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59 lines
1.8 KiB
Python
59 lines
1.8 KiB
Python
"""Update message & channel tables
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Revision ID: 3781e22d8b01
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Revises: 7826ab40b532
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Create Date: 2024-12-30 03:00:00.000000
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"""
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from alembic import op
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import sqlalchemy as sa
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revision = '3781e22d8b01'
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down_revision = '7826ab40b532'
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branch_labels = None
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depends_on = None
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def upgrade():
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# Add 'type' column to the 'channel' table
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op.add_column(
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'channel',
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sa.Column(
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'type',
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sa.Text(),
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nullable=True,
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),
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)
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# Add 'parent_id' column to the 'message' table for threads
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op.add_column(
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'message',
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sa.Column('parent_id', sa.Text(), nullable=True),
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)
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op.create_table(
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'message_reaction',
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sa.Column('id', sa.Text(), nullable=False, primary_key=True, unique=True), # Unique reaction ID
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sa.Column('user_id', sa.Text(), nullable=False), # User who reacted
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sa.Column('message_id', sa.Text(), nullable=False), # Message that was reacted to
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sa.Column('name', sa.Text(), nullable=False), # Reaction name (e.g. "thumbs_up")
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sa.Column('created_at', sa.BigInteger(), nullable=True), # Timestamp of when the reaction was added
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)
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op.create_table(
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'channel_member',
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sa.Column('id', sa.Text(), nullable=False, primary_key=True, unique=True), # Record ID for the membership row
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sa.Column('channel_id', sa.Text(), nullable=False), # Associated channel
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sa.Column('user_id', sa.Text(), nullable=False), # Associated user
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sa.Column('created_at', sa.BigInteger(), nullable=True), # Timestamp of when the user joined the channel
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)
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def downgrade():
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# Revert 'type' column addition to the 'channel' table
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op.drop_column('channel', 'type')
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op.drop_column('message', 'parent_id')
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op.drop_table('message_reaction')
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op.drop_table('channel_member')
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