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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/single-event-overlay-data.json').text
    schema = requests.get('https://s3.eu-central-1.amazonaws.com/fusion.store/ft/schema/single-event-overlay-schema.json').text

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

timeSeries.AddAttribute("caption", """{ 
                                        text: 'Interest Rate Analysis'
                                    }""")

timeSeries.AddAttribute("subCaption", """{ 
                                        text: 'Federal Reserve (USA)'
                                    }""")

timeSeries.AddAttribute("yAxis", """[{
                                            plot: 'Interest Rate',
                                            format:{
                                            suffix: '%'
                                            },
                                            title: 'Interest Rate'
                                        }]""")

timeSeries.AddAttribute("xAxis", """{
                                        plot: 'Time',
                                        timemarker: [{
                                        start: 'Mar-1980',
                                        label: 'US inflation peaked at 14.8%.',
                                        timeFormat: ' %b -%Y',
                                        style: {
                                            marker:
                                            {
                                                fill: '#D0D6F4'
                                            }
                                        }
                                    }, {
                                        start: 'May-1981',
                                        label: 'To control inflation, the Fed started {br} raising interest rates to over {br} 20%.',
                                        timeFormat: '%b-%Y'
                                        }, {
                                        start: 'Jun-1983',
                                        label: 'By proactive actions of Mr.Volcker, {br} the inflation falls to 2.4% {br} from the peak of over 14% {br} just three years ago.',
                                        timeFormat: '%b-%Y',
                                        style: {
                                            marker: {
                                            fill: '#D0D6F4'
                                            }
                                        }
                                        }, {
                                        start: 'Oct-1987',
                                        label: 'The Dow Jones Industrial Average lost {br} about 30% of it’s value.',
                                        timeFormat: '%b-%Y',
                                        style: {
                                            marker: {
                                            fill: '#FBEFCC'
                                            }
                                        }
                                        }, {
                                        start: 'Jan-1989',
                                        label: 'George H.W. Bush becomes {br} the 41st president of US!',
                                        timeFormat: '%b-%Y'
                                        }, {
                                        start: 'Aug-1990',
                                        label: 'The oil prices spiked to $35 {br} per barrel from $15 per barrel {br} because of the Gulf War.',
                                        timeFormat: '%b-%Y'
                                        }, {
                                        start: 'Dec-1996',
                                        label: 'Alan Greenspan warns of the dangers {br} of \"irrational exuberance\" in financial markets, {br} an admonition that goes unheeded',
                                        timeFormat: '%b-%Y'
                                        }, {
                                        start: 'Sep-2008',
                                        label: 'Lehman Brothers collapsed!',
                                        timeFormat: '%b-%Y'
                                        },{
                                        start: 'Mar-2009',
                                        label: 'The net worth of US households {br} stood at a trough of $55 trillion.',
                                        timeFormat: '%b-%Y',
                                        style: {
                                            marker: {
                                            fill: '#FBEFCC'
                                            }
                                        }
                                        }, {
                                        start: 'Oct-2009',
                                        label: 'Unemployment rate peaked {br} in given times to 10%.',
                                        timeFormat: '%b-%Y'
                                        }]
                                    }""")

# 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': "Single event overlay"})