Add monitoring TG service

2026-06-04 14:55:41 +03:00
commit f9e072774c
74 changed files with 7232 additions and 0 deletions
--- a/alembic/versions/0001_initial.py
+++ b/alembic/versions/0001_initial.py
@@ -0,0 +1,71 @@
+"""initial schema: channels + messages
+
+Revision ID: 0001
+Revises:
+Create Date: 2026-05-05
+
+"""
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+from sqlalchemy.dialects import postgresql
+
+revision: str = "0001"
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "channels",
+        sa.Column("id", sa.Integer(), primary_key=True),
+        sa.Column("tg_id", sa.BigInteger(), nullable=True, unique=True),
+        sa.Column("identifier", sa.String(length=255), nullable=False, unique=True),
+        sa.Column("title", sa.String(length=512), nullable=True),
+        sa.Column("is_active", sa.Boolean(), nullable=False, server_default=sa.text("true")),
+        sa.Column("last_message_id", sa.BigInteger(), nullable=True),
+        sa.Column("last_polled_at", sa.DateTime(timezone=True), nullable=True),
+        sa.Column(
+            "created_at",
+            sa.DateTime(timezone=True),
+            nullable=False,
+            server_default=sa.func.now(),
+        ),
+    )
+
+    op.create_table(
+        "messages",
+        sa.Column("id", sa.Integer(), primary_key=True),
+        sa.Column(
+            "channel_id",
+            sa.Integer(),
+            sa.ForeignKey("channels.id", ondelete="CASCADE"),
+            nullable=False,
+        ),
+        sa.Column("tg_message_id", sa.BigInteger(), nullable=False),
+        sa.Column("date", sa.DateTime(timezone=True), nullable=False),
+        sa.Column("text", sa.Text(), nullable=True),
+        sa.Column("sender_id", sa.BigInteger(), nullable=True),
+        sa.Column("has_media", sa.Boolean(), nullable=False, server_default=sa.text("false")),
+        sa.Column("views", sa.Integer(), nullable=True),
+        sa.Column("forwards", sa.Integer(), nullable=True),
+        sa.Column("raw", postgresql.JSONB(), nullable=True),
+        sa.Column(
+            "fetched_at",
+            sa.DateTime(timezone=True),
+            nullable=False,
+            server_default=sa.func.now(),
+        ),
+        sa.UniqueConstraint("channel_id", "tg_message_id", name="uq_channel_message"),
+    )
+    op.create_index(
+        "ix_messages_channel_date", "messages", ["channel_id", "date"], unique=False
+    )
+
+
+def downgrade() -> None:
+    op.drop_index("ix_messages_channel_date", table_name="messages")
+    op.drop_table("messages")
+    op.drop_table("channels")