Typescript Vue 3和x2B的反应性问题;打字脚本+;Vuex+;德维斯特雷
我正在实现一个用作搜索引擎的组件,也就是说,对于我在输入中插入的每个字符,必须向后面发出请求,并且必须更新结果。我用一个自动完成来实现它,结果是我将在下面展示的结果: 我通过模仿背面返回的对象得到了这张图像。如果从vuex模块执行相同的过程,则不会得到结果 我遵循的步骤如下。首先,我实现了Vuex模块,如下所示:Typescript Vue 3和x2B的反应性问题;打字脚本+;Vuex+;德维斯特雷,typescript,vue.js,vuex,vuejs3,Typescript,Vue.js,Vuex,Vuejs3,我正在实现一个用作搜索引擎的组件,也就是说,对于我在输入中插入的每个字符,必须向后面发出请求,并且必须更新结果。我用一个自动完成来实现它,结果是我将在下面展示的结果: 我通过模仿背面返回的对象得到了这张图像。如果从vuex模块执行相同的过程,则不会得到结果 我遵循的步骤如下。首先,我实现了Vuex模块,如下所示: export type State = { results: any[] } const state: State = { results: [], } cons
export type State = {
results: any[]
}
const state: State = {
results: [],
}
const mutations: MutationTree<State> = {
SET_RESULTS(state: any, payload: any) {
state.results = payload.resultsByType;
console.log(state.results)
}
}
const actions: ActionTree<State, any> = {
async getResults({ commit }: any, query: string) {
await itiHttpService.get(API.documents + '/search/' + query, null, false).then((res: any) => {
commit('SET_RESULTS', res);
});
},
}
const getters: GetterTree<State, any> = {
results: (state: any) => state.results,
}
const searchModule = {
namespaced: true,
state,
mutations,
actions,
getters
}
export default searchModule;
从我的组件中,我创建了一个computed属性来访问我的存储的状态信息,然后我创建了一个watch来观察发生的更改。我还有valueChangedGetResult方法,每次我键入一个超过3个字符的单词时,都会执行分派以查询背面。后面的查询正确完成,信息在resultsValue中更新,因为它从控制台获取所有信息
我的html中的代码如下所示
我解释autocomplete的方法不起作用,也不显示任何结果,但是,如果我像下面这样模拟对象,并将其放入HTML的数据源变量测试中,它就起作用了。我做错了什么?多谢各位
var test: any = [{
key: 'Inbox',
items: [{
id: 17,
name: "test1.txt",
extension: null,
summary: "Name: test1.txt\tInboxName: Inbox 1\t",
highLigths: "Name: <span style='font-weight:bold'>test</span>1.txt \r\n",
creationDate: "0001-01-01T00:00:00Z",
inboxName: "Inbox 1",
inboxId: 1,
folderId: 0,
folderName: null,
categoryId: 0,
categoryName: null,
typeId: 0,
typeName: null,
subTypeId: 0,
subTypeName: null
},
{
id: 17,
name: "test1.txt",
extension: null,
summary: "Name: test1.txt\tInboxName: Inbox 1\t",
highLigths: "Name: <span style='font-weight:bold'>test</span>1.txt \r\n",
creationDate: "0001-01-01T00:00:00Z",
inboxName: "Inbox 1",
inboxId: 1,
folderId: 0,
folderName: null,
categoryId: 0,
categoryName: null,
typeId: 0,
typeName: null,
subTypeId: 0,
subTypeName: null
}
]
}, {
key: 'Archive',
items: [{
id: 17,
name: "test1.txt",
extension: null,
summary: "Name: test1.txt\tInboxName: Inbox 1\t",
highLigths: "Name: <span style='font-weight:bold'>test</span>1.txt \r\n",
creationDate: "0001-01-01T00:00:00Z",
inboxName: "Inbox 1",
inboxId: 1,
folderId: 0,
folderName: null,
categoryId: 0,
categoryName: null,
typeId: 0,
typeName: null,
subTypeId: 0,
subTypeName: null
}]
}];
var测试:任何=[{
关键字:“收件箱”,
项目:[{
身份证号码:17,
名称:“test1.txt”,
扩展名:null,
摘要:“名称:test1.txt\tInboxName:Inbox 1\t”,
高亮度:“名称:test1.txt\r\n”,
创建日期:“0001-01-01T00:00:00Z”,
inboxName:“收件箱1”,
氧化铟:1,
folderId:0,
folderName:null,
类别ID:0,
categoryName:null,
typeId:0,
typeName:null,
子类型ID:0,
子类型名称:空
},
{
身份证号码:17,
名称:“test1.txt”,
扩展名:null,
摘要:“名称:test1.txt\tInboxName:Inbox 1\t”,
高亮度:“名称:test1.txt\r\n”,
创建日期:“0001-01-01T00:00:00Z”,
inboxName:“收件箱1”,
氧化铟:1,
folderId:0,
folderName:null,
类别ID:0,
categoryName:null,
typeId:0,
typeName:null,
子类型ID:0,
子类型名称:空
}
]
}, {
关键字:“存档”,
项目:[{
身份证号码:17,
名称:“test1.txt”,
扩展名:null,
摘要:“名称:test1.txt\tInboxName:Inbox 1\t”,
高亮度:“名称:test1.txt\r\n”,
创建日期:“0001-01-01T00:00:00Z”,
inboxName:“收件箱1”,
氧化铟:1,
folderId:0,
folderName:null,
类别ID:0,
categoryName:null,
typeId:0,
typeName:null,
子类型ID:0,
子类型名称:空
}]
}];
主要问题是您在模板中使用了resultsValue
变量,但它不是被动的……它只是普通数组。更改它不会重新渲染模板
您可以通过let resultsValue=ref([])来修复它代码>(不要忘记从vue
导入ref
),并将赋值更改为resultsValue.value=results.value
但是您根本不需要resultsValue
变量。您已经计算了一个反应性值结果。因此,只需从代码中删除resultsValue
,并在模板中使用results
setup(){
const results=computed(()=>{return store.state['searchModule'].results});
函数值ChangedGetResults(e:任意){
var textWrited=e.value;
if(textWrited!==null&&textWrited!==undefined&&textWrited.length>=minQueryLength){
store.dispatch('searchModule/getResults',textWrited);
}
}
返回{
结果
}
}
var test: any = [{
key: 'Inbox',
items: [{
id: 17,
name: "test1.txt",
extension: null,
summary: "Name: test1.txt\tInboxName: Inbox 1\t",
highLigths: "Name: <span style='font-weight:bold'>test</span>1.txt \r\n",
creationDate: "0001-01-01T00:00:00Z",
inboxName: "Inbox 1",
inboxId: 1,
folderId: 0,
folderName: null,
categoryId: 0,
categoryName: null,
typeId: 0,
typeName: null,
subTypeId: 0,
subTypeName: null
},
{
id: 17,
name: "test1.txt",
extension: null,
summary: "Name: test1.txt\tInboxName: Inbox 1\t",
highLigths: "Name: <span style='font-weight:bold'>test</span>1.txt \r\n",
creationDate: "0001-01-01T00:00:00Z",
inboxName: "Inbox 1",
inboxId: 1,
folderId: 0,
folderName: null,
categoryId: 0,
categoryName: null,
typeId: 0,
typeName: null,
subTypeId: 0,
subTypeName: null
}
]
}, {
key: 'Archive',
items: [{
id: 17,
name: "test1.txt",
extension: null,
summary: "Name: test1.txt\tInboxName: Inbox 1\t",
highLigths: "Name: <span style='font-weight:bold'>test</span>1.txt \r\n",
creationDate: "0001-01-01T00:00:00Z",
inboxName: "Inbox 1",
inboxId: 1,
folderId: 0,
folderName: null,
categoryId: 0,
categoryName: null,
typeId: 0,
typeName: null,
subTypeId: 0,
subTypeName: null
}]
}];