react-garden/src/views/forms/form-elements/autocomplete/AutocompleteCreatable.js

React + TypeScript + ThreeJS app using Material UI on NextJS, Apollo Client, GraphQL + WordPress REST APIs, for ThreeD web development.. a part of the threed.ai code family.

// ** React Imports
import { useState } from 'react'

// ** MUI Imports
import TextField from '@mui/material/TextField'
import Autocomplete, { createFilterOptions } from '@mui/material/Autocomplete'

// ** Data
import { top100Films } from '~/@fake-db/autocomplete'

const filter = createFilterOptions()

const AutocompleteCreatable = () => {
  // ** State
  const [value, setValue] = useState(null)

  return (
    <Autocomplete
      freeSolo
      clearOnBlur
      value={value}
      selectOnFocus
      handleHomeEndKeys
      sx={{ width: 250 }}
      options={top100Films}
      id='autocomplete-free-solo-with-text'
      renderOption={(props, option) => <li {...props}>{option.title}</li>}
      renderInput={params => <TextField {...params} label='Free solo with text demo' />}
      getOptionLabel={option => {
        if (typeof option === 'string') {
          return option
        }
        if (option.inputValue) {
          return option.inputValue
        }

        return option.title
      }}
      onChange={(event, newValue) => {
        if (typeof newValue === 'string') {
          setValue({
            title: newValue
          })
        } else if (newValue && newValue.inputValue) {
          setValue({
            title: newValue.inputValue
          })
        } else {
          setValue(newValue)
        }
      }}
      filterOptions={(options, params) => {
        const filtered = filter(options, params)
        const { inputValue } = params
        const isExisting = options.some(option => inputValue === option.title)
        if (inputValue !== '' && !isExisting) {
          filtered.push({
            inputValue,
            title: `Add "${inputValue}"`
          })
        }

        return filtered
      }}
    />
  )
}

export default AutocompleteCreatable