package com.YuyeTech.TPlat.config;

import cn.binarywang.wx.miniapp.api.WxMaService;
import cn.binarywang.wx.miniapp.api.impl.WxMaServiceImpl;
import cn.binarywang.wx.miniapp.bean.WxMaKefuMessage;
import cn.binarywang.wx.miniapp.bean.WxMaTemplateData;
import cn.binarywang.wx.miniapp.bean.WxMaTemplateMessage;
import cn.binarywang.wx.miniapp.config.impl.WxMaDefaultConfigImpl;
import cn.binarywang.wx.miniapp.message.WxMaMessageHandler;
import cn.binarywang.wx.miniapp.message.WxMaMessageRouter;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import me.chanjar.weixin.common.bean.result.WxMediaUploadResult;
import me.chanjar.weixin.common.error.WxErrorException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Configuration;

import javax.annotation.PostConstruct;
import java.io.File;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

/**
 * @author:slambb
 * @date:2019/12/13
 */
@Configuration
@EnableConfigurationProperties(WxMaProperties.class)
public class WxMaConfiguration {
    private WxMaProperties properties;

    private static Map<String, WxMaMessageRouter> routers = Maps.newHashMap();
    private static Map<String, WxMaService> maServices = Maps.newHashMap();

    @Autowired
    public WxMaConfiguration(WxMaProperties properties) {
        this.properties = properties;
    }

    public static WxMaService getMaService(String appid) {
        WxMaService wxService = maServices.get(appid);
        if (wxService == null) {
            throw new IllegalArgumentException(String.format("未找到对应appid=[%s]的配置，请核实！", appid));
        }

        return wxService;
    }

    public static WxMaMessageRouter getRouter(String appid) {
        return routers.get(appid);
    }

    @PostConstruct
    public void init() {
        List<WxMaProperties.Config> configs = this.properties.getConfigs();
        if (configs == null) {
            throw new RuntimeException("大哥，拜托先看下项目首页的说明（readme文件），添加下相关配置，注意别配错了！");
        }

        maServices = configs.stream()
                .map(a -> {
                    WxMaDefaultConfigImpl config = new WxMaDefaultConfigImpl();
                    config.setAppid(a.getAppid());
                    config.setSecret(a.getSecret());
                    config.setToken(a.getToken());
                    config.setAesKey(a.getAesKey());
                    config.setMsgDataFormat(a.getMsgDataFormat());

                    WxMaService service = new WxMaServiceImpl();
                    service.setWxMaConfig(config);
                    routers.put(a.getAppid(), this.newRouter(service));
                    return service;
                }).collect(Collectors.toMap(s -> s.getWxMaConfig().getAppid(), a -> a));
    }

    private WxMaMessageRouter newRouter(WxMaService service) {
        final WxMaMessageRouter router = new WxMaMessageRouter(service);
        router
                .rule().handler(logHandler).next()
                .rule().async(false).content("模板").handler(templateMsgHandler).end()
                .rule().async(false).content("文本").handler(textHandler).end()
                .rule().async(false).content("图片").handler(picHandler).end()
                .rule().async(false).content("二维码").handler(qrcodeHandler).end();
        return router;
    }

    private final WxMaMessageHandler templateMsgHandler = (wxMessage, context, service, sessionManager) -> {
        service.getMsgService().sendTemplateMsg(WxMaTemplateMessage.builder()
                .templateId("此处更换为自己的模板id")
                .formId("自己替换可用的formid")
                .data(Lists.newArrayList(
                        new WxMaTemplateData("keyword1", "339208499", "#173177")))
                .toUser(wxMessage.getFromUser())
                .build());
        return null;
    };

    private final WxMaMessageHandler logHandler = (wxMessage, context, service, sessionManager) -> {
        System.out.println("收到消息：" + wxMessage.toString());
        service.getMsgService().sendKefuMsg(WxMaKefuMessage.newTextBuilder().content("收到信息为：" + wxMessage.toJson())
                .toUser(wxMessage.getFromUser()).build());
        return null;
    };

    private final WxMaMessageHandler textHandler = (wxMessage, context, service, sessionManager) -> {
        service.getMsgService().sendKefuMsg(WxMaKefuMessage.newTextBuilder().content("回复文本消息")
                .toUser(wxMessage.getFromUser()).build());
        return null;
    };

    private final WxMaMessageHandler picHandler = (wxMessage, context, service, sessionManager) -> {
        try {
            WxMediaUploadResult uploadResult = service.getMediaService()
                    .uploadMedia("image", "png",
                            ClassLoader.getSystemResourceAsStream("tmp.png"));
            service.getMsgService().sendKefuMsg(
                    WxMaKefuMessage
                            .newImageBuilder()
                            .mediaId(uploadResult.getMediaId())
                            .toUser(wxMessage.getFromUser())
                            .build());
        } catch (WxErrorException e) {
            e.printStackTrace();
        }

        return null;
    };

    private final WxMaMessageHandler qrcodeHandler = (wxMessage, context, service, sessionManager) -> {
        try {
            final File file = service.getQrcodeService().createQrcode("123", 430);
            WxMediaUploadResult uploadResult = service.getMediaService().uploadMedia("image", file);
            service.getMsgService().sendKefuMsg(
                    WxMaKefuMessage
                            .newImageBuilder()
                            .mediaId(uploadResult.getMediaId())
                            .toUser(wxMessage.getFromUser())
                            .build());
        } catch (WxErrorException e) {
            e.printStackTrace();
        }

        return null;
    };
}
