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server.go
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server.go
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package main
import (
"net/http"
"os"
"time"
"github.com/99designs/gqlgen/graphql/playground"
"github.com/99designs/gqlgen/graphql/handler"
"github.com/99designs/gqlgen/graphql/handler/extension"
"github.com/99designs/gqlgen/graphql/handler/transport"
tb "github.com/didip/tollbooth"
"github.com/go-chi/chi"
_ "github.com/go-sql-driver/mysql"
_ "github.com/joho/godotenv/autoload"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
"github.com/web-ridge/gqlgen-sqlboiler-examples/issue-6-edges-connections/graphql_models"
"github.com/web-ridge/utils-go/api/v3"
)
func main() {
initLogger()
db := getDatabase()
port := os.Getenv("PORT")
// Create a limiter
lmt := tb.NewLimiter(100, nil)
lmt.SetOnLimitReached(api.HandleRateLimiting)
c := graphql_models.Config{
Resolvers: &Resolver{
db: db,
},
}
srv := handler.New(graphql_models.NewExecutableSchema(c))
srv.Use(extension.Introspection{})
srv.AddTransport(transport.Websocket{
KeepAlivePingInterval: 10 * time.Second,
})
srv.AddTransport(transport.Options{})
srv.AddTransport(transport.GET{})
srv.AddTransport(transport.POST{})
srv.AddTransport(transport.MultipartForm{})
// srv.Use(apollotracing.Tracer{})
r := chi.NewRouter()
r.Handle("/", playground.Handler("GraphQL playground", "/graphql"))
r.Handle("/graphql", srv)
log.Info().Str("host", "localhost").Str("port", port).Msg("Connect GraphQL playground")
if err := http.ListenAndServe(":"+port, r); err != nil {
log.Fatal().Err(err).Str("Could not listen to port", port).Send()
}
}
func initLogger() {
zerolog.TimeFieldFormat = zerolog.TimeFormatUnix
level, levelError := zerolog.ParseLevel(os.Getenv("LOG_LEVEL"))
if levelError != nil {
// Default level for this example is info, unless debug flag is present
zerolog.SetGlobalLevel(zerolog.InfoLevel)
} else {
zerolog.SetGlobalLevel(level)
}
}