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backend/alembic/versions/002_add_course_drafts.py

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+"""add_course_drafts
+
+Revision ID: 002
+Revises: 001
+Create Date: 2024-02-11 12:00:00
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision = '002'
+down_revision = '001'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # Create course_drafts table
+    op.create_table(
+        'course_drafts',
+        sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column('user_id', sa.Integer(), nullable=False),
+        sa.Column('title', sa.String(length=255), nullable=False),
+        sa.Column('description', sa.Text(), nullable=False),
+        sa.Column('level', sa.String(length=50), nullable=False),
+        sa.Column('content', sa.Text(), nullable=False),
+        sa.Column('structure', sa.Text(), nullable=True),
+        sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+        sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
+        sa.PrimaryKeyConstraint('id'),
+        sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE')
+    )
+    op.create_index('idx_course_drafts_user_id', 'course_drafts', ['user_id'])
+
+
+def downgrade():
+    op.drop_index('idx_course_drafts_user_id', table_name='course_drafts')
+    op.drop_table('course_drafts')