package home.smart.fly.animations.customview.wheel.widget.view;

import android.view.View;

import java.util.ArrayList;

import home.smart.fly.animations.R;
import home.smart.fly.animations.customview.wheel.widget.adapter.ArrayWheelAdapter;
import home.smart.fly.animations.customview.wheel.widget.lib.WheelView;
import home.smart.fly.animations.customview.wheel.widget.listener.OnItemSelectedListener;


public class WheelOptions<T> {
    private View view;
    WheelView wv_option1;
    private WheelView wv_option2;
    private WheelView wv_option3;

    private ArrayList<T> mOptions1Items;
    private ArrayList<ArrayList<T>> mOptions2Items;
    private ArrayList<ArrayList<ArrayList<T>>> mOptions3Items;

    private boolean linkage = false;
    private OnItemSelectedListener wheelListener_option1;
    private OnItemSelectedListener wheelListener_option2;

    public View getView() {
        return view;
    }

    public void setView(View view) {
        this.view = view;
    }

    public WheelOptions(View view) {
        super();
        this.view = view;
        setView(view);
    }

    public void setPicker(ArrayList<T> optionsItems) {
        setPicker(optionsItems, null, null, false);
    }

    public void setPicker(ArrayList<T> options1Items,
                          ArrayList<ArrayList<T>> options2Items, boolean linkage) {
        setPicker(options1Items, options2Items, null, linkage);
    }

    public void setPicker(ArrayList<T> options1Items,
                          ArrayList<ArrayList<T>> options2Items,
                          ArrayList<ArrayList<ArrayList<T>>> options3Items,
                          boolean linkage) {
        this.linkage = linkage;
        this.mOptions1Items = options1Items;
        this.mOptions2Items = options2Items;
        this.mOptions3Items = options3Items;
        int len = ArrayWheelAdapter.DEFAULT_LENGTH;
        if (this.mOptions3Items == null)
            len = 8;
        if (this.mOptions2Items == null)
            len = 12;
        // 选项1
        wv_option1 = (WheelView) view.findViewById(R.id.province);
        wv_option1.setAdapter(new ArrayWheelAdapter(mOptions1Items, len));// 设置显示数据
        wv_option1.setCurrentItem(0);// 初始化时显示的数据
        // 选项2
        wv_option2 = (WheelView) view.findViewById(R.id.city);
        if (mOptions2Items != null)
            wv_option2.setAdapter(new ArrayWheelAdapter(mOptions2Items.get(0)));// 设置显示数据
        wv_option2.setCurrentItem(wv_option1.getCurrentItem());// 初始化时显示的数据
        // 选项3
        wv_option3 = (WheelView) view.findViewById(R.id.area);
        if (mOptions3Items != null)
            wv_option3.setAdapter(new ArrayWheelAdapter(mOptions3Items.get(0).get(0)));// 设置显示数据
        wv_option3.setCurrentItem(wv_option3.getCurrentItem());// 初始化时显示的数据

        int textSize = 15;

        wv_option1.setTextSize(textSize);
        wv_option2.setTextSize(textSize);
        wv_option3.setTextSize(textSize);

        if (this.mOptions2Items == null)
            wv_option2.setVisibility(View.GONE);
        if (this.mOptions3Items == null)
            wv_option3.setVisibility(View.GONE);

        // 联动监听器
        wheelListener_option1 = new OnItemSelectedListener() {

            @Override
            public void onItemSelected(int index) {
                int opt2Select = 0;
                if (mOptions2Items != null) {
                    opt2Select = wv_option2.getCurrentItem();//上一个opt2的选中位置
                    //新opt2的位置，判断如果旧位置没有超过数据范围，则沿用旧位置，否则选中最后一项
                    opt2Select = opt2Select >= mOptions2Items.get(index).size() - 1 ? mOptions2Items.get(index).size() - 1 : opt2Select;

                    wv_option2.setAdapter(new ArrayWheelAdapter(mOptions2Items
                            .get(index)));
                    wv_option2.setCurrentItem(opt2Select);
                }
                if (mOptions3Items != null) {
                    wheelListener_option2.onItemSelected(opt2Select);
                }
            }
        };
        wheelListener_option2 = new OnItemSelectedListener() {

            @Override
            public void onItemSelected(int index) {
                if (mOptions3Items != null) {
                    int opt1Select = wv_option1.getCurrentItem();
                    opt1Select = opt1Select >= mOptions3Items.size() - 1 ? mOptions3Items.size() - 1 : opt1Select;
                    index = index >= mOptions2Items.get(opt1Select).size() - 1 ? mOptions2Items.get(opt1Select).size() - 1 : index;
                    int opt3 = wv_option3.getCurrentItem();//上一个opt3的选中位置
                    //新opt3的位置，判断如果旧位置没有超过数据范围，则沿用旧位置，否则选中最后一项
                    opt3 = opt3 >= mOptions3Items.get(opt1Select).get(index).size() - 1 ? mOptions3Items.get(opt1Select).get(index).size() - 1 : opt3;

                    wv_option3.setAdapter(new ArrayWheelAdapter(mOptions3Items
                            .get(wv_option1.getCurrentItem()).get(
                                    index)));
                    wv_option3.setCurrentItem(opt3);



                }
            }
        };

//		// 添加联动监听
        if (options2Items != null && linkage)
            wv_option1.setOnItemSelectedListener(wheelListener_option1);
        if (options3Items != null && linkage)
            wv_option2.setOnItemSelectedListener(wheelListener_option2);
    }

    /**
     * 设置选项的单位
     *
     * @param label1
     * @param label2
     * @param label3
     */
    public void setLabels(String label1, String label2, String label3) {
        if (label1 != null)
            wv_option1.setLabel(label1);
        if (label2 != null)
            wv_option2.setLabel(label2);
        if (label3 != null)
            wv_option3.setLabel(label3);
    }

    /**
     * 设置是否循环滚动
     *
     * @param cyclic
     */
    public void setCyclic(boolean cyclic) {
        wv_option1.setCyclic(cyclic);
        wv_option2.setCyclic(cyclic);
        wv_option3.setCyclic(cyclic);
    }

    /**
     * 分别设置第一二三级是否循环滚动
     *
     * @param cyclic1,cyclic2,cyclic3
     */
    public void setCyclic(boolean cyclic1, boolean cyclic2, boolean cyclic3) {
        wv_option1.setCyclic(cyclic1);
        wv_option2.setCyclic(cyclic2);
        wv_option3.setCyclic(cyclic3);
    }

    /**
     * 设置第二级是否循环滚动
     *
     * @param cyclic
     */
    public void setOption2Cyclic(boolean cyclic) {
        wv_option2.setCyclic(cyclic);
    }

    /**
     * 设置第三级是否循环滚动
     *
     * @param cyclic
     */
    public void setOption3Cyclic(boolean cyclic) {
        wv_option3.setCyclic(cyclic);
    }

    /**
     * 返回当前选中的结果对应的位置数组 因为支持三级联动效果，分三个级别索引，0，1，2
     *
     * @return
     */
    public int[] getCurrentItems() {
        int[] currentItems = new int[3];
        currentItems[0] = wv_option1.getCurrentItem();
        currentItems[1] = wv_option2.getCurrentItem();
        currentItems[2] = wv_option3.getCurrentItem();
        return currentItems;
    }

    public void setCurrentItems(int option1, int option2, int option3) {
        if (linkage) {
            itemSelected(option1, option2, option3);
        }
        wv_option1.setCurrentItem(option1);
        wv_option2.setCurrentItem(option2);
        wv_option3.setCurrentItem(option3);
    }

    private void itemSelected(int opt1Select, int opt2Select, int opt3Select) {
        if (mOptions2Items != null) {
            wv_option2.setAdapter(new ArrayWheelAdapter(mOptions2Items
                    .get(opt1Select)));
            wv_option2.setCurrentItem(opt2Select);
        }
        if (mOptions3Items != null) {
            wv_option3.setAdapter(new ArrayWheelAdapter(mOptions3Items
                    .get(opt1Select).get(
                            opt2Select)));
            wv_option3.setCurrentItem(opt3Select);
        }
    }


}
