moleculer-api
Version:
A dynamic API Gateway for MoleculerJS which updates REST endpoints and aggregated GraphQL schema, access control policy for each action calls from metadata of remote services schema without restart or deployment.
110 lines • 3.63 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Service = void 0;
const tslib_1 = require("tslib");
const kleur = tslib_1.__importStar(require("kleur"));
const index_1 = require("./index");
class Service {
constructor(props) {
this.props = props;
this.status = { message: "unknown", code: 503, updatedAt: new Date() };
this.$broker = null;
this.nodeIdMap = new Map(this.props.nodes.map(n => [n.id, n]));
this.actionMap = new Map();
this.shortHash = this.props.hash.substr(0, 8);
this.subscribedEvents = [];
// clear nodes props for garbage collection
this.props.nodes.splice(0);
}
getInformation(includeActions = false) {
return {
id: this.id,
hash: this.hash,
name: this.displayName,
description: this.description,
meta: this.meta,
nodes: [...this.nodeIdMap.values()].map(node => node.getInformation()),
actions: includeActions ? [...this.actionMap.values()].map(action => action.getInformation(true)) : null,
};
}
get hash() {
return this.props.hash;
}
get id() {
return this.props.id;
}
get displayName() {
return this.props.displayName;
}
get description() {
return this.props.description;
}
get meta() {
return this.props.meta;
}
updateMeta(meta) {
this.props.meta = meta;
}
get broker() {
return this.$broker || null;
}
setBroker(broker) {
this.$broker = broker;
}
toString() {
return `${kleur.blue(`${this.props.id}:${this.shortHash}`)}${kleur.cyan("@")}${kleur.green(this.empty ? "empty-node-pool" : Array.from(this.nodeIdMap.keys()).join(","))}`;
}
toStringWithoutNodeIds() {
return `${kleur.blue(`${this.props.id}:${this.shortHash}`)}`;
}
get empty() {
return this.nodeIdMap.size === 0;
}
addNode(node) {
this.nodeIdMap.set(node.id, new index_1.ServiceNode(node));
}
healthCheck() {
return tslib_1.__awaiter(this, void 0, void 0, function* () {
let status;
if (!this.broker) {
status = {
message: "service broker is not set",
code: 500,
updatedAt: new Date(),
};
}
else {
try {
status = yield this.broker.healthCheckService(this);
}
catch (error) {
status = {
message: `failed to health check:\n${error.toString()}`,
code: 500,
updatedAt: new Date(),
};
}
}
Object.assign(this.status, status);
return status;
});
}
addAction(action) {
const act = new index_1.ServiceAction(Object.assign(Object.assign({}, action), { service: this }));
this.actionMap.set(act.id, act);
return act;
}
addSubscribedEvent(event) {
const evt = new index_1.ServiceEvent(Object.assign(Object.assign({}, event), { service: this }));
const idx = this.subscribedEvents.findIndex(e => e.id === event.id && e.group === event.group);
if (idx > -1) {
this.subscribedEvents.splice(idx, 1, evt);
}
else {
this.subscribedEvents.push(evt);
}
return evt;
}
}
exports.Service = Service;
//# sourceMappingURL=service.js.map