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// Runtime-safe image metadata used by both editor extensions and static presentation.
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// Keep this file free of Tiptap imports so public Sites islands can use it.
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export type ImageAlign = "left" | "center" | "right";
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export function normalizeImageAlign(value: unknown): ImageAlign {
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  return value === "center" || value === "right" ? value : "left";
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}
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export const MIN_IMAGE_BRIGHTNESS = 25;
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export const MAX_IMAGE_BRIGHTNESS = 100;
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export function normalizeImageBrightness(value: unknown): number {
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  const number = typeof value === "number" ? value : typeof value === "string" && value.trim() ? Number(value) : NaN;
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  return Number.isFinite(number)
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    ? Math.round(Math.max(MIN_IMAGE_BRIGHTNESS, Math.min(MAX_IMAGE_BRIGHTNESS, number)))
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    : MAX_IMAGE_BRIGHTNESS;
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}