@httptoolkit/subscriptions-transport-ws
Version:
A websocket transport for GraphQL subscriptions
73 lines • 3.13 kB
JavaScript
;
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseLegacyProtocolMessage = void 0;
var message_types_1 = require("../message-types");
var parseLegacyProtocolMessage = function (connectionContext, message) {
var messageToReturn = message;
switch (message.type) {
case message_types_1.default.INIT:
connectionContext.isLegacy = true;
messageToReturn = __assign(__assign({}, message), { type: message_types_1.default.GQL_CONNECTION_INIT });
break;
case message_types_1.default.SUBSCRIPTION_START:
messageToReturn = {
id: message.id,
type: message_types_1.default.GQL_START,
payload: {
query: message.query,
operationName: message.operationName,
variables: message.variables,
},
};
break;
case message_types_1.default.SUBSCRIPTION_END:
messageToReturn = __assign(__assign({}, message), { type: message_types_1.default.GQL_STOP });
break;
case message_types_1.default.GQL_CONNECTION_ACK:
if (connectionContext.isLegacy) {
messageToReturn = __assign(__assign({}, message), { type: message_types_1.default.INIT_SUCCESS });
}
break;
case message_types_1.default.GQL_CONNECTION_ERROR:
if (connectionContext.isLegacy) {
messageToReturn = __assign(__assign({}, message), { type: message_types_1.default.INIT_FAIL, payload: message.payload.message ? { error: message.payload.message } : message.payload });
}
break;
case message_types_1.default.GQL_ERROR:
if (connectionContext.isLegacy) {
messageToReturn = __assign(__assign({}, message), { type: message_types_1.default.SUBSCRIPTION_FAIL });
}
break;
case message_types_1.default.GQL_DATA:
if (connectionContext.isLegacy) {
messageToReturn = __assign(__assign({}, message), { type: message_types_1.default.SUBSCRIPTION_DATA });
}
break;
case message_types_1.default.GQL_COMPLETE:
if (connectionContext.isLegacy) {
messageToReturn = null;
}
break;
case message_types_1.default.SUBSCRIPTION_SUCCESS:
if (!connectionContext.isLegacy) {
messageToReturn = null;
}
break;
default:
break;
}
return messageToReturn;
};
exports.parseLegacyProtocolMessage = parseLegacyProtocolMessage;
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