import BaseHTTPServer
from indra.base import llsd
from webob import Request, Response


class AgentDomain(object):
    
    def __call__(self, environ, start_response):
        self.environ = environ
        self.start = start_response
        self.request = Request(environ)
        self.response = Response()

        
        l = int(self.request.headers.get('Content-Length','0'))
        data = self.request.body
        
        # we assume it's LLSD for now and try to parse it
        # TODO: check headers
        try:
            data = llsd.parse(data)
        except:
            self.response.status=500
            return self.response(self.environ, self.start)
        if self.request.path=="/":
            return self.handle_login(data)
        elif self.request.path=="/seed_cap":
            return self.handle_seedcap(data)
        elif self.request.path=="/cap/place_avatar":
            return self.place_avatar(data)
        else:
            return self.send_response(404)

    def handle_seedcap(self, data):
        """return some other caps"""
        caps = data.get("caps",[])
        d = {'lastname': 'lastname', 'firstname': 'firstname'}
        return_caps = {}
        for cap in caps:
            # simple mapping from capname => host/cap/<capname> instead of UUIDs
            return_caps[cap]="http://localhost:12345/cap/%s" %cap
        d['caps'] = return_caps
        data = llsd.format_xml(d)
        self.response.status=200
        self.response.content_type='application/llsd+xml'
        self.response.body = data
        return self.response(self.environ, self.start)

    def place_avatar(self, data):
        """place the avatar in a dummy way"""
        url = data.get("region_url",'')
        d={'sim_ip':'127.0.0.1',
           'sim_port' : 12345}
        data = llsd.format_xml(d)
        self.response.status=200
        self.response.content_type='application/llsd+xml'
        self.response.body = data
        return self.response(self.environ, self.start)
        
    def handle_login(self,data):
        """handle the login string"""
        # TODO: test for all the correct fields in the data
        password = data.get('password')
        if password!='secret':
            self.send_response(400)
            return
        
        data={'agent_seed_capability':"http://127.0.0.1:12345/seed_cap"}
        data = llsd.format_xml(data)
        
        self.response.status=200
        self.response.content_type='application/llsd+xml'
        self.response.body=data
        return self.response(self.environ, self.start)
            
    def send_response(self, status):
        self.response.status = status
        return self.response(self.environ, self.start)


    

def main():
    from wsgiref.simple_server import make_server
    httpd = make_server('', 12345, AgentDomain())
    
    # Respond to requests until process is killed
    httpd.serve_forever()

if __name__=="__main__":
    main()