From b6ffb321bcc38c339fbbee0d5ebd7a1f2b7bcaad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=83=91=E9=BE=99?= <xuanqing1@tianmagroup.com>
Date: Mon, 8 Jul 2024 14:54:24 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20element=20cascader=20=E6=89=8B=E5=8A=A8?=
 =?UTF-8?q?=E6=93=8D=E4=BD=9Coptions=E5=85=A8=E9=87=8F=E6=9B=B4=E6=96=B0no?=
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---
 packages/cascader/src/cascader.vue | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/packages/cascader/src/cascader.vue b/packages/cascader/src/cascader.vue
index 0aad54baf..6b0ca0645 100644
--- a/packages/cascader/src/cascader.vue
+++ b/packages/cascader/src/cascader.vue
@@ -235,6 +235,7 @@ export default {
       checkedValue: this.value,
       inputHover: false,
       inputValue: null,
+      lastInputValue: null, // Last effective inputValue
       presentText: null,
       presentTags: [],
       checkedNodes: [],
@@ -328,7 +329,18 @@ export default {
     },
     options: {
       handler: function() {
-        this.$nextTick(this.computePresentContent);
+        this.$nextTick(() => {
+          this.computePresentContent()
+
+          if(this.filtering) {
+            this.suggestions = this.panel.getFlattedNodes(this.leafOnly)
+            .filter(node => {
+              if (node.isDisabled) return false;
+              node.text = node.getText(this.showAllLevels, this.separator) || '';
+              return filterMethod(node, this.lastInputValue);
+            });
+          }
+      });
       },
       deep: true
     },
@@ -342,6 +354,11 @@ export default {
     },
     filtering(val) {
       this.$nextTick(this.updatePopper);
+    },
+    inputValue(newVal, oldVal) {
+      const oldValue = oldVal && oldVal !== ' ' ? oldVal : this.lastInputValue
+      const newValue = newVal && newVal !== ' ' ? newVal : false
+      this.lastInputValue = newValue || oldValue || ' '
     }
   },