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import { __assign } from 'tslib';
import { print } from 'graphql/language/printer';
import { InvariantError } from 'ts-invariant';
var defaultHttpOptions = {
includeQuery: true,
includeExtensions: false,
};
var defaultHeaders = {
accept: '*/*',
'content-type': 'application/json',
};
var defaultOptions = {
method: 'POST',
};
var fallbackHttpConfig = {
http: defaultHttpOptions,
headers: defaultHeaders,
options: defaultOptions,
};
var throwServerError = function (response, result, message) {
var error = new Error(message);
error.name = 'ServerError';
error.response = response;
error.statusCode = response.status;
error.result = result;
throw error;
};
var parseAndCheckHttpResponse = function (operations) { return function (response) {
return (response
.text()
.then(function (bodyText) {
try {
return JSON.parse(bodyText);
}
catch (err) {
var parseError = err;
parseError.name = 'ServerParseError';
parseError.response = response;
parseError.statusCode = response.status;
parseError.bodyText = bodyText;
return Promise.reject(parseError);
}
})
.then(function (result) {
if (response.status >= 300) {
throwServerError(response, result, "Response not successful: Received status code " + response.status);
}
if (!Array.isArray(result) &&
!result.hasOwnProperty('data') &&
!result.hasOwnProperty('errors')) {
throwServerError(response, result, "Server response was missing for query '" + (Array.isArray(operations)
? operations.map(function (op) { return op.operationName; })
: operations.operationName) + "'.");
}
return result;
}));
}; };
var checkFetcher = function (fetcher) {
if (!fetcher && typeof fetch === 'undefined') {
var library = 'unfetch';
if (typeof window === 'undefined')
library = 'node-fetch';
throw process.env.NODE_ENV === "production" ? new InvariantError(1) : new InvariantError("\nfetch is not found globally and no fetcher passed, to fix pass a fetch for\nyour environment like https://www.npmjs.com/package/" + library + ".\n\nFor example:\nimport fetch from '" + library + "';\nimport { createHttpLink } from 'apollo-link-http';\n\nconst link = createHttpLink({ uri: '/graphql', fetch: fetch });");
}
};
var createSignalIfSupported = function () {
if (typeof AbortController === 'undefined')
return { controller: false, signal: false };
var controller = new AbortController();
var signal = controller.signal;
return { controller: controller, signal: signal };
};
var selectHttpOptionsAndBody = function (operation, fallbackConfig) {
var configs = [];
for (var _i = 2; _i < arguments.length; _i++) {
configs[_i - 2] = arguments[_i];
}
var options = __assign({}, fallbackConfig.options, { headers: fallbackConfig.headers, credentials: fallbackConfig.credentials });
var http = fallbackConfig.http;
configs.forEach(function (config) {
options = __assign({}, options, config.options, { headers: __assign({}, options.headers, config.headers) });
if (config.credentials)
options.credentials = config.credentials;
http = __assign({}, http, config.http);
});
var operationName = operation.operationName, extensions = operation.extensions, variables = operation.variables, query = operation.query;
var body = { operationName: operationName, variables: variables };
if (http.includeExtensions)
body.extensions = extensions;
if (http.includeQuery)
body.query = print(query);
return {
options: options,
body: body,
};
};
var serializeFetchParameter = function (p, label) {
var serialized;
try {
serialized = JSON.stringify(p);
}
catch (e) {
var parseError = process.env.NODE_ENV === "production" ? new InvariantError(2) : new InvariantError("Network request failed. " + label + " is not serializable: " + e.message);
parseError.parseError = e;
throw parseError;
}
return serialized;
};
var selectURI = function (operation, fallbackURI) {
var context = operation.getContext();
var contextURI = context.uri;
if (contextURI) {
return contextURI;
}
else if (typeof fallbackURI === 'function') {
return fallbackURI(operation);
}
else {
return fallbackURI || '/graphql';
}
};
export { fallbackHttpConfig, throwServerError, parseAndCheckHttpResponse, checkFetcher, createSignalIfSupported, selectHttpOptionsAndBody, serializeFetchParameter, selectURI };
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