Active status check

migrations/versions/4ee23cb29001_merge_heads.py

@@ -0,0 +1,24 @@
+"""merge heads
+
+Revision ID: 4ee23cb29001
+Revises: 72ab6c4c6a5f, add_status_details
+Create Date: 2025-06-09 10:04:48.708415
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '4ee23cb29001'
+down_revision = ('72ab6c4c6a5f', 'add_status_details')
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    pass
+
+
+def downgrade():
+    pass

migrations/versions/add_instances_table.py

@@ -7,6 +7,7 @@ Create Date: 2024-03-19 10:00:00.000000
 """
 from alembic import op
 import sqlalchemy as sa
+from sqlalchemy import text
 
 
 # revision identifiers, used by Alembic.
@@ -17,23 +18,52 @@ depends_on = None
 
 
 def upgrade():
-    op.create_table('instances',
-        sa.Column('id', sa.Integer(), nullable=False),
-        sa.Column('name', sa.String(length=100), nullable=False),
-        sa.Column('company', sa.String(length=100), nullable=False),
-        sa.Column('rooms_count', sa.Integer(), nullable=False, server_default='0'),
-        sa.Column('conversations_count', sa.Integer(), nullable=False, server_default='0'),
-        sa.Column('data_size', sa.Float(), nullable=False, server_default='0.0'),
-        sa.Column('payment_plan', sa.String(length=20), nullable=False, server_default='Basic'),
-        sa.Column('main_url', sa.String(length=255), nullable=False),
-        sa.Column('status', sa.String(length=20), nullable=False, server_default='inactive'),
-        sa.Column('created_at', sa.DateTime(), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP')),
-        sa.Column('updated_at', sa.DateTime(), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP')),
-        sa.PrimaryKeyConstraint('id'),
-        sa.UniqueConstraint('name'),
-        sa.UniqueConstraint('main_url')
-    )
+    conn = op.get_bind()
+    result = conn.execute(text("""
+        SELECT EXISTS (
+            SELECT FROM information_schema.tables 
+            WHERE table_name = 'instances'
+        );
+    """))
+    exists = result.scalar()
+    if not exists:
+        op.create_table('instances',
+            sa.Column('id', sa.Integer(), nullable=False),
+            sa.Column('name', sa.String(length=255), nullable=False),
+            sa.Column('company', sa.String(length=255), nullable=False),
+            sa.Column('rooms_count', sa.Integer(), nullable=False, server_default='0'),
+            sa.Column('conversations_count', sa.Integer(), nullable=False, server_default='0'),
+            sa.Column('data_size', sa.String(length=50), nullable=False, server_default='0 MB'),
+            sa.Column('payment_plan', sa.String(length=50), nullable=False, server_default='free'),
+            sa.Column('main_url', sa.String(length=255), nullable=False),
+            sa.Column('status', sa.String(length=20), nullable=False, server_default='inactive'),
+            sa.Column('created_at', sa.DateTime(), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP')),
+            sa.Column('updated_at', sa.DateTime(), nullable=False, server_default=sa.text('CURRENT_TIMESTAMP')),
+            sa.PrimaryKeyConstraint('id'),
+            sa.UniqueConstraint('name'),
+            sa.UniqueConstraint('main_url')
+        )
+        
+        # Create a trigger to automatically update the updated_at column
+        op.execute("""
+            CREATE OR REPLACE FUNCTION update_updated_at_column()
+            RETURNS TRIGGER AS $$
+            BEGIN
+                NEW.updated_at = CURRENT_TIMESTAMP;
+                RETURN NEW;
+            END;
+            $$ language 'plpgsql';
+        """)
+        
+        op.execute("""
+            CREATE TRIGGER update_instances_updated_at
+                BEFORE UPDATE ON instances
+                FOR EACH ROW
+                EXECUTE FUNCTION update_updated_at_column();
+        """)
 
 
 def downgrade():
+    op.execute("DROP TRIGGER IF EXISTS update_instances_updated_at ON instances")
+    op.execute("DROP FUNCTION IF EXISTS update_updated_at_column()")
     op.drop_table('instances') 

migrations/versions/add_status_details.py

@@ -0,0 +1,24 @@
+"""add status_details column
+
+Revision ID: add_status_details
+Revises: add_instances_table
+Create Date: 2024-03-19 11:00:00.000000
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'add_status_details'
+down_revision = 'add_instances_table'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column('instances', sa.Column('status_details', sa.Text(), nullable=True))
+
+
+def downgrade():
+    op.drop_column('instances', 'status_details')