95 lines
3.3 KiB
Python
95 lines
3.3 KiB
Python
"""Transaction repository"""
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from typing import List, Optional
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from datetime import datetime, timedelta
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from sqlalchemy.orm import Session
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from sqlalchemy import and_
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from app.db.models import Transaction, TransactionType
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from app.db.repositories.base import BaseRepository
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class TransactionRepository(BaseRepository[Transaction]):
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"""Transaction data access operations"""
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def __init__(self, session: Session):
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super().__init__(session, Transaction)
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def get_family_transactions(self, family_id: int, skip: int = 0, limit: int = 50) -> List[Transaction]:
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"""Get transactions for family"""
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return (
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self.session.query(Transaction)
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.filter(Transaction.family_id == family_id)
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.order_by(Transaction.transaction_date.desc())
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.offset(skip)
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.limit(limit)
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.all()
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)
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def get_transactions_by_period(
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self, family_id: int, start_date: datetime, end_date: datetime
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) -> List[Transaction]:
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"""Get transactions within date range"""
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return (
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self.session.query(Transaction)
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.filter(
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and_(
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Transaction.family_id == family_id,
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Transaction.transaction_date >= start_date,
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Transaction.transaction_date <= end_date
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)
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)
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.order_by(Transaction.transaction_date.desc())
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.all()
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)
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def get_transactions_by_category(
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self, family_id: int, category_id: int, start_date: datetime, end_date: datetime
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) -> List[Transaction]:
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"""Get transactions by category in date range"""
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return (
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self.session.query(Transaction)
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.filter(
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and_(
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Transaction.family_id == family_id,
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Transaction.category_id == category_id,
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Transaction.transaction_date >= start_date,
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Transaction.transaction_date <= end_date
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)
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)
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.all()
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)
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def get_user_transactions(self, user_id: int, days: int = 30) -> List[Transaction]:
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"""Get user's recent transactions"""
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start_date = datetime.utcnow() - timedelta(days=days)
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return (
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self.session.query(Transaction)
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.filter(
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and_(
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Transaction.user_id == user_id,
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Transaction.transaction_date >= start_date
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)
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)
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.order_by(Transaction.transaction_date.desc())
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.all()
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)
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def sum_by_category(
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self, family_id: int, category_id: int, start_date: datetime, end_date: datetime
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) -> float:
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"""Calculate sum of transactions by category"""
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result = (
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self.session.query(Transaction)
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.filter(
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and_(
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Transaction.family_id == family_id,
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Transaction.category_id == category_id,
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Transaction.transaction_date >= start_date,
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Transaction.transaction_date <= end_date,
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Transaction.transaction_type == TransactionType.EXPENSE
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)
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)
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.all()
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)
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return sum(t.amount for t in result)
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