featurehub-javascript-client-sdk/dist/index.js

FeatureHub client/browser SDK

"use strict";
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    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
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var __exportStar = (this && this.__exportStar) || function(m, exports) {
    for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.FeatureHub = void 0;
const edge_featurehub_config_1 = require("./edge_featurehub_config");
const polling_sdk_1 = require("./polling_sdk");
const feature_hub_config_1 = require("./feature_hub_config");
__exportStar(require("./feature_state"), exports);
__exportStar(require("./feature_hub_config"), exports);
__exportStar(require("./edge_service"), exports);
__exportStar(require("./client_feature_repository"), exports);
__exportStar(require("./models/models"), exports);
__exportStar(require("./analytics"), exports);
__exportStar(require("./test_sdk"), exports);
__exportStar(require("./polling_sdk"), exports);
__exportStar(require("./middleware"), exports);
__exportStar(require("./baggage_header"), exports);
__exportStar(require("./interceptors"), exports);
__exportStar(require("./client_context"), exports);
__exportStar(require("./internal_feature_repository"), exports);
__exportStar(require("./context_impl"), exports);
__exportStar(require("./featurehub_repository"), exports);
__exportStar(require("./edge_featurehub_config"), exports);
__exportStar(require("./featurehub_eventsource"), exports);
__exportStar(require("./local_context"), exports);
class FeatureHub {
    static feature(key) { return this.context.feature(key); }
    static set(config, context) {
        window['fhConfig'] = config;
        window['fhContext'] = context;
    }
    static get context() {
        if (this.inBrowser) {
            const fhContext = window['fhContext'];
            if (fhContext) {
                return fhContext;
            }
        }
        throw new Error('No FeatureHub context defined');
    }
    static get config() {
        if (this.inBrowser) {
            const fhConfig = window['fhConfig'];
            if (fhConfig) {
                return fhConfig;
            }
        }
        throw new Error('No FeatureHub config defined');
    }
    static _initialize() {
        if (this.inBrowser) {
            const metaTags = document.getElementsByTagName('meta');
            const apiKeys = [];
            let pollInterval;
            let url;
            const params = [];
            for (let count = 0; count < metaTags.length; count++) {
                const name = metaTags[count].getAttribute('name');
                const content = metaTags[count].content;
                if (name === 'featurehub-url') {
                    url = content;
                }
                else if (name === 'featurehub-apiKey') {
                    apiKeys.push(content);
                }
                else if (name === 'featurehub-interval') {
                    pollInterval = content;
                }
                else if (name === null || name === void 0 ? void 0 : name.startsWith('featurehub-')) {
                    params.push([name.substring(11), content]);
                }
            }
            if (apiKeys.length > 0) {
                if (pollInterval) {
                    const _interval = pollInterval;
                    feature_hub_config_1.fhLog.trace('setting polling interval to', pollInterval);
                    edge_featurehub_config_1.EdgeFeatureHubConfig.defaultEdgeServiceSupplier =
                        (repo, config) => new polling_sdk_1.FeatureHubPollingClient(repo, config, parseInt(_interval));
                }
                const config = edge_featurehub_config_1.EdgeFeatureHubConfig.config(url || 'https://app.featurehub.io/vanilla', apiKeys[0]);
                if (apiKeys.length > 1) {
                    for (let count = 1; count < apiKeys.length; count++) {
                        config.apiKey(apiKeys[count]);
                    }
                }
                const context = config.newContext();
                for (let count = 0; count < params.length; count++) {
                    context.attributeValue(params[count][0], params[count][1]);
                }
                context.build();
                this.set(config, context);
            }
        }
    }
    static close() {
        this.config.close();
    }
}
exports.FeatureHub = FeatureHub;
FeatureHub.inBrowser = (typeof window !== 'undefined' && typeof document !== 'undefined');
FeatureHub._initialize();
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