refactor: remove empty services (#116)

* remove empty services

* remove old factory

* remove old static files

* cleanup more duplicate service code

* file/folder reorg

backend/internal/data/repo/repo_document_tokens.go

@@ -0,0 +1,68 @@
+package repo
+
+import (
+	"context"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/hay-kot/homebox/backend/internal/data/ent"
+	"github.com/hay-kot/homebox/backend/internal/data/ent/documenttoken"
+)
+
+// DocumentTokensRepository is a repository for Document entity
+type DocumentTokensRepository struct {
+	db *ent.Client
+}
+
+type (
+	DocumentToken struct {
+		ID         uuid.UUID `json:"-"`
+		TokenHash  []byte    `json:"tokenHash"`
+		ExpiresAt  time.Time `json:"expiresAt"`
+		DocumentID uuid.UUID `json:"documentId"`
+	}
+
+	DocumentTokenCreate struct {
+		TokenHash  []byte    `json:"tokenHash"`
+		DocumentID uuid.UUID `json:"documentId"`
+		ExpiresAt  time.Time `json:"expiresAt"`
+	}
+)
+
+var (
+	mapDocumentTokenErr = mapTErrFunc(mapDocumentToken)
+)
+
+func mapDocumentToken(e *ent.DocumentToken) DocumentToken {
+	return DocumentToken{
+		ID:         e.ID,
+		TokenHash:  e.Token,
+		ExpiresAt:  e.ExpiresAt,
+		DocumentID: e.Edges.Document.ID,
+	}
+}
+
+func (r *DocumentTokensRepository) Create(ctx context.Context, data DocumentTokenCreate) (DocumentToken, error) {
+	result, err := r.db.DocumentToken.Create().
+		SetDocumentID(data.DocumentID).
+		SetToken(data.TokenHash).
+		SetExpiresAt(data.ExpiresAt).
+		Save(ctx)
+
+	if err != nil {
+		return DocumentToken{}, err
+	}
+
+	return mapDocumentTokenErr(r.db.DocumentToken.Query().
+		Where(documenttoken.ID(result.ID)).
+		WithDocument().
+		Only(ctx))
+}
+
+func (r *DocumentTokensRepository) PurgeExpiredTokens(ctx context.Context) (int, error) {
+	return r.db.DocumentToken.Delete().Where(documenttoken.ExpiresAtLT(time.Now())).Exec(ctx)
+}
+
+func (r *DocumentTokensRepository) Delete(ctx context.Context, id uuid.UUID) error {
+	return r.db.DocumentToken.DeleteOneID(id).Exec(ctx)
+}