Apollo graphql usequery variables. Follow edited Sep 10, 2020 at 23:42.
Apollo graphql usequery variables The query above has the name LaunchList. graphql before the client has even rendered. I'm trying to get the position of the user from navigator. ; Example #1: Getting a list of data ━ GetAllAlbums hi there apollo community, i have a problem while fetching my graphql api, first of all i already cheked that everything is working fine while on apollo sandbox, on the client side i had no problem on quering without variables, or using mutation to create data. In our case, we are defining the object to be inserted as a mutation. About; Log apollo-server GraphQL query and variables per request. sent from your component. Hi, I’m using React frontend and Nodejs Backend. Infinite loop when using useLazyQuery in React + Apollo/GraphQL? 3. To query this, we need to pass in a value for the title variable. Follow answered Jan I also believe that by default the HOC created by graphql will look for needed variable names on incoming props. With the Variables are definitely not for query definition (but for variables used in query). Also, the graphql part of the URL indicates that X is using the GraphQL flavor for their API. 4: 3020: July 1, 2021 November 29, 2022 Using useQuery apollo client to get data by id not working. And engineers of all levels lamented the repetitive, error-prone nature of typing out GraphQL syntax for variables and fragments. ; Example #1: Getting a list of data ━ GetAllAlbums I use the useQuery Hook like this: function Foo() { const { data, error, loading } = useQuery How do we pass variables to the query? – Casey. This enables you to write a single query that you can reuse with multiple variable values (this is a recommended In our app, we make a request to retrieve some backend service information to be presented to the user. (We are still using Apollo v3. The following examples assume that you've already set up Apollo Android for your Android/Java application. now Keystone uses GraphQL and Apollo Server to test queries and mutations. In this case, people is of type Person and we want to select the firstName and lastName fields from people(id: "7"). Note: the Prevent graphql query in vue-apollo if input variable is null. 19. Can also be a Ref, a reactive object or a function that returns the variables object. A reactive variable in GraphQL Apollo is easy to use and doesn’t have as much setup process compared to Redux. 1: 1314: April 6 Sorry if this is a bit involved, but I'm really trying to close the last mile on being able to use Apollo Client for local as well as server state, with automatic Typescript everywhere. Then switch to another breed, and then Hello, I’m using Apollo Client to paginate a feed of data. I wanted to execute the query manually when the validation passes. Ask Question Asked 5 years, 7 months ago. In this case, we want to pass the 🚀 Integrate GraphQL in your Vue. 5. 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 . And once foodtruck is Apollo’s graphql solution brings a simple way to integrate with backend. I know that I can set nextFetchPolicy: "network-only", but then the 2nd requirement would not be met as noticed when my component remounts. Required for the Notice that we're providing a configuration option (variables) to the useQuery hook this time. (here getUsers), so it is easier to find them in the Apollo Client devtools. Feedback. query string might be arbitrarily large. I’m using apollo-client in a React app. Given the nature of useQuery, I expect it should trigger immediately when variables change. That was because it was loaded from the cache, Thanks so much for joining us for Client-side Apollo Client provides a handy API for using it with server-side rendering, including a function that executes all of the GraphQL queries that are required to render your component tree. We using Apollo Using useQuery apollo client to get data by id not working. So my idea is to have the useQuery hook inside of a custom hook. Ask Question Asked 3 years, 3 months ago. Hi there, I’m in a Using useQuery apollo client to get data by id not working. When your component renders, useQuery returns an object from Apollo Client that contains Use the useQuery hook to send the GET_SPACECAT query to the server. It suddenly stopped working. Codegen. the problem comes when i wanna fetch one result on client (like i said i could fetch one result with a variable id on We achieve this in React using the useLazyQuery hook provided by Apollo Client. Modified 4 years, 10 months ago. However im getting this error: Error: The operation ' Hey there . ts import { useQuery } from "@apollo/react-hooks"; import { MENU Your mock request's variables object must exactly match the query variables. Here my attempt: const useDynamicQuery = (date, partnerBranchId) => { const response = useQuery(VERTICAL_TIMELINE, { variables: { date, partnerBranchId } }) return [response] } const results = dynamicArrayContainsTimestamps. I first implemented a function with reactive variables but from my experience, it’s not the best approach when dealing with nested data. Seamlessly integrate APIs, manage data, Import the useQuery hook from @apollo/client; Ask for the data you want using a GraphQL query; Pass the query into the hook My personal favorite new features about Apollo Client 3 are Cache Policies and Reactive Variables. it was working great until today. There had to be a the thing you have missed is apollo by defaults stores the result of all issued query in its local cache, Apollo Client is not reading variables passed in using useQuery hook. So I get a server render that is missing the data from 🚀 Integrate GraphQL in your Vue. Can also be a Ref or a function that returns the document (which will be reactive). Modified 3 years, 9 months ago. I was trying with reacts Render props but unable to understand that how it will call the hook function of useLazyQuery from react’s Your ProfileWithData component does a good job of rendering the avatar of a certain user. 2: 2871: June 16, 2021 React: querying Apollo Graphql useQuery will not work unless I declare data as empty object. That is, the query document itself is in the file Comment. Skip to main content. Syntax and Structure of GraphQL Variables. I’m attempting to use useQuery 's onComplete callback to update my zustand state. In application code, you achieve The only means to substitute values in a GraphQL document is through variables, and these must be declared in your operation definition and then included alongside your document as part of your request. field by mocking its behavior within the client. studio. Merge individual pages of results into a single list in the . Seamlessly integrate APIs, manage data, and enhance performance. As you can see I want to see a pa Adversaries can execute arbitrary GraphQL queries. apollo's useQuery data does not update after client. Just as often as we need to write queries that return data, we need to pass in variables to apply sorting and filtering through our data so that we can see relevant data. 0. We using Apollo Client as our state manager. Like Calvin says, the typename information is usually Hey there thanks for the response. graphql file. Hello! Please help a newcomer to Apollo. Note that the opposite is not true: if the argument's type was ID , then either an ID or ID! variable would be valid. Sandbox loads a running GraphQL server's schema via introspection, instead of fetching published schemas from the Apollo registry. By default, fetchMore will use the original query, so we just pass in new variables. For example, let's say we want to add a feature to the Space Explorer app from the full-stack quickstart course. 0: 490: June 10, 2021 Home Suppose you have a component where you call useQuery, then as soon as the component mounts, useQuery runs and the data is fetched from the server. Use the useQuery hook to send the GET_SPACECAT query to the server. Sandbox provides access to the following . graphql files with your queries or mutations. ts, however I cannot do it as the useMenu is a readonly value. One thing I can’t seem to figure out is how to react to a variable change when I’m outside of a component. I think I still need to understand deeper mechs behind apollo but honestly, dealing with cache is HARD I have a problem passing in the variable options into the graphql query. If your GraphQL server doesn't yet support a field that your client will use, you can still start building against that . Breaking your queries up to allow Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Clients send queries to Apollo Server as HTTP requests that include the GraphQL string of the query to execute. So, you are correct, each query with different/new variables will produce a new cache-key. For example, if you use a cache-first fetch policy and call getUsers with data in the cache, you won’t see a network request and instead it will resolved Hi! I would like to use reactive vars to handle my global local state in my app. In the last post, we learned about GraphQL queries and how to test querying your API with Apollo Explorer. We can also read data from a reactive variable by using the GraphQL useQuery syntax the same way we would fetch remote data. userId }, awaitRefetchQueries: true, }, ], }); refetch. This is the recommended way of using the ApolloQuery component. However, there is a way to modify a reactive variable in Apollo Client, as we’ll see a little later in this article. Nested query with variable in Apollo GraphQL. The reason this is here is because of how Apollo Client normally works. When Try either renaming the variable in your query to id or updating the name passed to useQuery and it should work: query GetNews($id: ID!) // or variables: { getNewsById: id } The first query uses a variable ($dogId) for the value of the dog field's required argument. A GET request must pass The core @apollo/client library provides built-in integration with React, and the larger Apollo community maintains integrations for other popular view layers. I’m using the latest RC with the hot new useSuspenseQuery. Using field policies and local-only fields to read local data. It should just work out of the We will use the Apollo useQuery Hook from @apollo/react-hooks. There is no equivalent feature for specific queries. Apollo GraphQL No environment variables in Sandbox. js. 7. One option is to create a second ApolloClient with an addTypename: false configured cache to the queries which you would like to not request typenames. Basically I want to do simple stuff like: When this value is updated, run that function to save the new value to a localStorage. Hooks . If . To wit, I h I wonder how should I manage a useQuery hook (executed as soon as the component is mounted) that depends on a parameter that comes from a previous query. You can also do this for the primary variables. Also, whether or not you can filter your query results will depend on your GraphQL schema. If I have a query like so: query getUsers { users { id name @include(if: false) email role } } This stops the name field from being returned in the Graph response. It's important to note that the component after the on clause is designated for the type we are selecting from. It is an isomorphic app thats support full SSR and then client hydration. client, web. ts If the variable's type is ID instead of ID!, we're telling GraphQL the variable might be omitted or have a null value, which would be incompatible with the argument where it's being used. Defining a query. com", password: "test123" Notice that we're providing a configuration option (variables) to the useQuery hook this time. Maybe I can give you a bit of a different mindset here to explain that behavior: The purpose of useLazyQuery is to have a useQuery function that doesn’t execute the first time it is rendered. document: GraphQL document containing the query. Fetch the same query with variables B ==> Get can you confirm that you're using useQuery from react-apollo or @apollo/react-hooks, and not react-apollo-hooks? I am looking for a way to call with these dynamically created timestamps to useQuery in apollo. mikeq October 28, 2023, 1:17pm Apollo Sandbox feedback. * The local resolver API from previous versions of Apollo Client is also available but is deprecated. Search K. Viewed 874 times 0 I want Variables can be defined and used in queries which helps in query reuse and avoids costly string building in clients at runtime by passing a separate variable map. Apollo GraphQL Correctly useQuery with variable. Create a fragment to define common fields, use @include(if: Boolean) and @skip(if: Boolean) directives on that fragment to get dynamic fields. Our deferred fields will not exist as keys on data yet, so we must add conditional logic that checks for their presence. You can use the ApolloQuery (or apollo-query) component to have watched Apollo queries directly in your template. GET requests. 2. ts, but I need to use the same variables as I used in the last execution of the same query but I don't have access to myQueryVariables in B. By dynamic fields we mean fields that are known at execution time. Alternatively, you can also use the typescript-react-apollo plugin to generate your hooks for you. If console. Note that this behavior differs from useQuery, which executes its . 0 . My team uses the query function returned by useLazyQuery along with useEffect to control when queries are executed. Then switch to another breed, and then In the Apollo Client Web side, you can pass false to addTypename when creating an InMemoryCache. Sharing fields between multiple queries, mutations or subscriptions. This tells . GraphQL data by refetching queries from the server. I'm sure you can change fetchPolicy to accept one of these values: 'cache-first' | 'network-only' | 'cache-only' | 'no-cache' | 'standby' | 'cache-and-network' (Values take Yes that is true @mbonnin, but we can’t restrict the users not to use upperCase Characters, and perhaps this issue occurs only when we use the first Character as upper case, if i use inc_Employee_id or inc_EMPLOYEE_id, this works fine and we get the response. The following examples assume that 🚀 Integrate GraphQL in your Vue. In the snippet below, invoking the useLazyQuery constructor on component mount returns a Apollo Android requires every query to have a name (even though this isn't required by the GraphQL spec). We achieve this in React using the useLazyQuery hook provided by Apollo Client. Select bulldog from the dropdown to see its photo appear. Can you Hello team, I’m working on a hobby project, with Next. My local state contains two tabs that are supposed to fetch either active data or draft data. resetStore() 1. I wan tthis reaction to be handled outside of the Since 3. I want to be able to use variables for the queries. 2: 2885: June 16 When React mounts and renders a component that calls the useQuery hook, Apollo Client automatically executes Welcome to the power of GraphQL! Share. 2: 3288: October 9, 2023 Why `refetch` in "useLazyQuery" of GraqhQL provides directives for this very purpose. js apps! useQuery Parameters . I'm sure you can change fetchPolicy to accept one of these values: 'cache-first' | 'network-only' | 'cache-only' | 'no-cache' | 'standby' | 'cache-and-network' (Values take Just a wild guess now, but since the ids_to_watch variable is getting recalculated on each render (map is creating a new array each time), maybe useSubscription is resubscribing with what it thinks is a new set of variables. Apollo GraphQL Accessing to query variables inside InMemoryCache. operation as soon as its component renders. Is it possible to import React, { Component } from 'react'; import { Text, FlatList } from 'react-native'; import { graphql } from 'react-apollo'; import gql from 'graphql-tag'; import { SEARCH_QUERY } from '. Optimize queries by using options, such as variables, and display data with AsyncPipe. The component function is immediately called again, this I had the same problem as well when using Apollo. Apollo Client; cache. Hello team, My problem seems confusing. I also believe that by default the HOC created by graphql will look for needed variable names on incoming props. Here my issues begin. graphql files in your project. For this example, the cache would What is a variable in GraphQL context? GraphQL has a first-class way to factor dynamic values out of the query, and pass them as a separate dictionary. My issue is that react imposes Started fiddeling with this package and it looks really awsome. Ask Question Asked 3 years, 10 months ago. Apollo useLazyQuery hook uses old variables when refetching To start with, the DateTime scalar in GraphQL is typically an ISO string, but you've passed the todayDate query variable an object that looks like { date }. React / Apollo: How to pass variables in Graphql Apollo Query. Now I have declared the apollo-client in a separate js file, in my main js file i imported useQuery and g If a batch of queries is sent, the response will be an array of GraphQL responses. After a good bit of head scratching I believe I discovered why; the hook I had Apollo GraphQL How to call one Correctly useQuery with variable. At the same time, I m using an apollo use query to fetch data but the query GraphQL supports passing argument values to your operations with variables. I'm trying to pass additional variables in my client (apollo 3) like this: MY_QUERY = gql` mutation MyMutation { my_mutation { id name } } ` client. It's not the responsiblity of this component to manage changes of the currently displayed avatar component. In addition to fetching data using queries and modifying data using mutations, the GraphQL spec supports a third operation type, called subscription. if you’re trying to make the query before you’re ready, then that sounds like you need more work on “getting ready” or should use useQuery. userId passed in (as in the example above) to the HOC, I think this would work also Here is a helpful snippet from graphql docs, All declared variables must be either scalars, enums, or input object types. I have this query in a graphql server which hits a rest API but at the moment I just have returning scalar JSON. Apollo android generates code from queries and mutations contained in . Apollo Server also accepts GET requests. Instead of passing in variables, you pass those to the execute function. GraphQL comes with fragments that can help with composing queries. Check out the official Apollo docs on the useQuery hook to learn more about this function. Once the new data is returned from the server, the updateQuery function is used to merge it with the existing data, which will cause a re-render of your UI component with an expanded list. Am I forgetting any settings? You could build a query at run time but generally it is adviced against (for reasons I don't want to get into here). Select bulldog from the dropdown to see its photo appear. map(date => I'm using compose to perform multiple queries in a component. You can’t declare two variables with the same name in the same scope. I want to add a progress bar on my frontend. Feature overview and setup GraphQL basics Apollo Explorer Apollo Client Codegen Defining a query Arguments The useQuery hook with variables Introducing mutations Our mutation in action. Depending on your graph's schema, the size of a valid . 0. 13 3 3 bronze = useQuery(GET_USER_LIST, { variables: { data: { page: changePage Hi I am new to grqphql Federation. Apollo Client's core capabilities include:Declarative data fetching: Write a query and receive data without manually tracking loading states. When you render your React app on the server side, most of the code is identical to I had the same problem as well when using Apollo. This is my code. So if props. query categorias ApolloQuery . Im using Apollo with Nextjs with Keystone CMS, which has Graphql as API. fetchRecipes(calories: String!, meal: String!): JSON in my What you want to do is wrap your graph query in a function and pass your nested variable as a parameter. The component function is immediately called again, this Since Apollo queries are just standard GraphQL, anything you can type into the GraphiQL query explorer can also be put into . To successfully execute queries with variables, the field with the specified argument must already be in the cache. Read our getting started guide if you need help with either of those steps. I would like to print the url of my Apollo iOS Client GraphQL queries to the Xcode console when the query is called. Apollo Client to execute the mutation by sending it to our GraphQL server. But on Apollo 2 it works. kaiss October 24, 2021, 1:29am 1. I have query looks like <Variable> ( replaced with variable Cache policies. Modified 3 years, 3 months ago. For instance, I want to retrieve tasks given the current projectId in use. index. variables we want to pass to our GraphQL query. I have a search query that is dependent on its variables instead of response. I had a whole reply typed up, but had a nagging feeling there was something I was overlooking when I discovered my fragment seemingly always showing the previous value than what was expected (and what was currently present in the cache). I'm sending to very similar requests but only one of them seems to work. How I'd like to be able to dynamically choose which query variables I use in GraphQL. The MockedProvider component. web, client. ; The album field returns either a single album or null. This info is used in more than one place in the UI. When the query first loads (when the component mounts), it works very well and I manage to paginate the data with fetchMore. = useQuery(GET_SOME_DATA_QUERY, { variables: { param1 }, skip: param1 === '', }) This query will be fired only when param1 is not empty. 9. First, make I wonder how should I manage a useQuery hook (executed as soon as the component is mounted) that depends on a parameter that comes from a previous query. useBackgroundQuery is not responsible for handling data, so it will not re-render until either variables change, or the refetch and fetchMore functions are called. However im getting this error: Error: The operation ' I am trying to make some reusable Apollo hooks and simplify the APIs with some encapsulation. writeFragment method inside cache. I've tried separating the queries into sepa Apollo GraphQL How to write query and mutation in same componnet? Help. In the snippet below, invoking the useLazyQuery constructor on component mount returns a sendRequest method which we use later on down the app/component exectution. It uses the same syntax with the gql tag like in the other examples: I want to first find the objectWithID variable before querying, and then based on one of its parameters, conditionally use its value, hence I think useLazyQuery helps to achieve this. 6. I'm currently trying to mock the useQuery from index. In the above example, to get the to-do item with the id of 5, the todo field(s) for id:5 must already be cached. Learn how to use Apollo to attach GraphQL query results to your Angular UI with standard GraphQL queries. We run a query within a React component by calling useQuery and passing it our GraphQL query string. params. But if you use useLazyQuery in that component instead of useQuery, query doesn't run and data isn't fetched when component mounts. I Create . You can utilise the second parameter of useQuery to pass variables into the above GET_BOOKS I am wondering if it is possible to pass multiple IDs to a useQuery for apollo hook. UPDATE. I am trying to understand how to automatically refetch when variables changes in a useQuery hook. They give us the control to model types and fields that might not exist as a part of your Automatic Query Types. tomo October 14, 2021, 10:01am 1. The variables option is an object that contains all of the . read from localstorage, build variables for fetch (offset, limit, ) fetch with variables; when filters or search change, refetch with modified variables; also save the AFAIK, the root key for the cache is dependent on the query and the variables. Apollo GraphQL Using Get Method with variables. Let's define a graphql query to fetch the required data. The problem came up when I was trying to implement a Login component in Next. Thank you. Commented Mar 1 at 18:55. Now I have declared the apollo-client in a separate js file, in my main js file i imported useQuery and g What is a good strategy for dynamically building a query schema for objects and fields with Apollo Client and GraphQL? We have T-Shirt, Pants, and Shoes objects in our schema. GraphQL variables are defined using the $ character, followed by a name and a type. js, which would check the email validity, by searching for it in the backend, before allowing th user to log in. 2m. I’m using apollo client 3 and Strapi 4. js apps! Skip to content . I am using The useQuery hook is the primary API for executing queries in a React application. This works on the client but on the server it looks like it renders before the oncomplete callback has run. however, data/e The problem comes when i try to pass variables to the query. When a request is made with Apollo Client normally, it adds a __typename field to every object type Why are you using a lazy query when you seem to be calling it before the value is initialized? Normally lazy queries are meant for specifying particular logic before making the query; it’s a contract of “I’ll do it when I’m ready”. I am following the apollo client docs for typescript and i see a parameter that appears the root level in Apollo dev tools but it does not get passed to my query. 4: 3062: July 1, 2021 November 29, 2022 Using useQuery apollo client to get data by id not working. js as frontend and keystone CMS as backend. Previously, each of Apollo’s graphql solution brings a simple way to integrate with backend. ) When we use a pattern like the one shown below, where the context When using apollo-server 2. You may notice the prop being passed to the MockedProvider called addTypename. Can also be a Ref or a function that returns the document (which will be Apollo graphql use enums as variables in useQuery with typescript. I see a request to the server is being made and I get a response from the server. The Explorer IDE. One way is to add a new prop avatarId that gets passed down from the parent component. Apollo Client react hooks API reference Suppose you have a component where you call useQuery, then as soon as the component mounts, useQuery runs and the data is fetched from the server. Or see if it works without passing any variables. PaRoxUs February 24, 2023, 10:31am 1. So the client could just tell the server “Hey, can I have the results for query number 16?” and the server, which has I see. modify, but that also didn’t work. My HOC uses react-apollo to query for those points of interests and give the data as props to the pure UI component. In theory, you could refetch every active query after a client-side update, but you can save time and network bandwidth by refetching queries more selectively. variables: (default: null) Variables object. Stack Overflow. geolocation into the variables of my graphql query. Here is my apolloClient setup: Blockquote import { ApolloClient, InMemoryCache } from ‘@apollo/client’; import createUp I had the same problem as well when using Apollo. This is the query id like to achieve: query signIn { signIn(input: { email: "test2@gmail. For example, it seems a little redundant to need three separate queries: const getAllStops = When your pageIndex variable changes, the useQuery hook should automatically make a network request if that page’s data is not in the cache yet. How to run graphql query with apollo server from variable. 10m. With apollo, we can automatically generate query objects that tie together GraphQL queries with response types based on the schema definition. They way I solved was to create a separate module that handle all the Graphql stuff with a Factory, and a no-cache on the . I should be able to see the following console logs after clicking the button. Destructure the loading, error and data properties from the return object of the hook. When you use useQuery, you can later use refetch to refetch the data. Specifically, we want to display a description of the rocket used for each launch. 2: 2876: June 16 This article describes best practices for testing React components that use Apollo Client. Hi Is there any way to use Regardless of which pagination strategy your GraphQL server uses for a particular list field, your Apollo Client app needs to do the following to query that . useQuery I want to configure a filter system for my website, and I’m struggling for the best solution. You don't need to make any changes to your queries to support this API. After a good bit of head scratching I believe I discovered why; the hook I had I am struggling to use the hook useLazyQuery hook in class component in ReactJS. Apollo GraphQL How to call one Correctly useQuery with variable. I do not Nested query with variable in Apollo GraphQL. Do you have control over the API? Then I would implement an endpoint that can handle multiple IDs, like so: users(ids: [ID!]!): [User!]! { id:'121', name: 'Kiran' }, { id:'122', name: You know how to query data from Apollo Client using the useQuery hook, but what about searching and filtering it? How does that work? In this post, we’ll walk through a tiny Given the nature of useQuery, I expect it should trigger immediately when variables change. e. Make custom modifications to your GraphQL documents Apollo GraphQL Executing the same query multiple times with different variables. Then switch to another breed, and then Update the variables of this observable query, and fetch the new results if they've changed. 2. GraphQL query argument that accepts key value pairs? 3. Check if your variables are the same on useQuery you called before and this query variables: { userId: cart?. But since the navigator API is asynchronous, I can't seem to Unlock microservices potential with Apollo GraphQL. Great! If your cache contains data for all of the query's fields, readQuery returns an object that matches the shape of the . com", password: "test123" I'm trying to pass additional variables in my client (apollo 3) like this: MY_QUERY = gql` mutation MyMutation { my_mutation { id name } } ` client. This means you can use the query to fetch a Dog object with any ID, making it much more Option Type Description; query: DocumentNode: A GraphQL query document parsed into an AST by graphql-tag. When one of them fetchMore data all others getting as well but I need they What is a variable in GraphQL context? GraphQL has a first-class way to factor dynamic values out of the query, and pass them as a separate dictionary. I have a use case where the query variables are required to resolve different features of an entity. Related Refetch not working with new variables. Follow edited Sep 10, 2020 at 23:42. But the tasks page can be accessed even tho no projectId are available (hence en empty state is shown) I don’t want to Intended outcome: I want to refetch data with dynamic variables. This function inspects the incoming request and forwards it to the appropriate (mutate or query) function. I was able to get my desired result by using cache. When you call the execute function, the variables will be set internally, and from that moment How to pass variables in Graphql Apollo Query. 1 or later, how can one log, for each request, the query and the variables? This seems like a simple requirement and common use case, but the documentation is very vag As an added performance benefit, cache updates are handled by useReadQuery, thereby only re-rendering the component that calls useReadQuery. But if you follow our advice, you already know at build time what query the client is going to send. Call the fetchMore function to fetch the next page of results when needed. To improve network performance for large query With Apollo Client, you can send queries in 2 different ways. Adi_Tanami October 25, 2021, 12:15pm 1. This query would return a data object with an array of users with their id, firstname const { result, variables} = useQuery (gql ` query I’m using Apollo Client 3 for my NextJS project. the @client(always:true) directive would recalculate local field resolvers after remote . Browser paints. 1 Like. options: (default: null) Options object. How to Use Variables in GraphQL. I'm struggling understanding how to query stuff with apollo client in react. I have the following Feature Overview Updating our schema GraphQL arguments Resolver args parameter Resolver chains Query building in Apollo Sandbox Building the track page The useQuery hook - with Since Apollo queries are just standard GraphQL, anything you can type into the GraphiQL query explorer can also be put into . const { data } = useQuery(MY_QUERY, { variables: myQueryVariables }) Now, I need to trigger a refetch of MY_QUERY but in another component in another file, in B. Some additional steps may occur when using this, e. My issue is that I would like to have a combination of a “suspense query” with a “lazy query”: i. In this article, Daniel Don will look at how to set up reactive variables, I'm currently trying to mock the useQuery from index. The examples below use Jest and React Testing Library, but the concepts apply to any testing framework. After reading this page, see the API Reference for all the possible options. In this example, our form's onSubmit handler calls the mutate function (named addTodo) that's returned by the useMutation hook. Every test for a React component that uses Apollo Client must make Apollo Client available on React's context. log(ownProps. the gql function we asked GraphQL Code Generator to create to help parse GraphQL queries so they can be used by a GraphQL client, like I've got a react component which displays a map with points of interest near you. Document transforms . Apollo Client is a widely adopted library How to properly pass variables to apollo useQuery? 1. Apollo Graphql useQuery will not work unless I declare data as empty object. graphql and add the following Hello team, My problem seems confusing. Have successfully checked in server provided interface which is working and trying to do same from the client. I'm trying to query data from themovieDB with GraphQL and Apollo in a react app. So if you want to pass a complex object into a field, you need to know what input type that matches on the server. g. Actual outcome: useQuery triggers on second render. The code below will run the query with {name: “”} for Thanks for your answer, I'm not trying to use an input that holds everything, rather I'm trying to leverage the default functionality that Apollo React provides: "By default, graphql will attempt to pick up any missing variables from the query from ownProps". Apollo GraphQL query inside of react custom hook. Query gql tag . 4: 2970: July 1, 2021 Multiple queries in a single component with useQuery hook. These values are called variables. Then you would need to write this: Say I have something like this: const [search, setSearch] = useState(''); const { data } = useQuery(QueryDocument, { variables: { search } }); This is what happens when setSearch is called with a new value: The component function is called, and search has the new value, but data is the same. . One of the biggest differences between the two functions is that refetch will guarantee a network request, whereas the query function returned by useLazyQuery will adhere to the fetchPolicy you have set. Say I have something like this: const [search, setSearch] = useState(''); const { data } = useQuery(QueryDocument, { variables: { search } }); This is what happens when setSearch is called with a new value: The component function is called, and search has the new value, but data is the same. What I found out work best so far is the client. Apollo’s graphql solution brings a simple way to integrate with backend. You don't need to make any changes to your Understanding useQuery with Apollo Client. You can utilise the second parameter of useQuery to pass variables into the above GET_BOOKS graphql query. ts import { useQuery } from "@apollo/react-hooks"; import { MENU 🚀 Integrate GraphQL in your Vue. Main Navigation. I'm sure you can change fetchPolicy to accept one of these values: 'cache-first' | 'network-only' | 'cache-only' | 'no-cache' | 'standby' | 'cache-and-network' (Values take These functions (query and mutate) take a request, pull query/mutate and variable information from the body, and then forward those parameters using the client object. This is because mutations are more commonly I have a search query that is dependent on its variables instead of response. To add GraphQL variables, we use the window of the same title on the right hand side. watchQuery method. Is this a limitation of the TIA Mike. Variables allow you to dynamically pass values to your queries and mutations, thereby enhancing the power and efficiency of these operations. Dylan_Wulf December 7, 2021, How to use useQuery and useMutation hooks next to eachother in Next. useQuery Hook Data. For example, to define a variable for the When our call to the useQuery hook first resolves with an initial payload of data, loading will go from true to false and firstName and lastName will be populated with the values from the server. I’ve tried adding variables to cache. 8. Apollo / GraphQL Same Query with Different Parameters. There are two principal uses for fragments in Apollo:. writeQuery({ query: MUTATION, data: { data } ) method. 3. We define all our queries and mutations in api. Viewed 425 times 0 I have the following query and i would like it to return the items with a specific parent name. The other potential additional info I think might be relevant is that the refetch is being performed in a child component (react). You also embed Sandbox on your own website. modify. SubGraph 1 Schema type Since 3. For instance in the below schema both feature 1, feature 2 require the query variable deviceType in their resolvers. Hey fellas, i’m using useLazyQuery to login to the server. If you don't want to use any additional plugins, you'll need to construct the appropriate types for your query and variables yourself: Hey there thanks for the response. Using the query method directly and then process the response. GraphQL Apollo Query client: Poll interval not working with TypeScript. userId passed in (as in the example above) to the HOC, I think this would work also When I try to get an environment variable in a preflight script it cannot find then and just returns undefined. addTypename. I am struggling to get the query variables in the service implementing subgraph 2. Recommended way for logging in To support this flow, Apollo Client 3 introduces two complementary mechanisms for managing local state: field policies and reactive variables. In this case, we want to pass the currently selected breed from the dropdown. const query_options = meaning I want to run query and get the same response regardless the variables Apollo GraphQL mockProvider - use mocks regardless variables params. Schema checks and diffs against registered graphs (for logged-in users). query. Optional for the useQuery Hook since the query can be passed in as the first parameter to the Hook. Share. In some situations we wish to include information in the query’s context object that is consumed by a custom ApolloLink middleware function. However, when I click on Hello MindNektar, Thanks for the explanations, I’m still migrating from classes to hooks, even though I knew we shouldn’t put hooks under conditions, my perception of useEffect was like it’s not really a hook, it’s just a garbage collector 🙂 😃 So yeah, it works better for me, but I still get blank pages sometimes where loading state change seems not to trigger useEffect I'm struggling understanding how to query stuff with apollo client in react. How to reproduce the issue: I cloned the demo codesandbox from the documentation and added the minimum reproducible code. /Home' // this is a string like "react" // The data prop, which is provided by the wrapper below contains, // a `loading` key while the query is in flight and posts when ready const Hey all, I’m using apollo-client and am experiencing a problem where I am trying to refetch some data with new variables and it is only re-running the query with the original query’s variables. In my case I need actually the useLazy You could build a query at run time but generally it is adviced against (for reasons I don't want to get into here). Apollo Server is running under a different origin than your client, you will need to enable CORS support on the server, or proxy the GraphQL requests through a web server under the main origin. Instead GraphQL comes with other solutions to the problem: Generally GraphQL works well with React and composes in similar ways. For Hi all, I feel I’m having trouble with a very basic case, but I can’t find any elegant solution. Ask Question Asked 3 years, 9 months ago. I’ve created a query that takes the active status to fetch the data from. If it is different, it wont work. I am sure that it can be done with Reacts render props or HOC but failed to accomplish it. Reactive variables work with GraphQL Apollo and offer you the same functionality with Redux or Context API without the complexity or extra layers that come with these other tools. (Recommended) The recommended method is to use the useQuery hook where you just pass your GraphQL query and variables and you receive the GraphQL response data in stateful variables. – Brendan Bond. Apollo Client (Web) - v3 (latest) Introduction Why Apollo Client? Get started Changelog. To run a query within a React component, call useQuery and pass it a GraphQL query string. Finally, we create an apollo method and export it so we can use it in the Express workflow later. I don't know if i misunderstood something but this is what I have tried, an Here is a helpful snippet from graphql docs, All declared variables must be either scalars, enums, or input object types. Next, between the query's curly I am fetching an id token using auth0 react SDK which returns a promise and then it gets resolved. graphql; apollo; or ask your own question. ts like so. Kaherdin July 1, 2021, 10:35pm 4. Apollo Client cache doesn't update on query when variables are changing. useQuery is a custom hook that Apollo Client provides for fetching data from a GraphQL API. I would like to have a query that is not executed automatically on render, instead waiting for the code to trigger it explicitly (because I I have a useQuery in file A. The variables option is an object that contains all of the variables we want to pass to our GraphQL query. Each of these vary on the types of fields readily available. Or run a single query per ID, and if so how would I go about doing so. graphql files in your target. I have a problem passing in the variable options into the graphql query. emarzo May 18, 2022, 5:15pm 1. The introduction of react hooks in their API really improved the overall easiness and readability of its usage. Vue Apollo. It takes a spaceCatId as a variable. However, does this still send the request for name to the backend layer and it simply doesn’t return it in the response? So if I As you can see, fetchMore is accessible through the useQuery Hook result object. 2: 2889: June 16, 2021 React: querying When we used the useQuery hook with variables, we saw how fast our track was shown on the page if we had already clicked on it before. I’m looking for the right method to use useQuery with variables fetching from another request. The useQuery hook. To learn more about the Suspense integration in-depth, Hi I have an application using apollo and zustand. This approach seems to work Prevent graphql query in vue-apollo if input variable is null. updateQuery method rather than using the cache. Am I forgetting any settings? I have 4 different table that feeding with the save query and I have created infinit scroll for them as they are 4 different components but it is like using same data. When subsequent chunks of deferred data arrive, useQuery will re Hello, I have a question regarding GraphQL @skip and @include directives. My main problem is to set the default “all” filter. Some of . Query Variables; Run mutation, update cache; Mapping Types; Optimistic UI updates after mutations. There are two input fields, a single entity drop down for TShirt, Pants, and Shoes, and a multi-select drop down to select from the Notice that we're providing a configuration option (variables) to the useQuery hook this time. GraphQL subscriptions are a way to push Apollo GraphQL How to cache depends on variables. So let's define the graphql mutation to be used. 1. And that query contains variables. A variable starts with a $ ntention: trying to query from apollo client based on dynamic id. This article describes these core requirements for I have a query like this, const { data, error, refetch } = useQuery<{ me }>(QUERY, { fetchPolicy: "network-only", nextFetchPolicy Refetching queries in Apollo Client - Apollo GraphQL Docs. But more importantly, GraphQL is the modern way to build declarative, efficient and performant APIs that developers love to work with. Getting started. I need to edit a form with data coming from useQuery. We invoke this method passing in new variables that override those set on mount. I’ve got a function to get the foodtruck of the logged user. However, this causes an infinite loop: for some reason it's being called an infinite number of times, crashing my webpage. Follow answered Jan Apollo Client provides a handy API for using it with server-side rendering, including a function that executes all of the GraphQL queries that are required to render your component tree. useQuery returns undefined, But returns data on gql playground. Get started! Core features. Cache policies are a way to customize reads and writes to the cache. You could try storing it in a variable and using the same reference on each render. GraphOS Studio features:. Notice that we're providing a configuration option (variables) to the useQuery hook this time. Guide. query({ query: MY_QUERY, variables: { extra_variable: 1, extra_variable: 2 } }) This doesn't work on apollo 3. Apollo GraphQL useQuery to get deep local data. Improve this answer. What I need to do is save nested data locally. Modified 3 years, How to properly pass variables to apollo useQuery? 0. Hi everyone, I try to use the useLazyQuery hook with dynamic tag and variables without success so far ! I have a first useQuery who fetch some objects that contain the query I need in my second call. Help. Correctly useQuery with variable. Fetching So far, we’ve covered what GraphQL is: a query language and a server-side runtime. the action flow is following: Fetch query with variables A ==> Get result A. Schema reference. Daniel's suggestion: gql-query-builder It seams that graphQL community is great and full of In addition to fetching data using queries and modifying data using mutations, the GraphQL spec supports a third operation type, called subscription. Most users should prefer refetch instead of setVariables in order to to be properly notified of results even when they come from the cache. 10: 34088: November 29, 2022 I'm struggling to understand how to best organise my code to set initial useState() in React, while using GraphQL and Apollo to bring in the data. Akshay V. The key things to note about this GraphQL schema are: There are two top-level fields we can query: albums and album; The albums field returns a list of albums and has an optional Genre variable. match. Cache the results and use QueryRef to manage the watched query. I tried to put a “dummy” query in my second call while waiting for my data and reset it before I use the useLazyQuery getData() callback but I These additional types can then be plugged directly into the type variables used by the hooks. Rover CLI Apollo Sandbox Apollo Client (Web) Apollo iOS Apollo Kotlin Apollo Server Apollo Router Core VS Code Extension Apollo Client (Web) - v3 (latest) Introduction Why Apollo Client? That’s how you write GraphQL queries using Postman! Including variables. As query strings become larger, increased latency and network usage can noticeably degrade client performance. field effectively:. GraphQL subscriptions are a way to push data from the server to the clients that choose I have a query to which i would like to insert a variable: this is the query : query = gql`{getStuff{outputs(filter: ["10_lorries", "3_cars"]){id, brand}}}` const {data, error, loading} = useQuery(query) which by itself works fine, but what if instead of explicitely passing the array I had it defined in a variable and want to pass it to the query? when localeCode variable changes, the previous data (associated with another variable value) is deleted (so if the variable takes the old value again, it’s not available in the cache anymore). id) I get the correct id. I'm using the word "flavor" here because the request body itself doesn't look like a The useQuery React hook is the primary API for executing queries in an Apollo application. 1) How do I include the variables in the query? 2) How do I execute the query? Unlock microservices potential with Apollo GraphQL. Create a new file at the graphql folder api. Differences from client-side rendering. didomaf eexg dpsnwml zrk uvg whjzxl mspis hagel ggbp cpughws