import { h } from 'preact'
import { useEffect, useState, useCallback } from 'preact/hooks'
import { type ChangeEvent } from 'preact/compat'
import { nanoid } from 'nanoid/non-secure'

type Props = {
  searchString: string
  setSearchString: (s: string) => void
  submitSearchString: () => void

  wrapperClassName: string
  inputClassName: string

  inputLabel: string
  clearSearchLabel?: string

  showButton?: boolean
  buttonLabel?: string
  buttonCSSClassName?: string
}

function SearchInput({
  searchString,
  setSearchString,
  submitSearchString,

  wrapperClassName,
  inputClassName,

  inputLabel,
  clearSearchLabel = '',

  showButton = false,
  buttonLabel = '',
  buttonCSSClassName = '',
}: Props) {
  const onInput = (e: ChangeEvent) => {
    setSearchString((e.target as HTMLInputElement).value)
  }

  const submit = useCallback(
    (ev: Event) => {
      ev.preventDefault()
      submitSearchString()
    },
    [submitSearchString],
  )

  // We do this to avoid nested <form>s
  // (See https://github.com/transloadit/uppy/pull/5050#discussion_r1640392516)
  const [form] = useState(() => {
    const formEl = document.createElement('form')
    formEl.setAttribute('tabindex', '-1')
    formEl.id = nanoid()
    return formEl
  })

  useEffect(() => {
    document.body.appendChild(form)
    form.addEventListener('submit', submit)
    return () => {
      form.removeEventListener('submit', submit)
      document.body.removeChild(form)
    }
  }, [form, submit])

  return (
    <section className={wrapperClassName}>
      <input
        className={`uppy-u-reset ${inputClassName}`}
        type="search"
        aria-label={inputLabel}
        placeholder={inputLabel}
        value={searchString}
        onInput={onInput}
        form={form.id}
        data-uppy-super-focusable
      />
      {!showButton && (
        // 🔍
        <svg
          aria-hidden="true"
          focusable="false"
          className="uppy-c-icon uppy-ProviderBrowser-searchFilterIcon"
          width="12"
          height="12"
          viewBox="0 0 12 12"
        >
          <path d="M8.638 7.99l3.172 3.172a.492.492 0 1 1-.697.697L7.91 8.656a4.977 4.977 0 0 1-2.983.983C2.206 9.639 0 7.481 0 4.819 0 2.158 2.206 0 4.927 0c2.721 0 4.927 2.158 4.927 4.82a4.74 4.74 0 0 1-1.216 3.17zm-3.71.685c2.176 0 3.94-1.726 3.94-3.856 0-2.129-1.764-3.855-3.94-3.855C2.75.964.984 2.69.984 4.819c0 2.13 1.765 3.856 3.942 3.856z" />
        </svg>
      )}
      {!showButton && searchString && (
        // ❌
        <button
          className="uppy-u-reset uppy-ProviderBrowser-searchFilterReset"
          type="button"
          aria-label={clearSearchLabel}
          title={clearSearchLabel}
          onClick={() => setSearchString('')}
        >
          <svg
            aria-hidden="true"
            focusable="false"
            className="uppy-c-icon"
            viewBox="0 0 19 19"
          >
            <path d="M17.318 17.232L9.94 9.854 9.586 9.5l-.354.354-7.378 7.378h.707l-.62-.62v.706L9.318 9.94l.354-.354-.354-.354L1.94 1.854v.707l.62-.62h-.706l7.378 7.378.354.354.354-.354 7.378-7.378h-.707l.622.62v-.706L9.854 9.232l-.354.354.354.354 7.378 7.378.708-.707-7.38-7.378v.708l7.38-7.38.353-.353-.353-.353-.622-.622-.353-.353-.354.352-7.378 7.38h.708L2.56 1.23 2.208.88l-.353.353-.622.62-.353.355.352.353 7.38 7.38v-.708l-7.38 7.38-.353.353.352.353.622.622.353.353.354-.353 7.38-7.38h-.708l7.38 7.38z" />
          </svg>
        </button>
      )}
      {showButton && (
        <button
          className={`uppy-u-reset uppy-c-btn uppy-c-btn-primary ${buttonCSSClassName}`}
          type="submit"
          form={form.id}
        >
          {buttonLabel}
        </button>
      )}
    </section>
  )
}

export default SearchInput