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Migrate to official GraphQL Spring Boot Starter
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‎README.md‎

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@@ -8,7 +8,7 @@ The GraphQL Client DSL code in this tutorial is generated using the [Kobby Plugi
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1. Clone this tutorial
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1. See GraphQL schema [here](https://github.com/ermadmi78/kobby-maven-tutorial/blob/main/kobby-maven-tutorial-cinema-api/src/main/resources/io/github/ermadmi78/kobby/cinema/api/cinema.graphqls)
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1. Start server: `./mvnw -pl kobby-maven-tutorial-cinema-server -am spring-boot:run`
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1. Try to execute GraphQL queries in [console](http://localhost:8080/playground) (for example `query { films { id title } }`)
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1. Try to execute GraphQL queries in [console](http://localhost:8080/graphiql) (for example `query { films { id title } }`)
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1. Start client: `./mvnw -pl kobby-maven-tutorial-cinema-client -am spring-boot:run`
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1. See queries, generated by Kobby DSL in client output
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1. See client source code [here](https://github.com/ermadmi78/kobby-maven-tutorial/blob/main/kobby-maven-tutorial-cinema-client/src/main/kotlin/io/github/ermadmi78/kobby/cinema/client/application.kt)

‎kobby-maven-tutorial-cinema-client/pom.xml‎

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<artifactId>ktor-client-cio-jvm</artifactId>
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<version>${ktor.version}</version>
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</dependency>
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<dependency>
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<groupId>io.ktor</groupId>
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<artifactId>ktor-client-jackson</artifactId>
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<version>${ktor.version}</version>
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</dependency>
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<dependency>
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<groupId>io.ktor</groupId>
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<artifactId>ktor-client-websockets-jvm</artifactId>

‎kobby-maven-tutorial-cinema-client/src/main/kotlin/io/github/ermadmi78/kobby/cinema/client/application.kt‎

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@@ -228,7 +228,7 @@ class Application : CommandLineRunner {
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return CinemaCompositeKtorAdapter(
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client,
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"http://localhost:8080/graphql",
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"ws://localhost:8080/subscriptions",
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"ws://localhost:8080/graphql",
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object : CinemaMapper {
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override fun serialize(value: Any): String =
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mapper.writeValueAsString(value)

‎kobby-maven-tutorial-cinema-server/pom.xml‎

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<version>${project.version}</version>
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</dependency>
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<dependency>
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<groupId>com.graphql-java-kickstart</groupId>
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<artifactId>graphql-spring-boot-starter</artifactId>
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<version>${graphql.java.kickstart.version}</version>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-graphql</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-webflux</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.data</groupId>
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<artifactId>spring-data-commons</artifactId>
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</dependency>
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<dependency>
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<groupId>com.fasterxml.jackson.module</groupId>
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</dependency>
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<dependency>
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<groupId>org.jetbrains.kotlinx</groupId>
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<artifactId>kotlinx-coroutines-reactive</artifactId>
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<artifactId>kotlinx-coroutines-reactor</artifactId>
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<version>${kotlinx.coroutines.version}</version>
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</dependency>
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</dependencies>

‎kobby-maven-tutorial-cinema-server/src/main/kotlin/io/github/ermadmi78/kobby/cinema/server/controller/MutationController.kt‎

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package io.github.ermadmi78.kobby.cinema.server.controller
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import io.github.ermadmi78.kobby.cinema.api.kobby.kotlin.dto.FilmDto
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import io.github.ermadmi78.kobby.cinema.server.dao.CinemaDao
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import io.github.ermadmi78.kobby.cinema.server.eventbus.EventBus
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import org.springframework.graphql.data.method.annotation.Argument
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import org.springframework.graphql.data.method.annotation.SchemaMapping
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import org.springframework.stereotype.Controller
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/**
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* Created on 16.10.2021
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*
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* @author Dmitry Ermakov (ermadmi78@gmail.com)
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*/
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@Controller
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@SchemaMapping(typeName = "Mutation")
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class MutationController(
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private val cinemaDao: CinemaDao,
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private val eventBus: EventBus
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) {
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@SchemaMapping
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suspend fun createFilm(@Argument title: String): FilmDto = cinemaDao.createFilm(title).also {
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eventBus.fireFilmCreated(it)
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}
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}

‎kobby-maven-tutorial-cinema-server/src/main/kotlin/io/github/ermadmi78/kobby/cinema/server/controller/QueryController.kt‎

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package io.github.ermadmi78.kobby.cinema.server.controller
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import io.github.ermadmi78.kobby.cinema.api.kobby.kotlin.dto.FilmDto
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import io.github.ermadmi78.kobby.cinema.server.dao.CinemaDao
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import org.springframework.graphql.data.method.annotation.Argument
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import org.springframework.graphql.data.method.annotation.SchemaMapping
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import org.springframework.stereotype.Controller
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/**
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* Created on 16.10.2021
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*
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* @author Dmitry Ermakov (ermadmi78@gmail.com)
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*/
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@Controller
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@SchemaMapping(typeName = "Query")
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class QueryController(
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private val cinemaDao: CinemaDao
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) {
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@SchemaMapping
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suspend fun film(@Argument id: Long): FilmDto? = cinemaDao.findFilm(id)
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@SchemaMapping
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suspend fun films(): List<FilmDto> = cinemaDao.findFilms()
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}

‎kobby-maven-tutorial-cinema-server/src/main/kotlin/io/github/ermadmi78/kobby/cinema/server/controller/SubscriptionController.kt‎

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package io.github.ermadmi78.kobby.cinema.server.controller
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import io.github.ermadmi78.kobby.cinema.api.kobby.kotlin.dto.FilmDto
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import io.github.ermadmi78.kobby.cinema.server.eventbus.EventBus
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import kotlinx.coroutines.reactor.asFlux
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import org.springframework.graphql.data.method.annotation.SchemaMapping
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import org.springframework.stereotype.Controller
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import reactor.core.publisher.Flux
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/**
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* Created on 16.10.2021
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*
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* @author Dmitry Ermakov (ermadmi78@gmail.com)
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*/
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@Controller
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@SchemaMapping(typeName = "Subscription")
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class SubscriptionController(
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private val eventBus: EventBus
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) {
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@SchemaMapping
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suspend fun filmCreated(): Flux<FilmDto> = eventBus.filmCreatedFlow().asFlux()
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}

‎kobby-maven-tutorial-cinema-server/src/main/kotlin/io/github/ermadmi78/kobby/cinema/server/resolvers/MutationResolver.kt‎

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‎kobby-maven-tutorial-cinema-server/src/main/kotlin/io/github/ermadmi78/kobby/cinema/server/resolvers/QueryResolver.kt‎

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‎kobby-maven-tutorial-cinema-server/src/main/kotlin/io/github/ermadmi78/kobby/cinema/server/resolvers/SubscriptionResolver.kt‎

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