Add password validation

handler/signin/signin.go

@@ -0,0 +1,92 @@
+package signinHandler
+
+import (
+	"errors"
+	"github.com/fossyy/filekeeper/db/model/user"
+	"github.com/fossyy/filekeeper/logger"
+	"github.com/fossyy/filekeeper/session"
+	"github.com/fossyy/filekeeper/types"
+	"github.com/fossyy/filekeeper/utils"
+	signinView "github.com/fossyy/filekeeper/view/signin"
+	"net/http"
+)
+
+var log *logger.AggregatedLogger
+
+func init() {
+	log = logger.Logger()
+}
+
+func GET(w http.ResponseWriter, r *http.Request) {
+	component := signinView.Main("Sign in Page", types.Message{
+		Code:    3,
+		Message: "",
+	})
+	err := component.Render(r.Context(), w)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		log.Error(err.Error())
+		return
+	}
+}
+
+func POST(w http.ResponseWriter, r *http.Request) {
+	err := r.ParseForm()
+	if err != nil {
+		http.Error(w, "Error parsing form", http.StatusBadRequest)
+		log.Error(err.Error())
+		return
+	}
+	email := r.Form.Get("email")
+	password := r.Form.Get("password")
+	userData, err := user.Get(email)
+	if err != nil {
+		component := signinView.Main("Sign in Page", types.Message{
+			Code:    0,
+			Message: "Incorrect Username or Password",
+		})
+		log.Error(err.Error())
+		err = component.Render(r.Context(), w)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			log.Error(err.Error())
+			return
+		}
+		return
+	}
+
+	if email == userData.Email && utils.CheckPasswordHash(password, userData.Password) {
+		storeSession := session.Store.Create()
+		storeSession.Values["user"] = types.User{
+			UserID:        userData.UserID,
+			Email:         email,
+			Username:      userData.Username,
+			Authenticated: true,
+		}
+
+		storeSession.Save(w)
+		session.AppendSession(email, storeSession)
+
+		cookie, err := r.Cookie("redirect")
+		if errors.Is(err, http.ErrNoCookie) {
+			http.Redirect(w, r, "/", http.StatusSeeOther)
+			return
+		}
+		http.SetCookie(w, &http.Cookie{
+			Name:   "redirect",
+			MaxAge: -1,
+		})
+		http.Redirect(w, r, cookie.Value, http.StatusSeeOther)
+		return
+	}
+	component := signinView.Main("Sign in Page", types.Message{
+		Code:    0,
+		Message: "Incorrect Username or Password",
+	})
+	err = component.Render(r.Context(), w)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		log.Error(err.Error())
+		return
+	}
+}