mi
63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
"""Qualify pgcrypto digest in the contact sync trigger.
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Revision ID: 0002_pgcrypto_digest
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Revises: 0001_initial
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Create Date: 2026-07-16
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"""
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from collections.abc import Sequence
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from alembic import op
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revision: str = "0002_pgcrypto_digest"
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down_revision: str | None = "0001_initial"
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branch_labels: str | Sequence[str] | None = None
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depends_on: str | Sequence[str] | None = None
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def upgrade() -> None:
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op.execute(
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"""
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CREATE OR REPLACE FUNCTION han_app.enqueue_contact_sync()
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RETURNS trigger
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LANGUAGE plpgsql
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SECURITY INVOKER
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SET search_path = han_app, pg_temp
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AS $$
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DECLARE
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v_entity_id uuid;
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v_task_type text;
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v_dedup text;
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BEGIN
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IF current_setting('han.sync_suppress', true) = 'true' THEN
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RETURN NEW;
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END IF;
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IF TG_TABLE_NAME = 'user_identities' THEN
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v_entity_id := NEW.id;
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v_task_type := CASE WHEN TG_OP = 'INSERT'
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THEN 'contact.map_or_create' ELSE 'contact.update' END;
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ELSE
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v_entity_id := NEW.user_id;
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v_task_type := CASE WHEN TG_OP = 'INSERT'
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THEN 'contact.map_or_create' ELSE 'contact.update' END;
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END IF;
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v_dedup := v_task_type || ':' || v_entity_id::text || ':' ||
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encode(public.digest(row_to_json(NEW)::text, 'sha256'), 'hex');
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INSERT INTO han_app.sync_queue
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(id, task_type, entity_type, entity_id, dedup_key, payload_json,
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status, attempt_count, next_attempt_at, created_at, updated_at)
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VALUES
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(gen_random_uuid(), v_task_type, 'contact', v_entity_id, v_dedup,
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jsonb_build_object('entity_id', v_entity_id), 'pending', 0,
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now(), now(), now())
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ON CONFLICT (dedup_key) DO NOTHING;
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RETURN NEW;
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END;
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$$
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"""
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)
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def downgrade() -> None:
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raise RuntimeError("Contact sync trigger migration is forward-only")
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