# -*- coding: utf-8 -*-


from django.shortcuts import render, redirect, HttpResponse
from loginSystem.models import Administrator
from loginSystem.views import loadLoginPage
from .container import ContainerManager
from .decorators import preDockerRun
from plogical.acl import ACLManager
import json

# Create your views here.

# This function checks if user has admin permissions
def dockerPermission(request, userID, context):
    currentACL = ACLManager.loadedACL(userID)
    
    if currentACL['admin'] != 1:
        if request.method == "POST":
            return ACLManager.loadErrorJson()
        else:
            return ACLManager.loadError()
    else:
        return 0
        
@preDockerRun
def loadDockerHome(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        admin = Administrator.objects.get(pk=userID)
        return render(request,'dockerManager/index.html',{"type":admin.type})
    except KeyError:
        return redirect(loadLoginPage)

def installDocker(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager(userID, 'submitInstallDocker')
        cm.start()

        data_ret = {'status': 1, 'error_message': 'None'}
        json_data = json.dumps(data_ret)
        return HttpResponse(json_data)

    except BaseException as msg:
        data_ret = {'status': 0, 'error_message': str(msg)}
        json_data = json.dumps(data_ret)
        return HttpResponse(json_data)

@preDockerRun    
def installImage(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager()
        coreResult = cm.submitInstallImage(userID, json.loads(request.body))

        return coreResult

    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun
def viewContainer(request, name):
    try:
        if not request.GET._mutable:
            request.GET._mutable = True
        request.GET['name'] = name

        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        cm = ContainerManager(name)
        coreResult = cm.loadContainerHome(request, userID)

        return coreResult

    except KeyError:
        return redirect(loadLoginPage)    

@preDockerRun
def getTags(request): 
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager()
        coreResult = cm.getTags(userID, json.loads(request.body))

        return coreResult

    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun
def delContainer(request): 
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager()
        coreResult = cm.submitContainerDeletion(userID, json.loads(request.body))

        return coreResult

    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun    
def recreateContainer(request): 
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager()
        coreResult = cm.recreateContainer(userID, json.loads(request.body))

        return coreResult

    except KeyError:
        return redirect(loadLoginPage)    
    
@preDockerRun    
def runContainer(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        return cm.createContainer(request, userID)
    except KeyError:
        return redirect(loadLoginPage)    

@preDockerRun    
def listContainers(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        return cm.listContainers(request, userID)
    except KeyError:
        return redirect(loadLoginPage)

@preDockerRun    
def getContainerLogs(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager()
        coreResult = cm.getContainerLogs(userID, json.loads(request.body))
        return coreResult

    except KeyError:
        return redirect(loadLoginPage)    

@preDockerRun    
def submitContainerCreation(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm

        cm = ContainerManager()
        coreResult = cm.submitContainerCreation(userID, json.loads(request.body))

        return coreResult

    except KeyError:
        return redirect(loadLoginPage)

@preDockerRun    
def getContainerList(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        return cm.getContainerList(userID, json.loads(request.body))
    except KeyError:
        return redirect(loadLoginPage)

@preDockerRun    
def doContainerAction(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.doContainerAction(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)

@preDockerRun    
def getContainerStatus(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.getContainerStatus(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)    

@preDockerRun    
def exportContainer(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.exportContainer(request, userID)
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)    
        
@preDockerRun        
def saveContainerSettings(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.saveContainerSettings(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage) 
    
@preDockerRun    
def getContainerTop(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.getContainerTop(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)

@preDockerRun    
def assignContainer(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.assignContainer(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun    
def searchImage(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.searchImage(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun    
def images(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'images')
        if perm: return perm
        
        
        cm = ContainerManager()
        coreResult = cm.images(request, userID)
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun    
def manageImages(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.manageImages(request, userID)
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun    
def getImageHistory(request):
    try:
        userID = request.session['userID']

        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.getImageHistory(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)
    
@preDockerRun    
def removeImage(request):
    try:
        userID = request.session['userID']
        perm = dockerPermission(request, userID, 'loadDockerHome')
        if perm: return perm
        
        cm = ContainerManager()
        coreResult = cm.removeImage(userID, json.loads(request.body))
        
        return coreResult
    except KeyError:
        return redirect(loadLoginPage)