borderWidth: "3px",
    borderRadius: "20px",
    borderColor: "rgb(110, 189, 142)",
    color: "#04AB70",
  };

  const inboxstyled = {
    display: "flex",
    flexDirection: "column",
    maxWidth: "90%",
    justifyContent: "center",
    margin: "auto",
    padding: "0.5em",
    color: "black",
  };

  const btnstyled2 = {
    background: "white",
    width: "50%",
    borderWidth: "2px",
    color: "rgb(110, 189, 142)",
    borderColor: "rgba(195, 195, 195, 0.753)",
  };

  const [does, setDoes] = useState([]); // DOE
  const [sggs, setSggs] = useState([]); // SGG
  const [emds, setEmds] = useState([]); // EMD
  const [sggsArray, setSggsArray] = useState([]); // DOE 와 SGG 내의 code_doe 같을 때 => sgg 값
  const [emdsArray, setEmdsArray] = useState([]); // SGG 과 EMD 내의 code_sgg && DOE 와 EMD 내의 code_doe => emd 값

  const doeSelect = document.getElementById("select-doe");
  const sggSelect = document.getElementById("select-sgg");
  const emdSelect = document.getElementById("select-emd");

  // Local code 받아오기
  useEffect(() => {
    async function getLocCode() {
      const res = await axios.get(routesClient.localdata);
      const local_codes = res.data.contents.loc_code;

      setDoes(local_codes.DOE);
      setSggs(local_codes.SGG);
      setEmds(local_codes.EMD);
    }

    getLocCode();
  }, []);

  function selectLocal() {
    sggs.map(function (sggvalue) {
      if (Number(doeSelect.value) === sggvalue["code_doe"]) {
        setSggsArray(sggvalue["sgg"]);
      }
    });
    emds.map(function (emdvalue) {
      if (
        Number(sggSelect.value) === emdvalue["code_sgg"] &&
        Number(doeSelect.value) === emdvalue["code_doe"]
      ) {
        setEmdsArray(emdvalue["emd"]);
      }
    });
  }

  async function handleSubmit(event) {
    event.preventDefault();
    if (
      doeSelect.options[doeSelect.selectedIndex].text !== "도" &&
      sggSelect.options[sggSelect.selectedIndex].text !== "시군구" &&
      emdSelect.options[emdSelect.selectedIndex].text !== "읍면동"
    ) {
      const saveCodeEmd = emdSelect.value;

      await axios.post(routesClient.edit, { loc_code: saveCodeEmd }); // loccal code 수정

      callUserInfo().then((res) => {
        console.log("loc_code", res[0].loc_code);
        if (res[0].loc_code) {
          Swal.fire({
            title: "변경되었습니다.",
            text: "축하드립니다!👏",
            icon: "success",
            customClass: "swal-wide",
            confirmButtonText: "확인",
          }).then((res) => {
            if (res.isConfirmed) {
              window.location.reload();
            } else {
              window.location.reload();
            }
          });
        }
      });
    } else {
      Swal.fire({
        title: "실패",
        text: "전부 선택해주세요",
        icon: "error",
        customClass: "swal-wide",
        confirmButtonText: "확인",
      });
    }
  }

  return (
    <Row className="text-center w-100 my-2">
      <Card style={cardstyled}>
        <Card.Title id="impactTitle">지역 코드</Card.Title>
        <Card.Subtitle style={{ fontWeight: "lighter" }}>
          본인의 지역을 선택해주세요
        </Card.Subtitle>
        <hr />
        <Card.Text className="m-0">
          <Form style={inboxstyled} onSubmit={handleSubmit}>
            <Row
              md={12}
              xs={12}
              className="m-auto w-100 d-flex justify-content-center"
              style={{
                padding: "0",
                display: "flex",
                justifyContent: "center",
                width: "100%",
              }}
            >
              <Form.Group
                className="m-auto w-100"
                style={btnstyled2}
                onChange={selectLocal}
              >
                <Row className="m-auto pb-3">
                  <Col md={4} xs={4} style={{ padding: "2px" }}>
                    <Form.Control
                      as="select"
                      size="sm"
                      id="select-doe"
                      required
                    >
                      <option selected disabled>
                        도
                      </option>
                      {does.map((doevalue) => (
                        <option value={`${doevalue["code_doe"]}`}>
                          {`${doevalue["name_doe"]}`}
                        </option>
                      ))}
                    </Form.Control>
                  </Col>

                  <Col md={4} xs={4} style={{ padding: "2px" }}>
                    <Form.Control
                      as="select"
                      size="sm"
                      id="select-sgg"
                      required
                    >
                      <option selected disabled>
                        시군구
                      </option>
                      {sggsArray.map((sggvalue) => (
                        <option value={`${sggvalue["code_sgg"]}`}>
                          {`${sggvalue["name_sgg"]}`}
                        </option>
                      ))}
                    </Form.Control>
                  </Col>

                  <Col md={4} xs={4} style={{ padding: "2px" }}>
                    <Form.Control
                      as="select"
                      size="sm"
                      id="select-emd"
                      required
                    >
                      <option selected disabled>
                        읍면동
                      </option>
                      {emdsArray.map((emdvalue) => (
                        <option value={`${emdvalue["code_emd"]}`}>
                          {`${emdvalue["name_emd"]}`}
                        </option>
                      ))}
                    </Form.Control>
                  </Col>
                </Row>
              </Form.Group>
              <Button variant="light" style={btnstyled2} type="submit">
                확인
              </Button>
            </Row>
          </Form>
        </Card.Text>
      </Card>
    </Row>
  );
}

export default LocCodeChange;