[AI Generated]: fix(Comp): 修复添加用户弹窗的显隐动画逻辑，拆分初始定位与滑入动画，修正隐藏时的 translateY 方向错误

components/configureDevice_2_addUser/configureDevice_2_addUser.js

@@ -39,46 +39,28 @@ Component({
     methods: {
         // 显示对话框
         showModal() {
-            // 显示遮罩层
-            let animation = wx.createAnimation({
-                duration: 200,
-                timingFunction: "linear",
-                delay: 0
-            })
-            this.animation = animation;
-            animation.translateY(1200).step();
-            this.setData({
-                animationData: animation.export(),
-                modalStatus: true
-            })
+            // 先瞬间将弹窗移到屏幕下方（duration:0，不产生过渡）
+            let initAnim = wx.createAnimation({ duration: 0 });
+            initAnim.translateY(1200).step();
+            this.setData({ animationData: initAnim.export(), modalStatus: true });
+            // 留一帧让渲染生效，再执行滑入动画
             setTimeout(() => {
+                let animation = wx.createAnimation({ duration: 300, timingFunction: 'ease' });
                 animation.translateY(0).step();
-                this.setData({
-                    animationData: animation.export()
-                })
-            }, 200);
+                this.setData({ animationData: animation.export() });
+            }, 50);
         },
 
-        //隐藏对话框
+        // 隐藏对话框
         hideModal() {
-            // 隐藏遮罩层
-            let animation = wx.createAnimation({
-                duration: 200,
-                timingFunction: "linear",
-                delay: 0
-            })
-            this.animation = animation;
+            // 执行滑出动画
+            let animation = wx.createAnimation({ duration: 300, timingFunction: 'ease' });
             animation.translateY(1200).step();
-            this.setData({
-                animationData: animation.export(),
-            })
+            this.setData({ animationData: animation.export() });
+            // 等动画结束后再隐藏节点
             setTimeout(() => {
-                animation.translateY(0).step();
-                this.setData({
-                    animationData: animation.export(),
-                    modalStatus: false
-                })
-            }, 200);
+                this.setData({ modalStatus: false });
+            }, 300);
         },
 
 		// 关闭弹窗并重置所有数据