46 lines
1.1 KiB
TypeScript
46 lines
1.1 KiB
TypeScript
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// Types shared with the client.
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export function isObject(arg: unknown): arg is object {
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return arg !== null && typeof arg === "object";
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}
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export type Version = string;
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export function isVersion(arg: unknown): arg is Version {
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// Should be good enough for now.
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return typeof arg === "string";
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}
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export type NodeStatistics = {
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registered: number;
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withVPN: number;
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withCoords: number;
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monitoring: {
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active: number;
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pending: number;
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};
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};
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export function isNodeStatistics(arg: unknown): arg is NodeStatistics {
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if (!isObject(arg)) {
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return false;
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}
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const stats = arg as NodeStatistics;
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return (
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typeof stats.registered === "number" &&
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typeof stats.withVPN === "number" &&
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typeof stats.withCoords === "number" &&
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typeof stats.monitoring === "object" &&
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typeof stats.monitoring.active === "number" &&
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typeof stats.monitoring.pending === "number"
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);
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}
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export interface Statistics {
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nodes: NodeStatistics;
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}
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export function isStatistics(arg: unknown): arg is Statistics {
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return isObject(arg) && isNodeStatistics((arg as Statistics).nodes);
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}
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