add DatabaseConstants

Author: MoSchmidt

backend/app/constants/DatabaseConstants.py

@@ -0,0 +1,12 @@
+from enum import Enum
+
+class PaperSource(Enum):
+    ARXIV = "ARXIV"
+
+class PaperType(Enum):
+    JOURNAL = "JOURNAL"
+    CONFERENCE = "CONFERENCE"
+    PREPRINT = "PREPRINT"
+    WORKSHOP = "WORKSHOP"
+    THESIS = "THESIS"
+    OTHER = "OTHER"

backend/app/constants/__init__.py

@@ -3,30 +3,13 @@
 # pylint: disable=too-few-public-methods
 
 from datetime import datetime, date
-from enum import Enum
 from typing import TYPE_CHECKING, List, Optional
 
 from sqlalchemy import BigInteger, Date, DateTime, Enum as SqlEnum, JSON, String, Text, func
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from app.core.database import Base
-
-
-class PaperSource(str, Enum):
-    """Enumeration of supported paper sources."""
-
-    ARXIV = "Arxiv"
-
-
-class PaperType(str, Enum):
-    """Enumeration of supported paper types."""
-
-    JOURNAL = "Journal"
-    CONFERENCE = "Conference"
-    PREPRINT = "Preprint"
-    WORKSHOP = "Workshop"
-    THESIS = "Thesis"
-    OTHER = "Other"
+from app.constants.DatabaseConstants import PaperSource, PaperType
 
 
 class Paper(Base):
@@ -62,6 +45,6 @@ class Paper(Base):
         "Project", secondary="project_paper", back_populates="papers"
     )
 
-if TYPE_CHECKING:  # pragma: no cover
+if TYPE_CHECKING:
     from .project import Project
     from .project_paper import ProjectPaper

backend/app/models/paper.py

@@ -20,7 +20,7 @@ class Project(Base):
     created_by: Mapped[int] = mapped_column(
         BigInteger, ForeignKey("user.user_id"), nullable=False, index=True
     )
-    project_name: Mapped[str] = mapped_column(String(255), nullable=False, unique=True)
+    project_name: Mapped[str] = mapped_column(String(255), nullable=False)
     created_at: Mapped[datetime] = mapped_column(
         DateTime(timezone=True), nullable=False, server_default=func.now()
     )
@@ -33,7 +33,7 @@ class Project(Base):
         "Paper", secondary="project_paper", back_populates="projects"
     )
 
-if TYPE_CHECKING:  # pragma: no cover
+if TYPE_CHECKING:
     from .paper import Paper
     from .project_paper import ProjectPaper
     from .user import User

backend/app/models/project.py

@@ -32,6 +32,6 @@ class ProjectPaper(Base):
     paper: Mapped["Paper"] = relationship("Paper", back_populates="project_links")
 
 
-if TYPE_CHECKING:  # pragma: no cover
+if TYPE_CHECKING:
     from .paper import Paper
     from .project import Project