#!/usr/bin/python

import web
import requests
import xmltodict
import json
import os
import sys
import datetime
from collections import OrderedDict
from operator import itemgetter

urls = ('/', 'index',
        '/help', 'help'
        )

app = web.application(urls, globals())
render = web.template.render('templates/', base="layout")

# Uncomment to turn debug off
web.config.debug = False

# Variables
output = []

# Functions

def calculate_percentage(data):
    perc = {}
    ls = data.values()
    z, nz = 0,0
    for v in ls:
        if v == 0:
            z += 1
        else:
            nz += 1
    perc['green'] = (float(z)*100)/len(ls)
    perc['red'] = (float(nz)*100)/len(ls)
    return perc


def getMonit():
    output = []
    xmlQuery = "/_status?format=xml"

    with open('{0}/conf/servers.json'.format(os.path.expanduser('.'))) as f:
        cf = json.loads(f.read())

        for site in cf:
            s = cf[site]
            r = requests.get(s['url'] + xmlQuery,
                             auth=(s['user'], s['passwd']))

            allstat = json.loads(json.dumps(xmltodict.parse(r.text)['monit']))

            services = allstat['service']
            status = {}
            server = {}
            checks = OrderedDict()

            for service in services:
                name = service['name']
                status[name] = int(service['status'])
                checks[name] = status[name]

            sorted_checks = OrderedDict()
            sorted_checks = OrderedDict(sorted(checks.iteritems(), key=itemgetter(1), reverse=True))
            perc = calculate_percentage(sorted_checks)
            print perc
            server = dict(name=site, url=s['url'], result=sorted_checks, s_rate=perc)

            output.append(server)

    print(datetime.datetime.now())
    output.append({'url': u'https://monit.xxx.xxx', 'result': OrderedDict([(u'staging', 32), (u'monitoring1', 0)]), 's_rate': {'green': 70.0, 'red': 30.0}, 'name': u'MY Environment2'})
    output.append({'url': u'https://monit.xxx.xxx', 'result': OrderedDict([(u'staging', 0), (u'monitoring1', 0)]), 's_rate': {'green': 100.0, 'red': 0.0}, 'name': u'MY Environment3'})
    return(output)

# Classes

class monitDashboard(web.application):

    def run(self, port=8080, *middleware):
        func = self.wsgifunc(*middleware)
        return web.httpserver.runsimple(func, ('0.0.0.0', port))


class index(object):

    def GET(self):
        return render.index(output=getMonit(), now=datetime.datetime.now())


class help(object):

    def GET(self):
        return render.help()

# Main
if __name__ == "__main__":
    app = monitDashboard(urls, globals())
    app.run(port=8080)