1 | import logging
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2 | import time
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3 |
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4 | from typing import cast
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5 |
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6 | from geniusweb.actions.Accept import Accept
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7 | from geniusweb.actions.Action import Action
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8 | from geniusweb.actions.Offer import Offer
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9 | from geniusweb.inform.ActionDone import ActionDone
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10 | from geniusweb.inform.Finished import Finished
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11 | from geniusweb.inform.Inform import Inform
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12 | from geniusweb.inform.Settings import Settings
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13 | from geniusweb.inform.YourTurn import YourTurn
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14 | from geniusweb.party.Capabilities import Capabilities
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15 | from geniusweb.party.DefaultParty import DefaultParty
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16 | from geniusweb.profileconnection.ProfileConnectionFactory import (
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17 | ProfileConnectionFactory,
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18 | )
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19 |
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20 | from .Constants import Constants
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21 | from .acceptancestrategies.AcceptanceStrategy import AcceptanceStrategy
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22 | from .biddingstrategies.TradeOff import TradeOff
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23 | from .opponentmodels.OpponentModel import OpponentModel
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24 | from geniusweb.progress.ProgressRounds import ProgressRounds
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25 | from tudelft_utilities_logging.Reporter import Reporter
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26 |
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27 |
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28 | class Agent58(DefaultParty):
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29 | """
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30 | Template agent that offers random bids until a bid with sufficient utility is offered.
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31 | """
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32 |
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33 | def __init__(self, reporter: Reporter = None):
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34 | super().__init__(reporter)
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35 |
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36 | self.getReporter().log(logging.INFO, "party is initialized")
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37 | self._profile = None
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38 | self._last_received_bid = None
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39 | self._received_bids = []
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40 | self._sent_bids = []
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41 | self.opponent_model = None
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42 | self.offer = Constants.offer
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43 | self.floor = Constants.floor
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44 | self.boulware = self.offer
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45 | self.bidding_strat = None
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46 | self.acceptance_strat = None
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47 |
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48 | def notifyChange(self, info: Inform):
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49 | """This is the entry point of all interaction with your agent after is has been initialised.
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50 |
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51 | Args:
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52 | info (Inform): Contains either a request for action or information.
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53 | """
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54 |
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55 | # a Settings message is the first message that will be send to your
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56 | # agent containing all the information about the negotiation session.
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57 | if isinstance(info, Settings):
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58 | self._settings: Settings = cast(Settings, info)
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59 | self._me = self._settings.getID()
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60 |
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61 | # progress towards the deadline has to be tracked manually through the use of the Progress object
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62 | self._progress = self._settings.getProgress()
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63 |
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64 | # the profile contains the preferences of the agent over the domain
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65 | self._profile = ProfileConnectionFactory.create(
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66 | info.getProfile().getURI(), self.getReporter()
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67 | )
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68 |
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69 | # BOA initializing
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70 | self.opponent_model = OpponentModel(self._profile.getProfile().getDomain())
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71 | # open('OpponentModel.log', 'w').close()
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72 | self.bidding_strat = TradeOff(self._profile.getProfile(), self.opponent_model, self.offer,
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73 | self._profile.getProfile().getDomain())
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74 | self.acceptance_strat = AcceptanceStrategy(self._profile.getProfile(), self.floor,
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75 | self._profile.getProfile().getDomain())
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76 |
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77 | # ActionDone is an action send by an opponent (an offer or an accept)
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78 | elif isinstance(info, ActionDone):
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79 | action: Action = cast(ActionDone, info).getAction()
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80 |
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81 | # if it is an offer, set the last received bid
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82 | if isinstance(action, Offer) and action.getActor().getName() != self._me.getName():
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83 | self._last_received_bid = cast(Offer, action).getBid()
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84 | self._received_bids.append(self._last_received_bid)
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85 | self.opponent_model.update_frequencies(self._last_received_bid)
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86 | # YourTurn notifies you that it is your turn to act
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87 | elif isinstance(info, YourTurn):
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88 | action = self._my_turn()
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89 | if isinstance(self._progress, ProgressRounds):
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90 | self._progress = self._progress.advance()
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91 | self.getConnection().send(action)
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92 |
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93 | # Finished will be send if the negotiation has ended (through agreement or deadline)
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94 | elif isinstance(info, Finished):
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95 | # terminate the agent MUST BE CALLED
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96 | self.terminate()
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97 | else:
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98 | self.getReporter().log(
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99 | logging.WARNING, "Ignoring unknown info " + str(info)
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100 | )
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101 |
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102 | # lets the geniusweb system know what settings this agent can handle
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103 | # leave it as it is for this competition
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104 | def getCapabilities(self) -> Capabilities:
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105 | return Capabilities(
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106 | set(["SAOP"]),
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107 | set(["geniusweb.profile.utilityspace.LinearAdditive"]),
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108 | )
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109 |
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110 | # terminates the agent and its connections
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111 | # leave it as it is for this competition
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112 | def terminate(self):
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113 | self.getReporter().log(logging.INFO, "party is terminating:")
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114 | super().terminate()
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115 | if self._profile is not None:
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116 | self._profile.close()
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117 | self._profile = None
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118 |
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119 |
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120 |
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121 | # give a description of your agent
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122 | def getDescription(self) -> str:
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123 | return "Trade-Off/TitForTat hyrbrid negotiation agent"
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124 |
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125 | # Generate a variable that follows a boulware curve
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126 | def TimeDependent(self):
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127 | if self._progress.get(time.time() * 1000) > Constants.boulware_time_limit and self.offer > Constants.floor:
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128 | self.boulware = self.boulware - (Constants.boulware_conceding_speed * self._progress.get(time.time() * 1000))
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129 |
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130 | # execute a turn
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131 | def _my_turn(self):
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132 | self.TimeDependent()
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133 | # generate a bid for the opponent
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134 | bid = self.bidding_strat.find_bid(self.opponent_model, self._last_received_bid, self._received_bids,
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135 | self._sent_bids, self.boulware)
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136 |
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137 | # check if opponents bid is better than ours, if yes then accept, else offer our bid
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138 | if self.acceptance_strat.is_good(self._last_received_bid, bid, self._progress.get(time.time() * 1000)):
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139 | return Accept(self._me, self._last_received_bid)
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140 | else:
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141 | # save expected utility for OM graph
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142 | # with open("OpponentModel.log", "a") as text_file:
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143 | # text_file.write(str(self.opponent_model.utility(bid)) + "\n")
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144 |
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145 | self._sent_bids.append(bid)
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146 | return Offer(self._me, bid)
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