import React, {useMemo, useEffect, useState} from 'react'
import MeasurementInput from '../inputs/measurement.js'
import { menswear, womenswear } from '@freesewing/models'
import nonHuman from './non-human.js'
import WomenswearIcon from 'shared/components/icons/womenswear.js'
import MenswearIcon from 'shared/components/icons/menswear.js'
import { useTranslation } from 'next-i18next'
import Setting from '../menu/core-settings/setting';
import {settings} from '../menu/core-settings/index';
import { Tab, Tabs } from 'shared/components/mdx/tabs.js'


const groups = {
  people: { menswear, womenswear },
  dolls: {
    menswear: nonHuman.menswear.dolls,
    womenswear: nonHuman.womenswear.dolls,
  },
  giants: {
    menswear: nonHuman.menswear.giants,
    womenswear: nonHuman.womenswear.giants,
  }
}

const icons = {
  menswear: <MenswearIcon />,
  womenswear: <WomenswearIcon />,
}


const WorkbenchMeasurements = ({ app, design, gist, updateGist, gistReady }) => {
  const { t } = useTranslation(['app', 'cfp'])

  // Method to handle measurement updates
  const updateMeasurements = (value, m=false) => {
    if (m === false) {
      // Set all measurements
      updateGist('measurements', value)
    } else {
      // Set one measurement
      updateGist(['measurements', m], value)
    }
  }

  const [firstInvalid, setFirstInvalid] = useState(undefined)

  useEffect(() => {
    if (!gistReady) { return }
    for (const m of design.config?.measurements || []) {
      if (!gist?.measurements?.[m]) {
        setFirstInvalid(m);
        return;
      }

      setFirstInvalid(undefined)
    }
  }, [gistReady])

  // Save us some typing
  const inputProps = useMemo(() => ({ app, updateMeasurements, gist }), [app, gist])

  return (
    <div className="m-auto max-w-2xl">
      <h1>
        <span className='capitalize mr-4 opacity-70'>
          {design.config.name}:
        </span> {t('measurements')}
      </h1>
      <h2>{t('cfp:preloadMeasurements')}</h2>
      <Tabs tabs="People, Dolls, Giants">
        {Object.keys(groups).map(group => (
          <Tab tabId={group}>
            {Object.keys(icons).map(type => (
              <React.Fragment key={type}>
                <h4 className="mt-4">{t(type)}</h4>
                <ul className="flex flex-row flex-wrap gap-2">
                  {Object.keys(groups[group][type]).map((m) => (
                    <li key={`${m}-${type}-${group}`} className="">
                      <button
                        className="flex flex-row btn btn-outline"
                        onClick={() => updateMeasurements(groups[group][type][m], false)}
                      >
                        {icons[type]}
                        { group === 'people'
                          ? m.slice(-2)
                          : m
                        }
                      </button>
                    </li>
                  ))}
                </ul>
              </React.Fragment>
            ))}
          </Tab>
        ))}
      </Tabs>

      <h2 className="mt-8">{t('cfp:enterMeasurements')}</h2>
      <div className="my-2 border p-4 rounded-lg shadow bg-base-200">
        <Setting key={'units'} setting={'units'} config={settings.units} updateGist={updateGist} {...inputProps} />
      </div>
        {design.config.measurements && (
          <>
            <h3>{t('requiredMeasurements')}</h3>
            {design.config.measurements.map(m => (
              <MeasurementInput key={m} m={m} focus={m == firstInvalid} {...inputProps} />
            ))}
          </>
        )}
        {design.config.optionalMeasurements && (
          <>
            <h3>{t('optionalMeasurements')}</h3>
            {design.config.optionalMeasurements.map(m => (
              <MeasurementInput key={m} m={m} {...inputProps} />
            ))}
          </>
        )}

    </div>
  )
}

export default WorkbenchMeasurements