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update pay function

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zzlgreat
2025-11-20 08:18:02 +08:00
parent 691c4f6eb1
commit b0b227a5ef
1 changed files with 52 additions and 26 deletions
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78
app.py
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@@ -1372,35 +1372,61 @@ def calculate_subscription_price_simple(user_id, to_plan_name, to_cycle, promo_c
if current_sub.end_date and current_sub.end_date > datetime.utcnow():
# 获取当前套餐的原始价格
current_plan_obj = SubscriptionPlan.query.filter_by(name=current_plan, is_active=True).first()
if current_plan_obj and current_plan_obj.pricing_options:
try:
pricing_opts = json.loads(current_plan_obj.pricing_options)
current_price = None
for opt in pricing_opts:
if opt.get('cycle_key') == current_cycle:
current_price = float(opt.get('price', 0))
break
if current_plan_obj:
current_price = None
if current_price and current_price > 0:
# 计算剩余天数
remaining_days = (current_sub.end_date - datetime.utcnow()).days
# 优先从 pricing_options 获取价格
if current_plan_obj.pricing_options:
try:
pricing_opts = json.loads(current_plan_obj.pricing_options)
# 计算总天数
cycle_days_map = {
'monthly': 30,
'quarterly': 90,
'semiannual': 180,
'yearly': 365
}
total_days = cycle_days_map.get(current_cycle, 30)
# 如果 current_cycle 为空或无效，根据剩余天数推断计费周期
if not current_cycle or current_cycle.strip() == '':
remaining_days_total = (current_sub.end_date - current_sub.start_date).days if current_sub.start_date else 365
# 计算剩余价值
if total_days > 0 and remaining_days > 0:
remaining_value = current_price * (remaining_days / total_days)
# 实付金额 = 新套餐价格 - 剩余价值
final_price = max(0, price - remaining_value)
except:
pass
# 根据总天数推断计费周期
if remaining_days_total <= 35:
inferred_cycle = 'monthly'
elif remaining_days_total <= 100:
inferred_cycle = 'quarterly'
elif remaining_days_total <= 200:
inferred_cycle = 'semiannual'
else:
inferred_cycle = 'yearly'
else:
inferred_cycle = current_cycle
for opt in pricing_opts:
if opt.get('cycle_key') == inferred_cycle:
current_price = float(opt.get('price', 0))
current_cycle = inferred_cycle # 更新周期信息
break
except:
pass
# 如果 pricing_options 中没找到，使用 yearly_price 作为默认
if current_price is None or current_price <= 0:
current_price = float(current_plan_obj.yearly_price) if current_plan_obj.yearly_price else 0
current_cycle = 'yearly'
if current_price and current_price > 0:
# 计算剩余天数
remaining_days = (current_sub.end_date - datetime.utcnow()).days
# 计算总天数
cycle_days_map = {
'monthly': 30,
'quarterly': 90,
'semiannual': 180,
'yearly': 365
}
total_days = cycle_days_map.get(current_cycle, 365)
# 计算剩余价值
if total_days > 0 and remaining_days > 0:
remaining_value = current_price * (remaining_days / total_days)
# 实付金额 = 新套餐价格 - 剩余价值
final_price = max(0, price - remaining_value)
elif current_plan == 'max' and to_plan_name == 'pro':
# 降级：Max → Pro，到期后切换，全价购买
is_downgrade = True