import "./index.css";
import { useState } from "react";
import PropTypes from "prop-types";
import ResponseTimeChart from "../Charts/ResponseTimeChart";
import {
  Table,
  TableBody,
  TableCell,
  TableContainer,
  TableHead,
  TableRow,
  Paper,
  Pagination,
  PaginationItem,
} from "@mui/material";
import ArrowDownwardRoundedIcon from "@mui/icons-material/ArrowDownwardRounded";
import OpenInNewPage from "../../assets/icons/open-in-new-page.svg?react";
import ArrowBackRoundedIcon from "@mui/icons-material/ArrowBackRounded";
import ArrowForwardRoundedIcon from "@mui/icons-material/ArrowForwardRounded";

/**
 * Host component.
 * This subcomponent receives a params object and displays the host details.
 *
 * @component
 * @param {Object} params - An object containing the following properties:
 * @param {string} params.url - The URL of the host.
 * @param {string} params.title - The name of the host.
 * @param {string} params.percentageColor - The color of the percentage text.
 * @param {number} params.precentage - The percentage to display.
 * @returns {React.ElementType} Returns a div element with the host details.
 */
const Host = ({ params }) => {
  return (
    <div className="host-row">
      <a href={params.url} target="_blank">
        <OpenInNewPage />
      </a>
      <div className="host-name">{params.title}</div>
      <div
        className="host-percentage"
        style={{ color: params.percentageColor }}
      >
        {params.precentage}%
      </div>
    </div>
  );
};

/**
 * Status component.
 * This subcomponent receives a params object and displays the status details of a monitor.
 *
 * @component
 * @param {Object} params - An object containing the following properties:
 * @param {string} params.backgroundColor - The background color of the status box.
 * @param {string} params.statusDotColor - The color of the status dot.
 * @param {string} params.status - The status text to display.
 * @returns {React.ElementType} Returns a div element with the host status.
 */
const Status = ({ params }) => {
  return (
    <div className="host-status">
      <div
        className="host-status-details"
        style={{ backgroundColor: params.backgroundColor }}
      >
        <div
          className="host-status-dot"
          style={{ backgroundColor: params.statusDotColor }}
        />
        <span
          className="host-status-text"
          style={{ textTransform: "capitalize" }}
        >
          {params.status}
        </span>
      </div>
    </div>
  );
};

/**
 * MonitorTable component.
 * Takes an array of monitor objects and displays them in a table.
 * Each row in the table represents a monitor and includes the host, status, response time, and action.
 *
 * @component
 * @param {Object[]} monitors - An array of monitor objects. Each object should have the following properties:
 * @param {string} monitors[].url - The URL of the monitor.
 * @param {string} monitors[].name - The name of the monitor.
 * @param {boolean} monitors[].status - The status of the monitor. True if the monitor is up, false otherwise.
 * @param {Object[]} monitors[].checks - An array of check objects for the response time chart.
 * @returns {React.Component} Returns a table with the monitor data.
 */
const MonitorTable = ({ monitors = [] }) => {
  const [page, setPage] = useState(0);
  const rowsPerPage = 5;

  const handleChangePage = (event, newPage) => {
    setPage(newPage);
  };

  const mappedRows = monitors
    .slice(page * rowsPerPage, page * rowsPerPage + rowsPerPage)
    .map((monitor) => {
      const params = {
        url: monitor.url,
        title: monitor.name,
        precentage: 100,
        percentageColor:
          monitor.status === true
            ? "var(--env-var-color-17)"
            : "var(--env-var-color-19)",
        status: monitor.status === true ? "up" : "down",
        backgroundColor:
          monitor.status === true
            ? "var(--env-var-color-20)"
            : "var(--env-var-color-21)",
        statusDotColor:
          monitor.status === true
            ? "var(--env-var-color-17)"
            : "var(--env-var-color-19)",
      };

      return (
        <TableRow key={monitor._id}>
          <TableCell>
            <Host params={params} />
          </TableCell>
          <TableCell>
            <Status params={params} />
          </TableCell>
          <TableCell>
            <ResponseTimeChart checks={monitor.checks} />
          </TableCell>
          <TableCell>TODO Add Actions</TableCell>
        </TableRow>
      );
    });

  return (
    <>
      <TableContainer component={Paper}>
        <Table>
          <TableHead>
            <TableRow>
              <TableCell>Host</TableCell>
              <TableCell>
                Status
                <span>
                  <ArrowDownwardRoundedIcon />
                </span>
              </TableCell>
              <TableCell>Response Time</TableCell>
              <TableCell>Actions</TableCell>
            </TableRow>
          </TableHead>
          <TableBody>{mappedRows}</TableBody>
        </Table>
      </TableContainer>
      <Pagination
        count={Math.ceil(monitors?.length / rowsPerPage)}
        page={page + 1}
        onChange={(event, value) => handleChangePage(event, value - 1)}
        shape="rounded"
        renderItem={(item) => (
          <PaginationItem
            slots={{
              previous: ArrowBackRoundedIcon,
              next: ArrowForwardRoundedIcon,
            }}
            {...item}
            sx={{
              "&:focus": {
                outline: "none",
              },
            }}
          />
        )}
      />
    </>
  );
};

MonitorTable.propTypes = {
  monitors: PropTypes.arrayOf(PropTypes.object).isRequired,
};

Status.propTypes = { params: PropTypes.object.isRequired };
Host.propTypes = { params: PropTypes.object.isRequired };

export default MonitorTable;