nosum-support/wx-java-tools/wx-java-cp/src/main/java/cn/nosum/wx/cp/entity/message/WxCpGroupRobotMessage.java

package cn.nosum.wx.cp.entity.message;

import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.experimental.Accessors;
import cn.nosum.wx.cp.entity.article.NewArticle;

import java.io.Serializable;
import java.util.List;

import static cn.nosum.wx.cp.constant.WxCpConstants.GroupRobotMsgType.*;

/**
 * 微信群机器人消息
 *
 * @author Young
 */
@AllArgsConstructor
@NoArgsConstructor
@Accessors(chain = true)
@Data
public class WxCpGroupRobotMessage implements Serializable {
    private static final long serialVersionUID = -4301684507150486556L;

    /**
     * 消息类型
     */
    private String msgType;

    /**
     * 文本内容，最长不超过2048个字节，markdown内容，最长不超过4096个字节，必须是utf8编码
     * 必填
     */
    private String content;
    /**
     * userid的列表，提醒群中的指定成员(@某个成员)，@all表示提醒所有人，如果开发者获取不到userid，可以使用mentioned_mobile_list
     */
    private List<String> mentionedList;
    /**
     * 手机号列表，提醒手机号对应的群成员(@某个成员)，@all表示提醒所有人
     */
    private List<String> mentionedMobileList;
    /**
     * 图片内容的base64编码
     */
    private String base64;
    /**
     * 图片内容（base64编码前）的md5值
     */
    private String md5;
    /**
     * 图文消息，一个图文消息支持1到8条图文
     */
    private List<NewArticle> articles;

    public String toJson() {
        JsonObject messageJson = new JsonObject();
        messageJson.addProperty("msgtype", this.getMsgType());

        switch (this.getMsgType()) {
            case TEXT: {
                JsonObject text = new JsonObject();
                JsonArray uidJsonArray = new JsonArray();
                JsonArray mobileJsonArray = new JsonArray();

                text.addProperty("content", this.getContent());

                if (this.getMentionedList() != null) {
                    for (String item : this.getMentionedList()) {
                        uidJsonArray.add(item);
                    }
                }
                if (this.getMentionedMobileList() != null) {
                    for (String item : this.getMentionedMobileList()) {
                        mobileJsonArray.add(item);
                    }
                }
                text.add("mentioned_list", uidJsonArray);
                text.add("mentioned_mobile_list", mobileJsonArray);
                messageJson.add("text", text);
                break;
            }
            case MARKDOWN: {
                JsonObject text = new JsonObject();
                text.addProperty("content", this.getContent());
                messageJson.add("markdown", text);
                break;
            }
            case IMAGE: {
                JsonObject text = new JsonObject();
                text.addProperty("base64", this.getBase64());
                text.addProperty("md5", this.getMd5());
                messageJson.add("image", text);
                break;
            }
            case NEWS: {
                JsonObject text = new JsonObject();
                JsonArray array = new JsonArray();
                for (NewArticle article : this.getArticles()) {
                    JsonObject articleJson = new JsonObject();
                    articleJson.addProperty("title", article.getTitle());
                    articleJson.addProperty("description", article.getDescription());
                    articleJson.addProperty("url", article.getUrl());
                    articleJson.addProperty("picurl", article.getPicUrl());
                    array.add(articleJson);
                }
                text.add("articles", array);
                messageJson.add("news", text);
                break;
            }
            default:

        }

        return messageJson.toString();
    }
}