[feat] generation times

src/ts/process/prereroll.ts

@@ -0,0 +1,29 @@
+let rerolls:{[key:string]:string[]} = {};
+let rerollIndex:{[key:string]:number} = {};
+
+export function Prereroll(genId:string){
+    if(rerolls[genId]){
+        let index = rerollIndex[genId];
+        index += 1;
+        rerollIndex[genId] = index;
+        return rerolls[genId][index] ?? null;
+    }
+    return null;
+}
+export function PreUnreroll(genId:string){
+    if(rerolls[genId]){
+        let index = rerollIndex[genId];
+        index -= 1;
+        if(index < 0){
+            return null
+        }
+        rerollIndex[genId] = index;
+        return rerolls[genId][index] ?? null;
+    }
+    return null;
+}
+
+export function addRerolls(genId:string, values:string[]){
+    rerolls[genId] = values;
+    rerollIndex[genId] = 0;
+}