!39 fix(utils): 补充缺失的getDateByPicker函数

* fix(utils): 补充缺失的getDateByPicker函数
* refactor(user): 移除未使用的UserQuitModal组件

src/utils/index.ts

@@ -632,3 +632,23 @@ export const split = (str) => {
   }
   return str;
 };
+
+export function getDateByPicker(value: any, picker: string) {
+  if (!value) return value;
+  if (typeof value === 'string') return value;
+  if (value && typeof value.format === 'function') {
+    switch (picker) {
+      case 'date':
+        return value.format('YYYY-MM-DD');
+      case 'month':
+        return value.format('YYYY-MM');
+      case 'datetime':
+        return value.format('YYYY-MM-DD HH:mm:ss');
+      case 'time':
+        return value.format('HH:mm:ss');
+      default:
+        return value.format(picker);
+    }
+  }
+  return value;
+}