mirror of
https://github.com/nexus-stc/hyperboria
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52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
import aiopg
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from library.aiopostgres.pool_holder import AioPostgresPoolHolder
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from nexus.models.proto.operation_pb2 import \
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DocumentOperation as DocumentOperationPb
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from pypika import (
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PostgreSQLQuery,
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Table,
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)
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from .base import BaseAction
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class SendDocumentOperationVotePbToGoldenPostgresAction(BaseAction):
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votes_table = Table('votes')
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def __init__(self, database):
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super().__init__()
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self.pool_holder = AioPostgresPoolHolder(
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fn=aiopg.create_pool,
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dsn=f'dbname={database["database"]} '
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f'user={database["username"]} '
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f'password={database["password"]} '
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f'host={database["host"]}',
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timeout=30,
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pool_recycle=60,
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maxsize=2,
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)
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self.waits.append(self.pool_holder)
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def generate_insert_sql(self, document_id: int, value: int, voter_id: int):
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query = PostgreSQLQuery.into(self.votes_table).columns(
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'document_id',
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'value',
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'voter_id',
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).insert(
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document_id,
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value,
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voter_id,
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)
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query = query.on_conflict('document_id', 'voter_id').do_update('value', value)
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return query.get_sql()
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async def do(self, document_operation_pb: DocumentOperationPb) -> DocumentOperationPb:
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vote_pb = document_operation_pb.vote
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sql = self.generate_insert_sql(
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document_id=vote_pb.document_id,
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value=vote_pb.value,
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voter_id=vote_pb.voter_id,
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)
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await self.pool_holder.execute(sql)
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return vote_pb
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