package com.ynxbd.wx.servlet;

import com.ynxbd.common.result.Result;
import com.ynxbd.wx.config.WeChatConfig;
import com.ynxbd.wx.wxfactory.bean.event.WxEvent;
import com.ynxbd.wx.wxfactory.utils.WxEventHelper;
import com.ynxbd.wx.wxfactory.utils.WxPassiveReplyHelper;
import com.ynxbd.wx.wxfactory.utils.WxSignHelper;
import lombok.extern.slf4j.Slf4j;

import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@Slf4j
@WebServlet("/wx")
public class WxServlet extends HttpServlet {

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
        doPost(request, response);
    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {
        request.setCharacterEncoding("UTF-8");
        response.setCharacterEncoding("UTF-8");

        WxEvent wxEvent = WxSignHelper.getReqXmlToBean(request, WxEvent.class);
//        log.warn("wxEvent={}", wxEvent);
        if (wxEvent == null) {
            String echoStr = request.getParameter("echostr");
            if (echoStr != null) {
                Result.respStr(response, echoStr); // 首次请求申请验证,返回echoStr
                return;
            }
            log.warn("[消息]event is null");
            Result.respStr(response, WxPassiveReplyHelper.SUCCESS);
            return;
        }

        if (WxEventHelper.filter(wxEvent)) {
            Result.respStr(response, WxPassiveReplyHelper.SUCCESS);
            return;
        }

        if (!WxEventHelper.verifyEventSign(request, WeChatConfig.TOKEN)) {
            log.warn("[消息]验签失败");
            Result.respStr(response, WxPassiveReplyHelper.SUCCESS);
            return;
        }


        String msgId = wxEvent.getMsgId();
        if (msgId == null) {
            Result.respStr(response, WxPassiveReplyHelper.SUCCESS);
            return;
        }
        String toUserName = wxEvent.getToUserName();
        String fromUserName = wxEvent.getFromUserName();

        String key = fromUserName + "_" + toUserName + "_" + msgId + "_" + wxEvent.getCreateTime();
        if (WxPassiveReplyHelper.isRepeat(key)) {
            Result.respStr(response, WxPassiveReplyHelper.SUCCESS);
            return;
        }

        String eventKey = wxEvent.getEventKey();
        String event = wxEvent.getEvent();
        String msgType = wxEvent.getMsgType();
        String content = wxEvent.getContent();
        content = content == null ? null : content.trim().toUpperCase();

        WxPassiveReplyHelper.textCommon(response, content, msgType, fromUserName, toUserName);

        switch (WeChatConfig.APP_ID) {
            case "wx18b15dc67fc96f89":
                WxPassiveReplyHelper.华坪县人民医院(response, content, msgType, fromUserName, toUserName, eventKey, event);
                break;

            case "wx1e30610a28d189a8":
                WxPassiveReplyHelper.巍山县人民医院(response, content, msgType, fromUserName, toUserName, eventKey, event);
                break;

            case "wxca97aaeb3c40c0d0":
                WxPassiveReplyHelper.芒市人民医院(response, content, msgType, fromUserName, toUserName, eventKey, event);
                break;

            case "wxd503671f502bd89d":
                WxPassiveReplyHelper.红河州第一人民医院(response, content, msgType, fromUserName, toUserName, eventKey, event);
                break;

            case "wx1f1e9d29f9b44c36":
                WxPassiveReplyHelper.玉龙县人民医院(response, content, msgType, fromUserName, toUserName, eventKey, event);
                break;

            default:
                break;
        }
        Result.respStr(response, WxPassiveReplyHelper.SUCCESS);
    }

}