罗明文
2024-06-19 481723ce3c05d74fec53b8567b9c79d77bdcc155
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package com.dollearn.student.ui.home
 
import android.animation.Animator
import android.animation.ObjectAnimator
import android.animation.PropertyValuesHolder
import android.animation.ValueAnimator
import android.os.Handler
import android.os.Looper
import android.os.Message
import android.util.Log
import android.view.View
import android.view.animation.LinearInterpolator
import androidx.constraintlayout.widget.ConstraintLayout
import androidx.core.os.bundleOf
import cn.sinata.xldutils.fragment.BaseFragment
import cn.sinata.xldutils.gone
import cn.sinata.xldutils.invisible
import cn.sinata.xldutils.visible
import com.dollearn.student.R
import com.dollearn.student.utils.AudioUtils
import com.dollearn.student.utils.extention.clickDelay
import kotlinx.android.synthetic.main.fragment_q_a.*
import org.jetbrains.anko.support.v4.dip
 
class QAFragment:BaseFragment(), AudioUtils.OnAudioStatusUpdateListener {
    override fun contentViewId() = R.layout.fragment_q_a
 
    private val TAG = "QA=======》"
 
    private var handler: Handler? = null
    private val PLAY_VOICE = 1
    private val TO_NEXT = 2
 
    private val player by lazy { AudioUtils() }
    private val group by lazy { arguments?.getInt("group")?:0 }
    private val data by lazy {
        (requireActivity() as QAActivity).data
    }
    private val list by lazy {  //题组内图片
        data!!.subjectList[group]
    }
 
    private val act by lazy { requireActivity() as QAActivity }
 
    private val voiceViews by lazy { arrayListOf(cl_voice_1,cl_voice_2,cl_voice_3,cl_voice_4) } //语音蓝条
    private val v1Views by lazy { arrayListOf(iv1_1,iv1_2,iv1_3,iv1_4,iv1_answer_1,iv1_answer_2,iv1_answer_3) }
    private val v2Views by lazy { arrayListOf(iv2_1,iv2_2,iv2_3,iv2_4,iv2_answer_1,iv2_answer_2,iv2_answer_3) }
    private val v3Views by lazy { arrayListOf(iv3_1,iv3_2,iv3_3,iv3_4) }
    private val playingViews by lazy { arrayListOf(iv_playing_1,iv_playing_2,iv_playing_3,iv_playing_4,iv_playing_answer_1,iv_playing_answer_2,iv_playing_answer_3) }
 
    private var voiceIndex = -1 //点击播放的声音序号 0-3取值
    private var questionIndex = -1 //当前题号
 
    private var playing = false
 
    private var layoutChanged = false
 
    private var answerList = arrayListOf<String>() //右侧答案语音
 
 
    override fun onFirstVisibleToUser() {
        player.setOnAudioStatusUpdateListener(this)
        player.stopPlayMusic()
        handler = object : Handler(Looper.getMainLooper()){
            override fun handleMessage(msg: Message) {
                super.handleMessage(msg)
                when(msg.what){
                    PLAY_VOICE->{
                        if (voiceIndex in 0..3)
                            player.startPlayMusic(requireContext(),list[voiceIndex].correct)
                        else
                            player.startPlayMusic(requireContext(),answerList[voiceIndex-4])
                    }
                    TO_NEXT->{
                        if (isAdded&&!playing){
                            (requireActivity() as QAActivity).next()
                        }
                    }
                }
            }
        }
        iv_1.setImageURI(list[0].img)
        iv_2.setImageURI(list[1].img)
        iv_3.setImageURI(list[2].img)
        iv_4.setImageURI(list[3].img)
        showVoiceUi()
 
        rl_check_1.clickDelay {
            if (playing)
                return@clickDelay
            if (list[questionIndex].completed) //已作答
                return@clickDelay
            act.totalCount++
            if (list[questionIndex].correct == answerList[0]){
                act.rightCount++
                Log.e(TAG,"选择正确")
                transAnimation(cl_answer_1,voiceViews[questionIndex])
                list[questionIndex].completed = true
                cl_answer_1.callOnClick()
            }else{
                dot_1.visible()
                iv_error_1.visible()
                dot_1.postDelayed({
                    dot_1.gone()
                    iv_error_1.gone()
                },500)
            }
        }
        rl_check_2.clickDelay {
            if (playing)
                return@clickDelay
            if (list[questionIndex].completed) //已作答
                return@clickDelay
            act.totalCount++
            if (list[questionIndex].correct == answerList[1]){
                act.rightCount++
                Log.e(TAG,"选择正确")
                transAnimation(cl_answer_2,voiceViews[questionIndex])
                list[questionIndex].completed = true
                cl_answer_2.callOnClick()
            }else{
                dot_2.visible()
                iv_error_2.visible()
                dot_2.postDelayed({
                    dot_2.gone()
                    iv_error_2.gone()
                },500)
            }
        }
        rl_check_3.clickDelay {
            if (playing)
                return@clickDelay
            if (list[questionIndex].completed) //已作答
                return@clickDelay
            act.totalCount++
            if (list[questionIndex].correct == answerList[2]){
                act.rightCount++
                Log.e(TAG,"选择正确")
                transAnimation(cl_answer_3,voiceViews[questionIndex])
                list[questionIndex].completed = true
                cl_answer_3.callOnClick()
            }else{
                dot_3.visible()
                iv_error_3.visible()
                dot_3.postDelayed({
                    dot_3.gone()
                    iv_error_3.gone()
                },500)
            }
        }
    }
 
 
 
    fun recover(){
 
    }
 
    private fun showVoiceUi(){
        list.forEachIndexed { index, subject ->
            if (subject.isQuestion == 1){
                v3Views[index].setImageResource(R.mipmap.voice_question)
                voiceViews[index].visible()
            }else{
                v3Views[index].setImageResource(R.mipmap.voice_answer)
                voiceViews[index].invisible()
            }
            voiceViews[index].clickDelay {
                voiceIndex = index
                handler?.sendEmptyMessage(PLAY_VOICE)
            }
        }
    }
 
    private fun showAnswerView(position:Int){
        if (!layoutChanged){ //布局未改变,执行属性动画
            val anim = ValueAnimator.ofInt(dip(120))
            anim.duration = 500
            anim.addUpdateListener {
                val i = it.animatedValue as Int
                val layoutParams = center.layoutParams as ConstraintLayout.LayoutParams
                layoutParams.marginEnd = i
                center.layoutParams = layoutParams
            }
            anim.start()
            layoutChanged = true
        }
        questionIndex = position
        rl_check_1.visible()
        rl_check_2.visible()
        rl_check_3.visible()
        cl_answer_1.visible()
        cl_answer_2.visible()
        cl_answer_3.visible()
        answerList.clear()
        answerList.add(list[position].correct)
        answerList.addAll(list[position].error?.split(",")?: arrayListOf())
        answerList.shuffle()
        cl_answer_1.setOnClickListener {
            if (playing)
                return@setOnClickListener
            voiceIndex = 4
            handler?.sendEmptyMessage(PLAY_VOICE)
        }
        cl_answer_2.setOnClickListener {
            if (playing)
                return@setOnClickListener
            voiceIndex = 5
            handler?.sendEmptyMessage(PLAY_VOICE)
        }
        cl_answer_3.setOnClickListener {
            if (playing)
                return@setOnClickListener
            voiceIndex = 6
            handler?.sendEmptyMessage(PLAY_VOICE)
        }
    }
 
 
    private fun transAnimation(v:View,endView: View){
        val offx = endView.left - v.left
        val offy = endView.top - v.top
        val x = PropertyValuesHolder.ofFloat("translationX",0f,offx.toFloat())
        val y = PropertyValuesHolder.ofFloat("translationY",0f,offy.toFloat())
        val animator = ObjectAnimator.ofPropertyValuesHolder(v, x, y)
        animator.duration = 1000
        animator.interpolator = LinearInterpolator()
        animator.start()
        animator.addListener(object :Animator.AnimatorListener{
            override fun onAnimationStart(animation: Animator?) {
 
            }
 
            override fun onAnimationEnd(animation: Animator?) {
                endView.visible()
                v.translationX = 0f
                v.translationY = 0f
                rl_check_1.gone()
                rl_check_2.gone()
                rl_check_3.gone()
                cl_answer_1.gone()
                cl_answer_2.gone()
                cl_answer_3.gone()
            }
 
            override fun onAnimationCancel(animation: Animator?) {
            }
 
            override fun onAnimationRepeat(animation: Animator?) {
            }
        })
    }
 
 
    companion object{
        /**
         * @param group 题组号
         * @param index 组内序号
         */
        fun getInstance(group: Int):QAFragment{
            val listenFragment = QAFragment()
            listenFragment.arguments = bundleOf("group" to group)
            return listenFragment
        }
    }
 
    override fun onUpdate(db: Double, time: Long) {
 
    }
 
    override fun onStop(filePath: String?) {
    }
 
    override fun onStartPlay() {
        playing = true
        v1Views[voiceIndex].gone()
        v2Views[voiceIndex].gone()
        playingViews[voiceIndex].visible()
        if (voiceIndex == 0&&list[0].isQuestion == 1&&!list[1].completed){
            showAnswerView(1)
        }
        if (voiceIndex == 1&&list[1].isQuestion == 1&&!list[0].completed){
            showAnswerView(0)
 
        }
        if (voiceIndex == 2&&list[2].isQuestion == 1&&!list[3].completed){
            showAnswerView(3)
        }
        if (voiceIndex == 3&&list[3].isQuestion == 1&&!list[2].completed){
            showAnswerView(2)
        }
    }
 
    override fun onFinishPlay() {
        playing = false
        v1Views[voiceIndex].visible()
        v2Views[voiceIndex].visible()
        playingViews[voiceIndex].gone()
        if (list.filter { it.completed }.size == 2){ //全部作答,3秒后下一题
            handler?.sendEmptyMessageDelayed(TO_NEXT,3000)
        }
    }
}