import threading as multi
from plogical.acl import ACLManager
import plogical.CyberCPLogFileWriter as logging
from plogical.processUtilities import ProcessUtilities
from django.shortcuts import render
import os
from serverStatus.serverStatusUtil import ServerStatusUtil
import json
from django.shortcuts import HttpResponse
from math import ceil
from websiteFunctions.models import Websites
from .models import CLPackages


class CLManagerMain(multi.Thread):

    def __init__(self, request=None, templateName=None, function=None, data=None):
        multi.Thread.__init__(self)
        self.request = request
        self.templateName = templateName
        self.function = function
        self.data = data

    def run(self):
        try:
            if self.function == 'submitCageFSInstall':
                self.submitCageFSInstall()
            elif self.function == 'enableOrDisable':
                self.enableOrDisable()

        except BaseException, msg:
            logging.CyberCPLogFileWriter.writeToFile(str(msg) + ' [ContainerManager.run]')

    def renderC(self):

        userID = self.request.session['userID']
        currentACL = ACLManager.loadedACL(userID)

        if currentACL['admin'] == 1:
            pass
        else:
            return ACLManager.loadError()

        data = {}
        data['CL'] = 0
        data['CAGEFS'] = 0
        CLPath = '/etc/sysconfig/cloudlinux'
        CageFSPath = '/usr/sbin/cagefsctl'

        if os.path.exists(CLPath):
            data['CL'] = 1

        if os.path.exists(CageFSPath):
            data['CAGEFS'] = 1

        if data['CL']  == 0:
            return render(self.request, 'CLManager/notAvailable.html', data)
        elif data['CAGEFS']  == 0:
            return render(self.request, 'CLManager/notAvailable.html', data)
        else:
            return render(self.request, self.templateName, self.data)

    def submitCageFSInstall(self):
        try:
            userID = self.request.session['userID']
            currentACL = ACLManager.loadedACL(userID)

            if currentACL['admin'] == 1:
                pass
            else:
                logging.CyberCPLogFileWriter.statusWriter(ServerStatusUtil.lswsInstallStatusPath,
                                                          'Not authorized to install container packages. [404].',
                                                          1)
                return 0

            execPath = "/usr/local/CyberCP/bin/python2 /usr/local/CyberCP/CLManager/CageFS.py"
            execPath = execPath + " --function submitCageFSInstall"
            ProcessUtilities.outputExecutioner(execPath)

        except BaseException, msg:
            logging.CyberCPLogFileWriter.statusWriter(ServerStatusUtil.lswsInstallStatusPath, str(msg) + ' [404].', 1)

    def findWebsitesJson(self, currentACL, userID, pageNumber):
        finalPageNumber = ((pageNumber * 10)) - 10
        endPageNumber = finalPageNumber + 10
        websites = ACLManager.findWebsiteObjects(currentACL, userID)[finalPageNumber:endPageNumber]

        json_data = "["
        checker = 0

        command = '/usr/sbin/cagefsctl --list-enabled'
        Enabled = ProcessUtilities.outputExecutioner(command)

        for items in websites:
            if Enabled.find(items.externalApp) > -1:
                status = 1
            else:
                status = 0
            dic = {'domain': items.domain, 'externalApp': items.externalApp, 'status': status}

            if checker == 0:
                json_data = json_data + json.dumps(dic)
                checker = 1
            else:
                json_data = json_data + ',' + json.dumps(dic)

        json_data = json_data + ']'

        return json_data

    def websitePagination(self, currentACL, userID):
        websites = ACLManager.findAllSites(currentACL, userID)

        pages = float(len(websites)) / float(10)
        pagination = []

        if pages <= 1.0:
            pages = 1
            pagination.append('<li><a href="\#"></a></li>')
        else:
            pages = ceil(pages)
            finalPages = int(pages) + 1

            for i in range(1, finalPages):
                pagination.append('<li><a href="\#">' + str(i) + '</a></li>')

        return pagination

    def getFurtherAccounts(self, userID=None, data=None):
        try:
            currentACL = ACLManager.loadedACL(userID)
            pageNumber = int(data['page'])
            json_data = self.findWebsitesJson(currentACL, userID, pageNumber)
            pagination = self.websitePagination(currentACL, userID)

            cageFSPath = '/home/cyberpanel/cagefs'

            if os.path.exists(cageFSPath):
                default = 'On'
            else:
                default = 'Off'

            final_dic = {'status': 1, 'listWebSiteStatus': 1, 'error_message': "None", "data": json_data,
                         'pagination': pagination, 'default': default}
            final_json = json.dumps(final_dic)
            return HttpResponse(final_json)
        except BaseException, msg:
            dic = {'status': 1, 'listWebSiteStatus': 0, 'error_message': str(msg)}
            json_data = json.dumps(dic)
            return HttpResponse(json_data)

    def enableOrDisable(self):
        try:
            websites = Websites.objects.all()
            if self.data['mode'] == 1:
                for items in websites:
                    command = '/usr/sbin/cagefsctl --enable %s' % (items.externalApp)
                    ProcessUtilities.executioner(command)
            else:
                for items in websites:
                    command = '/usr/sbin/cagefsctl --disable %s' % (items.externalApp)
                    ProcessUtilities.executioner(command)
        except BaseException, msg:
            logging.CyberCPLogFileWriter.writeToFile(str(msg))

    def fetchPackages(self, currentACL):

        if currentACL['admin'] == 1:
            pass
        else:
            return ACLManager.loadErrorJson()

        json_data = "["
        checker = 0

        for items in CLPackages.objects.all():
            dic = {'name': items.name, 'SPEED': items.speed, 'VMEM': items.vmem, 'PMEM': items.pmem, 'IO': items.io, 'IOPS': items.iops, 'EP': items.ep,
                   'NPROC': items.nproc, 'inodessoft': items.inodessoft, 'inodeshard': items.inodeshard}

            if checker == 0:
                json_data = json_data + json.dumps(dic)
                checker = 1
            else:
                json_data = json_data + ',' + json.dumps(dic)

        json_data = json_data + ']'

        final_dic = {'status': 1, 'error_message': "None", "data": json_data}
        final_json = json.dumps(final_dic)
        return HttpResponse(final_json)