From b953cb71cc4ee6123a441467d9bd5047f08ba292 Mon Sep 17 00:00:00 2001
From: FEI <1556610925@qq.com>
Date: Wed, 1 Mar 2023 17:07:23 +0800
Subject: [PATCH] bug fix

---
 src/components/select/select.vue | 58 ++++++++++++++++++++++++++++++++--------------------------
 1 file changed, 32 insertions(+), 26 deletions(-)

diff --git a/src/components/select/select.vue b/src/components/select/select.vue
index a30d6f0..f70e060 100644
--- a/src/components/select/select.vue
+++ b/src/components/select/select.vue
@@ -267,22 +267,6 @@
 
             this.checkUpdateStatus();
 
-            // remote search, set instanceof
-            if (this.remote && this.value && this.initialLabel) {
-                if (!this.multiple) {
-                    this.query = this.initialLabel;
-                } else if (this.multiple && (this.initialLabel instanceof Array) && this.value.length === this.initialLabel.length) {
-                    const values = this.value.map((item, index) => {
-                        return {
-                            value: item,
-                            label: this.initialLabel[index]
-                        };
-                    });
-                    setTimeout(() => {
-                        this.values = values;
-                    });
-                }
-            }                        
         },
         data () {
 
@@ -364,11 +348,13 @@
                 return selectOptions && selectOptions.length === 0 && (!remote || (remote && !loading));
             },
             publicValue(){
-                if (this.labelInValue){
-                    return this.multiple ? this.values : this.values[0];
-                } else {
+                // 改变 labelInValue 实现，解决 bug:Select，label-in-value时，搜索、多选，先选一个，再选第二个，会替代第一个
+                // if (this.labelInValue){
+                //     return this.multiple ? this.values : this.values[0];
+                // } else {
+                //     return this.multiple ? this.values.map(option => option.value) : (this.values[0] || {}).value;
+                // }
                     return this.multiple ? this.values.map(option => option.value) : (this.values[0] || {}).value;
-                }
             },
             canBeCleared(){
                 const uiStateMatch = this.hasMouseHoverHead || this.active;
@@ -459,6 +445,8 @@
                 }
             },
             clearSingleSelect(){ // PUBLIC API
+                // fix #446
+                if (!this.multiple) this.$emit('input', '');
                 this.$emit('on-clear');
                 this.hideMenu();
                 if (this.clearable) this.reset();
@@ -467,9 +455,12 @@
                 const option = this.flatOptions.find(({componentOptions}) => componentOptions.propsData.value === value);
                 if (!option) return null;
                 const label = getOptionLabel(option);
+                // 修复多选时，选项有disabled属性，选中项仍然能删除的 bug
+                const disabled = option.componentOptions.propsData.disabled;
                 return {
                     value: value,
                     label: label,
+                    disabled: disabled
                 };
             },
             getInitialValue(){
@@ -725,21 +716,36 @@
                 if (value === '') this.values = [];
                 else if (checkValuesNotEqual(value,publicValue,values)) {
                     this.$nextTick(() => this.values = getInitialValue().map(getOptionData).filter(Boolean));
-                    this.dispatch('FormItem', 'on-form-change', this.publicValue);
+                    if (!this.multiple) this.dispatch('FormItem', 'on-form-change', this.publicValue);
                 }
             },
             values(now, before){
                 const newValue = JSON.stringify(now);
                 const oldValue = JSON.stringify(before);
                 // v-model is always just the value, event with labelInValue === true
-                const vModelValue = (this.publicValue && this.labelInValue) ?
-                    (this.multiple ? this.publicValue.map(({value}) => value) : this.publicValue.value) :
-                    this.publicValue;
+                // const vModelValue = (this.publicValue && this.labelInValue === false) ?
+                //     (this.multiple ? this.publicValue.map(({value}) => value) : this.publicValue.value) :
+                //     this.publicValue;
+                // 改变 labelInValue 的实现：直接在 emit 时改数据
+                let vModelValue = this.publicValue;
                 const shouldEmitInput = newValue !== oldValue && vModelValue !== this.value;
                 if (shouldEmitInput) {
+                    let emitValue = this.publicValue;
+                    if (this.labelInValue) {
+                        if (this.multiple) {
+                            emitValue = this.values;
+                        } else {
+                            emitValue = this.values[0];
+                        }
+                    }
+
+                    // Form 重置时，如果初始值是 null，也置为 null，而不是 []
+                    if (Array.isArray(vModelValue) && !vModelValue.length && this.value === null) vModelValue = null;
+                    else if (vModelValue === undefined && this.value === null) vModelValue = null;
+
                     this.$emit('input', vModelValue); // to update v-model
-                    this.$emit('on-change', this.publicValue);
-                    this.dispatch('FormItem', 'on-form-change', this.publicValue);
+                    this.$emit('on-change', emitValue);
+                    this.dispatch('FormItem', 'on-form-change', emitValue);
                 }
             },
             query (query) {
--
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