package com.example.tyre;

import android.app.ProgressDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.SystemClock;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;

import com.android.hdhe.uhf.reader.UhfReader;
import com.android.hdhe.uhf.readerInterface.TagModel;
import com.example.tyre.entity.AjaxResult;
import com.example.tyre.entity.BaseTyre;
import com.example.tyre.entity.EPC;
import com.example.tyre.entity.InStoreSpinnerVo;
import com.example.tyre.entity.Tyre;
import com.example.tyre.entity.TyreSizeVo;
import com.example.tyre.util.CommonDialog;
import com.example.tyre.util.MyUrl;
import com.example.tyre.util.SharedPreferencesUtils;
import com.example.tyre.util.Util;
import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;
import com.lzy.okgo.OkGo;
import com.lzy.okgo.callback.StringCallback;
import com.lzy.okgo.model.Response;

import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.OnClick;

import cn.pda.serialport.Tools;

/**
 * 轮胎入库管理 Activity (优化版)
 * 适配重构后的 XML 布局，解决下拉框重影与数据绑定问题
 */
public class InStoreHouseActivity extends AppCompatActivity implements AdapterView.OnItemSelectedListener {

    // === UI 组件绑定 (基于新布局修正) ===
    @BindView(R.id.button) Button button;
    @BindView(R.id.back) Button back;

    // 1. EPC 相关：原 @BindView(R.id.epc) 是 TextView，现在建议直接读取显示文本或维护内部变量
    // 假设 XML 中 Spinner EPC 的 ID 是 spinnerEPC (根据上一轮修改)
    @BindView(R.id.EPC)
    TextView EPC;

    // 2. 胎号 (EditText)
    @BindView(R.id.wtbm) EditText wtbm;

    // 3. 花纹深度 (EditText)
    @BindView(R.id.patternDepth) EditText patternDepth;

    // 4. 下拉框 Spinners (核心修复点)
    @BindView(R.id.spinnerkind) Spinner spinnerkind;
    @BindView(R.id.spinnerpattern) Spinner spinnerpattern;
    @BindView(R.id.spinnerlevel) Spinner spinnerlevel;
    @BindView(R.id.spinnerSize) Spinner spinnerSize;
    @BindView(R.id.spinnerBrand) Spinner spinnerBrand;
    @BindView(R.id.spinnergcts) Spinner spinnergcts;

    // === 内部数据变量 (用于保存选中的值) ===
    // 注意：不再需要 pinpai, xinghao 等 TextView 的 BindView
    // 我们直接通过 Spinner.getSelectedItem().toString() 获取值
    // 或者定义变量保存
    private String selectedBrand = "";
    private String selectedModel = "";
    private String selectedLevel = "";
    private String selectedPattern = "";
    private String selectedKind = "";
    private String selectedGcts = "";

    // === 业务逻辑变量 ===
    private boolean isStart = true;
    private ProgressDialog progressDialog;
    private boolean runFlag = true;
    private boolean startFlag = false;
    private UhfReader manager;
    private ArrayList<EPC> listEPC;
    private ArrayList<String> listepc = new ArrayList<String>();
    private List<TyreSizeVo> patternSize;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_instorehouse); // 确保使用新布局
        ButterKnife.bind(this);

        manager = MyApplication.getManager();
        initView();

        // 初始化下拉框数据
        check_spinner();

        // 启动 UHF 扫描线程
        Thread thread = new InventoryThread();
        thread.start();
        Util.initSoundPool(this);
    }

    private void initView() {
        listEPC = new ArrayList<EPC>();
        // 初始化所有 Spinner 的监听器
        initSpinners();
    }

    /**
     * 统一初始化所有 Spinner 的监听器
     * 避免代码重复
     */
    private void initSpinners() {
        spinnerkind.setOnItemSelectedListener(this);
        spinnerpattern.setOnItemSelectedListener(this);
        spinnerlevel.setOnItemSelectedListener(this);
        spinnerSize.setOnItemSelectedListener(this);
        spinnerBrand.setOnItemSelectedListener(this);
        spinnergcts.setOnItemSelectedListener(this);
    }

    @Override
    public void onResume() {
        super.onResume();
        try { Thread.sleep(1000); } catch (InterruptedException e) { e.printStackTrace(); }
        registerReceiver();
        startFlag = false; // 开启扫描
    }

    @Override
    public void onPause() {
        startFlag = false;
        super.onPause();
        unregisterReceiver();
    }

    @Override
    protected void onDestroy() {
        runFlag = false;
        super.onDestroy();
    }

    // === UHF 扫描逻辑优化 ===
    class InventoryThread extends Thread {
        @Override
        public void run() {
            while (runFlag) {
                if (startFlag) {
                    List<TagModel> tagList = manager.inventoryRealTime();
                    if (tagList != null && !tagList.isEmpty()) {
                        Util.play(1, 0); // 播放提示音
                        for (TagModel tag : tagList) {
                            String epcStr = tag == null ? "" :
                                    Tools.Bytes2HexString(tag.getmEpcBytes(), tag.getmEpcBytes().length);
                            byte rssi = tag != null ? tag.getmRssi() : -1;
                            addToList(epcStr, rssi);
                        }
                        // 防止频繁刷新
                        try { Thread.sleep(20); } catch (InterruptedException e) { }
                    }
                }
            }
        }
    }

    /**
     * 处理扫描到的 EPC 标签
     * 优化：直接操作数据，更新 UI
     */
    private void addToList(final String epc, final byte rssi) {
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                // 1. 更新 EPC 显示 (直接设置到 Spinner 或 TextView)
                // 假设 spinnerEPC 是用来显示 EPC 的
                // 这里可能需要一个只读的 Adapter 或者直接 setText (如果 spinnerEPC 改为了 TextView)
                // 为了简化，假设我们有一个方法更新 EPC 显示
                //updateEpcDisplay(epc);
                 EPC.setText(epc);
                // 2. 清理旧数据 (根据业务逻辑调整，通常不建议每次扫描都清空)
                 listepc.clear();
                 listepc.add(epc);

                // 3. 自动查询后台数据
                if (!epc.isEmpty()) {
                    find(epc);
                    startFlag = false; // 扫描到一次后暂停，防止重复提交
                }
            }
        });
    }

    private void updateEpcDisplay(String epc) {
        // 这里根据你的实际布局调整
        // 如果 spinnerEPC 是 Spinner，你可能需要一个包含该 EPC 的 Adapter
        // 或者在 XML 中保留一个隐藏的 EditText 用于传参
        // 简单处理：打印日志

        Log.d("UHF", "Scanned EPC: " + epc);
    }

    // === 网络请求与数据填充 ===
    private void find(String epc) {
        showLoadingDialog();
        OkGo.<String>post(MyUrl.url + "/tyre/tyre/pdaQueryTyreInfo")
                .tag(this)
                .params("tyreEpc", epc)
                .execute(new StringCallback() {
                    @Override
                    public void onSuccess(Response<String> response) {
                        hideLoadingDialog();
                        try {
                            Gson gson = new Gson();
                            BaseTyre baseTyre = gson.fromJson(response.body(), BaseTyre.class);
                            if (baseTyre != null) {
                                // 填充表单数据
                                // 注意：这里不再 setText 到被移除的 TextView
                                // 而是应该选中 Spinner 的对应项，或者填充 EditText
                                wtbm.setText(safeGetString(baseTyre.getTyreNo()));
                                // 逻辑优化：Spinner 应该通过 Adapter 选中 position
                                // 这里简化处理，直接记录值供提交使用
                                selectedBrand = safeGetString(baseTyre.getTyreBrand());
                                selectedModel = safeGetString(baseTyre.getTyreModel());
                                selectedLevel = safeGetString(baseTyre.getTyreLevel());
                                selectedPattern = safeGetString(baseTyre.getTyrePattern());
                                selectedKind = safeGetString(baseTyre.getTyreType());

                                // 如果需要自动选中 Spinner，需要遍历 Adapter 寻找 position
                                // setSelectedSpinnerItem(spinnerBrand, selectedBrand);
                            }else {
                                wtbm.setText("");
                            }
                        } catch (Exception e) {
                            e.printStackTrace();
                        }
                    }
                });
    }
    private String safeGetString(String value) {
        // 注意：原代码中有一行是 "null".equals(value)，这是为了防止后台返回字符串 "null"
        return value == null || "null".equals(value) ? "" : value;
    }
    // === 提交逻辑 ===
    @OnClick({R.id.button, R.id.back})
    public void onViewClicked(View view) {
        switch (view.getId()) {
            case R.id.button:
                submitData();
                break;
            case R.id.back:
                finish(); // 推荐使用 finish 返回
                break;
        }
    }

    private void submitData() {
        // 1. 获取当前显示的值
        // String epc = ((TextView) spinnerEPC.getChildAt(0)).getText().toString(); // 复杂
        // 简单方案：假设你有一个变量保存了最后扫描的 EPC
        String currentEpc = getCurrentEpcFromUHF(); // 你需要实现这个逻辑或维护一个变量

        if (currentEpc.isEmpty()) {
            new CommonDialog(this).setMessage("请扫描轮胎芯片！").show();
            return;
        }

        String wtbmStr = wtbm.getText().toString().trim();
        String depthStr = patternDepth.getText().toString().trim();

        // 2. 获取下拉框选中的值 (核心修复)
        // 由于去除了重影 TextView，直接从 Spinner 获取
        String brand = spinnerBrand.getSelectedItem() != null ?
                spinnerBrand.getSelectedItem().toString() : selectedBrand;

        String model = spinnerSize.getSelectedItem() != null ?
                spinnerSize.getSelectedItem().toString() : selectedModel;

        String level = spinnerlevel.getSelectedItem() != null ?
                spinnerlevel.getSelectedItem().toString() : selectedLevel;

        String pattern = spinnerpattern.getSelectedItem() != null ?
                spinnerpattern.getSelectedItem().toString() : selectedPattern;

        String kind = spinnerkind.getSelectedItem() != null ?
                spinnerkind.getSelectedItem().toString() : selectedKind;

        String grooves = spinnergcts.getSelectedItem() != null ?
                spinnergcts.getSelectedItem().toString() : selectedGcts;

        // 3. 参数校验
        if (wtbmStr=="" || wtbmStr == null || wtbmStr == "Scan fail") {
            new CommonDialog(this).setMessage("胎号不能为空").show();
            return;
        }

        showLoadingDialog();

        // 4. 发送网络请求
        OkGo.<String>post(MyUrl.url + "/tyre/inventory/pdaAddInventory")
                .tag(this)
                .params("tyreRfid", currentEpc)
                .params("tyreEpc", currentEpc)
                .params("tyreOutsideId", wtbmStr)
                .params("tyreBrand", brand)
                .params("tyreModel", model)
                .params("tyreLevel", level)
                .params("tyrePattern", pattern)
                .params("grooves", grooves)
                .params("tyreType", kind)
                .params("patternDepth", depthStr)
                .params("CreateBy", SharedPreferencesUtils.getstring("user", "admin"))
                .execute(new StringCallback() {
                    @Override
                    public void onSuccess(Response<String> response) {
                        hideLoadingDialog();
                        handleResponse(response.body());
                    }

                    @Override
                    public void onError(Response<String> response) {
                        hideLoadingDialog();
                        Toast.makeText(InStoreHouseActivity.this, "请求失败，请检查网络", Toast.LENGTH_SHORT).show();
                    }
                });
    }

    private String getCurrentEpcFromUHF() {
        // TODO: 实现获取当前扫描到的 EPC 的逻辑
        // 例如返回 listepc.get(0) 或者维护一个全局变量 currentEpc
        return listepc.isEmpty() ? "" : listepc.get(0);
    }

    private void handleResponse(String body) {
        try {
            AjaxResult result = new Gson().fromJson(body, AjaxResult.class);
            new CommonDialog(this).setMessage(result.getMsg()).show();
            if ("200".equals(result.getCode())) { // 假设 200 是成功
                // 清空数据以便下一次扫描
                clearForm();
            }
        } catch (Exception e) {
            Toast.makeText(this, "数据解析错误", Toast.LENGTH_SHORT).show();
        }
    }

    private void clearForm() {
        wtbm.setText("");
        patternDepth.setText("");
        EPC.setText("");
        // spinnerEPC... 清空逻辑
    }

    // === 下拉框数据加载 (保持不变，但 Adapter 绑定逻辑需确认) ===
    private void check_spinner() {
        showLoadingDialog();
        OkGo.<String>post(MyUrl.url + "/system/dict/data/tyreTypeList")
                .execute(new StringCallback() {
                    @Override
                    public void onSuccess(Response<String> response) {

                        try {
                            Gson gson = new Gson();
                            InStoreSpinnerVo vo = gson.fromJson(response.body(), InStoreSpinnerVo.class);

                            // 设置 Adapter (逻辑保持不变)
                            setAdapter(spinnerkind, vo.getKindList());
                            setAdapter(spinnerpattern, vo.getPatternList());
                            setAdapter(spinnerlevel, vo.getLevelList());
                            setAdapter(spinnergcts, vo.getGctsList());
                            setAdapter(spinnerBrand, vo.getTyreBrandList());

                            // 特殊处理：型号 (需要处理 Label/Value)
                            List<String> sizeLabels = new ArrayList<>();
                            if (vo.getTyreSizeList() != null) {
                                patternSize = vo.getTyreSizeList();
                                for (TyreSizeVo size : patternSize) {
                                    sizeLabels.add(size.getLabel());
                                }
                            }
                            setAdapter(spinnerSize, sizeLabels);
                            hideLoadingDialog();
                        } catch (Exception e) {
                            e.printStackTrace();
                        }
                    }
                });
    }

    private void setAdapter(Spinner spinner, List<String> data) {
        if (data != null && !data.isEmpty()) {
            ArrayAdapter<String> adapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, data);
            spinner.setAdapter(adapter);
        }
    }

    // === Spinner 选择监听 (优化版) ===
    @Override
    public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
        // 仅保存选中的值，不再 setText 到任何 TextView (解决重影的根本原因)
        String selectedItem = parent.getItemAtPosition(position).toString();

        switch (parent.getId()) {
            case R.id.spinnerBrand:
                selectedBrand = selectedItem;
                break;
            case R.id.spinnerSize:
                selectedModel = selectedItem;
                // 如果需要根据型号联动花纹深度
                if (patternSize != null && position < patternSize.size()) {
                    patternDepth.setText(patternSize.get(position).getValue());
                }
                break;
            case R.id.spinnerlevel:
                selectedLevel = selectedItem;
                break;
            case R.id.spinnerpattern:
                selectedPattern = selectedItem;
                break;
            case R.id.spinnerkind:
                selectedKind = selectedItem;
                break;
            case R.id.spinnergcts:
                selectedGcts = selectedItem;
                break;
        }
    }

    @Override
    public void onNothingSelected(AdapterView<?> parent) {
        // 可选：设置默认值
    }

    // === 广播接收器 (保持不变) ===
    private KeyReceiver keyReceiver;
    private void registerReceiver() {
        keyReceiver = new KeyReceiver();
        IntentFilter filter = new IntentFilter();
        filter.addAction("android.rfid.FUN_KEY");
        filter.addAction("android.intent.action.FUN_KEY");
        registerReceiver(keyReceiver, filter);
    }

    private void unregisterReceiver() {
        if (keyReceiver != null) {
            unregisterReceiver(keyReceiver);
            keyReceiver = null;
        }
    }

    private class KeyReceiver extends BroadcastReceiver {
        @Override
        public void onReceive(Context context, Intent intent) {
            int keyCode = intent.getIntExtra("keyCode", 0);
            if (keyCode == 0) keyCode = intent.getIntExtra("keycode", 0);
            boolean keyDown = intent.getBooleanExtra("keydown", false);

            switch (keyCode) {
                case KeyEvent.KEYCODE_F1:
                case KeyEvent.KEYCODE_F2:
                case KeyEvent.KEYCODE_F3:
                case KeyEvent.KEYCODE_F4:
                case KeyEvent.KEYCODE_F5:
                    //扫描
                    startFlag = true;
                    break;
            }

        }
    }
    private void showLoadingDialog() {
        if (progressDialog == null) {
            progressDialog = new ProgressDialog(this);
            progressDialog.setMessage("数据加载中...");
            progressDialog.setCancelable(false); // 禁止用户通过返回键取消
        }
        if (!progressDialog.isShowing()) {
            progressDialog.show();
        }
    }

    /**
     * 隐藏加载对话框
     */
    private void hideLoadingDialog() {
        if (progressDialog != null && progressDialog.isShowing()) {
            progressDialog.dismiss();
        }
    }
}