@safaricom-mxl/nextjs-turbo-redis-cache/src/utils/json.ts

Next.js redis cache handler

// eslint-disable-next-line @typescript-eslint/no-explicit-any
export function bufferReviver(_: string, value: any): any {
  if (value && typeof value === "object" && typeof value.$binary === "string") {
    try {
      // Check if it's valid base64 by attempting to decode it
      const base64String = value.$binary;
      // This regex checks for valid base64 format
      if (/^[A-Za-z0-9+/]*={0,2}$/.test(base64String)) {
        return Buffer.from(base64String, "base64");
      }
    } catch {
      // If decoding fails, return the original object
    }
  }
  return value;
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
export function bufferReplacer(_: string, value: any): any {
  if (Buffer.isBuffer(value)) {
    return {
      $binary: value.toString("base64"),
    };
  }
  if (
    value &&
    typeof value === "object" &&
    value?.type === "Buffer" &&
    Array.isArray(value.data)
  ) {
    return {
      $binary: Buffer.from(value.data).toString("base64"),
    };
  }
  return value;
}