Add the alembic automated migration (needs rework)

Author: almet

ihatemoney/migrations/versions/3334e1f293b4_remove_currencies.py

@@ -0,0 +1,78 @@
+"""remove currencies
+
+Revision ID: 3334e1f293b4
+Revises: 7a9b38559992
+Create Date: 2024-12-27 00:25:06.517970
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '3334e1f293b4'
+down_revision = '7a9b38559992'
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('bill', schema=None) as batch_op:
+        batch_op.drop_column('converted_amount')
+        batch_op.drop_column('original_currency')
+
+    with op.batch_alter_table('bill_version', schema=None) as batch_op:
+        batch_op.alter_column('bill_type',
+               existing_type=sa.TEXT(),
+               type_=sa.Enum('EXPENSE', 'REIMBURSEMENT', name='billtype'),
+               existing_nullable=True,
+               autoincrement=False)
+        batch_op.drop_column('converted_amount')
+        batch_op.drop_column('original_currency')
+
+    with op.batch_alter_table('billowers', schema=None) as batch_op:
+        batch_op.alter_column('bill_id',
+               existing_type=sa.INTEGER(),
+               nullable=False)
+        batch_op.alter_column('person_id',
+               existing_type=sa.INTEGER(),
+               nullable=False)
+
+    with op.batch_alter_table('project', schema=None) as batch_op:
+        batch_op.drop_column('default_currency')
+
+    with op.batch_alter_table('project_version', schema=None) as batch_op:
+        batch_op.drop_column('default_currency')
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('project_version', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('default_currency', sa.VARCHAR(length=3), nullable=True))
+
+    with op.batch_alter_table('project', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('default_currency', sa.VARCHAR(length=3), server_default=sa.text("('')"), nullable=True))
+
+    with op.batch_alter_table('billowers', schema=None) as batch_op:
+        batch_op.alter_column('person_id',
+               existing_type=sa.INTEGER(),
+               nullable=True)
+        batch_op.alter_column('bill_id',
+               existing_type=sa.INTEGER(),
+               nullable=True)
+
+    with op.batch_alter_table('bill_version', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('original_currency', sa.VARCHAR(length=3), nullable=True))
+        batch_op.add_column(sa.Column('converted_amount', sa.FLOAT(), nullable=True))
+        batch_op.alter_column('bill_type',
+               existing_type=sa.Enum('EXPENSE', 'REIMBURSEMENT', name='billtype'),
+               type_=sa.TEXT(),
+               existing_nullable=True,
+               autoincrement=False)
+
+    with op.batch_alter_table('bill', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('original_currency', sa.VARCHAR(length=3), server_default=sa.text("('')"), nullable=True))
+        batch_op.add_column(sa.Column('converted_amount', sa.FLOAT(), nullable=True))
+
+    # ### end Alembic commands ###