/**
 * Shared type guards used across ClinePass modules.
 *
 * @module clinepass-utils
 */

export function isRecord(value: unknown): value is Record<string, unknown> {
  return typeof value === "object" && value !== null && !Array.isArray(value);
}

export function stringValue(value: unknown): string | undefined {
  return typeof value === "string" ? value : undefined;
}

export function numberValue(value: unknown): number | undefined {
  if (typeof value === "number" && Number.isFinite(value)) return value;
  if (typeof value === "string") {
    if (value.trim() === "") return undefined;
    const n = Number(value);
    return Number.isFinite(n) ? n : undefined;
  }
  return undefined;
}

export function booleanValue(value: unknown): boolean | undefined {
  return typeof value === "boolean" ? value : undefined;
}