refac: split the auth handler into registration and login, account verification, and password reset handlers, each with its own dependencies

api/handlers/auth/passwordResetHandler.go

@@ -0,0 +1,81 @@
+package auth
+
+import (
+	"RenewCMS/api/pkg/apperr"
+	validator "RenewCMS/api/pkg/validator"
+	"RenewCMS/internal/domain/user"
+	"RenewCMS/internal/infrastructure/useCases"
+	"encoding/json"
+	"errors"
+	"net/http"
+)
+
+type PasswordResetHandler struct {
+	RequestPasswordResetUseCase *useCases.RequestPasswordResetUseCase
+	ResetPasswordUseCase        *useCases.ResetPasswordUseCase
+}
+
+type RequestPasswordResetCredentials struct {
+	Email string `json:"email" validate:"required,email"`
+}
+
+type ResetPasswordCredentials struct {
+	Email    string `json:"email" validate:"required,email"`
+	Code     string `json:"code" validate:"required"`
+	Password string `json:"password" validate:"required,min=8"`
+}
+
+func NewPasswordResetHandler(requestPasswordReset *useCases.RequestPasswordResetUseCase, resetPassword *useCases.ResetPasswordUseCase) *PasswordResetHandler {
+	return &PasswordResetHandler{
+		RequestPasswordResetUseCase: requestPasswordReset,
+		ResetPasswordUseCase:        resetPassword,
+	}
+}
+
+func (h *PasswordResetHandler) RequestPasswordReset(w http.ResponseWriter, r *http.Request) {
+	var credentials RequestPasswordResetCredentials
+	err := json.NewDecoder(r.Body).Decode(&credentials)
+	if err != nil {
+		http.Error(w, apperr.BodyErrorMessage, http.StatusBadRequest)
+		return
+	}
+
+	err = validator.Validate.Struct(credentials)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	_ = h.RequestPasswordResetUseCase.RequestPasswordReset(credentials.Email)
+
+	message, _ := json.Marshal(map[string]any{"message": apperr.PasswordResetRequestedMessage})
+	_, _ = w.Write(message)
+}
+
+func (h *PasswordResetHandler) ResetPassword(w http.ResponseWriter, r *http.Request) {
+	var credentials ResetPasswordCredentials
+	err := json.NewDecoder(r.Body).Decode(&credentials)
+	if err != nil {
+		http.Error(w, apperr.BodyErrorMessage, http.StatusBadRequest)
+		return
+	}
+
+	err = validator.Validate.Struct(credentials)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	err = h.ResetPasswordUseCase.ResetPassword(credentials.Email, credentials.Code, credentials.Password)
+	if err != nil {
+		if errors.Is(err, user.ErrInvalidPasswordResetCode) || errors.Is(err, user.ErrPasswordResetCodeExpired) {
+			http.Error(w, apperr.PasswordResetFailedErrorMessage, http.StatusForbidden)
+			return
+		}
+		http.Error(w, "Internal server error", http.StatusInternalServerError)
+		return
+	}
+
+	message, _ := json.Marshal(map[string]any{"message": "Your password has been reset. You can now log in."})
+	_, _ = w.Write(message)
+}