/
register.go
109 lines (87 loc) · 2.05 KB
/
register.go
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package server
import (
"encoding/json"
"io/ioutil"
"log"
"net/http"
"github.com/Evertras/events-demo/auth/lib/auth"
"github.com/Evertras/events-demo/auth/lib/token"
)
type RegisterBody struct {
Email string `json:"email"`
Password string `json:"password"`
}
func registerHandler(a auth.Auth) func(w http.ResponseWriter, r *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
span, ctx := startSpan("register", r)
defer span.Finish()
if r.Method != "POST" {
w.WriteHeader(400)
log.Println("Method must be POST")
return
}
body, err := ioutil.ReadAll(r.Body)
if err != nil {
w.WriteHeader(500)
log.Println("Failed to parse:", err)
return
}
var register RegisterBody
err = json.Unmarshal(body, ®ister)
if err != nil {
w.WriteHeader(400)
log.Println("Could not parse body:", err)
return
}
if register.Email == "" {
w.WriteHeader(400)
log.Println("Missing email address")
return
}
if register.Password == "" {
w.WriteHeader(400)
log.Println("Missing password")
return
}
id, err := a.Register(ctx, register.Email, register.Password)
if err != nil {
if err == auth.ErrUserAlreadyExists {
w.WriteHeader(400)
log.Println("User already exists:", register.Email)
return
}
w.WriteHeader(500)
log.Println("Failed to register user:", err)
return
}
valid, err := a.ValidateByID(ctx, id, register.Password)
if err != nil {
w.WriteHeader(500)
log.Println("Failed to validate:", err)
return
}
if !valid {
w.WriteHeader(400)
log.Println("Failed to validate credentials for", register.Email)
return
}
t, err := token.New(id)
if err != nil {
w.WriteHeader(500)
log.Println("Failed to generate token:", err)
return
}
resBody, err := json.Marshal(TokenResponse{Token: t})
if err != nil {
w.WriteHeader(500)
log.Println("Failed to marshal token response:", err)
return
}
_, err = w.Write(resBody)
if err != nil {
w.WriteHeader(500)
log.Println("Failed to write body:", err)
return
}
}
}