1 files changed, 34 insertions, 0 deletions
diff --git a/apps/web/src/lib/stickers/sticker-id.ts b/apps/web/src/lib/stickers/sticker-id.ts
new file mode 100644
index 00000000..8cb9364b
--- /dev/null
+++ b/apps/web/src/lib/stickers/sticker-id.ts
@@ -0,0 +1,34 @@
+export function parseStickerId({ stickerId }: { stickerId: string }): {
+	providerId: string;
+	providerValue: string;
+} {
+	const normalizedStickerId = stickerId.trim();
+	if (!normalizedStickerId) {
+		throw new Error("Sticker ID must be a non-empty string");
+	}
+
+	const separatorIndex = normalizedStickerId.indexOf(":");
+	if (
+		separatorIndex <= 0 ||
+		separatorIndex === normalizedStickerId.length - 1
+	) {
+		throw new Error(
+			`Invalid sticker ID format: "${stickerId}". Expected "provider:value".`,
+		);
+	}
+
+	const providerId = normalizedStickerId.slice(0, separatorIndex).trim();
+	const providerValue = normalizedStickerId.slice(separatorIndex + 1).trim();
+
+	return { providerId, providerValue };
+}
+
+export function buildStickerId({
+	providerId,
+	providerValue,
+}: {
+	providerId: string;
+	providerValue: string;
+}): string {
+	return `${providerId}:${providerValue}`;
+}