125 lines
4.7 KiB
Python
125 lines
4.7 KiB
Python
# -*- coding: utf-8 -*-
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from .base_dwd_task import BaseDwdTask
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from loaders.facts.payment import PaymentLoader
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from models.parsers import TypeParser
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import json
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class PaymentsDwdTask(BaseDwdTask):
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"""
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DWD Task: Process Payment Records from ODS to Fact Table
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Source: billiards_ods.ods_payment
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Target: billiards.fact_payment
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"""
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def get_task_code(self) -> str:
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return "PAYMENTS_DWD"
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def execute(self) -> dict:
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self.logger.info(f"Starting {self.get_task_code()} task")
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window_start, window_end, _ = self._get_time_window()
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self.logger.info(f"Processing window: {window_start} to {window_end}")
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loader = PaymentLoader(self.db)
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store_id = self.config.get("app.store_id")
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total_inserted = 0
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total_errors = 0
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# Iterate ODS Data
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batches = self.iter_ods_rows(
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table_name="billiards_ods.ods_payment",
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columns=["store_id", "pay_id", "payload", "fetched_at"],
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start_time=window_start,
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end_time=window_end
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)
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for batch in batches:
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if not batch:
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continue
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parsed_rows = []
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for row in batch:
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payload = self.parse_payload(row)
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if not payload:
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continue
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parsed = self._parse_payment(payload, store_id)
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if parsed:
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parsed_rows.append(parsed)
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if parsed_rows:
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inserted, errors = loader.upsert_payments(parsed_rows, store_id)
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total_inserted += inserted
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total_errors += errors
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self.db.commit()
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self.logger.info(f"Task {self.get_task_code()} completed. Inserted: {total_inserted}, Errors: {total_errors}")
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return {
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"status": "success",
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"inserted": total_inserted,
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"errors": total_errors,
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"window_start": window_start.isoformat(),
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"window_end": window_end.isoformat()
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}
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def _parse_payment(self, raw: dict, store_id: int) -> dict:
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"""Parse ODS payload into Fact structure"""
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try:
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pay_id = TypeParser.parse_int(raw.get("payId") or raw.get("id"))
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if not pay_id:
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return None
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relate_type = str(raw.get("relateType") or raw.get("relate_type") or "")
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relate_id = TypeParser.parse_int(raw.get("relateId") or raw.get("relate_id"))
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# Attempt to populate settlement / trade identifiers
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order_settle_id = TypeParser.parse_int(
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raw.get("orderSettleId") or raw.get("order_settle_id")
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)
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order_trade_no = TypeParser.parse_int(
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raw.get("orderTradeNo") or raw.get("order_trade_no")
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)
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if relate_type in {"1", "SETTLE", "ORDER"}:
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order_settle_id = order_settle_id or relate_id
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return {
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"store_id": store_id,
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"pay_id": pay_id,
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"order_settle_id": order_settle_id,
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"order_trade_no": order_trade_no,
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"relate_type": relate_type,
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"relate_id": relate_id,
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"site_id": TypeParser.parse_int(
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raw.get("siteId") or raw.get("site_id") or store_id
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),
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"tenant_id": TypeParser.parse_int(raw.get("tenantId") or raw.get("tenant_id")),
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"create_time": TypeParser.parse_timestamp(
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raw.get("createTime") or raw.get("create_time"), self.tz
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),
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"pay_time": TypeParser.parse_timestamp(raw.get("payTime"), self.tz),
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"pay_amount": TypeParser.parse_decimal(raw.get("payAmount")),
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"fee_amount": TypeParser.parse_decimal(
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raw.get("feeAmount")
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or raw.get("serviceFee")
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or raw.get("channelFee")
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or raw.get("fee_amount")
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),
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"discount_amount": TypeParser.parse_decimal(
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raw.get("discountAmount")
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or raw.get("couponAmount")
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or raw.get("discount_amount")
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),
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"payment_method": str(raw.get("paymentMethod") or raw.get("payment_method") or ""),
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"online_pay_channel": raw.get("onlinePayChannel") or raw.get("online_pay_channel"),
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"pay_terminal": raw.get("payTerminal") or raw.get("pay_terminal"),
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"pay_status": str(raw.get("payStatus") or raw.get("pay_status") or ""),
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"raw_data": json.dumps(raw, ensure_ascii=False)
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}
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except Exception as e:
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self.logger.warning(f"Error parsing payment: {e}")
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return None
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