willwill96-petfinder-graphql/dist/utils/get-petfinder-access-token.js

contains files and utilities to bootstrap a graphql instance wrapping the petfinder api

"use strict";
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());
    });
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const node_cache_1 = __importDefault(require("node-cache"));
const isomorphic_fetch_1 = __importDefault(require("isomorphic-fetch"));
const fetchAccessToken = (options) => __awaiter(void 0, void 0, void 0, function* () {
    const params = new URLSearchParams();
    params.append('grant_type', 'client_credentials');
    params.append('client_id', options.petfinderApiKey);
    params.append('client_secret', options.petfinderSecretKey);
    const petfinderRes = yield (0, isomorphic_fetch_1.default)('https://api.petfinder.com/v2/oauth2/token', {
        method: 'POST',
        body: params,
    });
    const json = yield petfinderRes.json();
    return json;
});
const PetfinderAccessTokenCache = new node_cache_1.default();
const TWO_MINUTES_IN_SECONDS = 60 * 2;
const bufferExpiration = expirationTime => expirationTime - TWO_MINUTES_IN_SECONDS;
const getAccessToken = (options) => __awaiter(void 0, void 0, void 0, function* () {
    const petfinderAccessToken = PetfinderAccessTokenCache.get('value');
    if (petfinderAccessToken)
        return petfinderAccessToken;
    const json = yield fetchAccessToken(options);
    PetfinderAccessTokenCache.set('value', json.access_token, bufferExpiration(json.expires_in));
    return json.access_token;
});
exports.default = getAccessToken;