import web
import config
import json

class Api_persons:

    def __init__(self):
        pass
        
    def get(self, id_person):
        try:
            # http://0.0.0.0:8080/api_persons?user_hash=12345&action=get
            if id_person == None:
                result = config.model.get_all_persons()
                persons_json = []
                for row in result:
                    tmp = dict(row)
                    persons_json.append(tmp)
                web.header('Content-Type', 'application/json')
                return json.dumps(persons_json)
            else:
                # http://0.0.0.0:8080/api_persons?user_hash=12345&action=get&id_person=1
                result = config.model.get_persons(int(id_person))
                persons_json = []
                persons_json.append(dict(result))
                web.header('Content-Type', 'application/json')
                return json.dumps(persons_json)
        except Exception as e:
            print "GET Error {}".format(e.args)
            persons_json = '[]'
            web.header('Content-Type', 'application/json')
            return json.dumps(persons_json)

# https://0.0.0.0:8080/api_persons?user_hash=12345&action=put&id_person=1&name=new&telephone=12345&email=new@email.com
    def put(self, name,telephone,email):
        try:
            config.model.insert_persons(name,telephone,email)
            persons_json = '[{200}]'
            web.header('Content-Type', 'application/json')
            return json.dumps(persons_json)
        except Exception as e:
            print "PUT Error {}".format(e.args)
            return None

# http://0.0.0.0:8080/api_persons?user_hash=12345&action=get&id_person=1
    def delete(self, id_person):
        try:
            config.model.delete_persons(id_person)
            persons_json = '[{200}]'
            web.header('Content-Type', 'application/json')
            return json.dumps(persons_json)
        except Exception as e:
            print "DELETE Error {}".format(e.args)
            return None

# https://0.0.0.0:8080/api_persons?user_hash=12345&action=update&id_person=1&name=new&telephone=12345&email=new@email.com
    def update(self, id_person, name,telephone,email):
        try:
            config.model.update_persons(id_person,name,telephone,email)
            persons_json = '[{200}]'
            web.header('Content-Type', 'application/json')
            return json.dumps(persons_json)
        except Exception as e:
            print "GET Error {}".format(e.args)
            persons_json = '[]'
            web.header('Content-Type', 'application/json')
            return json.dumps(persons_json)

    def GET(self):
        user_data = web.input(
            user_hash=None,
            action=None,
            id_person=None,
            name=None,
            telephone=None,
            email=None,
        )
        try:
            user_hash = user_data.user_hash  # user validation
            action = user_data.action  # action GET, PUT, DELETE, UPDATE
            id_person=user_data.id_person
            name=user_data.name
            telephone=user_data.telephone
            email=user_data.email
            
            #change de user_hash 
            if user_hash == '12345':  # user_hash
                if action == None:
                    raise web.seeother('/404')
                elif action == 'get':
                    return self.get(id_person)
                elif action == 'put':
                    return self.put(name,telephone,email)
                elif action == 'delete':
                    return self.delete(id_person)
                elif action == 'update':
                    return self.update(id_person, name,telephone,email)
            else:
                raise web.seeother('/404')
        except Exception as e:
            print "WEBSERVICE Error {}".format(e.args)
            raise web.seeother('/404')
