66 lines
1.8 KiB
TypeScript
66 lines
1.8 KiB
TypeScript
import { convertFileSize } from './index';
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export const convertFileToBase64 = (file: File): Promise<string> => {
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return new Promise((resolve, reject) => {
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const reader = new FileReader();
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reader.readAsDataURL(file);
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reader.onload = () => resolve(reader.result as string);
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reader.onerror = (error) => reject(error);
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});
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};
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export const loadAudioData = async (data: any, type: string) => {
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return new Promise((resolve, reject) => {
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try {
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const audioBlob = new Blob([data], { type: type });
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const fileSize = convertFileSize(audioBlob.size);
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const audio = document.createElement('audio');
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const url = URL.createObjectURL(audioBlob);
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audio.src = url;
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audio.addEventListener('loadedmetadata', () => {
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const duration = audio.duration;
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resolve({
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data: audioBlob,
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size: fileSize,
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type: type,
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duration: Math.ceil(duration),
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url: url
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});
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});
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audio.addEventListener('ended', () => {
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URL.revokeObjectURL(audio.src);
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});
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} catch (error) {
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console.log('error====', error);
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reject(error);
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}
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});
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};
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export const readAudioFile = async (file: File) => {
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console.log('file====', file);
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return new Promise((resolve, reject) => {
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const reader = new FileReader();
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reader.onload = async function (e: any) {
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try {
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console.log('file====', file);
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const arrayBuffer = e.target.result;
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const audioData = await loadAudioData(arrayBuffer, file.type);
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resolve({
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...(audioData || {}),
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name: file.name
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});
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} catch (error) {
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console.log('error====', error);
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reject(error);
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}
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};
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reader.onerror = (error) => reject(error);
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reader.readAsArrayBuffer(file);
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});
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};
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