Input Helpers

Various helpers related to input specific functionality.

Source code is hosted on GitHub

yarn

yarn add @corets/input-helpers

npm

npm install --save @corets/input-helpers

Quick Start

Prompt user to select a file and send it to a server:

import React from "react"
import { selectFile } from "@corets/input-helpers"
import axios from "axios"

const Example = () => {
  const handleSelectFile = async () => {
    const file = await selectFile()
    
    if ( ! file) return
    
    submitFile(file)
  }
  
  const submitFile = async (file: File) => {
    const formData = new FormData()
    formData.append('file', file)
    
    await axios.post(`/endpoint`, formData, {
      headers: { 'content-type': 'multipart/form-data' },
    })
  }
  
  return <button onClick={handleSelectFile}/>
}

Prompt user to select a file and show a preview:

import React, { useState } from "react"
import { selectFileOfType } from "@corets/input-helpers"

const Example = () => {
  const [selectedFile, setSelectedFile] = useState()
  
  const handleSelectFileOfType = async () => {
    const file = await selectFileOfType('image/*')
    if (!file) return
    
    setSelectedFile(file)
  }
  
  return (
    <div>
      <button onClick={handleSelectFileOfType}/>
      {selectedFile && (
        <img src={URL.createObjectURL(selectedFile)}/>
      )}
    </div>
  )
}

selectFile()

Prompt user to select one file:

import { selectFile } from "./selectFile"

const file = await selectFile()

if (file) {
  // some something with the file...
}

selectFiles()

Prompt user to select multiple files:

import { selectFiles } from "@corets/input-helpers"

const files = await selectFiles()

if (files.length > 0) {
  // do something with the files...
}

selectFileOfType()

Prompt user to select a file of a specific type:

import { selectFileOfType } from "@corets/input-helpers"

const file = await selectFileOfType('image/*')

if (file) {
  // so something with the file
}

Read more about file types here.

selectFilesOfType()

Prompt user to select multiple files of a specific type:

import { selectFilesOfType } from "@corets/input-helpers"

const files = await selectFilesOfType('image/*')

if (files.length > 0) {
  // so something with the files...
}