You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
1.9 KiB
40 lines
1.9 KiB
4 months ago
|
import { Observable } from "../../index.js";
|
||
|
|
import { handleError, readMultipartBody, } from "../../../link/http/parseAndCheckHttpResponse.js";
|
||
|
|
import { maybe } from "../../index.js";
|
||
|
|
import { serializeFetchParameter } from "../../../core/index.js";
|
||
|
|
import { generateOptionsForMultipartSubscription } from "../shared.js";
|
||
|
|
var backupFetch = maybe(function () { return fetch; });
|
||
|
|
export function createFetchMultipartSubscription(uri, _a) {
|
||
|
|
var _b = _a === void 0 ? {} : _a, preferredFetch = _b.fetch, headers = _b.headers;
|
||
|
|
return function multipartSubscriptionForwarder(_a) {
|
||
|
|
var query = _a.query, variables = _a.variables;
|
||
|
|
var body = { variables: variables, query: query };
|
||
|
|
var options = generateOptionsForMultipartSubscription(headers || {});
|
||
|
|
return new Observable(function (observer) {
|
||
|
|
try {
|
||
|
|
options.body = serializeFetchParameter(body, "Payload");
|
||
|
|
}
|
||
|
|
catch (parseError) {
|
||
|
|
observer.error(parseError);
|
||
|
|
}
|
||
|
|
var currentFetch = preferredFetch || maybe(function () { return fetch; }) || backupFetch;
|
||
|
|
var observerNext = observer.next.bind(observer);
|
||
|
|
currentFetch(uri, options)
|
||
|
|
.then(function (response) {
|
||
|
|
var _a;
|
||
|
|
var ctype = (_a = response.headers) === null || _a === void 0 ? void 0 : _a.get("content-type");
|
||
|
|
if (ctype !== null && /^multipart\/mixed/i.test(ctype)) {
|
||
|
|
return readMultipartBody(response, observerNext);
|
||
|
|
}
|
||
|
|
observer.error(new Error("Expected multipart response"));
|
||
|
|
})
|
||
|
|
.then(function () {
|
||
|
|
observer.complete();
|
||
|
|
})
|
||
|
|
.catch(function (err) {
|
||
|
|
handleError(err, observer);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
};
|
||
|
|
}
|
||
|
|
//# sourceMappingURL=index.js.map
|