from yaml import dump

import main


class RelayCommand:
    def __init__(self, *args):
        self.relay(*args)

    def relay(self, addr, authed, data, obj, spl, success, failure, info, incUsage, length):
        if authed:
            if length == 3:
                if spl[1] == "add":
                    if spl[2] in main.network.keys():
                        id, alias = main.network[spl[2]].add_relay()
                        success("Successfully created relay %s on network %s with alias %s" % (str(id), spl[2], alias))
                        main.saveConf("network")
                        return
                    else:
                        failure("No such network: %s" % spl[2])
                        return
                elif spl[1] == "list":
                    if spl[2] not in main.network.keys():
                        failure("No such network: %s" % spl[2])
                        return
                    info(dump(main.network[spl[2]].relays))
                    return
                else:
                    incUsage("relay")
                    return

            elif length == 4:
                if spl[1] == "add":
                    if spl[2] in main.network.keys():
                        if not spl[3].isdigit():
                            failure("Must be a number, not %s" % spl[3])
                            return
                        id, alias = main.network[spl[2]].add_relay(int(spl[3]))
                        success("Successfully created relay %s on network %s with alias %s" % (str(id), spl[2], alias))
                        main.saveConf("network")
                        return
                    else:
                        failure("No such network: %s" % spl[2])
                        return
                elif spl[1] == "del":
                    if not spl[2] in main.network.keys():
                        failure("No such network: %s" % spl[2])
                        return
                    if not spl[3].isdigit():
                        failure("Must be a number, not %s" % spl[3])
                        return
                    if not int(spl[3]) in main.network[spl[2]].relays.keys():
                        failure("No such relay: %s on network %s" % (spl[3], spl[2]))
                        return
                    main.network[spl[2]].delete_relay(int(spl[3]))
                    success("Successfully deleted relay %s on network %s" % (spl[3], spl[2]))
                    main.saveConf("network")
                    return
                else:
                    incUsage("relay")
                    return
            else:
                incUsage("relay")
                return
        else:
            incUsage(None)