"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * @file @todo https://www.apollographql.com/docs/react/features/performance.html#cache-redirects
 * @todo @see https://www.apollographql.com/docs/react/advanced/boost-migration
 */
const apollo_boost_1 = require("apollo-boost");
const apollo_cache_persist_1 = require("apollo-cache-persist");
const apollo_link_error_1 = require("apollo-link-error");
const persistence_1 = require("@skava/persistence");
const exotic_1 = require("exotic");
const IS_BROWSER = typeof window === 'object';
const proxyUrl = process.env.API_URL === '"' ? '' : process.env.API_URL || '';
const apiBaseUrl = proxyUrl
    ? proxyUrl
    : IS_BROWSER
        ? ''
        : process.env.SERVER_URL;
/**
 * @note we add `credentials` to send cookies via fetch
 * @todo @see https://github.com/bitinn/node-fetch/issues/49
 * @see https://github.com/apollographql/apollo-link/issues/83
 * @see https://github.com/github/fetch#sending-cookies
 */
const cookieFetch = (url, options) => {
    const credentials = process.env.SUBAPP_GRAPHQL
        ? 'same-origin'
        : 'include';
    const fetchOptions = Object.assign({}, options, { credentials });
    return fetch(url, fetchOptions);
};
const uri = `${apiBaseUrl}/graphql`;
exports.uri = uri;
const httpLink = new apollo_boost_1.HttpLink({ uri, fetch: cookieFetch });
exports.httpLink = httpLink;
/**
 * @api https://www.apollographql.com/docs/react/features/cache-updates.html#normalization
 * @todo freeze @@perf
 */
const inMemoryCacheConfig = {};
const cache = new apollo_boost_1.InMemoryCache(inMemoryCacheConfig).restore(IS_BROWSER && window.__APOLLO_STATE__);
exports.cache = cache;
/**
 * Apollo Middlewares
 */
const logError = (error) => {
    const { message, locations, path } = error;
    console.error(`[GraphQL error]: Message: ${message}, Location: ${locations}, Path: ${path}`);
};
const errorLink = apollo_link_error_1.onError(namedErrorResponseParams => {
    const { graphQLErrors, networkError, response, operation, } = namedErrorResponseParams;
    if (exotic_1.isObj(graphQLErrors)) {
        const list = graphQLErrors;
        list.forEach(logError);
    }
    if (!exotic_1.isEmpty(networkError)) {
        console.error(`[Network error]: ${networkError}`);
    }
    const hasError = exotic_1.isObj(graphQLErrors) || !exotic_1.isEmpty(networkError);
    const isValidResponse = exotic_1.isObj(response);
    if (hasError && isValidResponse) {
        // ignore... for now
        response.errors = null;
    }
});
/**
 * @see https://github.com/apollographql/apollo-link/tree/master/packages/apollo-link-error
 * @todo https://www.apollographql.com/docs/link/index.html#graphql-tools custom fetcher?
 */
const consoleLink = new apollo_boost_1.ApolloLink((operation, forward) => {
    console.info(`starting request for ${operation.operationName}`);
    return forward(operation).map(data => {
        console.info(`ending request for ${operation.operationName}`);
        return data;
    });
});
const link = apollo_boost_1.ApolloLink.from([errorLink, consoleLink, httpLink]);
/**
 * @see https://github.com/apollographql/apollo-cache-persist/blob/0bc569308379b4cc59b2c7f5f4823428b208ada0/src/types/index.ts
 */
if (process.env.USE_APOLLO_CACHE) {
    const cacheConfig = {
        cache,
        // @todo this isn't working for types
        storage: persistence_1.oneStorage,
        key: 'graphql-client-cache',
    };
    apollo_cache_persist_1.persistCache(cacheConfig);
}
/**
 * @todo
 * @requires https://github.com/apollographql/apollo-client/blob/master/docs/source/recipes/server-side-rendering.md#store-rehydration
 *
 * @see https://github.com/apollographql/apollo-client/blob/82a846c9591bcff975cc28d3786105b80a49b4ba/src/queries/queryTransform.ts#L30
 * @see https://github.com/apollographql/apollo-client/issues/1913#issuecomment-348359030
 */
const clientConfig = {
    link,
    cache,
    ssrMode: true,
};
exports.clientConfig = clientConfig;
if (process.env.DISABLE_SSR && IS_BROWSER === true) {
    clientConfig.ssrMode = false;
}
if (!process.env.DISABLE_CACHE) {
    clientConfig.cache = cache;
}
if (IS_BROWSER === false) {
    // @see https://github.com/apollographql/apollo-client/issues/1419
    // clientConfig.cache = undefined
}
const client = new apollo_boost_1.ApolloClient(clientConfig);
exports.client = client;
// important
exports.default = client;
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