apollo-link-http/lib/bundle.umd.js

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('apollo-link'), require('apollo-link-http-common')) :
	typeof define === 'function' && define.amd ? define(['exports', 'apollo-link', 'apollo-link-http-common'], factory) :
	(factory((global.apolloLink = global.apolloLink || {}, global.apolloLink.http = {}),global.apolloLink.core,global.apolloLink.httpCommon));
}(this, (function (exports,apolloLink,apolloLinkHttpCommon) { 'use strict';

var __extends = (undefined && undefined.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var __rest = (undefined && undefined.__rest) || function (s, e) {
    var t = {};
    for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
        t[p] = s[p];
    if (s != null && typeof Object.getOwnPropertySymbols === "function")
        for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)
            t[p[i]] = s[p[i]];
    return t;
};
var createHttpLink = function (linkOptions) {
    if (linkOptions === void 0) { linkOptions = {}; }
    var _a = linkOptions.uri, uri = _a === void 0 ? '/graphql' : _a, fetcher = linkOptions.fetch, includeExtensions = linkOptions.includeExtensions, useGETForQueries = linkOptions.useGETForQueries, requestOptions = __rest(linkOptions, ["uri", "fetch", "includeExtensions", "useGETForQueries"]);
    apolloLinkHttpCommon.checkFetcher(fetcher);
    if (!fetcher) {
        fetcher = fetch;
    }
    var linkConfig = {
        http: { includeExtensions: includeExtensions },
        options: requestOptions.fetchOptions,
        credentials: requestOptions.credentials,
        headers: requestOptions.headers,
    };
    return new apolloLink.ApolloLink(function (operation) {
        var chosenURI = apolloLinkHttpCommon.selectURI(operation, uri);
        var context = operation.getContext();
        var contextConfig = {
            http: context.http,
            options: context.fetchOptions,
            credentials: context.credentials,
            headers: context.headers,
        };
        var _a = apolloLinkHttpCommon.selectHttpOptionsAndBody(operation, apolloLinkHttpCommon.fallbackHttpConfig, linkConfig, contextConfig), options = _a.options, body = _a.body;
        var _b = apolloLinkHttpCommon.createSignalIfSupported(), controller = _b.controller, signal = _b.signal;
        if (controller)
            options.signal = signal;
        var definitionIsMutation = function (d) {
            return d.kind === 'OperationDefinition' && d.operation === 'mutation';
        };
        if (useGETForQueries &&
            !operation.query.definitions.some(definitionIsMutation)) {
            options.method = 'GET';
        }
        if (options.method === 'GET') {
            var _c = rewriteURIForGET(chosenURI, body), newURI = _c.newURI, parseError = _c.parseError;
            if (parseError) {
                return apolloLink.fromError(parseError);
            }
            chosenURI = newURI;
        }
        else {
            try {
                options.body = apolloLinkHttpCommon.serializeFetchParameter(body, 'Payload');
            }
            catch (parseError) {
                return apolloLink.fromError(parseError);
            }
        }
        return new apolloLink.Observable(function (observer) {
            fetcher(chosenURI, options)
                .then(function (response) {
                operation.setContext({ response: response });
                return response;
            })
                .then(apolloLinkHttpCommon.parseAndCheckHttpResponse(operation))
                .then(function (result) {
                observer.next(result);
                observer.complete();
                return result;
            })
                .catch(function (err) {
                if (err.name === 'AbortError')
                    return;
                if (err.result && err.result.errors && err.result.data) {
                    observer.next(err.result);
                }
                observer.error(err);
            });
            return function () {
                if (controller)
                    controller.abort();
            };
        });
    });
};
function rewriteURIForGET(chosenURI, body) {
    var queryParams = [];
    var addQueryParam = function (key, value) {
        queryParams.push(key + "=" + encodeURIComponent(value));
    };
    if ('query' in body) {
        addQueryParam('query', body.query);
    }
    if (body.operationName) {
        addQueryParam('operationName', body.operationName);
    }
    if (body.variables) {
        var serializedVariables = void 0;
        try {
            serializedVariables = apolloLinkHttpCommon.serializeFetchParameter(body.variables, 'Variables map');
        }
        catch (parseError) {
            return { parseError: parseError };
        }
        addQueryParam('variables', serializedVariables);
    }
    if (body.extensions) {
        var serializedExtensions = void 0;
        try {
            serializedExtensions = apolloLinkHttpCommon.serializeFetchParameter(body.extensions, 'Extensions map');
        }
        catch (parseError) {
            return { parseError: parseError };
        }
        addQueryParam('extensions', serializedExtensions);
    }
    var fragment = '', preFragment = chosenURI;
    var fragmentStart = chosenURI.indexOf('#');
    if (fragmentStart !== -1) {
        fragment = chosenURI.substr(fragmentStart);
        preFragment = chosenURI.substr(0, fragmentStart);
    }
    var queryParamsPrefix = preFragment.indexOf('?') === -1 ? '?' : '&';
    var newURI = preFragment + queryParamsPrefix + queryParams.join('&') + fragment;
    return { newURI: newURI };
}
var HttpLink = (function (_super) {
    __extends(HttpLink, _super);
    function HttpLink(opts) {
        return _super.call(this, createHttpLink(opts).request) || this;
    }
    return HttpLink;
}(apolloLink.ApolloLink));

exports.createHttpLink = createHttpLink;
exports.HttpLink = HttpLink;

Object.defineProperty(exports, '__esModule', { value: true });

})));
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