web-chat/src/main/java/com/uas/demo/web/ChatController.java

package com.uas.demo.web;

import com.uas.demo.model.ChatInfo;
import com.uas.demo.service.ChatInfoService;
import com.uas.demo.service.ChatService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.Map;

@Controller
@RequestMapping(value = "/chat")
public class ChatController {

	private final ChatService chatService;

	private final ChatInfoService chatInfoService;

	@Autowired
	public ChatController(ChatService chatService, ChatInfoService chatInfoService) {
		this.chatService = chatService;
		this.chatInfoService = chatInfoService;
	}

	/**
	 * 跳转私聊页面
	 *
	 * @param from		信息发送者的手机号
	 * @param to		信息接收者的手机号
	 * @param model		模型属性
	 */
	@Deprecated
	@RequestMapping(method = RequestMethod.GET)
	public String chatIndex(String from, String to, Model model, HttpServletResponse response) throws IOException {
		Map<String, String> map = chatService.findChatUserInfo(from, to);

		String type = map.get("type");
		if (StringUtils.isEmpty(type)) {
			response.sendRedirect("/login");
		} else if ("USER_LIST".equals(type)) {
			// TODO huxz 跳转到好友列表，暂时跳转到首页
			response.sendRedirect("/index");
		}
		for (Map.Entry<String, String> entry :map.entrySet()) {
			model.addAttribute(entry.getKey(), entry.getValue());
		}
		return "chat/private";
	}

	@RequestMapping(value = "/visit", method = RequestMethod.GET)
	public String visitWebIm(@RequestParam(value = "gid", required = false) String id, HttpServletResponse response) throws IOException {
		if (StringUtils.isEmpty(id)) {
			//response.sendRedirect("/");
			return "id不可为空";
		} else {
			ChatInfo chatInfo = chatInfoService.queryChatInfoWhenUserVisitWebSite(id);
			if (chatInfo == null || chatInfo.getUserInfo() == null || StringUtils.isEmpty(chatInfo.getUserInfo().getUserId())) {
				//response.sendRedirect("/");
				return "chat/chat-list";
			}
		}
		return "chat/chat-list";
	}
}