The plugin can be installed: from the Marketplace, or using the Terminal, by running one of the following commands: NPM YARN npm run strapi install i18n 1 Configuration of the default locale A STRAPI_PLUGIN_I18N_INIT_LOCALE_CODE environment variable can be configured to set the default locale for your environment. This way, if we don't ask for the 'articles' in the query, we won't be fetching the data like in our previous example. Get all the latest Strapi updates, news and events. See the guide about using GraphQL Armor with Strapi on the forum. The authorization can be configured: Policies can be applied to a GraphQL resolver through the resolversConfig. GraphQL Mutations to insert data | GraphQL Tutorial - Hasura It's good enough to start building real-world projects. A Deep Dive into Strapi GraphQL. In this tutorial, you will - Medium By default, the Strapi GraphQL plugin has Shadow CRUD enabled, a useful feature eliminating the need to specify any definitions, queries, mutations, or anything else. In the Strapi GraphQL playground, this can be set in the HTTP header section. The register function which accepts an intput object that contains the user details to be created. Adding new types, queries or mutations definitions in Strapi v4 is done through the use() method of the GraphQL extension service. To use API tokens for authentication, pass the token in the Authorization header using the format Bearer your-api-token. Let's use GraphQL's extension service to allow us to add our custom resolvers by adding the following to our index.js file. Fetch/Retrieve a single entry in collection type, Fetch/Retrieve all entries in collection type, Delete/Remove an entry in collection type, https://github.com/kevinadhiguna/strapi-graphql-documentation, https://about.lovia.life/docs/engineering/graphql/strapi-graphql-documentation/, Queries are used to read or fetch values while a mutation is used to write or post values (, Mutations modify data in the data store and returns a value. Edit srcmain.js file and add the following code. kevinadhiguna/strapi-graphql-documentation - Github How to use of Apollo in Vue.js applications to make GraphQL queries to a Strap backend server, Making CRUD requests using both the Strapi GraphQL playground and Apollo GraphQL in a Vue.js app, Obtaining a JSON web tokens (JWT) for users in case of authenticated requests. To use API tokens for authentication, pass the token in the Authorization header using the format Bearer your-api-token. In either case, the operation is a simple string that a GraphQL server can parse and respond to with data in a specific format. GraphQL resolvers | Strapi Documentation I hope that you found this tutorial helpful. I have my Strapi server running in that port. in the main.js, add a new route pointing to this component like so, edit the last link in the nav menu and add a link to the route, In the newly created component, add the following. Deep Dive into Strapi GraphQL A self-hosted and Enterprise-ready Edition. To do that, open your terminal and run the following command: yarn npm yarn strapi install graphql Internationalization (i18n) - Strapi Developer Docs Pass these in variables : You are changing birthPlace field. You can also define custom resolvers to handle custom queries and mutations. Hmm but how do I upload a single image to several fields in a single request? Lets install Vue router using NPM to continue. Let's define AuthorsArticles type and make sure to add it to AuthorContact type: Now let's create our child resolver to fetch all articles associated with the author: We now have a separate resolver to fetch articles that are associated with the author. Viewed 1k times 1 I'm using strapi as a headless CMS. I'm trying to create a mutation in the graphql playground to create a new Customer, I'm passing the username etc in the query variables, How can I write a mutation to create a new Customer. and $Body: String! Episode about a group who book passage on a space ship controlled by an AI, who turns out to be a human who can't leave his ship? In the case of a different collection type, they should correspond with the fields of the collection type. GraphQL API | Strapi Documentation Mutations modify data in the data store and returns a value. In the UploadSingleImageToSeveralFields mutation above, you still need ref, refId, and field name. Unified response format Responses are unified with the GraphQL API in that: You can read more here. On completion of the installation, our Strapi application is set for GraphQL. In Strapi v3, middlewares applied to a resolver are inherited from middlewares associated to the REST controller. Headless CMS systems have many uses, including: Strapi is an open-source, Node.js-based headless CMS that saves developers time while giving them freedom to use their favorite tools and frameworks. We stored the response data from the query in blogs:[] array. Using API tokens in the the GraphQL playground requires adding the authorization header with your token in the HTTP HEADERS tab: Replace with your API token generated in the Strapi Admin panel. Thanks for contributing an answer to Stack Overflow! Dynamic zones are union types in graphql so you need to use fragments to query the fields. Unified response format Responses are unified with the GraphQL API in that: Once you have saved the changes to your schema, restart the server and run yarn develop again to make sure the changes are reflected, and run the following query below. But in our current starter project, it should look like the image below. We used basic bootstrap to beautify our HTML form. We need the token to be passed along as Authorization header in the form of "Authorization": "Bearer YOUR_JWT_GOES_HERE". The GraphQL API allows performing queries and mutations to interact with the content-types through Strapi's GraphQL plugin. The GraphQL extension service allows adding new definitions for types, queries, and mutations, replacing resolvers, disabling APIs and fields from APIs, and adding policies, middlewares and authorization. After saving, we should have a newly created Collection Type of Blog. Marketplace. How to connect Arduino Uno R3 to Bigtreetech SKR Mini E3. . Let's quickly review what each piece of our code does. How to Extend and Build Custom Resolvers with Strapi v4 - Medium In the case of an already existing user, Users can login to generate a token. How do I add custom queries in GraphQL using Strapi? By default, depthLimit is set to 10 but can be set to a higher value during testing and development. We can implement authentication in our Strapi application using GraphQl too. A newly created user returns a jwt . You should name it statically as you want to upload an image in different fields. This gives the client a lot more freedom, resulting in much faster development compared to REST. We already added a router link to each displayed blog post to fetch single post, add the following to our SingleBlog.vue component, Here, we modified our GraphQL query to fetch single post by passing the post id along with the query. This guide is part of the v4 code migration guide designed to help you migrate the code of a Strapi application from v3.6.x to v4.0.x. A front end developer wants to fetch just the userName of a user in the database. Queries can accept a sort parameter with the following syntax: The sorting order can be defined with :asc (ascending order, default, can be omitted) or :desc (for descending order). You should now be able to access the GraphQL Playground that will help you to write your GraphQL queries and mutations. We get the toEntityResponse method to allow us to convert our response to the appropriate format before returning the data. You can download it here : https://altair.sirmuel.design/#download. Remember when we talked about Queries and Mutations earlier, we will use a Mutation to create a new entry. We used a JavaScript confirm function to confirm before making the GraphQL query to delete the post. NPM version: 6.14.4 Strapi version: 3.2.5 Database: PostgreSQL v13.0 Operating system: Ubuntu 20.04 (via vagrant vbox, host is windows 10 Pro) issue: feature request Let's take a look inside our index.js file at backend/src/index.js. To increase GraphQL security even further, 3rd-party tools can be used. Enriching product information on e-commerce sites. GraphQL - Strapi Developer Documentation Asking for help, clarification, or responding to other answers. Note : Please attach a JWT in Headers, usually Superadmin's JWT. Strapi graphql mutation. A fully managed platform for your Strapi apps, Integrate Strapi with your favorite tools, Build trustful relations with your customers, Deliver faster digital experiences for your clients, Create and manage content on any platform, Meet the Strapi experts and top contributors, Get paid to share your technical expertise, Strapi user groups to learn, share and collaborate, Learn more about our annual user conference, yarn create strapi-app my-project --quickstart, npm install --save vue-apollo graphql apollo-client apollo-link apollo-link-http apollo-cache-inmemory graphql-tag, , ,

,

, Edit. Set the playgroundAlways configuration option to true to also enable the GraphQL Playground in production environments (see plugins configuration documentation). This can be set in the HTTP Headers section of your GraphQL Playground. GraphQL queries look the same for both single items or lists of items; however, we know which one to expect based on what is indicated in the schema. Results can be paginated either by page or by offset. Hello, I created a Github repository that contains a collection of GraphQL queries and mutations that you can use in your Strapi app. path:./api//config/schema.graphql.js. Why are players required to record the moves in World Championship Classical games? A GraphQL query is used to read or fetch data from the server while a mutation is used to write or post values. To change how the authorization is configured, use the resolver configuration defined at resolversConfig.[MyResolverName]. Please refer to the user guide on how to define permissions with the Users & Permissions plugin. Usage To get started with GraphQL in your application, please install the plugin first. The middlewares key is an array accepting a list of middlewares, each item in this list being either a reference to an already registered policy or an implementation that is passed directly (see middlewares configuration documentation). The Title and Body are corresponding fields in the Blog collection. After a successful installation, launch the project using the following command: Now you should be able to serve up the Vue.js application on the browser. A headless CMS is focused on storing and delivering structured contentit doesn't really care where and how the content is displayed. Guide to Building Rest APIs with Strapi - stackabuse.com and GraphQL will parse them accordingly -- including strings with line breaks. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, How a top-ranked engineering school reimagined CS curriculum (Ep. in srccomponents create a component name Authentication.vue. Fill the form to create a new Collection Type. To make more complex GraphQL queries, we can apply some filters to the query. A Marketplace of plugins to add features or integrations. Edit the code in SingleBlog.vue and the following in the card-head section of your html. Mutations in GraphQL are used to modify data (e.g. The service that Strapi provides to perform queries is called the Entity Service and is available with strapi.entityService. So, you are able to set ref and refId as variables. Author : Kevin Adhiguna - @kevinadhiguna - hi.kevinadhiguna@gmail.com, See on Github : https://github.com/kevinadhiguna/strapi-graphql-documentation, Read more on Blog : https://about.lovia.life/docs/engineering/graphql/strapi-graphql-documentation/, Strapi - GraphQL API queries and mutations. To use the GraphQL API, install the GraphQL plugin. * change the 'name' attribute of parent with id 1 to 'foobar', define permissions with the Users & Permissions plugin, using GraphQL Armor with Strapi on the forum, Usage with the Users & Permissions plugin, Disable introspection and playground in production, Only disable queries for the Content-Type, Only disable mutations for the Content-Type, Disable a specific action for the Content-Type, Disable specific actions for the Content-Type, Returns whether a content-type is enabled, Returns whether a content-type is disabled, Returns whether queries are enabled on a content-type, Returns whether queries are disabled on a content-type, Returns whether mutations are enabled on a content-type, Returns whether mutations are disabled on a content-type, Returns whether a field has input enabled, Returns whether a field has output enabled, Returns whether a field has filtering enabled. In Strapi v3, GraphQL resolvers are either automatically bound to REST controllers (from the core API) or customized using the ./api//config/schema.graphql.js files. further more, we need to create the component that our newly created route points to. This contains some of queries and mutations that hopefully helps you if you are using GraphQL API in your Strapi project Queries and Mutations To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Note : the refId is the ID of the entry you create in your collection type API. However, this auto-generated implementation might not be enough for every use case. This extension, defined either as an object or a function returning an object, will be used by the use() function exposed by the extension service provided with the GraphQL plugin. That way it will be passed along with every request and user will be able to access protected routes. The Mutation below will do just that. For each model, the GraphQL plugin auto-generates queries and mutations that mimics basic CRUD operations (findMany, findOne, create, update, delete). The GraphQL API allows performing queries and mutations to interact with the content-types through Strapi's GraphQL plugin. To get started, we need to create a Vue.js application. lauriejim changed the title No way to login through GraphQL Add login/register mutation GraphQL Feb 9, 2019 lauriejim added good first issue Good for newcomers severity: low If the issue only affects a very niche base of users and an easily implemented workaround can solve and removed severity: medium If it breaks the basic use of the product . Success! With the Users & Permissions plugin, a GraphQL request is allowed if the appropriate permissions are given. Lets make our actual GraphQL query from the Vue.js application to access data from the Strapi GraphQL server. To do that, open your terminal and run the following command: NPM YARN Use the depthLimit configuration parameter to limit the maximum number of nested fields that can be queried in a single request. Hello there, welcome to Strapi GraphQL API documentation! The following documentation provides use case examples of transforming Strapi v3 code to Strapi v4 code that uses the GraphQL extension service. Note: In this case, the variables' names are cardImage, facePhoto, and personWithCardPhoto. GraphQL - Strapi Developer Docs You should now see the results from our custom query. Strapi is an easily customizable open-source headless CMS. In this case, we will override our article resolver. Let us scratch the surface of implementing authentication by creating a new user using GraphQL. The Strapi GraphQl playground is a development environment for you to interact with your Strapi application using GraphQl. The GraphQL API allows performing queries and mutations to interact with the content-types through Strapi's GraphQL plugin. In srccomponents create a new component name CreatePost.vue like we have in the route. In Strapi v4, the recommended way to replace or customize a resolver is to use the resolvers field of the new GraphQL extension service: In Strapi v3, a query resolver, a mutation resolver or a field is disabled by setting it to false: Strapi v4 uses programmatic APIs to disable queries, mutation, actions or fields. GraphQL is a query language for your API and a server-side runtime for executing queries using a type system you define for your data. Strapi also has a Playground for testing GraphQL operations. If you've generated an API called Document using the interactive strapi generate CLI or the administration panel, your model looks like this: Strapi provides a programmatic API to customize GraphQL, which allows: The extension service provided with the GraphQL plugin exposes functions that can be used to disable operations on Content-Types: Actions can also be disabled at the field level, with the following functions: The following getters can be used to retrieve information about operations allowed on content-types: The following getters can be used to retrieve information about operations allowed on fields: The schema generated by the Content API can be extended by registering an extension. Create this in the Components folder like so. The Users & Permissions plugin is an optional plugin that allows protecting the API with a full authentication process. Let's define configurations to allow us public access when making the request. Final Code on GitHub Next, the data in this array was looped through and displayed in the HTML section of this component. However, you can still call it programmatically from the resolver definition. Lets add a button for the delete functionality. Edit the content of the component and add the following code to it to display our form, validate and create a new post. Code migration - GraphQL resolvers - Strapi Developer Docs It can be used to create queries or mutations. * An asynchronous register function that runs before. Otherwise this will not be attached to your entry. The component was created in the /components directory. Queries can accept a filters parameter with the following syntax: Logical operators (and, or, not) can also be used and accept arrays of objects. With the GraphQL plugin, you will be able to add a GraphQL endpoint to fetch and mutate your content. In production environments, disabling the GraphQL Playground and the introspection query is recommended. On the left navigation menu, from the plugin section, click on Content-TypesBuilder. Graphql Custom Resolver Mutation v4 - Strapi Community Forum The maximum number of items returned by the response is limited to 100 by default. What does 'They're at four. Note : In this case, I attached images with name files.0, files.1, , files.n as variables' names until the number of image you want to upload (n). The service that Strapi provides to perform queries is called the Entity Service and is available with strapi.entityService. It automatically generates the type definitions, queries, mutations and resolvers based on your models. We will focus on Strapi, an open-source headless CMS, and break down how to quickly build and customize tailored headless CMS solutions. Now we have GraphQL configured and working in our app. What were the most popular text editors for MS-DOS in the 1980s? * This gives you an opportunity to extend code. // Disable the 'find' operation on the 'restaurant' content-type in the 'restaurant' API, // Disable the 'name' field on the 'document' content-type in the 'document' API. Let's proceed by creating a new Strapi project using the following command: This command will create a new Strapi project and launch it in your browser like this: When you fill in this form, you will create your first Admin User. To retrieve a specific user inside User collection type, you can make use of this query : If you want to get all users in your Strapi app, this is the query you are looking for : You do not have to pass any variables but you may need to attach JWT in your headers (depends on your Strapi app's roles & permissions). Check Apollo official documentation for more details. It's not them. GraphQL helps us tackle this too. The object describing the extension accepts the following parameters: You can extend the types using Nexusor do it via typeDefs using GraphQL SDL; this is the approach we are going to take here since we can write a whole article on using Nexus. Go ahead and run this query: To sum up, when working with GraphQL, you should create a resolver for each related item you want to populate. The field name ? Here we'll try something different with GraphQL, which we have done previously with the REST APIs - fetching content that depends on user authentication. In this case, we are calling a service that was auto-generated for us when we created our article content type, but we can create custom services if we choose. The object describing the extension accepts the following parameters: The types and plugins parameters are based on Nexus. Lets edit the post we just created like so: updateBlog method accepts an input object that specifies the id of the post we intend to edit and the data in the where and data objects respectively. To do that, open your terminal and run the following command: Then, start your app and open your browser at http://localhost:1337/graphql. Anumadu is a fullstack engineer, but also a technical writer specialized in Laravel, Vue.js, Nuxt.js and Node.js. Whether youre looking to create a simple headless content system for your blog or to fully centralize your e-commerce product information, Strapi offers a robust backend. Strapi GraphQL Queries and Mutations Documentation Be able to run GraphQL queries and Mutations using the Strapi playground, and within a Vue.js application using Apollo. However, you really should supply dynamic input values using variables instead of string interpolation. Open publicindex.html, add the following to the head section of the page: add this before the closing Body tag of the page, After the installation, next, we need to configure Apollo to work in our application. The context object gives access to: Middlewares can be applied to a GraphQL resolver through the resolversConfig. This contains some of queries and mutations that hopefully helps you if you are using GraphQL API in your Strapi project :). If you need help installing the CLI or upgrading to the latest version of Vue.js, follow this tutorial here for details. In our case, we will pass along the id . In order to interact with the GraphQL server, we either need to write a Query or a Mutation. Remember to share your experience with the rest of the Strapi Community. Apollo Server options can be used for instance to enable the tracing feature, which is supported by the GraphQL playground to track the response time of each part of your query. # Mutations to create, update or delete a restaurant. By now, you should. GraphQL provides variables as a better approach to pass data in. A malicious user could send a query with a very high depth, which could overload your server. Notice that variables in the GraphQl mutation is an object not a function like we have in the query earlier. Add login/register mutation GraphQL Issue #2546 strapi/strapi In a typical REST API-based application, data is fetched from the back end and displayed on the front end. In the code above, URI: 'http://localhost:1337/graphql``', points to the Strapi GraphQL endpoint. Strapi is an open-source headless CMS based on Node.js that is used to create and manage different forms of content using a RESTful API and GraphQL. Wikipedia. Lets edit our App.vue component to work with our router. GraphQL | Strapi Documentation - Gitee Pagination methods can not be mixed. Ask Question Asked 2 years, 5 months ago. Just like any other applications that requires you to create an account, you have to sign up first to create a user in users collection type that comes default in Strapi. This approach keeps the business logic in one place so both REST and GraphQL can be customized the way you want.