ClassEditor.java

package cn.scau.scautreasure.ui;

import android.content.Intent;
import android.widget.Button;
import android.widget.EditText;

import com.devspark.appmsg.AppMsg;

import org.androidannotations.annotations.AfterViews;
import org.androidannotations.annotations.Bean;
import org.androidannotations.annotations.Click;
import org.androidannotations.annotations.EActivity;
import org.androidannotations.annotations.Extra;
import org.androidannotations.annotations.ViewById;
import org.androidannotations.annotations.res.StringArrayRes;

import antistatic.spinnerwheel.WheelHorizontalView;
import antistatic.spinnerwheel.adapters.ArrayWheelAdapter;
import cn.scau.scautreasure.R;
import cn.scau.scautreasure.helper.StringHelper;
import cn.scau.scautreasure.helper.UIHelper;
import cn.scau.scautreasure.model.ClassModel;
import cn.scau.scautreasure.util.DateUtil;

/**
 * 课程表修改;
 * User: special
 * Date: 13-8-31
 * Time: 下午2:13
 * Mail: specialcyci@gmail.com
 */
@EActivity ( R.layout.classtable_editor)
public class ClassEditor extends CommonActivity{

    @Extra ClassModel   model;
    @Extra boolean      isNewClass = false;
    @Extra int          position;
    @Bean  StringHelper stringHelper;
    @Bean  DateUtil     dateUtil;
    @ViewById EditText edt_classname,edt_teacher,edt_place;
    @ViewById WheelHorizontalView wheel_weekday,wheel_dsz,wheel_note_start;
    @ViewById WheelHorizontalView wheel_note_end,wheel_week_start,wheel_week_end;
    @ViewById
    Button btn_modify;
    @StringArrayRes String[] weekdays,notes,week,dsz;

    private ArrayWheelAdapter<String> adapter_weekday;
    private ArrayWheelAdapter<String> adapter_dsz;
    private ArrayWheelAdapter<String> adapter_note_start;
    private ArrayWheelAdapter<String> adapter_note_end;
    private ArrayWheelAdapter<String> adapter_week_start;
    private ArrayWheelAdapter<String> adapter_week_end;

    @AfterViews
    void initData(){

        adapter_dsz        = UIHelper.buildWheelAdapter(this,dsz);
        adapter_weekday    = UIHelper.buildWheelAdapter(this,weekdays);
        adapter_week_end   = UIHelper.buildWheelAdapter(this,week);
        adapter_note_end   = UIHelper.buildWheelAdapter(this,notes);
        adapter_note_start = UIHelper.buildWheelAdapter(this,notes);
        adapter_week_start = UIHelper.buildWheelAdapter(this,week);

        wheel_dsz.setViewAdapter(adapter_dsz);
        wheel_weekday.setViewAdapter(adapter_weekday);
        wheel_note_end.setViewAdapter(adapter_note_end);
        wheel_week_end.setViewAdapter(adapter_week_end);
        wheel_note_start.setViewAdapter(adapter_note_start);
        wheel_week_start.setViewAdapter(adapter_week_start);

        getSupportActionBar().setTitle(model.getClassname());
        initView();
    }

    void initView(){
        try {
            edt_place.setText(model.getLocation());
            edt_teacher.setText(model.getTeacher());
            edt_classname.setText(model.getClassname());
            wheel_week_end.setCurrentItem(model.getEndWeek() - 1);
            wheel_week_start.setCurrentItem(model.getStrWeek() - 1);
            setNoteRelativeView();
            setDSZRelativeView();
        }catch (Exception e){
            e.printStackTrace();
        }

        if (isNewClass){
            btn_modify.setText(getString(R.string.btn_add_class));
        }
    }

    private void setNoteRelativeView() throws Exception{
        // 设置节次;
        String[] note = model.getNode().split(",");
        if(note.length > 1){
            wheel_note_start.setCurrentItem( Integer.parseInt( note[0]) -1 );
            wheel_note_end.setCurrentItem( Integer.parseInt( note[note.length - 1]) -1 );
        }else{
            int single_note = Integer.parseInt(model.getNode()) - 1;
            wheel_note_start.setCurrentItem( single_note );
            wheel_note_end.setCurrentItem( single_note );
        }

    }

    private void setDSZRelativeView() throws Exception{
        if(model.getDsz() != null)
            for(int index = 0 ; index < dsz.length ; index++)
                if(model.getDsz().trim().equals(dsz[index])){
                    wheel_dsz.setCurrentItem(index);
                }

        int day = dateUtil.chineseToNumDay(model.getDay());
        wheel_weekday.setCurrentItem(day);
    }

    @Click
    void btn_modify(){

        // 判断开始节数是否大于结束节数;
        int startNote = Integer.parseInt(getWheelCurrentText(wheel_note_start,adapter_note_start));
        int endNote   = Integer.parseInt(getWheelCurrentText(wheel_note_end,  adapter_note_end));
        int startWeek = Integer.parseInt(getWheelCurrentText(wheel_week_start,adapter_week_start));
        int endWeek   = Integer.parseInt(getWheelCurrentText(wheel_week_end,adapter_week_end));
        if(endNote < startNote){
            AppMsg.makeText(this,R.string.tips_classtable_modify_note_start_bigger_end,AppMsg.STYLE_ALERT).show();
            return;
        }
        if(endWeek < startWeek){
            AppMsg.makeText(this,R.string.tips_classtable_modify_week_start_bigger_end,AppMsg.STYLE_ALERT).show();
            return;
        }

        // 生成节次信息;
        String[] notes = new String[endNote - startNote + 1];
        for(int note = startNote ; note <= endNote ; note++) notes[note-startNote] = String.valueOf(note);
        String strNote = stringHelper.join(",",notes);

        // 设置信息;
        model.setNode(strNote);
        model.setTeacher(edt_teacher.getText().toString().trim());
        model.setClassname(edt_classname.getText().toString().trim());
        model.setLocation(edt_place.getText().toString().trim());
        model.setDsz(getWheelCurrentText(wheel_dsz,adapter_dsz));
        model.setDay(getWheelCurrentText(wheel_weekday,adapter_weekday));
        model.setStrWeek(startWeek);
        model.setEndWeek(endWeek);

        Intent data = new Intent();
        data.putExtra("class",model);
        this.setResult(RESULT_OK, data);

        finish();
    }

    /**
     * 返回当前滚轮所选择的文本;
     * @param wheel
     * @param adapter
     * @return
     */
    private String getWheelCurrentText(WheelHorizontalView wheel,ArrayWheelAdapter adapter){
        return  (String) adapter.getItemText(wheel.getCurrentItem());
    }

}