def calc_purchase_rate(target_date=None):
# 首先获得本周新加入的用户
user_collect = db['User']
if target_date is None:
start_date = local2utc(get_first_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
else:
start_date = local2utc(get_first_datetime_in_week(target_date - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(target_date - datetime.timedelta(days=7)))
users = user_collect.find({'created_at': {'$gte': start_date}})
user_count = 0
once = 0 # 用户的一次购买人数
twice = 0 # 用户的二次购买人数
user_pay_collect = db['UserPay']
for user in users:
user_count += 1
user_id = user.get('_id')
user_pay_count = user_pay_collect.find({'user._id': user_id, 'status': 'PAY_SUCCESS', 'created_at': {'$gte': start_date, '$lt': end_date}}).count()
if user_pay_count >= 1:
once += 1
elif user_pay_count > 1:
twice += 1
if user_count <= 0 or once <=0 :
return 0, 0, once, twice, user_count
return once / (user_count * 1.0), twice / (once * 1.0), once, twice, user_count
def paid_purchases(target_date=None):
user_pay = db['UserPay']
if target_date is None:
start_date = local2utc(get_first_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
else:
start_date = local2utc(get_first_datetime_in_week(target_date - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(target_date - datetime.timedelta(days=7)))
return user_pay.find({'status': 'PAY_SUCCESS', 'updated_at': {'$gte': start_date, '$lt': end_date}}).count()
def end_clazz_count(target_date=None):
clazz_collect = db['Clazz']
if target_date is None:
start_date = local2utc(get_first_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
else:
start_date = local2utc(get_first_datetime_in_week(target_date - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(target_date - datetime.timedelta(days=7)))
end_count = clazz_collect.find({'clazzType': {'$ne': 'LTS'}, 'endDate': {'$gte': start_date, '$lt': end_date}}).count()
return end_count
def subscriptions(target_date=None):
clazz_account = db['ClazzAccount']
if target_date is None:
start_date = local2utc(get_first_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(get_today_date() - datetime.timedelta(days=7)))
else:
start_date = local2utc(get_first_datetime_in_week(target_date - datetime.timedelta(days=7)))
end_date = local2utc(get_last_datetime_in_week(target_date - datetime.timedelta(days=7)))
return clazz_account.find({'status': 'PROCESSING', 'clazz.created_at': {'$gte': start_date, '$lt': end_date},
'clazz.clazzType': 'SEMESTER' }).count()
def end_clazz_count_global(target_date=None):
clazz_collect = db['Clazz']
if target_date is None:
count = clazz_collect.find({'clazzType': {'$ne': 'LTS'}, 'status': 'CLOSE'}).count()
else:
target_datetime = local2utc(datetime.datetime(year=target_date.year, month=target_date.month, day=target_date.day))
count = clazz_collect.find({'clazzType': {'$ne': 'LTS'}, 'status': 'CLOSE', 'endDate': {'$lt': target_datetime}}).count()
return count
def purchase_rate(target_date=None, flag='day'):
'''
返回在 start_date 和 end_date 之间新增的用户，在整个时间段内的购买情况
:param target_date: 目标日期（目标日期的这一天，这一周，这一个月）
:param flag: day week month
:return:
one: 用户的一次购买量
twice: 用户的二次购买量
more: 用户的多次购买量
pay_user_count: 付费用户总数
once_rate: 用户的一次购买率
twice_rate: 用户的二次购买率
more_rate: 用户的三次以及三次以上购买率
'''
start_date_before, end_date_before, start_date, end_date = get_date_info(target_date, flag)
user_collect = db['User']
# start_date end_date之间的用户增长量
growth_user_list = user_collect.find(
{'created_at': {'$gte': local2utc(start_date), '$lt': local2utc(end_date)}}).distinct('_id')
growth = len(growth_user_list)
ca_collect = db['ClazzAccount']
# 统计start_date end_date这段时间之内新增的用户，发生过购买行为的数量
user_pay_info = ca_collect.aggregate(
[
{'$match': {'user._id': {'$in': growth_user_list}}},
{'$group': {'_id': '$user._id', 'count': {'$sum': 1}}}
]
)
one = 0
twice = 0
more = 0
for item in user_pay_info:
if item['count'] == 3:
more += 1
elif item['count'] == 2:
twice += 1
elif item['count'] == 1:
one += 1
return one, twice, more, one + twice + more, (one * 1.0 / growth) if growth > 0 else 0, (twice * 1.0 / growth) \
if growth > 0 else 0, (more * 1.0 / growth) if growth > 0 else 0
def user_growth(target_date=None, flag='day'):
'''
统计用户日、周、月的增长量、增长率
:param target_date:
:param flag:
:return:
growth 用户本日、周、月增长量
growth_rate 用户本日、周、月增长率
growth_pay 付费用户本日、周、月增长量
growth_pay_rate 付费用户本日、周、月增长率
pay_rate 新用户本日、周、月付费比率
'''
start_date_before, end_date_before, start_date, end_date = get_date_info(target_date, flag)
user_collect = db['User']
ca_collect = db['ClazzAccount']
# 首先获得去前一个阶段用户的总数（今天，昨天23：59：59，这周，上周周日23：59：59之前）
user_count = user_collect.find({'created_at': {'$lt': local2utc(end_date_before)}}).count()
# 统计用户增长量
growth_user_list = user_collect.find(
{'created_at': {'$gte': local2utc(start_date), '$lt': local2utc(end_date)}}).distinct('_id')
growth = len(growth_user_list)
# 统计付费用户增长量
growth_pay_user_list = ca_collect.find({'created_at': {'$gte': local2utc(start_date), '$lt': local2utc(end_date)},
'$or': [{'status': 'WAITENTER'}, {'status': 'PROCESSING'},
{'status': 'CLOSE'}]}).distinct('user._id')
growth_pay = len(growth_pay_user_list)
# 统计新增长的用户中 付费用户 的数量
new_pay = len(set(growth_user_list) & set(growth_pay_user_list))
growth_pay_count = len(
ca_collect.find({'created_at': {'$lt': local2utc(end_date_before)},
'$or': [{'status': 'WAITENTER'}, {'status': 'PROCESSING'}, {'status': 'CLOSE'}]}).distinct('user._id'))
# today用户增长量，yesterday 用户增长量，today用户增长率， today付费用户增长量，yesterday付费用户增长量，today付费用户增长量
return growth, growth * 1.0 / user_count, growth_pay, growth_pay * 1.0 / growth_pay_count, (new_pay * 1.0 / growth)\
if growth > 0 else 0
def calc_purchase_rate_global(target_date=None):
user_collect = db['User']
users = user_collect.find({})
user_count = 0
once = 0
twice = 0
user_pay_collect = db['UserPay']
for user in users:
user_count += 1
user_id = user.get('_id')
if target_date is None:
user_pay_count = user_pay_collect.find({'user._id': user_id, 'status': 'PAY_SUCCESS'}).count()
else:
target_datetime = local2utc(datetime.datetime(year=target_date.year, month=target_date.month, day=target_date.day))
user_pay_count = user_pay_collect.find({'user._id': user_id, 'status': 'PAY_SUCCESS', 'created_at': {'$lt': target_datetime}}).count()
if user_pay_count >= 1:
once += 1
elif user_pay_count > 1:
twice += 1
if user_count <= 0 or once <= 0:
return 0, 0, once, twice, user_count
return once / (user_count * 1.0), twice / (once * 1.0), once, twice, user_count
