source: src/main/java/parties/in4010/q12015/group7/MultipleBidHistory.java@ 1

package parties.in4010.q12015.group7;

import java.util.HashMap;
import java.util.Set;

import genius.core.AgentID;
import genius.core.bidding.BidDetails;

/**
 * Keep track of bid histories of multiple agents using this MultipleBidHistory
 * 
 * @author svanbekhoven
 *
 */
public class MultipleBidHistory {
        /**
         * BidHistories of all agent distinct
         */
        private HashMap<AgentID, EnhancedBidHistory> bidHistories;

        /**
         * BidHistories of all agents combined
         */
        private EnhancedBidHistory combinedBidHistory;

        /**
         * Constructor
         */
        public MultipleBidHistory() {
                this.bidHistories = new HashMap<AgentID, EnhancedBidHistory>();
                this.combinedBidHistory = new EnhancedBidHistory();
        }

        /**
         * Add a bid to a bidHistory of a certain agent
         * 
         * @param agentId
         * @param bidDetails
         */
        public void addBid(AgentID agentId, BidDetails bidDetails) {
                if (!this.bidHistories.containsKey(agentId)) {
                        this.bidHistories.put(agentId, new EnhancedBidHistory());
                }
                this.bidHistories.get(agentId).add(bidDetails);
                this.combinedBidHistory.add(bidDetails);
        }

        /**
         * Returns the history of a particular agent
         * 
         * @param agentId
         * @return
         */
        public EnhancedBidHistory getHistory(AgentID agentId) {
                if (!bidHistories.containsKey(agentId))
                        return new EnhancedBidHistory();
                return bidHistories.get(agentId);
        }

        /**
         * Returns the combined history of all agents
         * 
         * @return
         */
        public EnhancedBidHistory getCombinedHistory() {
                return this.combinedBidHistory;
        }

        /**
         * Returns the set of all agent ids in this multipleBidHistory
         * 
         * @return
         */
        public Set<AgentID> getAgentIds() {
                return this.bidHistories.keySet();
        }

        /**
         * Returns the minimum toughness of all agents (so it returns the toughness
         * of the toughest agent)
         * 
         * @return
         */
        public double getMinToughness(int numberOfBids) {
                double min = 1;
                for (AgentID AgentId : this.getAgentIds()) {
                        min = Math.min(min,
                                        this.getHistory(AgentId).getToughness(numberOfBids));
                }
                return min;
        }
}