package me.chanjar.weixin.cp.demo;

import java.io.IOException;
import java.io.InputStream;
import java.util.Map;

import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.servlet.ServletHandler;
import org.eclipse.jetty.servlet.ServletHolder;

import me.chanjar.weixin.common.session.WxSessionManager;
import me.chanjar.weixin.cp.api.WxCpConfigStorage;
import me.chanjar.weixin.cp.api.WxCpMessageHandler;
import me.chanjar.weixin.cp.api.WxCpMessageRouter;
import me.chanjar.weixin.cp.api.WxCpService;
import me.chanjar.weixin.cp.api.WxCpServiceImpl;
import me.chanjar.weixin.cp.bean.WxCpXmlMessage;
import me.chanjar.weixin.cp.bean.WxCpXmlOutMessage;
import me.chanjar.weixin.cp.bean.WxCpXmlOutTextMessage;

public class WxCpDemoServer {

  private static WxCpConfigStorage wxCpConfigStorage;
  private static WxCpService wxCpService;
  private static WxCpMessageRouter wxCpMessageRouter;

  public static void main(String[] args) throws Exception {
    initWeixin();

    Server server = new Server(8080);

    ServletHandler servletHandler = new ServletHandler();
    server.setHandler(servletHandler);

    ServletHolder endpointServletHolder = new ServletHolder(new WxCpEndpointServlet(wxCpConfigStorage, wxCpService, wxCpMessageRouter));
    servletHandler.addServletWithMapping(endpointServletHolder, "/*");

    ServletHolder oauthServletHolder = new ServletHolder(new WxCpOAuth2Servlet(wxCpService));
    servletHandler.addServletWithMapping(oauthServletHolder, "/oauth2/*");

    server.start();
    server.join();
  }

  private static void initWeixin() throws IOException {
    try (InputStream is1 = ClassLoader
        .getSystemResourceAsStream("test-config.xml")) {
      WxCpDemoInMemoryConfigStorage config = WxCpDemoInMemoryConfigStorage
          .fromXml(is1);

      wxCpConfigStorage = config;
      wxCpService = new WxCpServiceImpl();
      wxCpService.setWxCpConfigStorage(config);

      WxCpMessageHandler handler = new WxCpMessageHandler() {
        @Override
        public WxCpXmlOutMessage handle(WxCpXmlMessage wxMessage,
            Map<String, Object> context, WxCpService wxService,
            WxSessionManager sessionManager) {
          WxCpXmlOutTextMessage m = WxCpXmlOutMessage.TEXT().content("测试加密消息")
              .fromUser(wxMessage.getToUserName())
              .toUser(wxMessage.getFromUserName()).build();
          return m;
        }
      };

      WxCpMessageHandler oauth2handler = new WxCpMessageHandler() {
        @Override
        public WxCpXmlOutMessage handle(WxCpXmlMessage wxMessage,
            Map<String, Object> context, WxCpService wxService,
            WxSessionManager sessionManager) {
          String href = "<a href=\""
              + wxService.oauth2buildAuthorizationUrl(
                  wxCpConfigStorage.getOauth2redirectUri(), null)
              + "\">测试oauth2</a>";
          return WxCpXmlOutMessage.TEXT().content(href)
              .fromUser(wxMessage.getToUserName())
              .toUser(wxMessage.getFromUserName()).build();
        }
      };

      wxCpMessageRouter = new WxCpMessageRouter(wxCpService);
      wxCpMessageRouter.rule().async(false).content("哈哈") // 拦截内容为“哈哈”的消息
          .handler(handler).end().rule().async(false).content("oauth")
          .handler(oauth2handler).end();

    }
  }
}
