def bar_chart2():
# 不习惯链式调用的开发者依旧可以单独调用方法
bar = Bar()
bar.add_xaxis(["衬衫", "毛衣", "领带", "裤子", "风衣", "高跟鞋", "袜子"])
bar.add_yaxis("商家A", [114, 55, 27, 101, 125, 27, 105])
bar.add_yaxis("商家B", [57, 134, 137, 129, 145, 60, 49])
bar.set_global_opts(title_opts=opts.TitleOpts(title="某商场销售情况"))
return bar.dump_options()
def post(self, request, format=None):
post = request.POST
province = post.get('province')
city = post.get('city')
month = post.get('date')
print('province=%s, city=%s, month=%s' % (province, city, month))
bar = Bar()
x_axis = []
y_axis = []
if province == 'all':
series_name = '全省销售额'
if month == 'all':
totals = runquery(
"""SELECT SUM(money) AS total, province FROM t_sale_info WHERE `month` in (1,2,3,4,5,6) GROUP BY province ORDER BY total DESC;"""
)
title = '本年度各省销售情况'
else:
totals = runquery(
"""SELECT SUM(money) AS total, province FROM t_sale_info WHERE `month` ="""
+ str(month) +
""" GROUP BY province ORDER BY total DESC;""")
title = str(month) + '月份各省销售情况'
for total in totals:
x_axis.append(total.get('province'))
y_axis.append(total.get('total'))
else:
if city == 'all':
if month == 'all':
series_name = province + '省月销售额'
totals = runquery(
"""SELECT SUM(money) AS total, month FROM t_sale_info WHERE province = '"""
+ str(province) + """' GROUP BY `month`;""")
title = province + '省本年度各月销售情况'
for total in totals:
x_axis.append(total.get('month'))
y_axis.append(total.get('total'))
x_axis = list(map(lambda m: str(m) + '月', x_axis))
else:
series_name = month + '月市销售额'
totals = runquery(
"""SELECT money,city FROM t_sale_info WHERE province='"""
+ province + """' AND `month` = """ + str(month) +
""" ORDER BY money DESC;""")
title = province + '省' + str(month) + '月份各市销售情况'
for total in totals:
x_axis.append(total.get('city'))
y_axis.append(total.get('money'))
else:
totals = runquery(
"""SELECT money,month FROM t_sale_info WHERE city = '""" +
city + """';""")
series_name = province + '省' + city + '市月销售额'
title = province + '省' + city + '市各月销售情况'
for total in totals:
x_axis.append(total.get('month'))
y_axis.append(total.get('money'))
x_axis = list(map(lambda m: str(m) + '月', x_axis))
# 绘图
bar.add_xaxis(x_axis)
bar.add_yaxis(series_name=series_name,
yaxis_data=y_axis,
markpoint_opts=MarkPointOpts(data=[
MarkPointItem(name='最大值', type_='max'),
MarkPointItem(name='最小值', type_='min')
]),
markline_opts=MarkLineOpts(
data=[MarkLineItem(type_='average', name='平均值')]))
bar.set_global_opts(title_opts=opts.TitleOpts(title=title),
toolbox_opts={
'show': 'true',
'feature': {
'dataView': {
'show': 'false',
'readOnly': 'false'
},
'magicType': {
'show': 'true',
'type': ['line', 'bar']
},
'restore': {
'show': 'true'
},
'saveAsImage': {
'show': 'true'
}
}
})
return response_success(data=bar.dump_options())