Initial commit: Open sourcing all of the Maple Open Technologies code.

native/desktop/maplefile/internal/repo/user/repository.go

@@ -0,0 +1,105 @@
+package user
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"codeberg.org/mapleopentech/monorepo/native/desktop/maplefile/pkg/storage"
+	"codeberg.org/mapleopentech/monorepo/native/desktop/maplefile/internal/domain/user"
+)
+
+const (
+	userKeyPrefix = "user:"
+	emailKeyIndex = "email_index:"
+)
+
+type repository struct {
+	storage storage.Storage
+}
+
+// ProvideRepository creates a new user repository
+func ProvideRepository(storage storage.Storage) user.Repository {
+	return &repository{
+		storage: storage,
+	}
+}
+
+func (r *repository) Save(u *user.User) error {
+	data, err := json.Marshal(u)
+	if err != nil {
+		return fmt.Errorf("failed to marshal user: %w", err)
+	}
+
+	// Save user by ID
+	userKey := userKeyPrefix + u.ID
+	if err := r.storage.Set(userKey, data); err != nil {
+		return fmt.Errorf("failed to save user: %w", err)
+	}
+
+	// Create email index
+	emailKey := emailKeyIndex + u.Email
+	if err := r.storage.Set(emailKey, []byte(u.ID)); err != nil {
+		return fmt.Errorf("failed to create email index: %w", err)
+	}
+
+	return nil
+}
+
+func (r *repository) GetByID(id string) (*user.User, error) {
+	key := userKeyPrefix + id
+	data, err := r.storage.Get(key)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get user: %w", err)
+	}
+
+	var u user.User
+	if err := json.Unmarshal(data, &u); err != nil {
+		return nil, fmt.Errorf("failed to unmarshal user: %w", err)
+	}
+
+	return &u, nil
+}
+
+func (r *repository) GetByEmail(email string) (*user.User, error) {
+	// Get user ID from email index
+	emailKey := emailKeyIndex + email
+	idData, err := r.storage.Get(emailKey)
+	if err != nil {
+		return nil, fmt.Errorf("user not found by email: %w", err)
+	}
+
+	userID := string(idData)
+	return r.GetByID(userID)
+}
+
+func (r *repository) Delete(id string) error {
+	// Get user first to remove email index
+	u, err := r.GetByID(id)
+	if err != nil {
+		return err
+	}
+
+	// Delete email index
+	emailKey := emailKeyIndex + u.Email
+	if err := r.storage.Delete(emailKey); err != nil {
+		return fmt.Errorf("failed to delete email index: %w", err)
+	}
+
+	// Delete user
+	userKey := userKeyPrefix + id
+	if err := r.storage.Delete(userKey); err != nil {
+		return fmt.Errorf("failed to delete user: %w", err)
+	}
+
+	return nil
+}
+
+func (r *repository) Exists(id string) (bool, error) {
+	key := userKeyPrefix + id
+	_, err := r.storage.Get(key)
+	if err != nil {
+		// Key doesn't exist
+		return false, nil
+	}
+	return true, nil
+}