import React, { useState } from 'react';
import PropTypes from 'prop-types';
import classnames from 'classnames';
import { Icon, ButtonGroup, Button, Tooltip } from '@ohif/ui';

const classes = {
  infoHeader: 'text-base text-primary-light',
  infoText: 'text-base text-white',
  firstRow: 'flex flex-col',
  row: 'flex flex-col ml-4',
};

const ViewportActionBar = ({
  studyData,
  showNavArrows,
  showPatientInfo: patientInfoVisibility,
  onSeriesChange,
  onHydrationClick,
}) => {
  const [showPatientInfo, setShowPatientInfo] = useState(patientInfoVisibility);

  // TODO -> Remake this component with a bunch of generic slots that can be filled,
  // Its not generic at all, isTracked etc shouldn't be parts of this component.
  // It shouldn't care that a tracking mode or SR exists.
  // Things like the right/left buttons should be made into smaller
  // Components you can compose.
  // OHIF-200 ticket.

  const {
    label,
    isTracked,
    isLocked,
    isHydrated,
    modality,
    studyDate,
    currentSeries,
    seriesDescription,
    patientInformation,
  } = studyData;

  const {
    patientName,
    patientSex,
    patientAge,
    MRN,
    thickness,
    spacing,
    scanner,
  } = patientInformation;

  const onPatientInfoClick = () => setShowPatientInfo(!showPatientInfo);

  const renderIconStatus = () => {
    if (modality === 'SR') {
      return (
        <>
          <div className="relative flex p-1 border rounded border-primary-light">
            <span className="text-sm font-bold leading-none text-primary-light">
              SR
            </span>
            {isLocked && (
              <Icon
                name="lock"
                className="absolute w-3 text-white"
                style={{ top: -6, right: -6 }}
              />
            )}
          </div>
          {!isLocked && !isHydrated && (
            <div className="relative flex p-1 border rounded border-primary-light">
              <span
                className="text-sm font-bold leading-none text-primary-light"
                onClick={onHydrationClick}
              >
                Edit
              </span>
            </div>
          )}
        </>
      );
    }

    return (
      <div className="relative">
        {!isTracked ? (
          <Icon name="dotted-circle" className="w-6 text-primary-light" />
        ) : (
          <Tooltip
            position="bottom-left"
            content={
              <div className="flex py-2">
                <div className="flex pt-1">
                  <Icon name="info-link" className="w-4 text-primary-main" />
                </div>
                <div className="flex ml-4">
                  <span className="text-base text-common-light">
                    Series is
                    <span className="font-bold text-white"> tracked</span> and
                    can be viewed <br /> in the measurement panel
                  </span>
                </div>
              </div>
            }
          >
            <Icon name="tracked" className="w-6 text-primary-light" />
          </Tooltip>
        )}
      </div>
    );
  };

  return (
    <div className="flex items-center p-2 border-b border-primary-light">
      <div className="flex flex-grow">
        <div className="flex items-center">
          {renderIconStatus()}
          <span className="ml-2 text-white text-large">{label}</span>
        </div>
        <div className="flex flex-col justify-start ml-4">
          <div className="flex">
            <span className="text-base text-white">{studyDate}</span>
            <span className="pl-2 ml-2 text-base border-l border-primary-light text-primary-light">
              S: {currentSeries}
            </span>
          </div>
          <div className="flex">
            {/* TODO:
                This is tricky. Our "no-wrap" in truncate means this has a hard
                length. The overflow forces ellipse. If we don't set max width
                appropriately, this causes the ActionBar to overflow.
                Can clean up by setting percentage widths + calc on parent
                containers
             */}
            <p className="text-base truncate max-w-40 text-primary-light">
              {seriesDescription}
            </p>
          </div>
        </div>
      </div>
      {showNavArrows && (
        <div className="ml-2">
          <ButtonGroup>
            <Button
              size="initial"
              className="px-2 py-1"
              onClick={() => onSeriesChange('left')}
            >
              <Icon name="chevron-left" className="w-4 text-white" />
            </Button>
            <Button
              size="initial"
              className="px-2 py-1"
              onClick={() => onSeriesChange('right')}
            >
              <Icon name="chevron-right" className="w-4 text-white" />
            </Button>
          </ButtonGroup>
        </div>
      )}
      <div className="flex ml-4 mr-2" onClick={onPatientInfoClick}>
        <PatientInfo
          isOpen={showPatientInfo}
          patientName={patientName}
          patientSex={patientSex}
          patientAge={patientAge}
          MRN={MRN}
          thickness={thickness}
          spacing={spacing}
          scanner={scanner}
        />
      </div>
    </div>
  );
};

ViewportActionBar.propTypes = {
  onSeriesChange: PropTypes.func.isRequired,
  showNavArrows: PropTypes.bool,
  showPatientInfo: PropTypes.bool,
  studyData: PropTypes.shape({
    label: PropTypes.string.isRequired,
    isTracked: PropTypes.bool.isRequired,
    isLocked: PropTypes.bool.isRequired,
    studyDate: PropTypes.string.isRequired,
    currentSeries: PropTypes.number.isRequired,
    seriesDescription: PropTypes.string.isRequired,
    modality: PropTypes.string.isRequired,
    patientInformation: PropTypes.shape({
      patientName: PropTypes.string.isRequired,
      patientSex: PropTypes.string.isRequired,
      patientAge: PropTypes.string.isRequired,
      MRN: PropTypes.string.isRequired,
      thickness: PropTypes.string.isRequired,
      spacing: PropTypes.string.isRequired,
      scanner: PropTypes.string.isRequired,
    }),
  }).isRequired,
};

ViewportActionBar.defaultProps = {
  showNavArrows: true,
  showPatientInfo: false,
};

function PatientInfo({
  patientName,
  patientSex,
  patientAge,
  MRN,
  thickness,
  spacing,
  scanner,
  isOpen,
}) {
  return (
    <Tooltip
      isSticky
      isDisabled={!isOpen}
      position="bottom-right"
      content={
        isOpen && (
          <div className="flex py-2">
            <div className="flex pt-1">
              <Icon name="info-link" className="w-4 text-primary-main" />
            </div>
            <div className="flex flex-col ml-2">
              <span className="text-base font-bold text-white">
                {patientName}
              </span>
              <div className="flex pb-4 mt-4 mb-4 border-b border-secondary-main">
                <div className={classnames(classes.firstRow)}>
                  <span className={classnames(classes.infoHeader)}>Sex</span>
                  <span className={classnames(classes.infoText)}>
                    {patientSex}
                  </span>
                </div>
                <div className={classnames(classes.row)}>
                  <span className={classnames(classes.infoHeader)}>Age</span>
                  <span className={classnames(classes.infoText)}>
                    {patientAge}
                  </span>
                </div>
                <div className={classnames(classes.row)}>
                  <span className={classnames(classes.infoHeader)}>MRN</span>
                  <span className={classnames(classes.infoText)}>{MRN}</span>
                </div>
              </div>
              <div className="flex">
                <div className={classnames(classes.firstRow)}>
                  <span className={classnames(classes.infoHeader)}>
                    Thickness
                  </span>
                  <span className={classnames(classes.infoText)}>
                    {thickness ? thickness : 'N/A'}
                  </span>
                </div>
                <div className={classnames(classes.row)}>
                  <span className={classnames(classes.infoHeader)}>
                    Spacing
                  </span>
                  <span className={classnames(classes.infoText)}>
                    {spacing}
                  </span>
                </div>
                <div className={classnames(classes.row)}>
                  <span className={classnames(classes.infoHeader)}>
                    Scanner
                  </span>
                  <span className={classnames(classes.infoText)}>
                    {scanner}
                  </span>
                </div>
              </div>
            </div>
          </div>
        )
      }
    >
      <div className="relative flex justify-end cursor-pointer">
        <div className="relative">
          <Icon name="profile" className="w-5 text-white" />
          <Icon
            name="info-link"
            className="absolute w-5 text-white bg-black"
            style={{ right: -7, bottom: -10 }}
          />
        </div>
      </div>
    </Tooltip>
  );
}

export default ViewportActionBar;