import json

from user import User
from cliff.command import Command
from httpClient import HTTPClient
from authHandler import AuthHandler
from config import Config


class PodBase(Command):
    pods_url = Config.config.get("api", "url") + "/pods"


class PodGet(PodBase):
    "Handle get request for pods"

    def get_parser(self, prog_name):
        parser = super(PodGet, self).get_parser(prog_name)
        parser.add_argument('-name', default='', help='Search pods using name')
        return parser

    def take_action(self, parsed_args):
        http_client = HTTPClient.get_Instance()
        url = PodGet.pods_url
        if(parsed_args.name):
            url = PodGet.pods_url + "?name=" + parsed_args.name
        pods = http_client.get(url)
        print pods


class PodGetOne(PodBase):
    "Handle get request for pod by name"

    def get_parser(self, prog_name):
        parser = super(PodGetOne, self).get_parser(prog_name)
        parser.add_argument('-name', default='', help='Find pod using name', required=True)
        return parser

    def take_action(self, parsed_args):
        http_client = HTTPClient.get_Instance()
        pods = http_client.get(PodGetOne.pods_url + "/" + parsed_args.name)
        print pods


class PodCreate(PodBase):
    "Handle post request for pods"

    def get_parser(self, prog_name):
        parser = super(PodCreate, self).get_parser(prog_name)
        parser.add_argument('-u', type=str, help='Username for authentication')
        parser.add_argument('-p', type=str, help='Password for authentication')
        parser.add_argument('pod', type=json.loads, help='Pod create request format :\n\'{ "role": "", "name": "", "details": "", "mode": ""}\',\n role should be either "community-ci" or "production-ci", and mode should be either "metal" or "virtual.')
        return parser

    def take_action(self, parsed_args):
        http_client = HTTPClient.get_Instance()
        if(parsed_args.u and parsed_args.p):
            response = AuthHandler.authenticate(parsed_args.u, parsed_args.p)
            if "login" in response.text:
                print "Authentication has failed. Please check your username and password."
                return
        response = http_client.post(PodCreate.pods_url, User.session, parsed_args.pod)
        if response.status_code == 200:
            print "Pod has been successfully created!"
        else:
            print response.text


class PodDelete(PodBase):
    "Handle delete request for pods"

    def get_parser(self, prog_name):
        parser = super(PodDelete, self).get_parser(prog_name)
        parser.add_argument('-u', type=str, help='Username for authentication')
        parser.add_argument('-p', type=str, help='Password for authentication')
        parser.add_argument('-name', type=str, required=True, help='Delete pods using name')
        return parser

    def take_action(self, parsed_args):
        http_client = HTTPClient.get_Instance()
        if(parsed_args.u and parsed_args.p):
            response = AuthHandler.authenticate(parsed_args.u, parsed_args.p)
            if "login" in response.text:
                print "Authentication has failed. Please check your username and password."
                return
        pods = http_client.delete(PodDelete.pods_url + "/" + parsed_args.name, User.session)
        print pods