feat: general way to get user name/email/nickname

src/utils/getUserName.ts

@@ -0,0 +1,31 @@
+type UserData = {
+    email?: string | null;
+    name?: string | null;
+    nickname?: string | null;
+    image?: string | null;
+    [key: string]: unknown;
+};
+
+export const getUserName = <T extends UserData>(user?: T | null): string | null | undefined => {
+    if (user) {
+        return user.nickname || user.name || user.email;
+    }
+    return null;
+};
+
+export const prepareUserDataFromActivity = <T extends UserData, V extends { user?: T | null; ghost?: T | null }>(
+    value: V,
+): (UserData & T) | null => {
+    const target = value.user || value.ghost;
+
+    if (!target) {
+        return null;
+    }
+
+    return {
+        ...target,
+        email: target.email,
+        name: target.name,
+        nickname: target.nickname,
+    };
+};