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package com.foxinmy.weixin4j.mp.model;

import java.io.Serializable;

import com.alibaba.fastjson.annotation.JSONCreator;
import com.alibaba.fastjson.annotation.JSONField;

/**
 * 分组
 * 
 * @author jinyu([email protected])
 * @date 2014年4月4日
 * @since JDK 1.6
 */
public class Group implements Serializable {

	private static final long serialVersionUID = 6979565973974005954L;

	/**
	 * 分组id，由微信分配
	 */
	private int id;
	/**
	 * 分组名
	 */
	private String name;
	/**
	 * 分组内用户数量
	 */
	private int count;

	public Group(int id, String name) {
		this.id = id;
		this.name = name;
	}

	public Group(String name) {
		this.name = name;
	}

	@JSONCreator
	public Group(@JSONField(name = "id") int id,
			@JSONField(name = "name") String name,
			@JSONField(name = "count") int count) {
		this.id = id;
		this.name = name;
		this.count = count;
	}

	public int getId() {
		return id;
	}

	public String getName() {
		return name;
	}

	public int getCount() {
		return count;
	}

	/**
	 * 返回创建分组所需的json格式字符串
	 * 
	 * @return {"group": {"name": "test"}}
	 */
	public String toCreateJson() {
		return String.format("{\"group\":{\"name\":\"%s\"}}", name);
	}

	/**
	 * 返回修改分组所需的json格式字符串
	 * 
	 * @return {"group": {"id": 107, "name": "test"}}
	 */
	public String toModifyJson() {
		return String.format("{\"group\":{\"id\":%s,\"name\":\"%s\"}}", id,
				name);
	}

	@Override
	public boolean equals(Object obj) {
		if (obj instanceof Group) {
			return id == ((Group) obj).getId();
		}
		return super.equals(obj);
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + count;
		result = prime * result + id;
		result = prime * result + ((name == null) ? 0 : name.hashCode());
		return result;
	}

	@Override
	public String toString() {
		return String.format("[Group id=%d ,name=%s ,count=%d]", id, name,
				count);
	}
}