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import autobind from 'autobind-decorator';
import Chart, { Obj, DeepPartial } from '../../core';
import { SchemaType } from '../../../../misc/schema';
import { Instances } from '../../../../models';
import { name, schema } from '../schemas/federation';
type FederationLog = SchemaType<typeof schema>;
export default class FederationChart extends Chart<FederationLog> {
constructor() {
super(name, schema);
}
@autobind
protected genNewLog(latest: FederationLog): DeepPartial<FederationLog> {
return {
instance: {
total: latest.instance.total,
}
};
}
@autobind
protected async fetchActual(): Promise<DeepPartial<FederationLog>> {
const [total] = await Promise.all([
Instances.count({})
]);
return {
instance: {
total: total,
}
};
}
@autobind
public async update(isAdditional: boolean) {
const update: Obj = {};
update.total = isAdditional ? 1 : -1;
if (isAdditional) {
update.inc = 1;
} else {
update.dec = 1;
}
await this.inc({
instance: update
});
}
}
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