import React from 'react';
import { useTranslation } from 'react-i18next';
import {
  SliderThumb,
  Grid,
  Typography,
  TextField,
  Select,
  MenuItem,
  Box,
  useTheme,
} from '@mui/material';

import { FlagWithProps } from '../Icons';
import RangeSlider from './RangeSlider';
import currencyDict from '../../../static/assets/currencies.json';
import { pn } from '../../utils';

const RangeThumbComponent: React.FC<React.PropsWithChildren> = (props) => {
  const { children, ...other } = props;
  return (
    <SliderThumb {...other}>
      {children}
      <span className='range-bar' />
      <span className='range-bar' />
      <span className='range-bar' />
    </SliderThumb>
  );
};

interface AmountRangeProps {
  minAmount: string;
  maxAmount: string;
  type: number;
  currency: number;
  handleRangeAmountChange: (e: any, activeThumb: any) => void;
  handleMaxAmountChange: (
    e: React.ChangeEventHandler<HTMLInputElement | HTMLTextAreaElement>,
  ) => void;
  handleMinAmountChange: (
    e: React.ChangeEventHandler<HTMLInputElement | HTMLTextAreaElement>,
  ) => void;
  handleCurrencyChange: (newCurrency: number) => void;
  maxAmountError: boolean;
  minAmountError: boolean;
  currencyCode: string;
  amountLimits: number[];
}

const AmountRange: React.FC<AmountRangeProps> = ({
  minAmount,
  handleRangeAmountChange,
  currency,
  currencyCode,
  handleCurrencyChange,
  amountLimits,
  maxAmount,
  minAmountError,
  maxAmountError,
  handleMinAmountChange,
  handleMaxAmountChange,
}) => {
  const theme = useTheme();
  const { t } = useTranslation();

  return (
    <Grid item xs={12}>
      <Box
        sx={{
          padding: '0.5em',
          backgroundColor: 'background.paper',
          border: '1px solid',
          borderRadius: '4px',
          borderColor: theme.palette.mode === 'dark' ? '#434343' : '#c4c4c4',
          '&:hover': {
            borderColor: theme.palette.mode === 'dark' ? '#ffffff' : '#2f2f2f',
          },
        }}
      >
        <Grid container direction='column' alignItems='center' spacing={0.5}>
          <Grid item sx={{ display: 'flex', alignItems: 'center', flexWrap: 'wrap' }}>
            <Typography
              sx={{
                width: `${t('From').length * 0.56 + 0.6}em`,
                textAlign: 'left',
                color: 'text.secondary',
              }}
              variant='caption'
            >
              {t('From')}
            </Typography>
            <TextField
              variant='standard'
              type='number'
              size='small'
              value={minAmount}
              onChange={handleMinAmountChange}
              error={minAmountError}
              sx={{
                width: `${minAmount.toString().length * 0.56}em`,
                minWidth: '0.56em',
                maxWidth: '2.8em',
              }}
            />
            <Typography
              sx={{
                width: `${t('to').length * 0.56 + 0.6}em`,
                textAlign: 'center',
                color: 'text.secondary',
              }}
              variant='caption'
            >
              {t('to')}
            </Typography>
            <TextField
              variant='standard'
              size='small'
              type='number'
              value={maxAmount}
              onChange={handleMaxAmountChange}
              error={maxAmountError}
              sx={{
                width: `${maxAmount.toString().length * 0.56}em`,
                minWidth: '0.56em',
                maxWidth: '3.36em',
              }}
            />
            <div style={{ width: '0.5em' }} />
            <Select
              sx={{ width: '3.8em' }}
              variant='standard'
              size='small'
              required={true}
              inputProps={{
                style: { textAlign: 'center' },
              }}
              value={currency === 0 ? 1 : currency}
              renderValue={() => currencyCode}
              onChange={(e) => {
                handleCurrencyChange(Number(e.target.value));
              }}
            >
              {Object.entries(currencyDict).map(([key, value]) => (
                <MenuItem key={key} value={parseInt(key)}>
                  <div style={{ display: 'flex', alignItems: 'center', flexWrap: 'wrap' }}>
                    <FlagWithProps code={value} />
                    {' ' + value}
                  </div>
                </MenuItem>
              ))}
            </Select>
          </Grid>

          <Grid
            item
            sx={{
              width: `calc(100% - ${Math.abs(Math.log10(amountLimits[1]) * 0.65) + 2}em)`,
            }}
          >
            <RangeSlider
              disableSwap={true}
              value={[Number(minAmount), Number(maxAmount)]}
              step={(amountLimits[1] - amountLimits[0]) / 5000}
              valueLabelDisplay='auto'
              components={{ Thumb: RangeThumbComponent }}
              componentsProps={{
                thumb: { style: { backgroundColor: theme.palette.background.paper } },
              }}
              valueLabelFormat={(x) =>
                pn(parseFloat(Number(x).toPrecision(x < 100 ? 2 : 3))) + ' ' + currencyCode
              }
              marks={[
                {
                  value: amountLimits[0],
                  label: `${pn(
                    parseFloat(Number(amountLimits[0]).toPrecision(3)),
                  )} ${currencyCode}`,
                },
                {
                  value: amountLimits[1],
                  label: `${pn(
                    parseFloat(Number(amountLimits[1]).toPrecision(3)),
                  )} ${currencyCode}`,
                },
              ]}
              min={amountLimits[0]}
              max={amountLimits[1]}
              onChange={handleRangeAmountChange}
            />
          </Grid>
        </Grid>
      </Box>
    </Grid>
  );
};

export default AmountRange;