43 lines
1.1 KiB
Go
43 lines
1.1 KiB
Go
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package httpdelivery
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import (
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"fmt"
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"github.com/99designs/gqlgen/graphql/handler"
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"github.com/99designs/gqlgen/graphql/playground"
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"github.com/gin-gonic/gin"
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"github.com/tribalwarshelp/api/graphql/generated"
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"github.com/tribalwarshelp/api/graphql/resolvers"
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)
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func Attach(g *gin.RouterGroup, r *resolvers.Resolver) error {
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if r == nil {
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return fmt.Errorf("Graphql resolver cannot be nil")
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}
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g.POST("/graphql", graphqlHandler(r))
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g.GET("/", playgroundHandler())
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return nil
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}
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// Defining the Graphql handler
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func graphqlHandler(r *resolvers.Resolver) gin.HandlerFunc {
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// NewExecutableSchema and Config are in the generated.go file
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// Resolver is in the resolver.go file
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cfg := generated.Config{Resolvers: r}
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h := handler.NewDefaultServer(generated.NewExecutableSchema(cfg))
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return func(c *gin.Context) {
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c.Header("Cache-Control", "no-store, must-revalidate")
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h.ServeHTTP(c.Writer, c.Request)
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}
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}
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// Defining the Playground handler
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func playgroundHandler() gin.HandlerFunc {
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h := playground.Handler("Playground", "/graphql")
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return func(c *gin.Context) {
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h.ServeHTTP(c.Writer, c.Request)
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}
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}
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