From 8ea64de61264adf74e025bfed6ae70d17589e603 Mon Sep 17 00:00:00 2001
From: Zayden Jung <zayden.jung@entroia.com>
Date: Mon, 18 May 2026 22:53:02 +0800
Subject: [PATCH] auto id length in bi ref: interaction

---
 app/models/interaction.py | 48 +++++++++++++++++++++++++++++++++------
 1 file changed, 41 insertions(+), 7 deletions(-)

diff --git a/app/models/interaction.py b/app/models/interaction.py
index 3da7889..0ab3f92 100644
--- a/app/models/interaction.py
+++ b/app/models/interaction.py
@@ -1,13 +1,27 @@
+from typing import TYPE_CHECKING
 from sqlalchemy import Column, DateTime, String, ForeignKey, UniqueConstraint
 from sqlalchemy.sql import func
 from .base import AutoID, Base
 
+if TYPE_CHECKING:
+    from .user import User
+    from .project import ProjectNode
+    from .workspace import Workspace
+
 class ProjectLike(Base, AutoID):
     """项目点赞表"""
     __tablename__ = "project_likes"
 
-    user_id = Column(String(32), ForeignKey("users.id", ondelete="CASCADE"), index=True)
-    project_node_id = Column(String(32), ForeignKey("project_nodes.id", ondelete="CASCADE"), index=True)
+    user_id = Column(
+        String(User.id_length()), 
+        ForeignKey("users.id", ondelete="CASCADE"), 
+        index=True
+    )
+    project_node_id = Column(
+        String(ProjectNode.id_length()), 
+        ForeignKey("project_nodes.id", ondelete="CASCADE"), 
+        index=True
+    )
     
     created_at = Column(DateTime(timezone=True), server_default=func.now())
 
@@ -19,8 +33,16 @@ class ProjectFavorite(Base, AutoID):
     """项目收藏表"""
     __tablename__ = "project_favorites"
 
-    user_id = Column(String(32), ForeignKey("users.id", ondelete="CASCADE"), index=True)
-    project_node_id = Column(String(32), ForeignKey("project_nodes.id", ondelete="CASCADE"), index=True)
+    user_id = Column(
+        String(User.id_length()), 
+        ForeignKey("users.id", ondelete="CASCADE"), 
+        index=True
+    )
+    project_node_id = Column(
+        String(ProjectNode.id_length()), 
+        ForeignKey("project_nodes.id", ondelete="CASCADE"), 
+        index=True
+    )
     
     created_at = Column(DateTime(timezone=True), server_default=func.now())
 
@@ -32,13 +54,25 @@ class ProjectShare(Base, AutoID):
     """项目转发/分享记录表"""
     __tablename__ = "project_shares"
 
-    user_id = Column(String(32), ForeignKey("users.id", ondelete="CASCADE"), index=True)
-    project_node_id = Column(String(32), ForeignKey("project_nodes.id", ondelete="CASCADE"), index=True)
+    user_id = Column(
+        String(User.id_length()), 
+        ForeignKey("users.id", ondelete="CASCADE"), 
+        index=True
+    )
+    project_node_id = Column(
+        String(ProjectNode.id_length()), 
+        ForeignKey("project_nodes.id", ondelete="CASCADE"), 
+        index=True
+    )
     
     # 转发去向或渠道，例如 'internal' (转发到其他工作区), 'twitter', 'link' (复制链接)
     share_target = Column(String, default="internal", nullable=False)
     
     # 如果是转发到特定工作区，可以记录目标工作区 ID
-    target_workspace_id = Column(String(32), ForeignKey("workspaces.id", ondelete="SET NULL"), nullable=True)
+    target_workspace_id = Column(
+        String(Workspace.id_length()), 
+        ForeignKey("workspaces.id", ondelete="SET NULL"), 
+        nullable=True
+    )
 
     created_at = Column(DateTime(timezone=True), server_default=func.now())
\ No newline at end of file