Mercury-IM/view_entity/src/main/java/org/mercury_im/messenger/view/entity/ViewInterlocutor.java

package org.mercury_im.messenger.view.entity;

import org.mercury_im.messenger.entity.contact.SubscriptionMode;
import org.mercury_im.messenger.view.entity.definition.InterlocutorViewEntity;

public class ViewInterlocutor<A> implements InterlocutorViewEntity {

    private final String name;
    private final String address;
    private final String accountAddress;
    private final SubscriptionMode subscriptionMode;
    private final String lastActivity;
    private final boolean isTyping;
    private final String status;
    private final A avatar;

    private ViewInterlocutor(String name,
                             String address,
                             String accountAddress,
                             SubscriptionMode subscriptionMode,
                             String lastActivity,
                             boolean isTyping,
                             String status,
                             A avatar) {
        this.name = name;
        this.address = address;
        this.accountAddress = accountAddress;
        this.subscriptionMode = subscriptionMode;
        this.lastActivity = lastActivity;
        this.isTyping = isTyping;
        this.status = status;
        this.avatar = avatar;
    }

    @Override
    public String getName() {
        return name;
    }

    @Override
    public String getAddress() {
        return address;
    }

    @Override
    public String getAccountAddress() {
        return accountAddress;
    }

    @Override
    public SubscriptionMode getSubscriptionMode() {
        return subscriptionMode;
    }

    @Override
    public String getLastActivity() {
        return lastActivity;
    }

    @Override
    public boolean isTyping() {
        return isTyping;
    }

    @Override
    public String getStatus() {
        return status;
    }

    public A getAvatar() {
        return avatar;
    }

    public static <A> Builder<A> builder() {
        return new Builder<>();
    }

    private static class Builder<A> {

        private String name;
        private String address;
        private String accountAddress;
        private SubscriptionMode subscriptionMode;
        private String lastActivity;
        private boolean isTyping;
        private String status;
        private A avatar;

        public Builder setName(String name) {
            this.name = name;
            return this;
        }

        public Builder setAddress(String address) {
            this.address = address;
            return this;
        }

        public Builder setAccountAddress(String accountAddress) {
            this.accountAddress = accountAddress;
            return this;
        }

        public Builder setSubscriptionMode(SubscriptionMode subscriptionMode) {
            this.subscriptionMode = subscriptionMode;
            return this;
        }

        public Builder setLastActivity(String lastActivity) {
            this.lastActivity = lastActivity;
            return this;
        }

        public Builder setIsTyping(boolean isTyping) {
            this.isTyping = isTyping;
            return this;
        }

        public Builder setStatus(String status) {
            this.status = status;
            return this;
        }

        public Builder setAvatar(A avatar) {
            this.avatar = avatar;
            return this;
        }

        public ViewInterlocutor<A> build() {
            return new ViewInterlocutor<>(name, address, accountAddress, subscriptionMode,
                    lastActivity, isTyping, status, avatar);
        }
    }
}