455 lines
16 KiB
Python
455 lines
16 KiB
Python
"""
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提现余额冻结服务 — 手动/自动打款申请共用。
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规则摘要：
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- 比例模式：按当前余额切出 freeze_jine 入池，申请金额 apply_jine 为实际提现扣款部分（另扣手续费）。
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- 固定模式：冻结池未满则优先填池；申请+池仍不足目标则整笔入池（freeze_only）。
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- 驳回：仅退 shenqing_jine 到余额，冻结池不回滚。
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"""
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from __future__ import annotations
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import decimal
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import logging
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from dataclasses import dataclass
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from typing import Optional, Tuple
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from django.db import transaction
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from peizhi.models import WithdrawConfig
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from .models import (
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TixianDongjieGonggongPeizhi,
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TixianDongjieJilu,
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UserDashou,
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UserGuanshi,
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UserMain,
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UserShangjia,
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)
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logger = logging.getLogger('yonghu.freeze')
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DONGJIE_MODE_RATIO = 1
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DONGJIE_MODE_FIXED = 2
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# 支持冻结的提现类型
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FREEZE_LEIXING_SET = frozenset({1, 2, 5, 6})
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LEIXING_META = {
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1: {
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'model': UserDashou,
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'balance': 'yue',
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'pool': 'dongjie_chi',
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'solo_enabled': 'dandu_dongjie_enabled',
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'mode': 'dongjie_mode',
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'bili': 'dongjie_bili',
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'guding': 'dongjie_guding_jine',
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'role_name': '打手佣金',
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},
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5: {
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'model': UserDashou,
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'balance': 'yajin',
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'pool': 'dongjie_chi_yajin',
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'solo_enabled': 'dandu_dongjie_yajin_enabled',
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'mode': 'dongjie_yajin_mode',
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'bili': 'dongjie_yajin_bili',
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'guding': 'dongjie_yajin_guding_jine',
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'role_name': '打手押金',
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},
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2: {
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'model': UserGuanshi,
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'balance': 'yue',
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'pool': 'dongjie_chi',
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'solo_enabled': 'dandu_dongjie_enabled',
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'mode': 'dongjie_mode',
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'bili': 'dongjie_bili',
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'guding': 'dongjie_guding_jine',
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'role_name': '管事分红',
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},
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6: {
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'model': UserShangjia,
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'balance': 'yue',
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'pool': 'dongjie_chi',
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'solo_enabled': 'dandu_dongjie_enabled',
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'mode': 'dongjie_mode',
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'bili': 'dongjie_bili',
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'guding': 'dongjie_guding_jine',
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'role_name': '商家余额',
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},
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}
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@dataclass
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class FreezeConfig:
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mode: int
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bili: decimal.Decimal
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guding_jine: decimal.Decimal
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source: str # 'user' | 'public'
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@dataclass
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class FreezeSplitResult:
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withdraw_jine: decimal.Decimal
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freeze_jine: decimal.Decimal
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freeze_only: bool
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message: str = ''
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@dataclass
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class ApplyFreezeOutcome:
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freeze_only: bool
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withdraw_jine: decimal.Decimal
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benchi_dongjie_jine: decimal.Decimal
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message: str = ''
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pool_after: decimal.Decimal = decimal.Decimal('0')
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balance_after: decimal.Decimal = decimal.Decimal('0')
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def _q(value) -> decimal.Decimal:
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return decimal.Decimal(str(value or 0)).quantize(
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decimal.Decimal('0.01'), rounding=decimal.ROUND_HALF_UP,
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)
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def is_freeze_leixing(leixing: int) -> bool:
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return int(leixing) in FREEZE_LEIXING_SET
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def get_leixing_meta(leixing: int) -> dict:
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meta = LEIXING_META.get(int(leixing))
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if not meta:
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raise ValueError(f'不支持的冻结提现类型: {leixing}')
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return meta
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def _build_config(mode, bili, guding, source) -> FreezeConfig:
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return FreezeConfig(
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mode=int(mode or DONGJIE_MODE_RATIO),
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bili=_q(bili),
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guding_jine=_q(guding),
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source=source,
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)
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def resolve_freeze_config(profile, leixing: int) -> Optional[FreezeConfig]:
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"""返回生效冻结配置；None 表示本笔不冻结。"""
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leixing = int(leixing)
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if leixing not in FREEZE_LEIXING_SET:
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return None
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meta = get_leixing_meta(leixing)
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if getattr(profile, meta['solo_enabled'], False):
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return _build_config(
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getattr(profile, meta['mode']),
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getattr(profile, meta['bili']),
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getattr(profile, meta['guding']),
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'user',
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)
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wc = WithdrawConfig.objects.filter(id=1).only('dongjie_quanju_enabled').first()
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if not wc or not wc.dongjie_quanju_enabled:
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return None
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pub = TixianDongjieGonggongPeizhi.objects.filter(leixing=leixing).first()
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if not pub or not pub.role_enabled:
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return None
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return _build_config(pub.dongjie_mode, pub.dongjie_bili, pub.dongjie_guding_jine, 'public')
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def compute_freeze_split(
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balance: decimal.Decimal,
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pool: decimal.Decimal,
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config: Optional[FreezeConfig],
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apply_jine: decimal.Decimal,
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) -> FreezeSplitResult:
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"""纯计算：不修改数据库。"""
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balance = _q(balance)
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pool = _q(pool)
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apply_jine = _q(apply_jine)
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if apply_jine <= 0:
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raise ValueError('提现金额必须大于0')
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if apply_jine > balance:
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raise ValueError(f'余额不足，当前余额: {balance}')
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if config is None:
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return FreezeSplitResult(apply_jine, decimal.Decimal('0'), False)
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if config.mode == DONGJIE_MODE_RATIO:
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if config.bili <= 0:
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return FreezeSplitResult(apply_jine, decimal.Decimal('0'), False)
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if config.bili >= 1:
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return FreezeSplitResult(
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decimal.Decimal('0'), apply_jine, True,
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message=f'已冻结 {apply_jine} 元进入资金池（比例100%）',
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)
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freeze_jine = _q(balance * config.bili)
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max_withdraw = balance - freeze_jine
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if apply_jine > max_withdraw:
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raise ValueError(
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f'最多可提现 {max_withdraw} 元（需冻结 {freeze_jine} 元，占余额 {config.bili * 100:.2f}%）'
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)
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return FreezeSplitResult(apply_jine, freeze_jine, False)
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if config.mode == DONGJIE_MODE_FIXED:
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target = _q(config.guding_jine)
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if target <= 0:
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return FreezeSplitResult(apply_jine, decimal.Decimal('0'), False)
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if pool >= target:
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return FreezeSplitResult(apply_jine, decimal.Decimal('0'), False)
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if apply_jine + pool < target:
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return FreezeSplitResult(
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decimal.Decimal('0'), apply_jine, True,
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message=f'已冻结 {apply_jine} 元，冻结池 {pool + apply_jine}/{target} 元，满额后可正常提现',
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)
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gap = target - pool
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withdraw_jine = apply_jine - gap
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if withdraw_jine <= 0:
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return FreezeSplitResult(
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decimal.Decimal('0'), apply_jine, True,
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message=f'已冻结 {apply_jine} 元，冻结池 {pool + apply_jine}/{target} 元',
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)
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return FreezeSplitResult(withdraw_jine, gap, False)
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return FreezeSplitResult(apply_jine, decimal.Decimal('0'), False)
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def get_locked_profile(user_main: UserMain, leixing: int):
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meta = get_leixing_meta(leixing)
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Model = meta['model']
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try:
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return Model.objects.select_for_update().get(user=user_main), meta
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except Model.DoesNotExist:
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raise ValueError(f'用户{user_main.yonghuid}缺少{meta["role_name"]}身份账户')
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def _write_freeze_log(yonghuid, leixing, jine, pool_before, pool_after, caozuo, operator_id='', beizhu=''):
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TixianDongjieJilu.objects.create(
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yonghuid=yonghuid,
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leixing=leixing,
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jine=_q(jine),
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dongjie_chi_before=_q(pool_before),
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dongjie_chi_after=_q(pool_after),
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caozuo=caozuo,
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operator_id=operator_id or '',
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beizhu=beizhu or '',
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)
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def apply_balance_freeze(user_main: UserMain, leixing: int, apply_jine) -> ApplyFreezeOutcome:
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"""
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提现申请前执行冻结拆分（须在 transaction.atomic 内调用）。
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- freeze_only=True：仅入池，不进入提现扣款流程
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- 否则返回 withdraw_jine（实际提现扣款额）与 benchi_dongjie_jine
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"""
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leixing = int(leixing)
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apply_jine = _q(apply_jine)
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if not is_freeze_leixing(leixing):
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return ApplyFreezeOutcome(False, apply_jine, decimal.Decimal('0'))
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profile, meta = get_locked_profile(user_main, leixing)
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balance = _q(getattr(profile, meta['balance']))
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pool = _q(getattr(profile, meta['pool']))
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config = resolve_freeze_config(profile, leixing)
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split = compute_freeze_split(balance, pool, config, apply_jine)
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# 仅将冻结部分划入冻结池；实际提现扣款由 deduct_balance 完成，避免重复扣款
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freeze_deduct = split.freeze_jine
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if freeze_deduct <= 0:
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if split.freeze_only:
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freeze_deduct = apply_jine
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else:
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return ApplyFreezeOutcome(
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freeze_only=False,
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withdraw_jine=split.withdraw_jine,
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benchi_dongjie_jine=decimal.Decimal('0'),
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pool_after=pool,
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balance_after=balance,
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)
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if freeze_deduct > balance:
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raise ValueError('余额不足，无法完成冻结拆分')
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if not split.freeze_only and freeze_deduct + split.withdraw_jine > balance:
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raise ValueError('余额不足，无法完成冻结与提现拆分')
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new_balance = balance - freeze_deduct
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new_pool = pool + freeze_deduct
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setattr(profile, meta['balance'], new_balance)
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setattr(profile, meta['pool'], new_pool)
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update_fields = [meta['balance'], meta['pool']]
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if hasattr(profile, 'update_time'):
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update_fields.append('update_time')
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profile.save(update_fields=update_fields)
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if split.freeze_jine > 0:
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_write_freeze_log(
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user_main.yonghuid, leixing, freeze_deduct, pool, new_pool,
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TixianDongjieJilu.CAOZUO_APPLY,
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)
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logger.info(
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'提现申请冻结 yonghuid=%s leixing=%s apply=%s freeze=%s withdraw=%s pool=%s balance=%s',
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user_main.yonghuid, leixing, apply_jine, freeze_deduct,
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split.withdraw_jine, new_pool, new_balance,
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)
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if split.freeze_only:
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return ApplyFreezeOutcome(
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freeze_only=True,
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withdraw_jine=decimal.Decimal('0'),
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benchi_dongjie_jine=freeze_deduct,
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message=split.message or f'已冻结 {freeze_deduct} 元进入资金池',
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pool_after=new_pool,
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balance_after=new_balance,
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)
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return ApplyFreezeOutcome(
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freeze_only=False,
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withdraw_jine=split.withdraw_jine,
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benchi_dongjie_jine=freeze_deduct,
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pool_after=new_pool,
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balance_after=new_balance,
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)
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def admin_unfreeze_balance(user_main: UserMain, leixing: int, jine, operator_id='', beizhu='') -> dict:
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"""管理员解冻：冻结池 → 可提现余额。返回变动前后快照。"""
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leixing = int(leixing)
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jine = _q(jine)
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if jine <= 0:
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raise ValueError('解冻金额必须大于0')
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profile, meta = get_locked_profile(user_main, leixing)
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pool = _q(getattr(profile, meta['pool']))
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if jine > pool:
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raise ValueError(f'解冻金额不能超过冻结池余额 {pool}')
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balance = _q(getattr(profile, meta['balance']))
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new_pool = pool - jine
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new_balance = balance + jine
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setattr(profile, meta['pool'], new_pool)
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setattr(profile, meta['balance'], new_balance)
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update_fields = [meta['balance'], meta['pool']]
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if hasattr(profile, 'update_time'):
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update_fields.append('update_time')
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profile.save(update_fields=update_fields)
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profile.refresh_from_db()
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actual_balance = _q(getattr(profile, meta['balance']))
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actual_pool = _q(getattr(profile, meta['pool']))
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if actual_balance != new_balance or actual_pool != new_pool:
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logger.error(
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'解冻落库不一致 yonghuid=%s leixing=%s expect_balance=%s actual=%s expect_pool=%s actual=%s',
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user_main.yonghuid, leixing, new_balance, actual_balance, new_pool, actual_pool,
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)
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raise ValueError('解冻写入失败，请重试或联系技术')
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_write_freeze_log(
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user_main.yonghuid, leixing, jine, pool, actual_pool,
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TixianDongjieJilu.CAOZUO_UNFREEZE, operator_id=operator_id, beizhu=beizhu,
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)
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logger.info(
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'管理员解冻 yonghuid=%s leixing=%s jine=%s balance %s→%s pool %s→%s operator=%s',
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user_main.yonghuid, leixing, jine, balance, actual_balance, pool, actual_pool, operator_id,
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)
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return {
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'balance_before': balance,
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'balance_after': actual_balance,
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'dongjie_chi_before': pool,
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'dongjie_chi_after': actual_pool,
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'unfreeze_jine': jine,
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}
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def get_user_freeze_info(user_main: UserMain, leixing: int) -> dict:
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"""后台/详情页展示用。"""
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leixing = int(leixing)
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meta = get_leixing_meta(leixing)
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Model = meta['model']
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try:
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profile = Model.objects.get(user=user_main)
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except Model.DoesNotExist:
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return {'exists': False}
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balance = _q(getattr(profile, meta['balance']))
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pool = _q(getattr(profile, meta['pool']))
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config = resolve_freeze_config(profile, leixing)
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max_apply = balance
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if config and config.mode == DONGJIE_MODE_RATIO and config.bili > 0 and config.bili < 1:
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freeze_part = _q(balance * config.bili)
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max_apply = balance - freeze_part
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return {
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'exists': True,
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'leixing': leixing,
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'role_name': meta['role_name'],
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'balance': str(balance),
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'dongjie_chi': str(pool),
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'dandu_dongjie_enabled': bool(getattr(profile, meta['solo_enabled'], False)),
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'dongjie_mode': int(getattr(profile, meta['mode'], DONGJIE_MODE_RATIO)),
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'dongjie_bili': str(_q(getattr(profile, meta['bili'], 0))),
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'dongjie_guding_jine': str(_q(getattr(profile, meta['guding'], 0))),
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'max_apply_jine': str(max_apply),
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'freeze_active': config is not None,
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'freeze_source': config.source if config else '',
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}
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def get_public_freeze_settings() -> dict:
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wc = WithdrawConfig.objects.filter(id=1).first()
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quanju = bool(wc.dongjie_quanju_enabled) if wc else False
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roles = []
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for leixing in (1, 2, 5, 6):
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pub = TixianDongjieGonggongPeizhi.objects.filter(leixing=leixing).first()
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meta = get_leixing_meta(leixing)
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roles.append({
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'leixing': leixing,
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'role_name': meta['role_name'],
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'role_enabled': bool(pub.role_enabled) if pub else False,
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'dongjie_mode': int(pub.dongjie_mode) if pub else DONGJIE_MODE_RATIO,
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'dongjie_bili': str(_q(pub.dongjie_bili)) if pub else '0.00',
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'dongjie_guding_jine': str(_q(pub.dongjie_guding_jine)) if pub else '0.00',
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})
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return {'dongjie_quanju_enabled': quanju, 'dongjie_roles': roles}
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def save_public_freeze_settings(quanju_enabled: bool, roles: list) -> None:
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WithdrawConfig.objects.update_or_create(id=1, defaults={'dongjie_quanju_enabled': bool(quanju_enabled)})
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for row in roles:
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leixing = int(row['leixing'])
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if leixing not in FREEZE_LEIXING_SET:
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continue
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TixianDongjieGonggongPeizhi.objects.update_or_create(
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leixing=leixing,
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defaults={
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'role_enabled': bool(row.get('role_enabled', False)),
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'dongjie_mode': int(row.get('dongjie_mode', DONGJIE_MODE_RATIO)),
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'dongjie_bili': _q(row.get('dongjie_bili', 0)),
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'dongjie_guding_jine': _q(row.get('dongjie_guding_jine', 0)),
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},
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)
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def save_user_freeze_settings(user_main: UserMain, leixing: int, data: dict) -> dict:
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leixing = int(leixing)
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profile, meta = get_locked_profile(user_main, leixing)
|
||
|
||
if 'dandu_dongjie_enabled' in data:
|
||
setattr(profile, meta['solo_enabled'], bool(data['dandu_dongjie_enabled']))
|
||
if 'dongjie_mode' in data:
|
||
setattr(profile, meta['mode'], int(data['dongjie_mode']))
|
||
if 'dongjie_bili' in data:
|
||
setattr(profile, meta['bili'], _q(data['dongjie_bili']))
|
||
if 'dongjie_guding_jine' in data:
|
||
setattr(profile, meta['guding'], _q(data['dongjie_guding_jine']))
|
||
|
||
update_fields = []
|
||
for key in (meta['solo_enabled'], meta['mode'], meta['bili'], meta['guding']):
|
||
if key in [f.name for f in profile._meta.fields]:
|
||
update_fields.append(key)
|
||
if hasattr(profile, 'update_time'):
|
||
update_fields.append('update_time')
|
||
profile.save(update_fields=update_fields)
|
||
return get_user_freeze_info(user_main, leixing)
|