diff --git a/src/handbook/src/backend/data.ts b/src/handbook/src/backend/data.ts
index 97a7e80fa..49de2f7b4 100644
--- a/src/handbook/src/backend/data.ts
+++ b/src/handbook/src/backend/data.ts
@@ -2,8 +2,11 @@ import commands from "@data/commands.json";
 import avatars from "@data/avatars.csv";
 import items from "@data/items.csv";
 
+import { Quality, ItemType } from "@backend/types";
 import type { Command, Avatar, Item } from "@backend/types";
 
+type AvatarDump = { [key: number]: Avatar };
+
 /**
  * Fetches and casts all commands in the file.
  */
@@ -14,8 +17,19 @@ export function getCommands(): { [key: string]: Command } {
 /**
  * Fetches and casts all avatars in the file.
  */
-export function getAvatars(): { [key: number]: Avatar } {
-    return avatars as { [key: number] : Avatar };
+export function getAvatars(): AvatarDump {
+    const map: AvatarDump = {}; avatars.forEach(avatar => {
+        const values = Object.values(avatar) as
+            [string, string, string];
+        const id = parseInt(values[0]);
+        map[id] = {
+            id,
+            name: values[1],
+            quality: values[2] as Quality
+        };
+    });
+
+    return map;
 }
 
 /**
@@ -23,11 +37,14 @@ export function getAvatars(): { [key: number]: Avatar } {
  */
 export function getItems(): Item[] {
     return items.map(item => {
+        const values = Object.values(item) as
+            [string, string, string, string];
+        const id = parseInt(values[0]);
         return {
-            id: item[0],
-            name: item[1],
-            quality: item[2],
-            type: item[3]
-        };
+            id,
+            name: values[1],
+            type: values[2] as ItemType,
+            quality: values[3] as Quality
+        }
     });
 }
diff --git a/src/handbook/src/backend/types.ts b/src/handbook/src/backend/types.ts
index d1be6ae03..35b9bc9c0 100644
--- a/src/handbook/src/backend/types.ts
+++ b/src/handbook/src/backend/types.ts
@@ -38,13 +38,13 @@ export enum Quality {
 }
 
 export enum ItemType {
-    None = 0,
-    Virtual = 1,
-    Material = 2,
-    Reliquary = 3,
-    Weapon = 4,
-    Display = 5,
-    Furniture = 6
+    None = "ITEM_NONE",
+    Virtual = "ITEM_VIRTUAL",
+    Material = "ITEM_MATERIAL",
+    Reliquary = "ITEM_RELIQUARY",
+    Weapon = "ITEM_WEAPON",
+    Display = "ITEM_DISPLAY",
+    Furniture = "ITEM_FURNITURE"
 }
 
 /**