import { Box, SvgIcon, TextField, styled } from "@mui/material";
import Tooltip from "@mui/material/Tooltip";
import { ChangeEvent, useEffect, useRef, useState, useMemo } from "react";

import { useTranslation } from "react-i18next";
import matchCaseIcon from "@/assets/image/component/match_case.svg?react";
import matchWholeWordIcon from "@/assets/image/component/match_whole_word.svg?react";
import useRegularExpressionIcon from "@/assets/image/component/use_regular_expression.svg?react";

export type SearchState = {
  text: string;
  matchCase: boolean;
  matchWholeWord: boolean;
  useRegularExpression: boolean;
};

type SearchProps = {
  placeholder?: string;
  matchCase?: boolean;
  matchWholeWord?: boolean;
  useRegularExpression?: boolean;
  onSearch: (match: (content: string) => boolean, state: SearchState) => void;
};

const StyledTextField = styled(TextField)(({ theme }) => ({
  "& .MuiInputBase-root": {
    background: theme.palette.mode === "light" ? "#fff" : undefined,
    paddingRight: "4px",
  },
  "& .MuiInputBase-root svg[aria-label='active'] path": {
    fill: theme.palette.primary.light,
  },
  "& .MuiInputBase-root svg[aria-label='inactive'] path": {
    fill: "#A7A7A7",
  },
}));

export const BaseSearchBox = (props: SearchProps) => {
  const { t } = useTranslation();
  const inputRef = useRef<HTMLInputElement>(null);
  const [matchCase, setMatchCase] = useState(props.matchCase ?? false);
  const [matchWholeWord, setMatchWholeWord] = useState(
    props.matchWholeWord ?? false,
  );
  const [useRegularExpression, setUseRegularExpression] = useState(
    props.useRegularExpression ?? false,
  );
  const [errorMessage, setErrorMessage] = useState("");

  const iconStyle = {
    style: {
      height: "24px",
      width: "24px",
      cursor: "pointer",
    } as React.CSSProperties,
    inheritViewBox: true,
  };

  const createMatcher = useMemo(() => {
    return (searchText: string) => {
      try {
        return (content: string) => {
          if (!searchText) return true;

          let item = !matchCase ? content.toLowerCase() : content;
          let searchItem = !matchCase ? searchText.toLowerCase() : searchText;

          if (useRegularExpression) {
            return new RegExp(searchItem).test(item);
          }

          if (matchWholeWord) {
            return new RegExp(`\\b${searchItem}\\b`).test(item);
          }

          return item.includes(searchItem);
        };
      } catch (err) {
        setErrorMessage(`${err}`);
        return () => true;
      }
    };
  }, [matchCase, matchWholeWord, useRegularExpression]);

  useEffect(() => {
    if (!inputRef.current) return;
    const value = inputRef.current.value;
    setErrorMessage("");
    props.onSearch(createMatcher(value), {
      text: value,
      matchCase,
      matchWholeWord,
      useRegularExpression,
    });
  }, [matchCase, matchWholeWord, useRegularExpression, createMatcher]);

  const onChange = (e: ChangeEvent<HTMLInputElement | HTMLTextAreaElement>) => {
    const value = e.target?.value ?? "";
    setErrorMessage("");
    props.onSearch(createMatcher(value), {
      text: value,
      matchCase,
      matchWholeWord,
      useRegularExpression,
    });
  };

  return (
    <Tooltip title={errorMessage} placement="bottom-start">
      <StyledTextField
        autoComplete="new-password"
        inputRef={inputRef}
        hiddenLabel
        fullWidth
        size="small"
        variant="outlined"
        spellCheck="false"
        placeholder={props.placeholder ?? t("Filter conditions")}
        sx={{ input: { py: 0.65, px: 1.25 } }}
        onChange={onChange}
        InputProps={{
          sx: { pr: 1 },
          endAdornment: (
            <Box display="flex">
              <Tooltip title={t("Match Case")}>
                <div>
                  <SvgIcon
                    component={matchCaseIcon}
                    {...iconStyle}
                    aria-label={matchCase ? "active" : "inactive"}
                    onClick={() => setMatchCase(!matchCase)}
                  />
                </div>
              </Tooltip>
              <Tooltip title={t("Match Whole Word")}>
                <div>
                  <SvgIcon
                    component={matchWholeWordIcon}
                    {...iconStyle}
                    aria-label={matchWholeWord ? "active" : "inactive"}
                    onClick={() => setMatchWholeWord(!matchWholeWord)}
                  />
                </div>
              </Tooltip>
              <Tooltip title={t("Use Regular Expression")}>
                <div>
                  <SvgIcon
                    component={useRegularExpressionIcon}
                    aria-label={useRegularExpression ? "active" : "inactive"}
                    {...iconStyle}
                    onClick={() =>
                      setUseRegularExpression(!useRegularExpression)
                    }
                  />{" "}
                </div>
              </Tooltip>
            </Box>
          ),
        }}
      />
    </Tooltip>
  );
};