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contoller.go
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/
contoller.go
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package controller
import (
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net/http"
"time"
"github.com/KushagraMehta/blog/JWT-with-React+Go/Code/backend/auth"
"github.com/KushagraMehta/blog/JWT-with-React+Go/Code/backend/middleware"
"github.com/google/uuid"
)
type Handler struct {
UserData map[uuid.UUID]auth.User
}
func (h *Handler) Init() {
h.UserData = make(map[uuid.UUID]auth.User)
}
func (h *Handler) PostUser(w http.ResponseWriter, r *http.Request) {
reqBody, _ := ioutil.ReadAll(r.Body)
var tmpUser auth.User
json.Unmarshal(reqBody, &tmpUser)
log.Printf("%+v", tmpUser)
tmpUser.Password, _ = auth.Hash(tmpUser.Password)
userID := uuid.New()
h.UserData[userID] = tmpUser
generatedTokens := auth.CreateToken(userID, tmpUser)
http.SetCookie(w, &http.Cookie{
Name: "jwt",
Value: generatedTokens,
Expires: time.Now().Add(time.Hour * 24 * 7),
HttpOnly: true,
SameSite: http.SameSiteStrictMode,
Secure: true,
})
middleware.JSON(w, http.StatusCreated, "OK")
}
func (h *Handler) Auth(w http.ResponseWriter, r *http.Request) {
middleware.JSON(w, http.StatusOK, "OK")
}
func (h *Handler) Logout(w http.ResponseWriter, r *http.Request) {
http.SetCookie(w, &http.Cookie{
Name: "jwt",
Value: "",
Expires: time.Now(),
HttpOnly: true,
SameSite: http.SameSiteStrictMode,
Secure: true,
})
middleware.JSON(w, http.StatusOK, "OK")
}
func (h *Handler) GetUser(w http.ResponseWriter, r *http.Request) {
tokenCookie, _ := r.Cookie("jwt")
uid, err := auth.ExtractTokenID(tokenCookie)
if err != nil {
fmt.Println(err)
}
userData := h.UserData[uid]
middleware.JSON(w, http.StatusOK, map[string]string{
"username": userData.Username,
"email": userData.Email,
})
}
func (h *Handler) Login(w http.ResponseWriter, r *http.Request) {
reqBody, _ := ioutil.ReadAll(r.Body)
var tmpUser auth.User
json.Unmarshal(reqBody, &tmpUser)
log.Printf("%+v", tmpUser)
for uid, value := range h.UserData {
if (value.Email == tmpUser.Email || value.Username == tmpUser.Email) && auth.VerifyPassword(value.Password, tmpUser.Password) == nil {
generatedTokens := auth.CreateToken(uid, value)
http.SetCookie(w, &http.Cookie{
Name: "jwt",
Value: generatedTokens,
Expires: time.Now().Add(time.Hour * 24 * 7),
HttpOnly: true,
SameSite: http.SameSiteStrictMode,
Secure: true,
})
middleware.JSON(w, http.StatusCreated, "OK")
return
}
}
middleware.JSON(w, http.StatusUnauthorized, "")
}