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index.js
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index.js
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"use strict";
/*
* Copyright 2019 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const functions = require("firebase-functions");
const bitly_1 = require("bitly");
const abstract_shortener_1 = require("./abstract-shortener");
const config_1 = require("./config");
const logs = require("./logs");
class FirestoreBitlyUrlShortener extends abstract_shortener_1.FirestoreUrlShortener {
constructor(urlFieldName, shortUrlFieldName, bitlyAccessToken) {
super(urlFieldName, shortUrlFieldName);
this.bitly = new bitly_1.BitlyClient(bitlyAccessToken);
logs.init();
}
shortenUrl(snapshot) {
return __awaiter(this, void 0, void 0, function* () {
const url = this.extractUrl(snapshot);
logs.shortenUrl(url);
try {
const response = yield this.bitly.shorten(url);
const { url: shortUrl } = response;
logs.shortenUrlComplete(shortUrl);
yield this.updateShortUrl(snapshot, shortUrl);
}
catch (err) {
logs.error(err);
}
});
}
}
const urlShortener = new FirestoreBitlyUrlShortener(config_1.default.urlFieldName, config_1.default.shortUrlFieldName, config_1.default.bitlyAccessToken);
exports.fsurlshortener = functions.handler.firestore.document.onWrite((change) => __awaiter(this, void 0, void 0, function* () {
return urlShortener.onDocumentWrite(change);
}));