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server.go
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server.go
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package main
import (
"encoding/json"
"fmt"
"net/http"
)
type Contact struct {
Email string `json:"email"`
Subject string `json:"subject"`
Message string `json:"message"`
}
func allowCORS(w http.ResponseWriter) {
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Access-Control-Allow-Methods", "POST,OPTIONS")
w.Header().Set("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept")
}
func responseContact(w http.ResponseWriter, c Contact) {
w.Header().Set("Access-Control-Allow-Origin", "*")
w.Header().Set("Content-Type", "application/json")
if c.Email == "wingyminov@mail.com" {
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprint(w, `{"test": "fail"}`)
return
}
fmt.Fprint(w, `{"test": "success"}`)
}
func contactHandler(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case "OPTIONS":
allowCORS(w)
case "POST":
var c Contact
json.NewDecoder(r.Body).Decode(&c)
responseContact(w, c)
r.Body.Close()
}
}
func main() {
http.HandleFunc("/contact", contactHandler)
http.ListenAndServe(":8080", nil)
}