import { toast } from 'react-toastify';

const format = (a: string) => a.split(' ').join('').trim()

const firstLetter = (word: string) => word.slice(0, 1).toUpperCase()

const slicedWord = (word: string, max: number, from: number = 0) =>
    word.length < max ? word.slice(from) : word.slice(from, max)
    
const timeStamp = (updatedAt: string) => new Date(updatedAt).toLocaleString("en-US", {
    year:'numeric',
    month: 'short',
    day: 'numeric',
    hour: 'numeric',
    minute: '2-digit',
})

const timeStampMessage = (updatedAt: string) => new Date(updatedAt).toLocaleString('en-GB',{
    timeZone: 'UTC',
    hour: 'numeric',
    minute: '2-digit',
})


const timeStampFilter = (updatedAt: string) => new Date(updatedAt).toLocaleString("en-US", {
    year:'numeric',
    month: 'short',
    day: 'numeric',
})

const playNotification = (url:string) => {
  const audio = new Audio(url);
  audio.play();
}

const notification = (name: string, onClick: () => void) => {
    toast(`🦄new message from ${name}`, {
    position: "bottom-right",
    autoClose: 5000,
    hideProgressBar: false,
    closeOnClick: true,
    pauseOnHover: true,
    draggable: true,
    progress: undefined,
    onClick
  });
}

const playNotificationWithoutPermission = (url: string) => {
  const w:any = window
  const audioContext: any = new (w.AudioContext || w.webkitAudioContext)();
    navigator.mediaDevices
    .getUserMedia({ audio: true })
    .then(() => {
        const source = audioContext.createBufferSource();
        source.addEventListener('ended', () => {
            source.stop();
            audioContext.close();
        });
        const request = new XMLHttpRequest();
        request.open('GET', url, true);
        request.responseType = 'arraybuffer';
        request.onload = () => {
            audioContext.decodeAudioData(
                request.response,
                (buffer:any) => {
                    source.buffer = buffer;
                    source.connect(audioContext.destination);
                    source.start();
                },
                (e:any) => {
                    console.log('Error with decoding audio data' + e.message);
                });
        }
        request.send();
    })
    .catch(reason => console.error(`Audio permissions denied: ${reason}`));
}



export {
  format,
  firstLetter,
  slicedWord,
  timeStamp,
  timeStampMessage,
  timeStampFilter,
  playNotification,
  notification,
  playNotificationWithoutPermission
}