"""Add role field to Message model

Revision ID: 3815753f265c
Revises: 
Create Date: 2025-03-24 16:16:56.484803

"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import mysql

# revision identifiers, used by Alembic.
revision = '3815753f265c'
down_revision = None
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('Messages', sa.Column('role', sa.String(length=50), nullable=False))
    op.alter_column('Users', 'email',
               existing_type=mysql.VARCHAR(collation='utf8mb4_general_ci', length=120),
               nullable=False)
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('Users', 'email',
               existing_type=mysql.VARCHAR(collation='utf8mb4_general_ci', length=120),
               nullable=True)
    op.drop_column('Messages', 'role')
    # ### end Alembic commands ###