package com.hdl.photovoltaic.ui.message;


import android.annotation.SuppressLint;
import android.content.Intent;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.hdl.linkpm.sdk.core.exception.HDLException;
import com.hdl.photovoltaic.R;
import com.hdl.photovoltaic.base.CustomBaseFragment;
import com.hdl.photovoltaic.config.ConstantManage;
import com.hdl.photovoltaic.databinding.FragmentNascentMessageBinding;
import com.hdl.photovoltaic.enums.MessageFunctionTabSwitch;
import com.hdl.photovoltaic.enums.MessageStateType;
import com.hdl.photovoltaic.listener.CloudCallBeak;
import com.hdl.photovoltaic.other.HdlCommonLogic;
import com.hdl.photovoltaic.other.HdlLogLogic;
import com.hdl.photovoltaic.other.HdlMessageLogic;
import com.hdl.photovoltaic.other.HdlThreadLogic;
import com.hdl.photovoltaic.ui.adapter.MessageAdapter;
import com.hdl.photovoltaic.ui.bean.MessageBean;
import com.hdl.sdk.link.core.bean.eventbus.BaseEventBus;

import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;
import org.greenrobot.eventbus.ThreadMode;

import java.util.ArrayList;
import java.util.List;

/**
 * 消息-发生中
 */
public class NascentMessageFragment extends CustomBaseFragment {
    private FragmentNascentMessageBinding viewBinding;

    private MessageAdapter messageNascentAdapter;

    private final List<MessageBean> mList = new ArrayList<>();
    private int currentPage = 0; // 当前页码
    private int currentTotal = 0; // 总页码


    private boolean isLoadingMore = false; // 标记正在加载更多数据

    LinearLayoutManager layoutManager;

    @Override
    public Object getContentView() {
        viewBinding = FragmentNascentMessageBinding.inflate(getLayoutInflater());
        return viewBinding.getRoot();
    }

    @Override
    public void onBindView(Bundle savedInstanceState) {
        //初始化界面
        initView();
        //初始化监听器
        initEvent();
        //进来读取一次数据(为了更新currentPage，currentTotal这个值)
        loadNextPageNascentMessageList(1, true);
    }


    private void initEvent() {
        //设置下拉箭头颜色
        viewBinding.messageNascentSrl.setColorSchemeResources(R.color.text_FF245EC3);
        viewBinding.messageNascentSrl.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                viewBinding.messageNascentSrl.setRefreshing(false);
                mList.clear();//表示强制重新请求第一页消息列表
                HdlMessageLogic.getInstance().clearListMessage();//表示强制清空所有缓存信息
                loadNextPageNascentMessageList(1, true);
            }
        });
        messageNascentAdapter.setNoOnclickListener(new MessageAdapter.OnclickListener() {
            @Override
            public void onClick(int position, MessageBean item) {
                if (position < 0 || position > mList.size()) {
                    return;
                }
                Intent intent = new Intent();
                intent.putExtra("msgId", item.getMsgId().toString());
                intent.setClass(_mActivity, MessageInfoActivity.class);
                startActivity(intent);

            }
        });

        viewBinding.messageNascentRecyclerview.addOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
//                super.onScrolled(recyclerView, dx, dy);

                LinearLayoutManager layoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
                if (layoutManager == null) {
                    return;
                }
                int visibleItemCount = layoutManager.getChildCount();
                int totalItemCount = layoutManager.getItemCount();
                int firstVisibleItemPosition = layoutManager.findFirstVisibleItemPosition();
                if (visibleItemCount > 0 && visibleItemCount + firstVisibleItemPosition == totalItemCount) {
                    if (!isLoadingMore) {
                        // 滑动到了底部，执行相应的操作
                        HdlLogLogic.print("--->滑动到了底部");
                        loadNextPageNascentMessageList(++currentPage, false);
                    }
                }
            }
        });
    }

    private void initView() {
        layoutManager = new LinearLayoutManager(_mActivity);
        viewBinding.messageNascentRecyclerview.setLayoutManager(layoutManager);
        messageNascentAdapter = new MessageAdapter(this.mList, _mActivity);
        viewBinding.messageNascentRecyclerview.setAdapter(messageNascentAdapter);
    }

    /**
     * 刷新列表数据
     */
    private void updateListData() {
        HdlThreadLogic.runMainThread(new Runnable() {
            @Override
            public void run() {
                //更新本地缓存数据
                updatelocalityCacheData();
                //刷新列表
                if (messageNascentAdapter != null) {
                    messageNascentAdapter.setList(mList);
                    messageNascentAdapter.notifyDataSetChanged();
                }
                //显示未读信息总数量
                getUnreadCount();
                //显示没数据Ui样式
                nullDataUpdateUi();

            }
        });
    }

    /**
     * 刷新【发生中】信息数量总数
     */
    private void refreshNascentCount(String totalCount) {
        HdlThreadLogic.runMainThread(new Runnable() {
            @Override
            public void run() {
                TextView textView = _mActivity.findViewById(R.id.message_tab_nascent_title_tv);
                if (textView != null) {
                    textView.setText(getText(R.string.message_nascent));
                    if (!TextUtils.isEmpty(totalCount) && !totalCount.equals("0")) {
                        String s = getText(R.string.message_nascent) + "(" + totalCount + ")";
                        textView.setText(s);
                    }
                }
            }
        });
    }

    /**
     * 刷新角标【未读】信息数量总数
     */
    private void refreshUnreadNascentCount(String unreadCount) {
        HdlThreadLogic.runMainThread(new Runnable() {
            @SuppressLint("SetTextI18n")
            @Override
            public void run() {
                TextView textView = _mActivity.findViewById(R.id.my_message_bottom_il2).findViewById(R.id.red_count_tv);
                if (textView != null) {
                    if (TextUtils.isEmpty(unreadCount) || unreadCount.equals("0")) {
                        textView.setVisibility(View.GONE);
                    } else {
                        textView.setVisibility(View.VISIBLE);
                        if (unreadCount.length() > 2) {
                            textView.setText("99+");
                        } else {
                            textView.setText(unreadCount);
                        }
                    }
                }
            }
        });
    }

    @Subscribe(threadMode = ThreadMode.MAIN, sticky = true)
    public void onEventMessage(BaseEventBus eventBus) {
        super.onEventMessage(eventBus);
        if (eventBus == null) {
            return;
        }
        //接收外部点击事件
        if (eventBus.getTopic().equals(ConstantManage.message_function_tab_switch)) {
            if (eventBus.getType().equals(MessageFunctionTabSwitch.nascent.toString())) {
                // 取消粘性事件
                EventBus.getDefault().removeStickyEvent(eventBus);

            }

        } else if (eventBus.getTopic().equals(ConstantManage.message_function_push_post)) {
            if (eventBus.getType().equals(MessageStateType.untreated)) {
                //消息详情回调
                updatelocalityCacheData();
                updateListData();
            }
        }
    }

    /**
     * 更新本地缓存数据
     */
    private void updatelocalityCacheData() {
        mList.clear();
        mList.addAll(HdlMessageLogic.getInstance().getNascentMessageMemoryList());
    }

    /**
     * 加载一页数据
     *
     * @param pageNo        页数
     * @param isShowLoading 是否启动加载框 true启动
     */
    private void loadNextPageNascentMessageList(int pageNo, boolean isShowLoading) {
        //第一页读取数据强制读
        if (pageNo > 1 && currentPage > currentTotal) {
            --currentPage;
            //当前页不能大于总页数
            return;
        }
        isLoadingMore = true;//标记读取状态
        if (isShowLoading) {
            showLoading();
        }
        HdlMessageLogic.getInstance().getPageNoMessageList(pageNo, MessageStateType.untreated, new CloudCallBeak<HdlMessageLogic.MessageListClass>() {
            @Override
            public void onSuccess(HdlMessageLogic.MessageListClass messageListClass) {
                if (messageListClass != null) {
                    currentTotal = (int) messageListClass.getTotalPage();
                    currentPage = (int) messageListClass.getPageNo();
                    updateListData();
                }
                isLoadingMore = false;
                if (isShowLoading) {
                    hideLoading();
                }
            }

            @Override
            public void onFailure(HDLException e) {
                if (currentPage > 1) {
                    --currentPage;
                }
                isLoadingMore = false;
                if (isShowLoading) {
                    hideLoading();
                }
            }
        });
    }

    /**
     * 读取消息【未读数量】
     */
    private void getUnreadCount() {
        HdlMessageLogic.getInstance().getMessageUntreatedCount("",new CloudCallBeak<String>() {
            @Override
            public void onSuccess(String data) {

                HdlThreadLogic.runMainThread(new Runnable() {
                    @Override
                    public void run() {
                        JSONObject jsonObject = JSON.parseObject(data);
                        if (jsonObject.containsKey("untreatedCount")) {
                            //未处理数量
                            String untreatedCount = jsonObject.getString("untreatedCount");
                            refreshNascentCount(untreatedCount);
                        }
                        if (jsonObject.containsKey("unreadCount")) {
                            //未读数量
                            String unreadCount = jsonObject.getString("unreadCount");
                            refreshUnreadNascentCount(unreadCount);
                        }
                    }
                });

            }

            @Override
            public void onFailure(HDLException e) {
                TextView textView = _mActivity.findViewById(R.id.my_message_bottom_il2).findViewById(R.id.red_count_tv);
                if (textView != null) {
                    textView.setVisibility(View.GONE);
                }
            }
        });
    }


    /**
     * 没有电站列表的样式
     */
    private void nullDataUpdateUi() {
        HdlCommonLogic.getInstance().nullDataUpdateUi(_mActivity, viewBinding.nullDataIc.getRoot(), viewBinding.nullDataIc.nullDataGifAnimationIv, viewBinding.nullDataIc.nullDataTv, getString(R.string.message_alarm_data_null), mList.size() > 0);
    }
}