Odoo GraphQL Subscription using Node, Express JS for Sample
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import { __assign, __awaiter, __generator } from "tslib";
import { responseIterator } from "./responseIterator.js";
import { throwServerError } from "../utils/index.js";
import { PROTOCOL_ERRORS_SYMBOL } from "../../errors/index.js";
import { isApolloPayloadResult } from "../../utilities/common/incrementalResult.js";
var hasOwnProperty = Object.prototype.hasOwnProperty;
export function readMultipartBody(response, nextValue) {
var _a;
return __awaiter(this, void 0, void 0, function () {
var decoder, contentType, delimiter, boundaryVal, boundary, buffer, iterator, running, _b, value, done, chunk, searchFrom, bi, message, i, headers, contentType_1, body, result, next;
var _c, _d;
return __generator(this, function (_e) {
switch (_e.label) {
case 0:
if (TextDecoder === undefined) {
throw new Error("TextDecoder must be defined in the environment: please import a polyfill.");
}
decoder = new TextDecoder("utf-8");
contentType = (_a = response.headers) === null || _a === void 0 ? void 0 : _a.get("content-type");
delimiter = "boundary=";
boundaryVal = (contentType === null || contentType === void 0 ? void 0 : contentType.includes(delimiter)) ?
contentType === null || contentType === void 0 ? void 0 : contentType.substring((contentType === null || contentType === void 0 ? void 0 : contentType.indexOf(delimiter)) + delimiter.length).replace(/['"]/g, "").replace(/\;(.*)/gm, "").trim()
: "-";
boundary = "\r\n--".concat(boundaryVal);
buffer = "";
iterator = responseIterator(response);
running = true;
_e.label = 1;
case 1:
if (!running) return [3 /*break*/, 3];
return [4 /*yield*/, iterator.next()];
case 2:
_b = _e.sent(), value = _b.value, done = _b.done;
chunk = typeof value === "string" ? value : decoder.decode(value);
searchFrom = buffer.length - boundary.length + 1;
running = !done;
buffer += chunk;
bi = buffer.indexOf(boundary, searchFrom);
while (bi > -1) {
message = void 0;
_c = [
buffer.slice(0, bi),
buffer.slice(bi + boundary.length),
], message = _c[0], buffer = _c[1];
i = message.indexOf("\r\n\r\n");
headers = parseHeaders(message.slice(0, i));
contentType_1 = headers["content-type"];
if (contentType_1 &&
contentType_1.toLowerCase().indexOf("application/json") === -1) {
throw new Error("Unsupported patch content type: application/json is required.");
}
body = message.slice(i);
if (body) {
result = parseJsonBody(response, body);
if (Object.keys(result).length > 1 ||
"data" in result ||
"incremental" in result ||
"errors" in result ||
"payload" in result) {
if (isApolloPayloadResult(result)) {
next = {};
if ("payload" in result) {
next = __assign({}, result.payload);
}
if ("errors" in result) {
next = __assign(__assign({}, next), { extensions: __assign(__assign({}, ("extensions" in next ? next.extensions : null)), (_d = {}, _d[PROTOCOL_ERRORS_SYMBOL] = result.errors, _d)) });
}
nextValue(next);
}
else {
// for the last chunk with only `hasNext: false`
// we don't need to call observer.next as there is no data/errors
nextValue(result);
}
}
else if (
// If the chunk contains only a "hasNext: false", we can call
// observer.complete() immediately.
Object.keys(result).length === 1 &&
"hasNext" in result &&
!result.hasNext) {
return [2 /*return*/];
}
}
bi = buffer.indexOf(boundary);
}
return [3 /*break*/, 1];
case 3: return [2 /*return*/];
}
});
});
}
export function parseHeaders(headerText) {
var headersInit = {};
headerText.split("\n").forEach(function (line) {
var i = line.indexOf(":");
if (i > -1) {
// normalize headers to lowercase
var name_1 = line.slice(0, i).trim().toLowerCase();
var value = line.slice(i + 1).trim();
headersInit[name_1] = value;
}
});
return headersInit;
}
export function parseJsonBody(response, bodyText) {
if (response.status >= 300) {
// Network error
var getResult = function () {
try {
return JSON.parse(bodyText);
}
catch (err) {
return bodyText;
}
};
throwServerError(response, getResult(), "Response not successful: Received status code ".concat(response.status));
}
try {
return JSON.parse(bodyText);
}
catch (err) {
var parseError = err;
parseError.name = "ServerParseError";
parseError.response = response;
parseError.statusCode = response.status;
parseError.bodyText = bodyText;
throw parseError;
}
}
export function handleError(err, observer) {
// if it is a network error, BUT there is graphql result info fire
// the next observer before calling error this gives apollo-client
// (and react-apollo) the `graphqlErrors` and `networkErrors` to
// pass to UI this should only happen if we *also* have data as
// part of the response key per the spec
if (err.result && err.result.errors && err.result.data) {
// if we don't call next, the UI can only show networkError
// because AC didn't get any graphqlErrors this is graphql
// execution result info (i.e errors and possibly data) this is
// because there is no formal spec how errors should translate to
// http status codes. So an auth error (401) could have both data
// from a public field, errors from a private field, and a status
// of 401
// {
// user { // this will have errors
// firstName
// }
// products { // this is public so will have data
// cost
// }
// }
//
// the result of above *could* look like this:
// {
// data: { products: [{ cost: "$10" }] },
// errors: [{
// message: 'your session has timed out',
// path: []
// }]
// }
// status code of above would be a 401
// in the UI you want to show data where you can, errors as data where you can
// and use correct http status codes
observer.next(err.result);
}
observer.error(err);
}
export function parseAndCheckHttpResponse(operations) {
return function (response) {
return response
.text()
.then(function (bodyText) { return parseJsonBody(response, bodyText); })
.then(function (result) {
if (!Array.isArray(result) &&
!hasOwnProperty.call(result, "data") &&
!hasOwnProperty.call(result, "errors")) {
// Data error
throwServerError(response, result, "Server response was missing for query '".concat(Array.isArray(operations) ?
operations.map(function (op) { return op.operationName; })
: operations.operationName, "'."));
}
return result;
});
};
}
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