22 lines
528 B
TypeScript
22 lines
528 B
TypeScript
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export interface CursorData {
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created_at: number;
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id: string;
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}
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export function encodeCursor(data: CursorData): string {
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return Buffer.from(JSON.stringify(data)).toString("base64");
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}
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export function decodeCursor(cursor?: string): CursorData | null {
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if (!cursor) return null;
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try {
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const data = JSON.parse(Buffer.from(cursor, "base64").toString("utf-8"));
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if (typeof data.created_at === "number" && typeof data.id === "string") {
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return data;
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}
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return null;
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} catch {
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return null;
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}
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}
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