import { useCallback, useState } from 'react';
import isElectron from 'is-electron';
import { RiCheckboxBlankLine, RiCloseLine, RiSubtractLine } from 'react-icons/ri';
import styled from 'styled-components';
import { useCurrentStatus, useQueueStatus } from '/@/renderer/store';
import { useWindowSettings } from '/@/renderer/store/settings.store';
import { Platform, PlayerStatus } from '/@/renderer/types';
import appIcon from '../../../assets/icons/32x32.png';
import macCloseHover from './assets/close-mac-hover.png';
import macClose from './assets/close-mac.png';
import macMaxHover from './assets/max-mac-hover.png';
import macMax from './assets/max-mac.png';
import macMinHover from './assets/min-mac-hover.png';
import macMin from './assets/min-mac.png';

const WindowsContainer = styled.div`
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100vw;
  color: var(--window-bar-fg);
  background-color: var(--window-bar-bg);
  -webkit-app-region: drag;
`;

const WindowsButtonGroup = styled.div`
  display: flex;
  width: 130px;
  height: 100%;
  -webkit-app-region: no-drag;
`;

const WindowsButton = styled.div<{ $exit?: boolean }>`
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  -webkit-app-region: no-drag;
  width: 50px;
  height: 30px;

  img {
    width: 35%;
    height: 50%;
  }

  &:hover {
    background: ${({ $exit }) => ($exit ? 'var(--danger-color)' : 'rgba(125, 125, 125, 30%)')};
  }
`;

const PlayerStatusContainer = styled.div`
  display: flex;
  gap: 0.5rem;
  max-width: 45vw;
  padding-left: 1rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
`;

const browser = isElectron() ? window.electron.browser : null;
const close = () => browser.exit();
const minimize = () => browser.minimize();
const maximize = () => browser.maximize();
const unmaximize = () => browser.unmaximize();

interface WindowBarControlsProps {
  controls: {
    handleClose: () => void;
    handleMaximize: () => void;
    handleMinimize: () => void;
  };
  title: string;
}

const WindowsControls = ({ controls, title }: WindowBarControlsProps) => {
  const { handleClose, handleMaximize, handleMinimize } = controls;

  return (
    <WindowsContainer>
      <PlayerStatusContainer>
        <img
          alt=""
          height={18}
          src={appIcon}
          width={18}
        />
        {title}
      </PlayerStatusContainer>
      <WindowsButtonGroup>
        <WindowsButton
          role="button"
          onClick={handleMinimize}
        >
          <RiSubtractLine size={19} />
        </WindowsButton>
        <WindowsButton
          role="button"
          onClick={handleMaximize}
        >
          <RiCheckboxBlankLine size={13} />
        </WindowsButton>
        <WindowsButton
          $exit
          role="button"
          onClick={handleClose}
        >
          <RiCloseLine size={19} />
        </WindowsButton>
      </WindowsButtonGroup>
    </WindowsContainer>
  );
};

const MacOsContainer = styled.div`
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  -webkit-app-region: drag;
  color: var(--window-bar-fg);
  background-color: var(--window-bar-bg);
`;

const MacOsButtonGroup = styled.div`
  position: absolute;
  top: 5px;
  left: 0.5rem;
  display: grid;
  grid-template-columns: repeat(3, 20px);
  height: 100%;

  -webkit-app-region: no-drag;
`;

export const MacOsButton = styled.div<{
  maxButton?: boolean;
  minButton?: boolean;
  restoreButton?: boolean;
}>`
  grid-row: 1 / span 1;
  grid-column: ${(props) => (props.minButton ? 2 : props.maxButton || props.restoreButton ? 3 : 1)};
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  user-select: none;

  img {
    width: 18px;
    height: 18px;
  }
`;

const MacOsControls = ({ controls, title }: WindowBarControlsProps) => {
  const { handleClose, handleMaximize, handleMinimize } = controls;

  const [hoverMin, setHoverMin] = useState(false);
  const [hoverMax, setHoverMax] = useState(false);
  const [hoverClose, setHoverClose] = useState(false);

  return (
    <MacOsContainer>
      <MacOsButtonGroup>
        <MacOsButton
          minButton
          className="button"
          id="min-button"
          onClick={handleMinimize}
          onMouseLeave={() => setHoverMin(false)}
          onMouseOver={() => setHoverMin(true)}
        >
          <img
            alt=""
            className="icon"
            draggable="false"
            src={hoverMin ? macMinHover : macMin}
          />
        </MacOsButton>
        <MacOsButton
          maxButton
          className="button"
          id="max-button"
          onClick={handleMaximize}
          onMouseLeave={() => setHoverMax(false)}
          onMouseOver={() => setHoverMax(true)}
        >
          <img
            alt=""
            className="icon"
            draggable="false"
            src={hoverMax ? macMaxHover : macMax}
          />
        </MacOsButton>
        <MacOsButton
          className="button"
          id="close-button"
          onClick={handleClose}
          onMouseLeave={() => setHoverClose(false)}
          onMouseOver={() => setHoverClose(true)}
        >
          <img
            alt=""
            className="icon"
            draggable="false"
            src={hoverClose ? macCloseHover : macClose}
          />
        </MacOsButton>
      </MacOsButtonGroup>
      <PlayerStatusContainer>{title}</PlayerStatusContainer>
    </MacOsContainer>
  );
};

export const WindowBar = () => {
  const playerStatus = useCurrentStatus();
  const { currentSong, index, length } = useQueueStatus();
  const { windowBarStyle } = useWindowSettings();

  const statusString = playerStatus === PlayerStatus.PAUSED ? '(Paused) ' : '';
  const queueString = length ? `(${index + 1} / ${length}) ` : '';
  const title = length ? `${statusString}${queueString}${currentSong?.name}` : 'Feishin';
  document.title = title;

  const [max, setMax] = useState(false);

  const handleMinimize = () => minimize();

  const handleMaximize = useCallback(() => {
    if (max) {
      unmaximize();
    } else {
      maximize();
    }
    setMax(!max);
  }, [max]);

  const handleClose = useCallback(() => close(), []);

  return (
    <>
      {windowBarStyle === Platform.WINDOWS && (
        <WindowsControls
          controls={{ handleClose, handleMaximize, handleMinimize }}
          title={title}
        />
      )}
      {windowBarStyle === Platform.MACOS && (
        <MacOsControls
          controls={{ handleClose, handleMaximize, handleMinimize }}
          title={title}
        />
      )}
    </>
  );
};