/* eslint-disable no-unused-vars */
import IconButton from "@mui/material/IconButton";
import Tooltip from "@mui/material/Tooltip";
import Hidden from "@mui/material/Hidden";
import Button from "@mui/material/Button";
import PropTypes from "prop-types";
import { withStyles } from "@mui/styles";
import * as React from "react";
/* eslint-enable no-unused-vars */

class MTablePaginationInner extends React.Component {
  handleFirstPageButtonClick = (event) => {
    this.props.onPageChange(event, 0);
  };

  handleBackButtonClick = (event) => {
    this.props.onPageChange(event, this.props.page - 1);
  };

  handleNextButtonClick = (event) => {
    this.props.onPageChange(event, this.props.page + 1);
  };

  handleNumberButtonClick = (number) => (event) => {
    this.props.onPageChange(event, number);
  };

  handleLastPageButtonClick = (event) => {
    this.props.onPageChange(
      event,
      Math.max(0, Math.ceil(this.props.count / this.props.rowsPerPage) - 1)
    );
  };

  renderPagesButton(start, end) {
    const buttons = [];

    for (let p = start; p <= end; p++) {
      const buttonVariant = p === this.props.page ? "contained" : "text";
      buttons.push(
        <Button
          size="small"
          style={{
            boxShadow: "none",
            maxWidth: "30px",
            maxHeight: "30px",
            minWidth: "30px",
            minHeight: "30px",
          }}
          disabled={p === this.props.page}
          variant={buttonVariant}
          onClick={this.handleNumberButtonClick(p)}
          key={p}
        >
          {p + 1}
        </Button>
      );
    }

    return <span>{buttons}</span>;
  }

  render() {
    const {
      classes,
      count,
      page,
      rowsPerPage,
      theme,
      showFirstLastPageButtons,
    } = this.props;

    const localization = {
      ...MTablePaginationInner.defaultProps.localization,
      ...this.props.localization,
    };
    const maxPages = Math.ceil(count / rowsPerPage) - 1;

    const pageStart = Math.max(page - 1, 0);
    const pageEnd = Math.min(maxPages, page + 1);

    return (
      <div className={classes.root}>
        {showFirstLastPageButtons && (
          <Tooltip title={localization.firstTooltip}>
            <span>
              <IconButton
                onClick={this.handleFirstPageButtonClick}
                disabled={page === 0}
                aria-label={localization.firstAriaLabel}
                size="large"
              >
                {theme.direction === "rtl" ? (
                  <this.props.icons.LastPage />
                ) : (
                  <this.props.icons.FirstPage />
                )}
              </IconButton>
            </span>
          </Tooltip>
        )}
        <Tooltip title={localization.previousTooltip}>
          <span>
            <IconButton
              onClick={this.handleBackButtonClick}
              disabled={page === 0}
              aria-label={localization.previousAriaLabel}
              size="large"
            >
              <this.props.icons.PreviousPage />
            </IconButton>
          </span>
        </Tooltip>
        <Hidden mdDown={true}>
          {this.renderPagesButton(pageStart, pageEnd)}
        </Hidden>
        <Tooltip title={localization.nextTooltip}>
          <span>
            <IconButton
              onClick={this.handleNextButtonClick}
              disabled={page >= maxPages}
              aria-label={localization.nextAriaLabel}
              size="large"
            >
              <this.props.icons.NextPage />
            </IconButton>
          </span>
        </Tooltip>
        {showFirstLastPageButtons && (
          <Tooltip title={localization.lastTooltip}>
            <span>
              <IconButton
                onClick={this.handleLastPageButtonClick}
                disabled={page >= Math.ceil(count / rowsPerPage) - 1}
                aria-label={localization.lastAriaLabel}
                size="large"
              >
                {theme.direction === "rtl" ? (
                  <this.props.icons.FirstPage />
                ) : (
                  <this.props.icons.LastPage />
                )}
              </IconButton>
            </span>
          </Tooltip>
        )}
      </div>
    );
  }
}

const actionsStyles = (theme) => ({
  root: {
    flexShrink: 0,
    color: theme.palette.text.secondary,
    marginLeft: theme.spacing(2.5),
  },
});

MTablePaginationInner.propTypes = {
  onPageChange: PropTypes.func,
  page: PropTypes.number,
  count: PropTypes.number,
  rowsPerPage: PropTypes.number,
  classes: PropTypes.object,
  localization: PropTypes.object,
  theme: PropTypes.any,
  showFirstLastPageButtons: PropTypes.bool,
};

MTablePaginationInner.defaultProps = {
  showFirstLastPageButtons: true,
  localization: {
    firstTooltip: "First Page",
    previousTooltip: "Previous Page",
    nextTooltip: "Next Page",
    lastTooltip: "Last Page",
    labelDisplayedRows: "{from}-{to} of {count}",
    labelRowsPerPage: "Rows per page:",
  },
};

const MTableSteppedPagination = withStyles(actionsStyles, { withTheme: true })(
  MTablePaginationInner
);

export default MTableSteppedPagination;