s3-react/lib/index.js

A React library for AWS S3 image upload

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
import Signature from './signature';
import Policy from './policy';
import { xAmzDate, dateYMD } from './utill';
class S3React {
    static upload(file, config) {
        const fd = new FormData();
        const key = `${config.albumName ? config.albumName + '/' : ''}${config.fileName ? config.fileName : file.name}`;
        const url = `https://${config.bucketName}.s3.amazonaws.com/`;
        fd.append('key', key);
        fd.append('acl', 'public-read');
        fd.append('Content-Type', file.type);
        fd.append('x-amz-meta-uuid', '14365123651274');
        fd.append('x-amz-server-side-encryption', 'AES256');
        fd.append('X-Amz-Credential', `${config.accessKeyId}/${dateYMD}/${config.region}/s3/aws4_request`);
        fd.append('X-Amz-Algorithm', 'AWS4-HMAC-SHA256');
        fd.append('X-Amz-Date', xAmzDate);
        fd.append('x-amz-meta-tag', '');
        fd.append('Policy', Policy.getPolicy(config));
        fd.append('X-Amz-Signature', Signature.getSignature(config, dateYMD, Policy.getPolicy(config)));
        fd.append("file", file);
        return new Promise((resolve, reject) => __awaiter(this, void 0, void 0, function* () {
            const errorHandler = (fn) => __awaiter(this, void 0, void 0, function* () {
                try {
                    const data = yield fn;
                    return [null, data];
                }
                catch (err) {
                    return [err];
                }
            });
            const uploadResult = () => __awaiter(this, void 0, void 0, function* () {
                let err, result;
                [err, result] = yield errorHandler(fetch(url, {
                    method: 'post',
                    body: fd
                }));
                if (err)
                    reject(err);
                resolve({
                    bucket: config.bucketName,
                    key: `${config.albumName ? config.albumName + '/' : ''}${file.name}`,
                    location: `${url}${config.albumName ? config.albumName + '/' : ''}${file.name}`,
                    result: result
                });
            });
            uploadResult();
        }));
    }
    static delete(config) {
        const fd = new FormData();
        const url = `https://${config.bucketName}.s3.amazonaws.com/${config.albumName ? config.albumName + '/' : ''}${config.fileName}`;
        fd.append('Date', xAmzDate);
        fd.append('X-Amz-Date', xAmzDate);
        fd.append('Authorization', Signature.getSignature(config, dateYMD, Policy.getPolicy(config)));
        fd.append('Content-Type', 'text/plain');
        return new Promise((resolve, reject) => __awaiter(this, void 0, void 0, function* () {
            const errorHandler = (fn) => __awaiter(this, void 0, void 0, function* () {
                try {
                    const data = yield fn;
                    return [null, data];
                }
                catch (err) {
                    return [err];
                }
            });
            const deleteResult = () => __awaiter(this, void 0, void 0, function* () {
                let err, result;
                [err, result] = yield errorHandler(fetch(url, {
                    method: 'delete',
                    body: fd
                }));
                if (err)
                    reject(err);
                resolve({
                    ok: result.ok,
                    status: result.status,
                    message: 'File Deleted',
                    fileName: config.fileName
                });
            });
            deleteResult();
        }));
    }
}
export default S3React;
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