def build_conversation_list(user_id, conversation_id, conversation_info, msg_id, get_new):
"""
:param user_id:
:param conversation_id:
:param conversation_info:
:param msg_id:
:param get_new:
:return:
"""
my_info = get_user_info_by_user_id_db(user_id)
receiver_id = conversation_info.user_1_id if conversation_info.user_1_id != user_id else conversation_info.user_2_id
receiver_info = get_user_info_by_user_id_db(receiver_id)
query = Q(conversation_id=conversation_id)
result = {}
if get_new:
query &= Q(id__gt=msg_id)
chat_record = ChatRecord.objects.filter(query).order_by('-created_time')
else:
if msg_id:
query &= Q(id__lt=msg_id)
chat_record = ChatRecord.objects.filter(query).order_by('-created_time')[0: 21]
result = {'has_more': len(chat_record) > 20}
chat_record = chat_record[:20]
result.update({
'content_list': [{'content': json.loads(chat.content), 'is_me': user_id == chat.addresser_id,
'created_time': datetime_to_str(chat.created_time, FORMAT_DATETIME),
'msg_id': chat.id} for chat in chat_record]
})
result.update({'my_info': {'user_id': user_id, 'avatar': my_info.avatar},
'receiver_info': {'user_id': receiver_id, 'avatar': receiver_info.avatar}})
return result
def build_user_coupon_info(coupon):
"""
构造单个用户优惠券信息:
商家头像
商家名称
优惠券金额
优惠券名称
优惠券到期日期
"""
coupon_money = 0 if coupon.template.template_type == CouponTemplateChoices.GENERAL else coupon.template.money
return {
'club_id': coupon.template.club.id,
'avatar': "https://zongz.cn" + coupon.template.club.avatar.url,
'club_name': coupon.template.club.name,
'address': coupon.template.club.address,
'coupon_id': coupon.id,
'coupon_money': coupon_money,
'coupon_type': coupon.template.template_type,
'coupon_name': coupon.template.name,
'coupon_deadline': datetime_to_str(coupon.template.deadline),
'coupon_code': coupon.coupon_code,
'coupon_is_used': coupon.is_used
}
def build_comment(comment):
return {
'avatar': comment.avatar,
'name': comment.name,
'created_time': datetime_to_str(comment.created_time),
'content': comment.comment,
'user_id': comment.user_id
}
def get_next_explore_post_view(request):
"""
获取信息流的下一个:
1. 信息流包含: 普通信息(足迹, 求助帖) + 优惠券信息
2. [3, 9, 20, 30] 这四个位置是优惠券, 如果没有足够的普通信息, 都填充优惠券就可以了
3. 0~10km、10~30km、30~100km、100km 及以上
GET: /footprint/next_explore_post/
一共有四种返回类型: text, image_text, coupon_template, help
"""
lon = float(request.GET.get('lon', 0))
lat = float(request.GET.get('lat', 0))
user_info = get_user_info_by_user_id_db(request.user.id)
current_date = datetime_to_str(datetime.datetime.now(),
date_format=FORMAT_DATE_WITHOUT_SEPARATOR)
next_explore_times = int(
ExploreSurplusTimesManager.get_times(current_date, user_info.id)) + 1
if next_explore_times > ExploreSurplusTimesManager.EXPLORE_DAY_LIMIT:
return json_http_error(u'今天的次数已经用完了')
# 增加一次探索次数
ExploreSurplusTimesManager.add_times(current_date, user_info.id)
# 随机返回一张优惠券, 但是, 注意位置 (获取不到优惠券, 返回用户足迹吧)
if next_explore_times in [3, 9, 20, 30]:
coupon_template = get_next_explore_template(next_explore_times)
if coupon_template:
# 返回的信息里面带有 type, 前端识别不同的 type 去展示
return json_http_success(
build_coupon_template_info(coupon_template))
else:
footprint = get_next_explore_footprint(next_explore_times, lon,
lat, request.user)
if footprint:
return json_http_success(
build_footprint_info_for_explore(request.user, footprint))
return json_http_error(u'没有更多的探索啦')
else:
# 如果不是优惠券的位置, 返回足迹
footprint = get_next_explore_footprint(next_explore_times, lon, lat,
request.user)
if footprint:
return json_http_success(
build_footprint_info_for_explore(request.user, footprint))
# 如果获取不到足迹, 再尝试返回优惠券
coupon_template = get_next_explore_template(next_explore_times,
ignore_index=True)
if coupon_template:
return json_http_success(
build_coupon_template_info(coupon_template))
# 如果优惠券也获取不到
return json_http_error(u'没有更多的探索啦')
def build_activity_for_flow(activity, user_id, lon, lat):
club = activity.club
return {
'flow_id': activity.id, 'flow_type': FlowType.ACTIVITY, 'avatar': club.avatar.url,
'name': club.name, 'distance': geodesic((lat, lon), (activity.lat, activity.lon)).meters,
'location': activity.address,
'post_time': datetime_to_str(activity.created_time), 'content': activity.introduction,
'image_list': activity.image_list,
'favored': is_user_favored(user_id, activity.id, FlowType.ACTIVITY),
'favor_num': activity.favor_num,
}
def build_footprint_for_flow(footprint, user_id, lon, lat):
return {
'flow_id': footprint.id, 'flow_type': FlowType.FOOTPRINT, 'avatar': footprint.avatar,
'name': footprint.name, 'distance': geodesic((lat, lon), (footprint.lat, footprint.lon)).meters,
'location': footprint.location,
'post_time': datetime_to_str(footprint.created_time), 'content': footprint.content,
'image_list': footprint.image_list,
'user_id': footprint.user_id,
'favored': is_user_favored(user_id, footprint.id, FlowType.FOOTPRINT),
'favor_num': footprint.favor_num,
}
def build_footprint_info_for_explore(user, footprint):
"""
构造用户足迹信息
"""
# 先确定足迹的类型
if footprint.post_type == PostType.HELP:
footprint_type = 'help'
else:
if not footprint.image_list:
footprint_type = 'text'
else:
footprint_type = 'image_text'
coupon_template = {}
if footprint_type == 'help':
template = ClubCouponTemplate.objects.get(id=footprint.template_id)
coupon_money = 0 if template.template_type == CouponTemplateChoices.GENERAL else template.money
coupon_template = {
'club_id': template.club_id,
'avatar': "https://zongz.cn" + template.club.avatar.url,
'club_name': template.club.name,
'address': template.club.address,
'template_id': template.id,
'template_name': template.name,
'deadline': datetime_to_str(template.deadline),
'coupon_money': coupon_money,
'has_count': get_user_coupon_count(user, template),
'lon': footprint.lon,
'lat': footprint.lat
}
return {
# text, image_text
'footprint_id': footprint.id,
'time': time_format(footprint.created_time),
'user_id': footprint.user_id,
'name': footprint.name,
'avatar': footprint.avatar,
'location': footprint.location,
'content': footprint.content,
'image_list': footprint.image_list,
# help
'coupon_template': coupon_template,
# type
'type': footprint_type,
'lon': footprint.lon,
'lat': footprint.lat
}
def get_explore_surplus_times_view(request):
"""
获取用户探索模式剩余的次数
URL[GET]: /commercial/get_explore_surplus_times/
:return int
"""
user_info = get_user_info_by_user_id_db(request.user.id)
current_date = datetime_to_str(datetime.datetime.now(),
date_format=FORMAT_DATE_WITHOUT_SEPARATOR)
surplus_times = ExploreSurplusTimesManager.get_explore_day_limit() \
- ExploreSurplusTimesManager.get_times(current_date, user_info.id)
return json_http_success(
{"surplus_times": surplus_times if surplus_times >= 0 else 0})
def get_my_profile_view(request):
"""
获取我的资料
URL[GET]: /user_info/my_profile/
:param request:
:return:
"""
user_info = get_user_info_by_user_id_db(request.user.id)
result = {
'avatar': user_info.avatar or '',
'nickname': user_info.nickname or '',
'birthday': datetime_to_str(user_info.birthday) if user_info.birthday else '',
'location': user_info.location or '',
'sex': user_info.sex,
'wechat_no': user_info.wechat_no,
'show_wechat_no': user_info.show_wechat_no,
'signature': user_info.signature,
'user_id': request.user.id,
}
return json_http_success(result)
def build_coupon_template_info(template):
"""
构造优惠券模板信息
商户 id、商户头像、商户名称、商户地址、优惠券名称、优惠券截止日期、优惠券金额
"""
coupon_money = 0 if template.template_type == CouponTemplateChoices.GENERAL else template.money
return {
'club_id': template.club_id,
'avatar': "https://zongz.cn" + template.club.avatar.url,
'club_name': template.club.name,
'address': template.club.address,
'template_id': template.id,
'template_name': template.name,
'deadline': datetime_to_str(template.deadline),
'coupon_money': coupon_money,
'type': 'coupon_template',
'lon': template.club.lon,
'lat': template.club.lat
}
def add_message(cls, to_user_id, from_user_id, conversation_id, content):
"""
包括添加自己的消息和另外那个人的消息
message信息包括： {conversation_id, avatar, content, created_time, has_badge}
:param from_user_id:
:param to_user_id:
:param conversation_id:
:param content:
:return:
"""
user_info = get_user_info_by_user_id_db(to_user_id)
message = {
'conversation_id': conversation_id, 'avatar': user_info.avatar, 'last_message': content, 'has_new': 1,
'time': datetime_to_str(datetime.datetime.now(), FORMAT_DATETIME), 'username': user_info.nickname
}
redis.hset_pickle(cls.build_redis_key(to_user_id), conversation_id, message)
# 更新信息
message['has_new'] = 0
redis.hset_pickle(cls.build_redis_key(from_user_id), conversation_id, message)
def build_user_coupon_info_for_charge_off(club_id, coupon_code):
"""
构造用户优惠券信息 --> 核销展示使用
"""
club = get_club_by_id_db(club_id)
if not club:
return None
coupon = get_user_coupon_by_coupon_code(coupon_code)
if not coupon:
return None
user_info = get_user_info_by_user_id_db(coupon.user.id)
coupon_money = 0 if coupon.template.template_type == CouponTemplateChoices.GENERAL else coupon.template.money
return {
'club_info': {
'avatar': "https://zongz.cn" + club.avatar.url,
'name': club.name,
'address': club.address,
'telephone': club.telephone,
'club_id': club.id,
},
'coupon_info': {
'coupon_id': coupon.id,
'coupon_money': coupon_money,
'coupon_type': coupon.template.template_type,
'coupon_name': coupon.template.name,
'coupon_deadline': datetime_to_str(coupon.template.deadline)
},
'user_info': {
'avatar':
user_info.avatar,
'nickname':
user_info.nickname,
'consume_count':
CouponChargeOffRecord.objects.filter(
user_id=coupon.user.id).count()
}
}
def build_club_consume_infos(charge_off_records):
"""
构造商户消耗优惠券的信息
"""
money = 0
consume_infos = []
for record in charge_off_records:
coupon = get_user_coupon_by_id(record.coupon_id)
coupon_money = 0 if coupon.template.template_type == CouponTemplateChoices.GENERAL \
else coupon.template.money
consume_infos.append({
'nickname':
get_user_info_by_user_id_db(coupon.user_id).nickname,
'coupon_money':
coupon_money,
'confirm_user':
record.club_user.user_info.nickname,
'confirm_time':
datetime_to_str(record.created_time, '%m-%d %H:%M')
})
money += coupon_money
return money, consume_infos