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from django.shortcuts import render
from django.http import HttpResponse

# Include the `fusioncharts.py` file which has required functions to embed the charts in html page
from ..fusioncharts import FusionCharts
from ..fusioncharts import FusionTable
from ..fusioncharts import TimeSeries
import requests

# Loading Data and schema from a Static JSON String url
# The `chart` method is defined to load chart data from an JSON string.

def chart(request):

data = requests.get('https://s3.eu-central-1.amazonaws.com/fusion.store/ft/data/adding-a-reference-line-data.json').text
    schema = requests.get('https://s3.eu-central-1.amazonaws.com/fusion.store/ft/schema/adding-a-reference-line-schema.json').text

fusionTable = FusionTable(schema, data)
    timeSeries = TimeSeries(fusionTable)

timeSeries.AddAttribute("caption", """{ 
								text: 'Temperature readings in Italy'
							  }""")

timeSeries.AddAttribute("yAxis", """[{
										  plot: 'Temperature',
										  title: 'Temperature',
										  format:{
											suffix: '°C',
										  },
										  referenceLine: [{
											label: 'Controlled Temperature',
											value: '10'
										  }]
                                        }]""")

# Create an object for the chart using the FusionCharts class constructor
    fcChart = FusionCharts("timeseries", "ex1", 700, 450, "chart-1", "json", timeSeries)

# returning complete JavaScript and HTML code, which is used to generate chart in the browsers. 
    return  render(request, 'index.html', {'output' : fcChart.render(),'chartTitle': "Adding a reference line"})