Once again, we'll pass our query to the useQuery hook. This time, we also need to pass the corresponding launch's launchId to the query as a variable. We'll use React Router's useParams hook to access the launchId from our current URL. Jul 29, 2020 · The useQuery hook. The useQuery hook is a function used to register your data fetching code into React Query library. It takes an arbitrary key and an asynchronous function for fetching data and return various values that you can use to inform your users about the current application state. Mar 10, 2020 · I want the data returned from useQuery to be undefined when the variables change. Reasoning is that if the variables for the query change, loading is set to true, but data remains set to the data from the previous query with old variables. Actual outcome: data is set to the previous variables data while the next query (with new variables) is in ... Mar 10, 2020 · I want the data returned from useQuery to be undefined when the variables change. Reasoning is that if the variables for the query change, loading is set to true, but data remains set to the data from the previous query with old variables. Actual outcome: data is set to the previous variables data while the next query (with new variables) is in ... Aug 26, 2020 · i need to make one of two queries based on the result of another request to a third party, is there a way to tell Apollo to wait for that request to finish and return the appropriate query for Apollo ? or should i just make the request and add the appropriate query manually to Apollo when i get the results ? Oct 14, 2022 · I have a NextJS project that uses NextAuth for session management and then React Query to retrieve data on the front-end. However, with the current format (as seen below), useSession() will return Feb 7, 2021 · 1. Another thing to consider is the default configuration of you useQuery () hook which is provided by the QueryClient. For example rerendering on window focus is a default setting, which causes the hook to refetch and therefore rerender on every window focus (for example when clicking on devtools and click back into the DOM. Oct 16, 2020 · read from localstorage, build variables for fetch (offset, limit, ...) fetch with variables; when filters or search change, refetch with modified variables; also save the modified variables to localstorage; My question is: should I use useQuery or useLazyQuery for this purpose. With useQuery, I may could do: Jul 10, 2019 · This gives you the power to call the query however you want, whether it's in response to state/prop changes (i.e. with useEffect) or event handlers like button clicks. In English, it's like, "Hey React, this is how I want to query for the data". You can use fetchMore () returned from useQuery, which is primarily meant for pagination. const ... Apollo Client allows you to make local modifications to your GraphQL data by updating the cache, but sometimes it's more straightforward to update your client-side GraphQL data by refetching queries from the server. In theory, you could refetch every active query after a client-side update, but you can save time and network bandwidth by ... Server-side rendering (SSR) is a performance optimization for modern web apps. It enables you to render your app's initial state to raw HTML and CSS on the server before serving it to a browser. This means users don't have to wait for their browser to download and initialize React (or Angular, Vue, etc.) before content is available: Browser ... The easiest way of keeping data up to date would be to use the polling feature from apollo. const { loading, error, data } = useQuery (QUERY, { variables: input, skip: !isActivated, pollInterval: 500, // Update every 500ms }); One way of refetching on demand would be to use the returned refetch function. May 13, 2020 · Local State Management improvements with Cache Policies and Reactive Variables. My personal favorite new features about Apollo Client 3 are Cache Policies and Reactive Variables. Cache Policies Cache Policies introduce a new way to modify what the cache returns before reads and writes to the cache. It introduces cleaner patterns for setting ... The useQuery hook. The useQuery hook returns an object with three useful properties that we use in our app: indicates whether the query has completed and results have been returned. is an object that contains any errors that the operation has thrown. contains the results of the query after it has completed. To set in our query, we declare them ... Nov 14, 2020 · This can be achived using useEffect ( () => {// send the request}, [criteria]) Because, useEffect ensures that the request will send to server only if the setCriteria is finished. But, I am using react-query library. so that, it is not allowed to use useQuery inside useEffect. As A result, the request is send to server before it the setState is ... Jul 27, 2022 · I know that you can use the enabled option to force the hook to wait until a certain value exists before becoming active (seen in my invocation of useQuery below) but I can't find a way to provide additional variables for the hook to depend on. Any help is appreciated. May 24, 2021 · The useQuery hook accepts a lot more parameters and returns a lot more variables, which have been documented in the React Query docs. The example above is meant to demonstrate the minimum setup ... Mar 24, 2020 · I have a graphql query and useQuery hook which return a lot of data. I start loading by click button and show when the data loading will be finished. Is it possible to use Promise to wait loading d... The problem is that the value state stays null but when I refresh the component (I go into VSCode, I do a random modification and I save) it works. Here's the state and the function : export const pokemonFilters: PokemonFilters = [ { game: `yellow`, version: `yellow`, min: 0, max: 152, }, (a few more objects like that in the array) const [game ... May 24, 2021 · The useQuery hook accepts a lot more parameters and returns a lot more variables, which have been documented in the React Query docs. The example above is meant to demonstrate the minimum setup ... Jan 26, 2020 · We use graphql-code-generator to generate the introspection file for us. Go to your back-end code, or wherever your graphql.gql file lies, and do: Install GraphQL Code Generator: yarn add graphql yarn add -D @graphql-codegen/cli. Run the initialization wizard: yarn graphql-codegen init. Apr 10, 2020 · There is an input field and button that triggers updating variable that was passed to query. Variable updates correctly, but nothing happens with the query. Expected behavior When changing variables, query should be refetched and new results should be displayed. Versions vue: 2.6.11 @vue/apollo-composable: 4.0.0-alpha.8 apollo-boost: 0.4.7 May 31, 2020 · 5 Answers Sorted by: 19 This works for me: const { refetch } = useQuery (CHECK_EMAIL, { skip: !values.email }) const handleSubmit = async () => { const res = await refetch ( { variables: { email: values.email }}) console.log (res) } Share Follow answered Dec 15, 2020 at 16:05 kurtko 1,978 4 30 46 2 The first parameter to useQuery is a string and this is how the hook knows what to cache when data is returned. You want to make sure this is unique. Another optional way of creating this “cache key”, is to pass it an array of strings. react-query will combine them into one string. As mentioned, you’ll want to make the cache key unique ... Jul 27, 2022 · I know that you can use the enabled option to force the hook to wait until a certain value exists before becoming active (seen in my invocation of useQuery below) but I can't find a way to provide additional variables for the hook to depend on. Any help is appreciated. May 31, 2023 · My logic is intended as follows: In useEffect. get {id} from the router. trigger getUserFromId (id) with that id. setUser () with db response. Run the query. get user from state and pass it into variables: {} for query. run the query. I think that my problem is that the useEffect is running after my useQuery so the user i am trying to get from ... Server-side rendering (SSR) is a performance optimization for modern web apps. It enables you to render your app's initial state to raw HTML and CSS on the server before serving it to a browser. This means users don't have to wait for their browser to download and initialize React (or Angular, Vue, etc.) before content is available: Browser ... Jul 29, 2020 · The Apollo platform is an implementation of GraphQL that transfers data between the cloud (the server) to the UI of your app. When you use Apollo Client, all of the logic for retrieving data, tracking, loading, and updating the UI is encapsulated by the useQuery hook (as in the case of React). Hence, data fetching is declarative. Dec 31, 2020 · Addition: If you want to await for resolving mutate, you can wrap the whole call in a Promise and resolve it in onSuccess (or onSuccess / onSettle) like this: await new Promise ( (resolve) => { mutatePostInfo.mutate (value, { onSuccess: () => resolve () }) }); – Froxx Mar 10, 2021 · In the last post, we did a basic web service request using the useQuery hook. This post will expand this example and make a second request that requires data from the first request. Our requirement. At the moment, our React component requests the people resource in the Star Wars API and displays the character’s name. Nov 19, 2019 · List of Steps: Step 1: Fetch a query stage. const GetStage = useQuery (confirmStageQuery, { variables: { input: { id: getId.id } } }); Step 2: Based on the response that we get from GetStage, we would like to switch between 2 separate queries. The easiest way of keeping data up to date would be to use the polling feature from apollo. const { loading, error, data } = useQuery (QUERY, { variables: input, skip: !isActivated, pollInterval: 500, // Update every 500ms }); One way of refetching on demand would be to use the returned refetch function. Aug 27, 2019 · let client = new ApolloClient ( { ssrMode: true, link: authLink.concat (httpLink), cache: new InMemoryCache (), }); To clarify when I say 'block rendering' I mean hold off on SSR finalising until the server has the data to send the user so that the tag will appear immediately with the loaded page. reactjs. graphql. Optional for the useQuery hook, because the query can be provided as the first parameter to the hook. Required for the Query component. variables { [key: string]: any } An object containing all of the GraphQL variable s your query requires to execute. Each key in the object corresponds to a variable name, and that key's value corresponds to the ... The easiest way of keeping data up to date would be to use the polling feature from apollo. const { loading, error, data } = useQuery (QUERY, { variables: input, skip: !isActivated, pollInterval: 500, // Update every 500ms }); One way of refetching on demand would be to use the returned refetch function. Optional for the useQuery hook, because the query can be provided as the first parameter to the hook. Required for the Query component. variables { [key: string]: any } An object containing all of the GraphQL variable s your query requires to execute. Each key in the object corresponds to a variable name, and that key's value corresponds to the ... I have a code below where in I want to finish doSomethingFirst() before proceeding with the rest of the code: async doSomething() { const response = await doSomethingFirst(); // get the response Each one of them will become a reactive object. These reactive queries will be executed automatically, both when the component is mounted, and if/when any variable objects change. Great! Now let's define the graphql query to be used: Open src/graphql-operations/index.ts and add the following code: src/graphql-operations/index.ts Copy Nov 27, 2020 · Writing Our First Reactive Variable #. Here’s what a reactive variable looks like: import { makeVar } from '@apollo/client'; const myReactiveVariable = makeVar (/** An initial value can be passed in here.**/) The makeVar is imported from Apollo Client and is used to declare our a reactive variable. Dec 31, 2020 · Addition: If you want to await for resolving mutate, you can wrap the whole call in a Promise and resolve it in onSuccess (or onSuccess / onSettle) like this: await new Promise ( (resolve) => { mutatePostInfo.mutate (value, { onSuccess: () => resolve () }) }); – Froxx Aug 26, 2020 · i need to make one of two queries based on the result of another request to a third party, is there a way to tell Apollo to wait for that request to finish and return the appropriate query for Apollo ? or should i just make the request and add the appropriate query manually to Apollo when i get the results ? I set up my own project and was experiencing the same issue when using useQuery. UPDATE: After adding an item, useQuery seems to work fine. Intended outcome: value of loading changes to false when data is available. Actual outcome: value of loading never updates to false. Version Nov 28, 2022 · 1 It because: setParticipant change state asynchronously, useEffect invokes after render actually happend so even if data.participant is not empty, participant is, until next render phase You could change to this: const ProfilePage = ( { id }) => { //... if (loading || !participant) { return <div>Loading</div>; } //... } Share Jan 26, 2020 · We use graphql-code-generator to generate the introspection file for us. Go to your back-end code, or wherever your graphql.gql file lies, and do: Install GraphQL Code Generator: yarn add graphql yarn add -D @graphql-codegen/cli. Run the initialization wizard: yarn graphql-codegen init. The useQuery React hook is the primary API for executing queries in an Apollo application. To run a query within a React component, call useQuery and pass it a GraphQL query string. When your component renders, useQuery returns an object from Apollo Client that contains loading, error, and data properties you can use to render your UI. Aug 23, 2021 · variables will be the variables object passed in useQuery (eg, { name: "Fido" } in this example). We have the option here to return dummy data based on what variables are passed. Or, as we are doing in our test, we can ignore the return value and assert with expect that our spy was called with the variables we are expecting. Aug 10, 2020 · the query qUsuario is: query qUsuario ($user:ID!) { user (id:$user) { email, firstName, lastName, } } but in the first time i got the follow error: [GraphQL error]: Variable "$user" of required type "ID!" was not provided. and then in few milliseconds later, the query works! The useQuery React hook is the primary API for executing queries in an Apollo application. To run a query within a React component, call useQuery and pass it a GraphQL query string. When your component renders, useQuery returns an object from Apollo Client that contains loading, error, and data properties you can use to render your UI. Dependent (or serial) queries depend on previous ones to finish before they can execute. To achieve this, it's as easy as using the enabled option to tell a query when it is ready to run: tsx. // Get the user. const { data: user } = useQuery({. queryKey: ['user', email], Aug 26, 2020 · i need to make one of two queries based on the result of another request to a third party, is there a way to tell Apollo to wait for that request to finish and return the appropriate query for Apollo ? or should i just make the request and add the appropriate query manually to Apollo when i get the results ? Feb 7, 2021 · 1. Another thing to consider is the default configuration of you useQuery () hook which is provided by the QueryClient. For example rerendering on window focus is a default setting, which causes the hook to refetch and therefore rerender on every window focus (for example when clicking on devtools and click back into the DOM. The problem is that the value state stays null but when I refresh the component (I go into VSCode, I do a random modification and I save) it works. Here's the state and the function : export const pokemonFilters: PokemonFilters = [ { game: `yellow`, version: `yellow`, min: 0, max: 152, }, (a few more objects like that in the array) const [game ... Sep 10, 2021 · If you have a mutation that updates the title of your blog post, and the backend returns the complete blog post as a response, you can update the query cache directly via setQueryData: update-from-mutation-response. 1const useUpdateTitle = (id) => {. 2 const queryClient = useQueryClient() 3. 4 return useMutation({. Apr 10, 2020 · There is an input field and button that triggers updating variable that was passed to query. Variable updates correctly, but nothing happens with the query. Expected behavior When changing variables, query should be refetched and new results should be displayed. Versions vue: 2.6.11 @vue/apollo-composable: 4.0.0-alpha.8 apollo-boost: 0.4.7 Nov 5, 2020 · I have these 3 functions that need to run in order. However, since the first function has a loop in it, the 2nd and 3rd functions are finishing before the data from the 1st function is available. ... Nov 14, 2020 · This can be achived using useEffect ( () => {// send the request}, [criteria]) Because, useEffect ensures that the request will send to server only if the setCriteria is finished. But, I am using react-query library. so that, it is not allowed to use useQuery inside useEffect. As A result, the request is send to server before it the setState is ... The useQuery hook runs automatically on component render, whereas the useMutation hook returns a mutate function needed to trigger the mutation The useQuery hook is used to send queries, whereas the useMutation hook is used to send mutations The useQuery hook returns an array, whereas the useMutation hook returns an object Only the useQuery hook accepts variables The useQuery hook returns an ... Mar 14, 2019 · Normally I put [all, my, query, variables] into the useQuery to avoid multiple runs when other state is changing. @pak11273 I don't understand why you would need another state (useState). Using the data from useQuery should suffice, no? I needed the onComplete to trigger another query which needed data from the first query. The useQuery React hook is the primary API for executing queries in an Apollo application. To run a query within a React component, call useQuery and pass it a GraphQL query string. When your component renders, useQuery returns an object from Apollo Client that contains loading, error, and data properties you can use to render your UI. Once again, we'll pass our query to the useQuery hook. This time, we also need to pass the corresponding launch's launchId to the query as a variable. We'll use React Router's useParams hook to access the launchId from our current URL. Each one of them will become a reactive object. These reactive queries will be executed automatically, both when the component is mounted, and if/when any variable objects change. Great! Now let's define the graphql query to be used: Open src/graphql-operations/index.ts and add the following code: src/graphql-operations/index.ts Copy Aug 23, 2021 · variables will be the variables object passed in useQuery (eg, { name: "Fido" } in this example). We have the option here to return dummy data based on what variables are passed. Or, as we are doing in our test, we can ignore the return value and assert with expect that our spy was called with the variables we are expecting. Jun 27, 2021 · 2 Answers. useQuery ("fetchData", fetchData, { onSuccess: (data) => { console.log ("Get data!"); console.log (data); } }); As simple it could be. Thanks! The onSuccess callback function is called only when the data has been retrieved from the query. Carefully notice that this data is not the one that you're de-structuring from the useQuery ... The useQuery hook. The useQuery hook returns an object with three useful properties that we use in our app: indicates whether the query has completed and results have been returned. is an object that contains any errors that the operation has thrown. contains the results of the query after it has completed. To set in our query, we declare them ... The easiest way of keeping data up to date would be to use the polling feature from apollo. const { loading, error, data } = useQuery (QUERY, { variables: input, skip: !isActivated, pollInterval: 500, // Update every 500ms }); One way of refetching on demand would be to use the returned refetch function. Aug 20, 2019 · I think something like this would work - you will need to create the initial state with useState, could be empty array and then onComplete in the useQuery would setTranscationsData... it is triggered every render when state or props change. Could of course add an inital state inside useState which insn't an empty array. May 31, 2023 · My logic is intended as follows: In useEffect. get {id} from the router. trigger getUserFromId (id) with that id. setUser () with db response. Run the query. get user from state and pass it into variables: {} for query. run the query. I think that my problem is that the useEffect is running after my useQuery so the user i am trying to get from ... Server-side rendering (SSR) is a performance optimization for modern web apps. It enables you to render your app's initial state to raw HTML and CSS on the server before serving it to a browser. This means users don't have to wait for their browser to download and initialize React (or Angular, Vue, etc.) before content is available: Browser ... The useQuery hook. The useQuery hook returns an object with three useful properties that we use in our app: indicates whether the query has completed and results have been returned. is an object that contains any errors that the operation has thrown. contains the results of the query after it has completed. To set in our query, we declare them ... May 31, 2020 · 14. I need to call a query when submit button is pressed and then handle the response. I need something like this: const [checkEmail] = useLazyQuery (CHECK_EMAIL) const handleSubmit = async () => { const res = await checkEmail ( { variables: { email: values.email }}) console.log (res) // handle response } Try #1: Nov 27, 2020 · Writing Our First Reactive Variable #. Here’s what a reactive variable looks like: import { makeVar } from '@apollo/client'; const myReactiveVariable = makeVar (/** An initial value can be passed in here.**/) The makeVar is imported from Apollo Client and is used to declare our a reactive variable. Apr 10, 2020 · There is an input field and button that triggers updating variable that was passed to query. Variable updates correctly, but nothing happens with the query. Expected behavior When changing variables, query should be refetched and new results should be displayed. Versions vue: 2.6.11 @vue/apollo-composable: 4.0.0-alpha.8 apollo-boost: 0.4.7 Jun 27, 2021 · 2 Answers. useQuery ("fetchData", fetchData, { onSuccess: (data) => { console.log ("Get data!"); console.log (data); } }); As simple it could be. Thanks! The onSuccess callback function is called only when the data has been retrieved from the query. Carefully notice that this data is not the one that you're de-structuring from the useQuery ... Aug 26, 2020 · i need to make one of two queries based on the result of another request to a third party, is there a way to tell Apollo to wait for that request to finish and return the appropriate query for Apollo ? or should i just make the request and add the appropriate query manually to Apollo when i get the results ? The useQuery React hook is the primary API for executing queries in an Apollo application. To run a query within a React component, call useQuery and pass it a GraphQL query string. When your component renders, useQuery returns an object from Apollo Client that contains loading, error, and data properties you can use to render your UI. Aug 26, 2020 · i need to make one of two queries based on the result of another request to a third party, is there a way to tell Apollo to wait for that request to finish and return the appropriate query for Apollo ? or should i just make the request and add the appropriate query manually to Apollo when i get the results ? Nov 28, 2022 · 1 It because: setParticipant change state asynchronously, useEffect invokes after render actually happend so even if data.participant is not empty, participant is, until next render phase You could change to this: const ProfilePage = ( { id }) => { //... if (loading || !participant) { return <div>Loading</div>; } //... } Share
Aug 20, 2019 · I think something like this would work - you will need to create the initial state with useState, could be empty array and then onComplete in the useQuery would setTranscationsData... it is triggered every render when state or props change. Could of course add an inital state inside useState which insn't an empty array. . Hotels in roseville
Jun 27, 2021 · 2 Answers. useQuery ("fetchData", fetchData, { onSuccess: (data) => { console.log ("Get data!"); console.log (data); } }); As simple it could be. Thanks! The onSuccess callback function is called only when the data has been retrieved from the query. Carefully notice that this data is not the one that you're de-structuring from the useQuery ... Jan 26, 2020 · We use graphql-code-generator to generate the introspection file for us. Go to your back-end code, or wherever your graphql.gql file lies, and do: Install GraphQL Code Generator: yarn add graphql yarn add -D @graphql-codegen/cli. Run the initialization wizard: yarn graphql-codegen init. May 31, 2020 · 14. I need to call a query when submit button is pressed and then handle the response. I need something like this: const [checkEmail] = useLazyQuery (CHECK_EMAIL) const handleSubmit = async () => { const res = await checkEmail ( { variables: { email: values.email }}) console.log (res) // handle response } Try #1: Mar 24, 2021 · Using GraphQLClient allows us to set the API key on each request. To get all blog posts from the API, we use the useGetPosts function. The useQuery hook expects a key ( get-posts) and a GraphQL query. The hook can receive more options, but for this example, we just need these two. Once the fetch is done, we return the data. Jul 29, 2020 · The useQuery hook. The useQuery hook is a function used to register your data fetching code into React Query library. It takes an arbitrary key and an asynchronous function for fetching data and return various values that you can use to inform your users about the current application state. May 31, 2023 · My logic is intended as follows: In useEffect. get {id} from the router. trigger getUserFromId (id) with that id. setUser () with db response. Run the query. get user from state and pass it into variables: {} for query. run the query. I think that my problem is that the useEffect is running after my useQuery so the user i am trying to get from ... Mar 19, 2023 · this works, because you can't expect await refetch() to change the data variable in the closure (the result from useQuery). So you have to use the result returned from refetch(). If you only need the query to eventually call refetch, I would use queryClient.fetchQuery instead. – Feb 13, 2021 · 1 Answer. You don’t need an extra way to distribute your data, like react context. Just call useQuery with the same key wherever you need to, and react query will do the rest. It is best to abstract that away in a custom hook. refetch should only be used if you want to refetch with the exact same parameters. Dec 31, 2020 · Addition: If you want to await for resolving mutate, you can wrap the whole call in a Promise and resolve it in onSuccess (or onSuccess / onSettle) like this: await new Promise ( (resolve) => { mutatePostInfo.mutate (value, { onSuccess: () => resolve () }) }); – Froxx Apr 10, 2020 · There is an input field and button that triggers updating variable that was passed to query. Variable updates correctly, but nothing happens with the query. Expected behavior When changing variables, query should be refetched and new results should be displayed. Versions vue: 2.6.11 @vue/apollo-composable: 4.0.0-alpha.8 apollo-boost: 0.4.7 Jun 27, 2021 · 2 Answers. useQuery ("fetchData", fetchData, { onSuccess: (data) => { console.log ("Get data!"); console.log (data); } }); As simple it could be. Thanks! The onSuccess callback function is called only when the data has been retrieved from the query. Carefully notice that this data is not the one that you're de-structuring from the useQuery ... Dependent (or serial) queries depend on previous ones to finish before they can execute. To achieve this, it's as easy as using the enabled option to tell a query when it is ready to run: tsx. // Get the user. const { data: user } = useQuery({. queryKey: ['user', email], May 31, 2020 · 14. I need to call a query when submit button is pressed and then handle the response. I need something like this: const [checkEmail] = useLazyQuery (CHECK_EMAIL) const handleSubmit = async () => { const res = await checkEmail ( { variables: { email: values.email }}) console.log (res) // handle response } Try #1: Apollo Client allows you to make local modifications to your GraphQL data by updating the cache, but sometimes it's more straightforward to update your client-side GraphQL data by refetching queries from the server. In theory, you could refetch every active query after a client-side update, but you can save time and network bandwidth by ... Nov 5, 2020 · I have these 3 functions that need to run in order. However, since the first function has a loop in it, the 2nd and 3rd functions are finishing before the data from the 1st function is available. ... .