From 1f6e9304712bf02ff9bdbf1d3f6bdfa3271ee22c Mon Sep 17 00:00:00 2001
From: 13315423919 <13315423919@qq.com>
Date: Fri, 7 Nov 2025 09:05:26 +0800
Subject: [PATCH] Add File

---
 .../migrations/add_project_share_fields.py    | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 src/landppt/database/migrations/add_project_share_fields.py

diff --git a/src/landppt/database/migrations/add_project_share_fields.py b/src/landppt/database/migrations/add_project_share_fields.py
new file mode 100644
index 0000000..582ea0c
--- /dev/null
+++ b/src/landppt/database/migrations/add_project_share_fields.py
@@ -0,0 +1,71 @@
+"""
+Add share_token and share_enabled fields to projects table
+"""
+
+import sys
+import os
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), '../../..'))
+
+from sqlalchemy import text
+from landppt.database.database import engine
+
+
+def upgrade():
+    """Add share_token and share_enabled columns to projects table"""
+    with engine.connect() as conn:
+        # Check if columns exist before adding them
+        try:
+            # Add share_token column (without UNIQUE constraint in ALTER TABLE for SQLite)
+            conn.execute(text("""
+                ALTER TABLE projects
+                ADD COLUMN share_token VARCHAR(64)
+            """))
+            print("Added share_token column")
+        except Exception as e:
+            print(f"share_token column may already exist: {e}")
+
+        try:
+            # Add share_enabled column
+            conn.execute(text("""
+                ALTER TABLE projects
+                ADD COLUMN share_enabled BOOLEAN NOT NULL DEFAULT 0
+            """))
+            print("Added share_enabled column")
+        except Exception as e:
+            print(f"share_enabled column may already exist: {e}")
+
+        try:
+            # Create unique index on share_token for faster lookups and uniqueness
+            conn.execute(text("""
+                CREATE UNIQUE INDEX IF NOT EXISTS idx_projects_share_token
+                ON projects (share_token)
+                WHERE share_token IS NOT NULL
+            """))
+            print("Created unique index on share_token")
+        except Exception as e:
+            print(f"Index creation error: {e}")
+
+        conn.commit()
+        print("Migration completed successfully!")
+
+
+def downgrade():
+    """Remove share_token and share_enabled columns from projects table"""
+    with engine.connect() as conn:
+        try:
+            # Drop index
+            conn.execute(text("DROP INDEX IF EXISTS idx_projects_share_token"))
+
+            # SQLite doesn't support DROP COLUMN in older versions
+            # We'll need to recreate the table without these columns
+            # For now, just set them to NULL
+            print("Note: SQLite doesn't support DROP COLUMN. Columns will remain but can be ignored.")
+        except Exception as e:
+            print(f"Error during downgrade: {e}")
+
+        conn.commit()
+
+
+if __name__ == "__main__":
+    upgrade()
+    print("Project share fields migration completed!")