Fixed note scroll speed defaulting to 0.5x for newly registered profiles.

Introduced several new interfaces, and refactored code to cleanup profiles.ts

gitadora@asphyxia/models/extra.ts

@@ -1,3 +1,5 @@
+import { PLUGIN_VER } from "../const";
+
 export interface Extra {
   collection: 'extra';
 
@@ -13,4 +15,27 @@ export interface Extra {
   list_3: number[];
   recommend_musicid_list: number[];
   reward_status: number[];
-}
+}
+
+export function getDefaultExtra(game: 'gf' | 'dm', version: string, id: number) : Extra {
+  const result : Extra = {
+    collection: 'extra',
+    pluginVer: PLUGIN_VER,
+
+    game,
+    version,
+    id,
+    playstyle: Array(50).fill(0),
+    custom: Array(50).fill(0),
+    list_1: Array(100).fill(-1),
+    list_2: Array(100).fill(-1),
+    list_3: Array(100).fill(-1),
+    recommend_musicid_list: Array(5).fill(-1),
+    reward_status: Array(50).fill(0),
+  }
+  result.playstyle[1] = 1    // Note scroll speed (should default to 1.0x)
+  result.playstyle[36] = 20  // Unknown
+  result.playstyle[48] = 20  // Unknown
+  
+  return result
+}