def add_visits(user_id):
"""访问量加1函数"""
db_conn = ToMongo()
dawn_timestamp = get_dawn_timestamp()
last_date = db_conn.get_col('visits').aggregate([{
'$group': {
'_id': '$_id',
'day': {
'$last': '$date'
}
}
}])
date_list = list(last_date)
# 不为空
if date_list:
# 同一天加入
if date_list[0]['day'] == get_dawn_timestamp():
db_conn.update('visits', {'_id': date_list[0]['_id']},
{'$addToSet': {
'users_id': user_id
}})
else:
# 不是同一天，插入新的文档
db_conn.insert('visits', {
'date': dawn_timestamp,
'users_id': [user_id]
})
else:
# 为空也插入
db_conn.insert('visits', {
'date': dawn_timestamp,
'users_id': [user_id]
})
def get_user_addr_info(user_id, request):
name = request.form.get('name')
tel = request.form.get('tel')
address_list = request.form.get('address').strip().split(' ')
details = request.form.get('details')
_id = request.form.get('_id')
db_conn = ToMongo()
result = db_conn.insert(
'address', {
'name': name,
'tel': tel,
'province': address_list[0],
'city': address_list[1],
'district': address_list[2],
'details': details,
'user_id': user_id
})
if result.inserted_id:
conn = ToConn()
to_exec = conn.to_execute()
cur = to_exec.cursor()
r = cur.execute('update users set address_default=%s where id=%s',
(str(result.inserted_id), user_id))
if r:
to_exec.commit()
to_exec.close()
else:
to_exec.rollback()
to_exec.close()
conn.to_close()
db_conn.close_conn()
return r
def update_addr(user_id, request):
"""更换收货地址"""
name = request.form.get('name')
tel = request.form.get('tel')
address_list = request.form.get('address').strip().split(' ')
details = request.form.get('details')
mydb = ToMongo()
value = {
'user_id': user_id,
'name': name,
'tel': tel,
'province': address_list[0],
'city': address_list[1],
'district': address_list[2],
'details': details,
}
conn = ToConn().to_execute()
cur = conn.cursor()
address_default = mydb.insert('address', value).inserted_id
cur.execute('update users set address_default=%s where id=%s',
(str(address_default), user_id))
if address_default:
conn.commit()
conn.close()
else:
conn.rollback()
conn.close()
mydb.close_conn()
def evaluate_model(user_id, user_name, request, book_ids):
"""用户评论模型"""
rlt = {}
order_no = request.get('order_no')
star = int(request.get('star'))
context = request.get('context')
anonymous = request.get('anonymous')
if not star:
rlt['error'] = '评分不能为空'
return rlt
img_path = ''
create_time = get_now()
if anonymous:
user_name = user_name[0] + '**'
else:
user_name = user_name[0] + '*' + user_name[-1]
id_list = []
mydb = ToMongo()
for book_id in book_ids:
value = {'$addToSet':
{'comment':
{'order_no': order_no,
'star': star,
'context': context,
'user_id': user_id,
'user_name': user_name,
'img_path': img_path,
'create_time': create_time
}
}
}
result = mydb.update('evaluate', {'_id': ObjectId(book_id)}, value)
if result.modified_count:
id_list.append(result.modified_count)
else:
# 无评论时，直接插入
rel = mydb.insert('evaluate',
{'_id': ObjectId(book_id),
'comment':
[
{'order_no': order_no,
'star': star,
'context': context,
'user_id': user_id,
'user_name': user_name,
'img_path': img_path,
'create_time': create_time
}
]
})
id_list.append(rel.inserted_id)
# print(id_list)
if len(id_list) != len(book_ids):
# print(id_list)
rlt['error'] = '评论失败，请重试！'
mydb.close_conn()
return rlt
def admin_register(email, password, auth_list):
user = {
'email': email,
'password': generate_password_hash(password),
'is_effective': 1,
'last_signIn_time': 0,
'create_time': get_now(),
'sign_count': 0,
'auth': auth_list
}
my_db = ToMongo()
result = my_db.insert('admin', user)
return result.inserted_id
def evaluate_model(user_id, user_name, request):
"""用户评论模型"""
rlt = {}
order_no = request.form.get('order_no')
if int(get_order_status(order_no)) == 4:
rlt['error'] = '已评论！'
return rlt
star = int(request.form.get('star'))
context = request.form.get('context')
anonymous = request.form.get('anonymous')
img = request.files.get('img')
if not star:
rlt['error'] = '评分不能为空'
return rlt
if img:
img_path = save_img(order_no, img)
else:
img_path = ''
create_time = get_now()
book_ids = get_book_id(order_no)
if anonymous:
user_name = user_name[0] + '**'
elif user_name is None:
user_name = '***'
else:
user_name = user_name[0] + '*' + user_name[-1]
id_list = []
mydb = ToMongo()
for book_id in book_ids:
evaluates = mydb.get_col('evaluate').find_one(
{'_id': ObjectId(book_id)})
if evaluates:
value = {
'$addToSet': {
'comment': {
'order_no': order_no,
'star': star,
'context': context,
'user_id': user_id,
'user_name': user_name,
'img_path': img_path,
'create_time': create_time
}
}
}
result = mydb.update('evaluate', {'_id': ObjectId(book_id)}, value)
if result and result.modified_count:
id_list.append(result.modified_count)
else:
# 无评论时，直接插入
rel = mydb.insert(
'evaluate', {
'_id':
ObjectId(book_id),
'comment': [{
'order_no': order_no,
'star': star,
'context': context,
'user_id': user_id,
'user_name': user_name,
'img_path': img_path,
'create_time': create_time
}]
})
if rel:
id_list.append(rel.inserted_id)
if len(id_list) != len(book_ids):
# print(id_list)
rlt['error'] = '评论失败，请重试！'
mydb.close_conn()
return rlt
def to_pay_model(user_id, book_ids, addr_id, is_buy_now):
"""去支付"""
DISCOUNT = 1.01
create_time = int(time.time())
order_no = create_orders()
books = []
amount = .0
# 获取收货地址,写入订单号详情
db_conn = ToMongo()
address = db_conn.get_col('address').find_one({
'user_id': user_id,
'_id': ObjectId(addr_id)
})
for book_id in book_ids:
book = get_book(book_id, False)
if not is_buy_now:
db = ToConn()
sql = 'select book_num from cart where user_id=%s and book_id=%s and is_effe=1'
book_num = db.get_db(sql, (user_id, book_id)).fetchone()
if book_num:
books.append({
'book_num': int(book_num['book_num']),
'book_id': book_id
})
amount += (float(book.get('price')) *
int(book_num['book_num']))
else:
books.append({'book_num': 1, 'book_id': book_id})
amount += (float(book.get('price')) * 1)
else:
books.append({'book_num': 1, 'book_id': book_id})
amount += (float(book.get('price')) * 1)
v = {
"amount": amount - DISCOUNT,
"books": books,
"order_no": order_no,
"is_processed": 0,
"user_id": user_id,
"create_time": create_time,
"is_effective": 1,
"address": address,
"orders_status": 0,
"pay_status": 0,
"exp_status": 0,
"logistics": [], # 物流信息
}
result = db_conn.insert('order', v)
if result and not is_buy_now:
db = ToConn()
conn = db.to_execute()
cursor = conn.cursor()
try:
for book_id in book_ids:
sql = 'delete from cart where user_id=%s and book_id=%s'
cursor.execute(sql, (user_id, book_id))
except Exception as e:
print('========to_pay=========事务处理失败:', e)
conn.rollback() # 事务回滚
else:
conn.commit() # 事务提交
for book in books:
# 销量加
db_conn.update('books', {'_id': ObjectId(book.get('book_id'))},
{'$inc': {
'sales': book.get('book_num')
}})
# 库存减
db_conn.update('books', {'_id': ObjectId(book.get('book_id'))},
{'$inc': {
'stock': -book.get('book_num')
}})
db.to_close()
elif is_buy_now:
for book in books:
# 销量加
db_conn.update('books', {'_id': ObjectId(book.get('book_id'))},
{'$inc': {
'sales': book.get('book_num')
}})
# 库存减
db_conn.update('books', {'_id': ObjectId(book.get('book_id'))},
{'$inc': {
'stock': -book.get('book_num')
}})
db_conn.close_conn()
return order_no
