添加撤回逻辑

src/types/global.ts

@@ -8,20 +8,32 @@ export interface DataBlock {
     notes: Array<number>,
 }
 
-
-//可选数字
-export interface DataCandy {
-    left: number,
+//撤回数据结构
+export interface DataUndo {
+    type: number,
+    index: number,
+    value: number,
 }
 
-
 //关卡数据
 export interface DataStage {
-    mistake: number,
     difficulty: number,
-    duration: number,
-    note_open: boolean,
-    hint: number
-    blocks: Array<DataBlock>,
-    candys: Array<DataCandy>,
+    mistake?: number,
+    duration?: number,
+    note_open?: boolean,
+    hint?: number,
+    select_index?: number,
+    blocks?: Array<DataBlock>,
+    undos?: Array<DataUndo>,
 }
+export function createDataStage(difficulty: number): DataStage {
+    var data: DataStage = {difficulty: difficulty}
+    data.mistake = 0
+    data.duration = 0
+    data.note_open = false
+    data.hint = 2
+    data.select_index = 0
+    data.blocks = new Array()
+    data.undos = new Array()
+    return data
+}