"""add member trend scores and news articles tables

Revision ID: 0008
Revises: 0007
Create Date: 2026-03-01
"""
import sqlalchemy as sa
from alembic import op

revision = "0008"
down_revision = "0007"
branch_labels = None
depends_on = None


def upgrade():
    op.create_table(
        "member_trend_scores",
        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
        sa.Column("member_id", sa.String(), nullable=False),
        sa.Column("score_date", sa.Date(), nullable=False),
        sa.Column("newsapi_count", sa.Integer(), nullable=True, default=0),
        sa.Column("gnews_count", sa.Integer(), nullable=True, default=0),
        sa.Column("gtrends_score", sa.Float(), nullable=True, default=0.0),
        sa.Column("composite_score", sa.Float(), nullable=True, default=0.0),
        sa.ForeignKeyConstraint(["member_id"], ["members.bioguide_id"], ondelete="CASCADE"),
        sa.PrimaryKeyConstraint("id"),
        sa.UniqueConstraint("member_id", "score_date", name="uq_member_trend_scores_member_date"),
    )
    op.create_index("ix_member_trend_scores_member_id", "member_trend_scores", ["member_id"])
    op.create_index("ix_member_trend_scores_score_date", "member_trend_scores", ["score_date"])
    op.create_index("ix_member_trend_scores_composite", "member_trend_scores", ["composite_score"])

    op.create_table(
        "member_news_articles",
        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
        sa.Column("member_id", sa.String(), nullable=False),
        sa.Column("source", sa.String(200), nullable=True),
        sa.Column("headline", sa.Text(), nullable=True),
        sa.Column("url", sa.String(), nullable=True),
        sa.Column("published_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("relevance_score", sa.Float(), nullable=True, default=0.0),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
        sa.ForeignKeyConstraint(["member_id"], ["members.bioguide_id"], ondelete="CASCADE"),
        sa.PrimaryKeyConstraint("id"),
        sa.UniqueConstraint("member_id", "url", name="uq_member_news_member_url"),
    )
    op.create_index("ix_member_news_articles_member_id", "member_news_articles", ["member_id"])
    op.create_index("ix_member_news_articles_published_at", "member_news_articles", ["published_at"])


def downgrade():
    op.drop_table("member_news_articles")
    op.drop_table("member_trend_scores")