Add Language and PackageTranslation models

migrations/versions/6a0aee983614_.py

@@ -0,0 +1,48 @@
+"""empty message
+
+Revision ID: 6a0aee983614
+Revises: 7828535fe339
+Create Date: 2024-02-25 15:26:18.708794
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = '6a0aee983614'
+down_revision = '7828535fe339'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('language',
+    sa.Column('id', sa.String(length=10), nullable=False),
+    sa.Column('title', sa.String(length=100), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('title')
+    )
+
+    op.create_table('package_translation',
+    sa.Column('package_id', sa.Integer(), nullable=False),
+    sa.Column('language_id', sa.String(length=10), nullable=False),
+    sa.Column('title', sa.Unicode(length=100), nullable=True),
+    sa.Column('short_desc', sa.Unicode(length=200), nullable=True),
+    sa.Column('desc', sa.UnicodeText(), nullable=True),
+    sa.ForeignKeyConstraint(['language_id'], ['language.id'], ),
+    sa.ForeignKeyConstraint(['package_id'], ['package.id'], ),
+    sa.PrimaryKeyConstraint('package_id', 'language_id')
+    )
+
+    with op.batch_alter_table('package', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('translation_url', sa.String(length=200), nullable=True))
+
+
+def downgrade():
+    with op.batch_alter_table('package', schema=None) as batch_op:
+        batch_op.drop_column('translation_url')
+
+    op.drop_table('package_translation')
+    op.drop_table('language')