def get(self, request):
u"""
获取ship数据
---
parameters:
- name: variety
description: 品目
paramType: query
required: true
- name: price_code
description: 数据编号
paramType: query
required: true
- name: contract
description: 合约
paramType: query
required: false
- name: start
description: 开始日期
paramType: query
required: false
- name: end
description: 结束日期
paramType: query
required: false
"""
query = request.query_params.dict()
variety = query.get('variety')
price_code = query.get('price_code')
contract = query.get('contract') or 'main_contract'
start = query.get('start')
end = query.get('end')
data_obj = Ship(variety, price_code, serial=contract, start=start, end=end)
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data_obj.get_all(timestamp=True)).to_response()
def get(self, request):
u"""
批量获取编号数据
---
parameters:
- name: line[]
description: 图表编号
paramType: query
required: true
"""
lines = request.query_params.getlist('line[]')
chart = DataChart()
for line in lines:
line_param = line.split('*')
if len(line_param) != 2:
continue
data_code, table_name = line_param
data_obj = TableData(data_code, table_name, limit=1, desc=True)
chart.add_line(data_obj)
data = chart.get_all()
for item in data:
item['time'] = item['line'][0][0] if len(item['line']) else None
item['data'] = item['line'][0][1] if len(item['line']) else None
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data).to_response()
def get(self, request):
u"""
获取四大产品线资金流入流出
---
"""
data = []
categories = ((1, '有色'), (2, '黑色'), (3, '化工'), (4, '农产品'))
cursor = connection.cursor()
for category, name in categories:
sql = (
'select sum(a.flow_fund) as amount, a.date_time from alpha.day_kline as a '
'left join alpha.chart_variety as b on a.contract=b.index_contract '
'where b.category=%s group by a.date_time order by a.date_time desc limit 15'
)
cursor.execute(sql, (category, ))
result = cursor.fetchall()
result = [{
'date': date,
'amount': amount
} for amount, date in result]
result.reverse()
data.append({'name': name, 'data': result})
return BackstageHTTPResponse(
BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data,
message='获取产品线资金流入流出成功').to_response()
def get(self, request):
u"""
获取编号数据
---
parameters:
- name: data_code
description: 数据编号
paramType: query
required: true
- name: table_name
description: 数据所在表
paramType: query
required: false
- name: start
description: 开始日期
paramType: query
required: false
- name: end
description: 结束日期
paramType: query
required: false
"""
query = request.query_params.dict()
data_code = query.get('data_code')
table_name = query.get('table_name')
start = query.get('start')
end = query.get('end')
data_obj = TableData(data_code, table_name, start, end)
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data_obj.get_all(timestamp=True)).to_response()
def get(self, request):
u"""
获取侧边栏所有图
---
parameters:
- name: sidebar_id
description: 侧边栏id
paramType: query
required: True
"""
params = request.query_params.dict()
sidebar_id = params['sidebar_id']
sql = ('select a.id, a.chart_id, a.size, b.graph, b.compare, b.p_axis, b.s_axis '
'from chart_sidebar_chart as a left join chart_chart as b on a.chart_id=b.id '
'where a.sidebar_id=%s order by a.priority desc, a.id asc;')
cursor = connection.cursor()
cursor.execute(sql, sidebar_id)
result = cursor.fetchall()
charts = []
for row in result:
chart = {'id': row[0],
'chart_id': row[1],
'size': row[2],
'graph': row[3],
'compare': row[4],
'p_axis': row[5],
's_axis': row[6]}
charts.append(chart)
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data={'charts': charts}, message='获取侧边栏图列表成功').to_response()
def get(self, request):
u"""
获取三大交易所历史资金流入流出
---
"""
data = []
exchanges = (('SHFE', '上期所'), ('DCE', '郑商所'), ('CZCE', '大商所'))
cursor = connection.cursor()
for exchange, name in exchanges:
sql = (
'SELECT sum(flow_fund) as amount, date_time FROM alpha.day_kline '
'where exchange=%s and contract like "%%8888" group by date_time '
'order by date_time desc limit 15;')
cursor.execute(sql, (exchange, ))
result = cursor.fetchall()
result = [{
'date': date,
'amount': amount
} for amount, date in result]
result.reverse()
data.append({'name': name, 'data': result})
return BackstageHTTPResponse(
BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data,
message='获取交易所资金变化成功').to_response()
def post(self, request):
u"""
公式测试执行
---
parameters:
- name: formula_id
description: 交易所
paramType: form
required: True
- name: variety_id
description: 品种
paramType: form
required: True
"""
params = self.request_data(request)
formula_id = params['formula_id']
variety_id = int(params['variety_id'])
variety = get_object_or_404(VarietiesRecord, pk=variety_id)
variety = variety.code
formula = get_object_or_404(Formula, pk=formula_id)
f = ShareFormula(id=formula.id, title=formula.title, formula=formula.formula,
description=formula.description, user_id=formula.user_id)
env = FormulaEnv(id=formula_id, pre_data=DBPreProcess(varieties=variety))
if variety_id not in f.varieties:
log = "编号%s的公式适用品目%s, 不适用当前上下文中品目%s" % (f.id, f.varieties, env.content_variety)
data = {'success': False, 'log': log}
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='公式执行失败').to_response()
else:
executor = ApiFormulaExecutor(f, env)
log = executor.run()
data = {'success': executor.success,
'log': log,
'chart': executor.chart_data}
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='公式执行成功').to_response()
def get(self, request):
u"""
获取所有品种
---
"""
exchanges = Exchange.objects.all()
varieties = Variety.objects.all()
varieties_dict = {}
for variety in varieties:
varieties_dict.setdefault(variety.exchange, []).append({'variety': variety.variety,
'variety_name': variety.variety_name})
data = [{'exchange': exchange.exchange,
'exchange_name': exchange.exchange_name,
'varieties': varieties_dict.get(exchange.exchange, [])} for exchange in exchanges]
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='获取品目列表成功').to_response()
def get(self, request):
u"""
获取品种侧边栏
---
parameters:
- name: variety
description: 品种
paramType: query
required: True
"""
params = request.query_params.dict()
variety = params.get('variety')
sidebars = Sidebar.objects.filter(variety=variety).order_by('-priority', 'id')
data = [{'sidebar_id': sidebar.id, 'sidebar_name': sidebar.name} for sidebar in sidebars]
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='获取侧边栏列表成功').to_response()
def delete(self, request):
u"""
删除侧边栏
---
parameters:
- name: sidebar_id
description: 侧边栏id
paramType: form
required: True
"""
data = self.request_data(request)
sidebar_id = data['sidebar_id']
sidebar = Sidebar.objects.get(pk=sidebar_id)
sidebar.delete()
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='删除侧边栏成功').to_response()
def post(self, request):
u"""
侧边栏列表排序
---
parameters:
- name: id_list
description: 侧边栏id list
paramType: form
required: True
"""
data = self.request_data(request)
id_list = json.loads(data['id_list'])
for index, sidebar_id in enumerate(id_list):
priority = -(index + 1)
sidebar = Sidebar.objects.get(pk=sidebar_id)
sidebar.priority = priority
sidebar.save()
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='侧边栏排序成功').to_response()
def get(self, request):
u"""
批量获取编号数据
---
parameters:
- name: line[]
description: 图表编号
paramType: query
required: true
"""
lines = request.query_params.getlist('line[]')
chart = DataChart()
for line in lines:
line_param = line.split('*')
if len(line_param) != 4:
continue
data_code, table_name, start, end = line_param
data_obj = TableData(data_code, table_name, start, end)
chart.add_line(data_obj)
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=chart.get_all()).to_response()
def post(self, request):
u"""
新增侧边栏
---
parameters:
- name: variety
description: 品种
paramType: form
required: True
- name: sidebar_name
description: 侧边栏名称
paramType: form
required: True
"""
data = self.request_data(request)
variety = data['variety']
name = data['sidebar_name']
sidebar = Sidebar(variety=variety, name=name)
sidebar.save()
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='新增侧边栏成功').to_response()
def get(self, request):
u"""
获取编号数据
---
parameters:
- name: data_code
description: 数据编号
paramType: query
required: true
- name: table_name
description: 数据所在表
paramType: query
required: false
"""
query = request.query_params.dict()
data_code = query.get('data_code')
table_name = query.get('table_name')
data_obj = TableData(data_code, table_name, limit=1, desc=True)
data = data_obj.get_all(timestamp=True)
data['time'] = data['line'][0][0] if len(data['line']) else None
data['data'] = data['line'][0][1] if len(data['line']) else None
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data).to_response()
def put(self, request):
u"""
修改侧边栏
---
parameters:
- name: id
description: 侧边栏id
paramType: form
required: true
- name: name
description: 侧边栏名称
paramType: form
required: true
"""
data = self.request_data(request)
sidebar_id = data['id']
sidebar_name = data['name']
sidebar = Sidebar.objects.get(pk=sidebar_id)
sidebar.name = sidebar_name
sidebar.save()
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data, message='修改侧边栏成功').to_response()
def get(self, request):
u"""
批量获取ship数据
---
parameters:
- name: line[]
description: ship编号
paramType: query
required: true
"""
lines = request.query_params.getlist('line[]')
chart = DataChart()
for line in lines:
line_param = line.split('*')
if len(line_param) != 5:
continue
variety, price_code, contract, start, end = line_param
contract = contract or 'main_contract'
data_obj = Ship(variety, price_code, serial=contract, start=start, end=end)
chart.add_line(data_obj)
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=chart.get_all()).to_response()
def get(self, request):
u"""
获取图信息（包括曲线历史数据）
---
parameters:
- name: id
description: 图id
paramType: query
required: True
"""
data = request.query_params.dict()
chart_id = data['id']
chart = Chart.objects.get(pk=chart_id)
chart_lines = ChartLine.objects.filter(chart_id=chart_id)
data = []
if chart.compare == Chart.COMPARE_YEAR:
date, start, end = [], None, None
for i in range(3):
year = when.future(years=-i).strftime('%Y-01-01')
if start:
end = start - datetime.timedelta(days=1)
else:
end = None
start = datetime.datetime.strptime(year, '%Y-%m-%d').date()
date.insert(0, (start, end))
for chart_line in chart_lines:
line_data = ProxyData(chart_line.data_code, chart_line.table_name)
year_data = []
for start, end in date:
line_data.start = start
line_data.end = end
year_data.append({'year': start.strftime('%Y'),
'data': line_data.get_list(timestamp=True)})
data.append({'title': line_data.title,
'unit': line_data.unit,
'line': year_data,
'line_type': line_data.table,
'count': line_data.count(),
'data_code': line_data.data_code})
elif chart.compare == Chart.COMPARE_MONTH:
date, start, end = [], None, None
for i in range(3):
month = when.future(months=-i).strftime('%Y-%m-01')
if start:
end = start - datetime.timedelta(days=1)
else:
end = None
start = datetime.datetime.strptime(month, '%Y-%m-%d').date()
date.insert(0, (start, end))
for chart_line in chart_lines:
line_data = ProxyData(chart_line.data_code, chart_line.table_name)
month_data = []
for start, end in date:
line_data.start = start
line_data.end = end
month_data.append({'month': start.strftime('%Y-%m'),
'data': line_data.get_list(timestamp=True)})
data.append({'title': line_data.title,
'unit': line_data.unit,
'line': month_data,
'line_type': line_data.table,
'count': line_data.count(),
'data_code': line_data.data_code})
else:
six_month_ago = when.future(months=-6).date()
for chart_line in chart_lines:
line_data = ProxyData(chart_line.data_code, chart_line.table_name, start=six_month_ago)
line_data = line_data.get_all(timestamp=True)
line_data['title'] = chart_line.line_name
data.append(line_data)
return BackstageHTTPResponse(BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data=data,
message='获取图数据成功').to_response()
def get(self, request):
u"""
获取今日资金流入流出量最大的几个品种的历史资金沉淀
---
parameters:
- name: in_limit
description: 品种数量
paramType: query
required: false
- name: out_limit
description: 品种数量
paramType: query
required: false
"""
today = datetime.date.today()
params = request.query_params.dict()
# 流出
out_limit = int(
params.get('out_limit')) if params.get('out_limit') else 5
sql = (
'select a.variety, a.index_contract, a.variety_name from chart_variety as a '
'left join day_kline as b on a.index_contract=b.contract where b.flow_fund<=0 '
'and b.date_time=%s order by b.flow_fund asc limit %s')
cursor = connection.cursor()
cursor.execute(sql, (today, out_limit))
flow_out_data = cursor.fetchall()
flow_out = []
for variety, contract, name in flow_out_data:
sql = ('select sendimentary_money, date_time from day_kline '
'where contract=%s order by date_time desc limit 10')
cursor.execute(sql, (contract, ))
variety_data = cursor.fetchall()
variety_data = [{
'date': date,
'amount': amount
} for amount, date in variety_data]
variety_data.reverse()
flow_out.append({'name': name, 'data': variety_data})
# 流入
in_limit = int(params.get('in_limit')) if params.get('in_limit') else 5
sql = (
'select a.variety, a.index_contract, a.variety_name from chart_variety as a '
'left join day_kline as b on a.index_contract=b.contract where b.flow_fund>=0 '
'and b.date_time=%s order by b.flow_fund desc limit %s')
cursor = connection.cursor()
cursor.execute(sql, (today, in_limit))
flow_in_data = cursor.fetchall()
flow_in = []
for variety, contract, name in flow_in_data:
sql = ('select sendimentary_money, date_time from day_kline '
'where contract=%s order by date_time desc limit 10')
cursor.execute(sql, (contract, ))
variety_data = cursor.fetchall()
variety_data = [{
'date': date,
'amount': amount
} for amount, date in variety_data]
variety_data.reverse()
flow_in.append({'name': name, 'data': variety_data})
return BackstageHTTPResponse(
BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data={
'flow_in': flow_in,
'flow_out': flow_out
},
message='获取历史资金流入流出成功').to_response()
def get(self, request):
u"""
获取品种资金沉淀
---
parameters:
- name: in_limit
description: 品种数量
paramType: query
required: false
- name: out_limit
description: 品种数量
paramType: query
required: false
- name: pre_limit
description: 品种数量
paramType: query
required: false
"""
today = datetime.date.today()
params = request.query_params.dict()
# 资金沉淀
pre_limit = int(
params.get('pre_limit')) if params.get('pre_limit') else 7
sql = (
'select a.variety, b.sendimentary_money, a.variety_name from chart_variety as a '
'left join day_kline as b on a.index_contract=b.contract where b.date_time=%s '
'order by b.sendimentary_money desc limit %s')
cursor = connection.cursor()
cursor.execute(sql, (today, pre_limit))
pre_data = cursor.fetchall()
pre_data = [{
'variety': variety,
'name': name,
'amount': amount
} for variety, amount, name in pre_data]
# 流出
out_limit = int(
params.get('out_limit')) if params.get('out_limit') else 5
sql = (
'select a.variety, b.flow_fund, a.variety_name from chart_variety as a '
'left join day_kline as b on a.index_contract=b.contract where b.flow_fund<=0 '
'and b.date_time=%s order by b.flow_fund asc limit %s')
cursor = connection.cursor()
cursor.execute(sql, (today, out_limit))
flow_out_data = cursor.fetchall()
flow_out_data = [{
'variety': variety,
'name': name,
'amount': amount
} for variety, amount, name in flow_out_data]
# 流入
in_limit = int(params.get('in_limit')) if params.get('in_limit') else 5
sql = (
'select a.variety, b.flow_fund, a.variety_name from chart_variety as a '
'left join day_kline as b on a.index_contract=b.contract where b.flow_fund>=0 '
'and b.date_time=%s order by b.flow_fund desc limit %s')
cursor = connection.cursor()
cursor.execute(sql, (today, in_limit))
flow_in_data = cursor.fetchall()
flow_in_data = [{
'variety': variety,
'name': name,
'amount': amount
} for variety, amount, name in flow_in_data]
return BackstageHTTPResponse(
BackstageHTTPResponse.API_HTTP_CODE_NORMAL,
data={
'pre': pre_data,
'flow_in': flow_in_data,
'flow_out': flow_out_data
},
message='获取前几个品种的资金沉淀和流入流出').to_response()
