import React, { useState, useEffect, useContext } from "react";
import { useApolloClient } from "@apollo/client";
import { msgToColor } from "../../utils/indi";
import Property from "./property";
import gql from "graphql-tag";
import {
  Box,
  Button,
  Tabs,
  Tab,
  Text,
  Layer,
  ResponsiveContext,
} from "grommet";
import { Close, Trash } from "grommet-icons";

const MSGS_FRAGMENT = gql`
  fragment DeviceMsgs on Device {
    messages
  }
`;

const Device = ({ device, messages, onMessagesClosed }) => {
  const client = useApolloClient();
  const [groups, setGroups] = useState([]);
  const [selectedTabs, setSelectedTabs] = useState({});
  const [currentTab, setCurrentTab] = useState(0);
  const size = useContext(ResponsiveContext);

  useEffect(() => {
    const groups = new Set();
    device.properties.forEach((v) => {
      groups.add(v.vector.group);
    });
    setGroups(Array.from(groups));
    setCurrentTab(selectedTabs[device.id] || 0);
  }, [device, selectedTabs]);

  return (
    <Box>
      <Tabs
        justify="start"
        activeIndex={currentTab}
        onActive={(nextTab) => {
          setCurrentTab(nextTab);
          const newValue = { ...selectedTabs };
          newValue[device.id] = nextTab;
          setSelectedTabs(newValue);
        }}
      >
        {groups.map((g) => (
          <Tab title={g} key={g}>
            <Box pad="small">
              {device.properties &&
                device.properties
                  .filter((p) => p.vector.group === g)
                  .map((p) => <Property property={p} key={p.id} />)}
            </Box>
          </Tab>
        ))}
      </Tabs>

      {messages ? (
        <Layer position="right" full="vertical" modal={false}>
          <Box
            background={{ color: "light-1", opacity: "strong" }}
            fill="vertical"
            align="start"
            width={size}
          >
            <Box direction="row" justify="end" fill="horizontal">
            <Button
                icon={<Trash />}
                onClick={() => {
                  client.writeFragment({
                    id: client.cache.config.dataIdFromObject(device),
                    fragment: MSGS_FRAGMENT,
                    data: {
                      __typename: "Device",
                      messages: [],
                    },
                  });
                }}
              />
              <Button icon={<Close />} onClick={() => onMessagesClosed()} />
            </Box>
            <Box pad="medium">
              {device.messages.map((msg) => (
                <Text color={msgToColor(msg)}>{msg}</Text>
              ))}
            </Box>
          </Box>
        </Layer>
      ) : null}
    </Box>
  );
};

export default Device;