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EventDAO.ts
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EventDAO.ts
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import {AbstractDAO} from './AbstractDAO';
import {Filter} from '../api/Filter';
import {IHasHTTP} from '../api/IHasHTTP';
import {IOnmsHTTP} from '../api/IOnmsHTTP';
import {OnmsError} from '../api/OnmsError';
import {Util} from '../internal/Util';
import {OnmsEvent} from '../model/OnmsEvent';
import {OnmsParm} from '../model/OnmsParm';
import {OnmsServiceType} from '../model/OnmsServiceType';
import {Severities} from '../model/OnmsSeverity';
import {log, catDao} from '../api/Log';
import {Category} from 'typescript-logging';
/** @hidden */
const cat = new Category('events', catDao);
/**
* Data access for [[OnmsEvent]] objects.
* @module EventDAO
*/
export class EventDAO extends AbstractDAO<number, OnmsEvent> {
constructor(impl: IHasHTTP | IOnmsHTTP) {
super(impl);
}
/** Get an event, given the event's ID. */
public async get(id: number): Promise<OnmsEvent> {
return this.getOptions().then((opts) => {
return this.http.get(this.pathToEventsEndpoint() + '/' + id, opts).then((result) => {
return this.fromData(result.data);
});
});
}
/** Get an event, given a filter. */
public async find(filter?: Filter): Promise<OnmsEvent[]> {
return this.getOptions(filter).then((opts) => {
return this.http.get(this.pathToEventsEndpoint(), opts).then((result) => {
let data = result.data;
if (data !== null && this.getCount(data) > 0 && data.event) {
data = data.event;
} else {
data = [];
}
if (!Array.isArray(data)) {
if (data.id) {
data = [data];
} else {
throw new OnmsError('Expected an array of events but got "' + (typeof data) + '" instead.');
}
}
return data.map((eventData) => {
return this.fromData(eventData);
});
});
});
}
/**
* Create an event object from a JSON object.
* @hidden
*/
public fromData(data: any) {
const event = new OnmsEvent();
event.id = this.toNumber(data.id);
event.uei = data.uei;
event.label = data.label;
event.location = data.location;
event.nodeId = this.toNumber(data.nodeId);
event.nodeLabel = data.nodeLabel;
event.ipAddress = Util.toIPAddress(data.ipAddress);
event.createTime = this.toDate(data.createTime);
event.time = this.toDate(data.time);
event.source = data.source;
event.description = data.description;
event.logMessage = data.logMessage;
if (data.severity) {
event.severity = Severities[data.severity];
}
if (data.serviceType) {
const st = data.serviceType;
event.service = OnmsServiceType.for(st.id, st.name);
}
if (data.parameters) {
let parms = data.parameters;
if (parms.parameter) {
parms = parms.parameter;
}
if (!Array.isArray(parms)) {
parms = [parms];
}
event.parameters = [];
for (let parm of parms) {
parm = new OnmsParm(
parm.name,
parm.type,
parm.value,
);
event.parameters.push(parm);
}
}
return event;
}
/**
* The path to the event search properties endpoint.
*/
protected searchPropertyPath() {
return this.pathToEventsEndpoint() + '/properties';
}
/**
* Get the path to the events endpoint for the appropriate API version.
* @hidden
*/
private pathToEventsEndpoint() {
return this.getApiVersion() === 2 ? 'api/v2/events' : 'rest/events';
}
}