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server.go
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server.go
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package main
import (
"fmt"
"net/http"
"github.com/rsms/gotalk"
)
type GreetIn struct {
Name string `json:"name"`
}
type GreetOut struct {
Greeting string `json:"greeting"`
}
func onAccept(s *gotalk.Sock) {
s.Notify("hello", "world")
go func(){
// Send a request & read result via JSON-encoded go values.
greeting := GreetOut{}
if err := s.Request("greet", GreetIn{"Rasmus"}, &greeting); err != nil {
fmt.Printf("greet request failed: " + err.Error())
} else {
fmt.Printf("greet: %+v\n", greeting)
}
}()
}
func main() {
gotalk.Handle("greet", func(in GreetIn) (GreetOut, error) {
println("in greet handler: in.Name=", in.Name)
return GreetOut{"Hello " + in.Name}, nil
})
gotalk.HandleBufferRequest("echó", func(s *gotalk.Sock, op string, b []byte) ([]byte, error) {
return b, nil
})
ws := gotalk.WebSocketHandler()
ws.OnAccept = onAccept
http.Handle("/gotalk/", ws)
http.Handle("/", http.FileServer(http.Dir(".")))
err := http.ListenAndServe(":1234", nil)
if err != nil {
panic(err)
}
}