refactored AvatarService

static/js/services/avatar/avatar.service.ts

@@ -0,0 +1,22 @@
+/**
+ * Service which provides helper methods for retrieving the avatars displayed in the app.
+ */
+export abstract class AvatarService {
+
+  /**
+   * Retrieve URL for avatar image with given hash.
+   * @param hash Avatar image hash.
+   * @param size Avatar image size.
+   * @param notFound URL parameter if avatar image is not found.
+   * @return avatarURL The URL for the avatar image.
+   */
+  public abstract getAvatar(hash: string, size?: number, notFound?: string): string;
+
+  /**
+   * Compute the avatar image hash.
+   * @param email Email for avatar user.
+   * @param name Username for avatar user.
+   * @return hash The hash for the avatar image.
+   */
+  public abstract computeHash(email?: string, name?: string): string;
+}