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Commit49370f9

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committed
[Fix]:#1849 add useDebouncedValue hook, and fix chars length
1 parent52fe548 commit49370f9

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6 files changed

+62
-41
lines changed

6 files changed

+62
-41
lines changed

‎client/packages/lowcoder/src/pages/ApplicationV2/FolderView.tsx‎

Lines changed: 8 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,8 @@
11
import{useDispatch,useSelector}from"react-redux";
22
import{useParams}from"react-router-dom";
33
import{HomeBreadcrumbType,HomeLayout}from"./HomeLayout";
4-
import{useEffect,useState}from"react";
4+
import{useEffect,useState}from"react";
5+
import{useDebouncedValue}from"util/hooks";
56
import{ApplicationCategoriesEnum,ApplicationMeta,FolderMeta}from"../../constants/applicationConstants";
67
import{buildFolderUrl}from"../../constants/routesURL";
78
import{folderElementsSelector,foldersSelector}from"../../redux/selectors/folderSelector";
@@ -100,13 +101,12 @@ export function FolderView() {
100101
},[searchValues]
101102
);
102103

103-
useEffect(()=>{
104-
consttimer=setTimeout(()=>{
105-
if(searchValue.length>2||searchValue==="")
106-
setSearchValues(searchValue)
107-
},500);
108-
return()=>clearTimeout(timer);
109-
},[searchValue])
104+
constdebouncedSearchValue=useDebouncedValue(searchValue,500);
105+
106+
useEffect(()=>{
107+
if(debouncedSearchValue.trim().length>0||debouncedSearchValue==="")
108+
setSearchValues(debouncedSearchValue);
109+
},[debouncedSearchValue]);
110110

111111
return(
112112
<>

‎client/packages/lowcoder/src/pages/ApplicationV2/HomeView.tsx‎

Lines changed: 9 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,8 @@ import { HomeLayout } from "./HomeLayout";
33
import{getUser}from"../../redux/selectors/usersSelectors";
44
import{Helmet}from"react-helmet";
55
import{trans}from"i18n";
6-
import{useState,useEffect}from"react";
6+
import{useState,useEffect}from"react";
7+
import{useDebouncedValue}from"util/hooks";
78
import{fetchFolderElements}from"@lowcoder-ee/util/pagination/axios";
89
import{ApplicationCategoriesEnum,ApplicationMeta,FolderMeta}from"@lowcoder-ee/constants/applicationConstants";
910
import{ApplicationPaginationType}from"@lowcoder-ee/util/pagination/type";
@@ -53,13 +54,13 @@ export function HomeView() {
5354
},[searchValues]
5455
);
5556

56-
useEffect(()=>{
57-
consttimer=setTimeout(()=>{
58-
if(searchValue.length>2||searchValue==="")
59-
setSearchValues(searchValue)
60-
},500);
61-
return()=>clearTimeout(timer);
62-
},[searchValue])
57+
constdebouncedSearchValue=useDebouncedValue(searchValue,500);
58+
59+
useEffect(()=>{
60+
if(debouncedSearchValue.trim().length>0||debouncedSearchValue===""){
61+
setSearchValues(debouncedSearchValue);
62+
}
63+
},[debouncedSearchValue]);
6364

6465
constuser=useSelector(getUser);
6566

‎client/packages/lowcoder/src/pages/ApplicationV2/TrashView.tsx‎

Lines changed: 9 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,7 @@
11
import{HomeLayout}from"./HomeLayout";
22
import{TRASH_URL}from"../../constants/routesURL";
3-
import{useEffect,useState}from"react";
3+
import{useEffect,useState}from"react";
4+
import{useDebouncedValue}from"util/hooks";
45
import{trans}from"../../i18n";
56
import{Helmet}from"react-helmet";
67
import{fetchApplicationElements}from"@lowcoder-ee/util/pagination/axios";
@@ -46,14 +47,13 @@ export function TrashView() {
4647
},[searchValues]
4748
);
4849

49-
//debouncing
50-
useEffect(()=>{
51-
consttimer=setTimeout(()=>{
52-
if(searchValue.length>2||searchValue==="")
53-
setSearchValues(searchValue)
54-
},500);
55-
return()=>clearTimeout(timer);
56-
},[searchValue])
50+
constdebouncedSearchValue=useDebouncedValue(searchValue,500);
51+
52+
useEffect(()=>{
53+
if(debouncedSearchValue.trim().length>0||debouncedSearchValue===""){
54+
setSearchValues(debouncedSearchValue);
55+
}
56+
},[debouncedSearchValue]);
5757

5858
return(
5959
<>

‎client/packages/lowcoder/src/pages/datasource/datasourceList.tsx‎

Lines changed: 9 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,7 @@
11
importstyledfrom"styled-components";
22
import{EditPopover,PointIcon,Search,TacoButton}from"lowcoder-design";
3-
import{useEffect,useState}from"react";
3+
import{useState,useEffect}from"react";
4+
import{useDebouncedValue}from"util/hooks";
45
import{useDispatch,useSelector}from"react-redux";
56
import{getDataSourceTypesMap}from"../../redux/selectors/datasourceSelectors";
67
import{deleteDatasource}from"../../redux/reduxActions/datasourceActions";
@@ -124,13 +125,13 @@ export const DatasourceList = () => {
124125
const[pageSize,setPageSize]=useState(10);
125126
const[paginationLoading,setPaginationLoading]=useState(false);
126127

127-
useEffect(()=>{
128-
consttimer=setTimeout(()=>{
129-
if(searchValue.length>2||searchValue==="")
130-
setSearchValues(searchValue)
131-
},500);
132-
return()=>clearTimeout(timer);
133-
},[searchValue])
128+
constdebouncedSearchValue=useDebouncedValue(searchValue,500);
129+
130+
useEffect(()=>{
131+
if(debouncedSearchValue.trim().length>0||debouncedSearchValue===""){
132+
setSearchValues(debouncedSearchValue);
133+
}
134+
},[debouncedSearchValue]);
134135

135136
useEffect(()=>{
136137
setPaginationLoading(true);

‎client/packages/lowcoder/src/pages/queryLibrary/LeftNav.tsx‎

Lines changed: 8 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
1-
import{useEffect,useState}from"react";
1+
import{useEffect,useState}from"react";
2+
import{useDebouncedValue}from"util/hooks";
23
importstyled,{css}from"styled-components";
34
import{
45
BluePlusIcon,
@@ -174,14 +175,13 @@ export const LeftNav = (props: {
174175
const[searchValue,setSearchValue]=useState("");
175176
constdatasourceTypes=useSelector(getDataSourceTypesMap);
176177

177-
useEffect(()=>{
178-
consttimer=setTimeout(()=>{
179-
if(searchValue.length>2||searchValue==="")
180-
setSearchValues(searchValue)
181-
},500);
182-
return()=>clearTimeout(timer);
183-
},[searchValue])
178+
constdebouncedSearchValue=useDebouncedValue(searchValue,500);
184179

180+
useEffect(()=>{
181+
if(debouncedSearchValue.trim().length>0||debouncedSearchValue===""){
182+
setSearchValues(debouncedSearchValue);
183+
}
184+
},[debouncedSearchValue]);
185185

186186

187187
return(

‎client/packages/lowcoder/src/util/hooks.ts‎

Lines changed: 19 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -29,6 +29,7 @@ import { constantColors } from "components/colorSelect/colorUtils";
2929
import{AppState}from"@lowcoder-ee/redux/reducers";
3030
import{getOrgUserStats}from"@lowcoder-ee/redux/selectors/orgSelectors";
3131
import{fetchGroupsAction}from"@lowcoder-ee/redux/reduxActions/orgActions";
32+
importdebouncefrom"lodash/debounce";
3233

3334
exportconstForceViewModeContext=React.createContext<boolean>(false);
3435

@@ -282,3 +283,21 @@ export const useOrgUserCount = (orgId: string) => {
282283

283284
returnuserCount;
284285
};
286+
287+
/**
288+
* Returns a debounced version of the incoming value that only updates
289+
*/
290+
exportfunctionuseDebouncedValue<T>(value:T,delay=500):T{
291+
const[debouncedValue,setDebouncedValue]=useState<T>(value);
292+
293+
constupdater=useMemo(()=>debounce(setDebouncedValue,delay),[delay]);
294+
295+
useEffect(()=>{
296+
updater(value);
297+
return()=>{
298+
updater.cancel();
299+
};
300+
},[value,updater]);
301+
302+
returndebouncedValue;
303+
}

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