fix ysp

完成服务器有关所有功能，并优化相关代码

README.md

@@ -14,11 +14,6 @@
 
 ## 更新日志
 
-### v1.5.6（通用版）
-
-* 解决部分设备系统时间不对导致播放失败的问题
-* 
-
 ### v1.5.2（通用版）
 
 * 修复APP恢复后频道号、频道列表不自动消失的问题
@@ -117,4 +112,4 @@ adb install my-tv.apk
 
 ## 赞赏
 
-![image](./screenshots/appreciate.jpeg)
+![image](./screenshots/zfb.jpg)

app/build.gradle

@@ -101,7 +101,7 @@ dependencies {
     implementation "androidx.media3:media3-exoplayer-hls:$media3_version"
 
     // 21:2.9.0 17:2.6.4
-    def retrofit2_version = "2.6.4"
+    def retrofit2_version = "2.9.0"
 
     implementation 'com.google.protobuf:protobuf-kotlin:3.25.1'
     implementation "com.squareup.retrofit2:converter-gson:$retrofit2_version"

app/src/main/java/com/lizongying/mytv/CardAdapter.kt

@@ -1,119 +0,0 @@
-package com.lizongying.mytv
-
-import android.graphics.Color
-import android.view.ContextThemeWrapper
-import android.view.View
-import android.view.ViewGroup
-import android.view.animation.ScaleAnimation
-import android.widget.ImageView
-import androidx.leanback.widget.ImageCardView
-import androidx.lifecycle.LifecycleOwner
-import androidx.recyclerview.widget.RecyclerView
-import com.bumptech.glide.Glide
-import com.lizongying.mytv.models.TVListViewModel
-import com.lizongying.mytv.models.TVViewModel
-
-
-class CardAdapter(private val owner: LifecycleOwner, private var tvListViewModel: TVListViewModel) :
-    RecyclerView.Adapter<CardAdapter.ViewHolder>() {
-
-    private var listener: ItemListener? = null
-
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
-        val cardView = object :
-            ImageCardView(ContextThemeWrapper(parent.context, R.style.CustomImageCardTheme)) {}
-        startScaleAnimation(cardView, 1.0f, 0.9f)
-        cardView.isFocusable = true
-        cardView.isFocusableInTouchMode = true
-
-        return ViewHolder(cardView)
-    }
-
-    private fun startScaleAnimation(view: View, fromScale: Float, toScale: Float) {
-        val scaleAnimation = ScaleAnimation(
-            fromScale, toScale,
-            fromScale, toScale,
-            ScaleAnimation.RELATIVE_TO_SELF, 0.5f,
-            ScaleAnimation.RELATIVE_TO_SELF, 0.5f
-        )
-        scaleAnimation.duration = 200
-        scaleAnimation.fillAfter = true
-
-        view.startAnimation(scaleAnimation)
-    }
-
-    override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) {
-        val item = tvListViewModel.getTVViewModel(position)
-
-        val tvViewModel = item as TVViewModel
-        val cardView = viewHolder.view as ImageCardView
-
-        cardView.setOnFocusChangeListener { _, hasFocus ->
-            listener?.onItemFocusChange(item, hasFocus)
-            if (hasFocus) {
-                startScaleAnimation(cardView, 0.9f, 1.0f)
-            } else {
-                startScaleAnimation(cardView, 1.0f, 0.9f)
-            }
-        }
-
-        cardView.setOnClickListener { _ ->
-            listener?.onItemClicked(item)
-        }
-
-        cardView.titleText = tvViewModel.title.value
-        cardView.tag = tvViewModel.videoUrl.value
-
-        when (tvViewModel.title.value) {
-            "CCTV8K 超高清" -> Glide.with(viewHolder.view.context)
-                .load(R.drawable.cctv8k)
-                .centerInside()
-                .into(cardView.mainImageView)
-
-            "天津卫视" -> Glide.with(viewHolder.view.context)
-                .load(R.drawable.tianjin)
-                .centerInside()
-                .into(cardView.mainImageView)
-
-            "新疆卫视" -> Glide.with(viewHolder.view.context)
-                .load(R.drawable.xinjiang)
-                .centerInside()
-                .into(cardView.mainImageView)
-
-            else -> Glide.with(viewHolder.view.context)
-                .load(tvViewModel.logo.value)
-                .centerInside()
-                .into(cardView.mainImageView)
-        }
-
-        cardView.mainImageView.setBackgroundColor(Color.WHITE)
-        cardView.setMainImageScaleType(ImageView.ScaleType.CENTER_INSIDE)
-
-        tvViewModel.program.observe(owner) { _ ->
-            val program = tvViewModel.getProgramOne()
-            if (program != null) {
-                cardView.contentText = program.name
-            }
-        }
-    }
-
-    override fun getItemCount() = tvListViewModel.size()
-
-    class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
-        val view = itemView
-    }
-
-    interface ItemListener {
-        fun onItemFocusChange(tvViewModel: TVViewModel, hasFocus: Boolean)
-        fun onItemClicked(tvViewModel: TVViewModel)
-    }
-
-    fun setItemListener(listener: ItemListener) {
-        this.listener = listener
-    }
-
-    companion object {
-        private const val TAG = "CardAdapter"
-    }
-}
-

app/src/main/java/com/lizongying/mytv/ChannelUtils.kt

@@ -0,0 +1,157 @@
+package com.lizongying.mytv
+
+import android.content.Context
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import java.io.File
+
+/**
+ *@author LeGend
+ *@date 2024/2/4 22:42
+ */
+object ChannelUtils {
+    /**
+     * 获取服务器channel版本
+     *
+     * @param context Context
+     *
+     * @return 服务器channel版本
+     */
+    suspend fun getServerVersion(context: Context): Int {
+        return withContext(Dispatchers.IO) {
+            val client = okhttp3.OkHttpClient.Builder().connectTimeout(500, java.util.concurrent.TimeUnit.MILLISECONDS)
+                .readTimeout(1, java.util.concurrent.TimeUnit.SECONDS).build()
+            client.newCall(okhttp3.Request.Builder().url(getServerVersionUrl(context)).build()).execute()
+                .use { response ->
+                    if (!response.isSuccessful) throw java.io.IOException("Unexpected code $response")
+                    val body = response.body()
+                    body?.string()?.toInt() ?: 0
+                }
+        }
+    }
+
+    /**
+     * 获取服务器channel
+     *
+     * @param url String 服务器地址
+     *
+     * @return Array<TV> 服务器channel
+     *
+     * @throws java.io.IOException 网络请求失败
+     */
+    suspend fun getServerChannel(url: String): List<TV> {
+        val result = withContext(Dispatchers.IO) {
+            val client = okhttp3.OkHttpClient.Builder().connectTimeout(500, java.util.concurrent.TimeUnit.MILLISECONDS)
+                .readTimeout(1, java.util.concurrent.TimeUnit.SECONDS).build()
+            val request = okhttp3.Request.Builder().url(url).build()
+            client.newCall(request).execute().use { response ->
+                if (!response.isSuccessful) throw java.io.IOException("Unexpected code $response")
+                val body = response.body()
+                body?.string() ?: ""
+            }
+        }
+        return withContext(Dispatchers.Default) {
+            val type = object : com.google.gson.reflect.TypeToken<List<TV>>() {}.type
+            com.google.gson.Gson().fromJson(result, type)
+        }
+    }
+
+    /**
+     * 获取服务器地址
+     *
+     * @param context Context
+     *
+     * @return 服务器地址
+     */
+    fun getServerUrl(context: Context): String {
+        return context.resources.getString(R.string.server_url)
+    }
+
+    /**
+     * 获取serverVersion的URL
+     *
+     * @param context Context
+     *
+     * @return serverVersionURL 服务器版本地址
+     */
+    suspend fun getServerVersionUrl(context: Context): String {
+        return withContext(Dispatchers.IO) {
+            context.resources.getString(R.string.server_version_url)
+        }
+    }
+
+
+    /**
+     * 获取本地channel版本
+     *
+     * @param context Context
+     *
+     * @return 本地channel
+     */
+    suspend fun getLocalVersion(context: Context): Int {
+        return withContext(Dispatchers.IO) {
+            val file = File(getAppDirectory(context), "channels")
+            //检查本地是否已经有保存的channels.json,若无保存的Channel.json则从读取assert中文件
+            val savedVersion =
+                context.getSharedPreferences("saved_version", Context.MODE_PRIVATE).getInt("version", Integer.MIN_VALUE)
+            if (!file.exists() || savedVersion == Integer.MIN_VALUE) {
+                context.resources.getInteger(R.integer.local_channel_version)
+            } else {
+                savedVersion
+            }
+        }
+    }
+
+    /**
+     * 获取本地可读取的目录
+     * @param context Context
+     *
+     * @return 可读取的目录
+     */
+    private fun getAppDirectory(context: Context): File {
+        return context.filesDir
+    }
+
+    /**
+     * 获取本地channel
+     *
+     * @param context Context
+     *
+     * @return Array<TV> 本地channel
+     */
+    suspend fun getLocalChannel(context: Context): List<TV> {
+        val str = withContext(Dispatchers.IO) {
+            if (File(getAppDirectory(context), "channels").exists()) {
+                File(getAppDirectory(context), "channels").readText()
+            } else {
+                context.resources.openRawResource(R.raw.channels).bufferedReader().use { it.readText() }
+            }
+        }
+        return withContext(Dispatchers.Default) {
+            val type = object : com.google.gson.reflect.TypeToken<List<TV>>() {}.type
+            com.google.gson.Gson().fromJson(str, type)
+        }
+    }
+
+    /**
+     * 更新channels.json
+     *
+     * @param context Context
+     *
+     * @return 无
+     *
+     * @throws java.io.IOException 写入失败
+     */
+    suspend fun updateLocalChannel(context: Context, version: Int, channels: List<TV>) {
+        withContext(Dispatchers.IO) {
+            val file = File(getAppDirectory(context), "channels")
+            if (!file.exists()) {
+                file.createNewFile()
+            }
+            file.writeText(com.google.gson.Gson().toJson(channels))
+            context.getSharedPreferences("saved_version", Context.MODE_PRIVATE).edit().putInt(
+                "version", version
+            ).apply()
+        }
+    }
+}

app/src/main/java/com/lizongying/mytv/MainActivity.kt

@@ -18,22 +18,16 @@ import android.view.View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
 import android.view.WindowManager
 import android.widget.Toast
 import androidx.fragment.app.FragmentActivity
-import androidx.lifecycle.lifecycleScope
 import com.lizongying.mytv.models.TVViewModel
-import kotlinx.coroutines.CoroutineStart
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.async
-import kotlinx.coroutines.launch
 import java.security.MessageDigest
 
 
 class MainActivity : FragmentActivity() {
 
-    private var ready = 0
-    private var playerFragment = PlayerFragment()
-    private var mainFragment = MainFragment()
-    private var infoFragment = InfoFragment()
-    private var channelFragment = ChannelFragment()
+    var playerFragment = PlayerFragment()
+    private val mainFragment = MainFragment()
+    private val infoFragment = InfoFragment()
+    private val channelFragment = ChannelFragment()
     private lateinit var settingFragment: SettingFragment
 
     private var doubleBackToExitPressedOnce = false
@@ -50,16 +44,6 @@ class MainActivity : FragmentActivity() {
 
     private var versionName = ""
 
-    init {
-        lifecycleScope.launch(Dispatchers.IO) {
-            val utilsJob = async(start = CoroutineStart.LAZY) { Utils.init() }
-
-            utilsJob.start()
-
-            utilsJob.await()
-        }
-    }
-
     override fun onCreate(savedInstanceState: Bundle?) {
         Log.i(TAG, "onCreate")
         super.onCreate(savedInstanceState)
@@ -138,7 +122,6 @@ class MainActivity : FragmentActivity() {
         val transaction = supportFragmentManager.beginTransaction()
 
         if (mainFragment.isHidden) {
-            mainFragment.setPosition()
             transaction.show(mainFragment)
             keepRunnable()
         } else {
@@ -172,11 +155,7 @@ class MainActivity : FragmentActivity() {
     }
 
     fun fragmentReady() {
-        ready++
-        Log.i(TAG, "ready $ready")
-        if (ready == 4) {
-            mainFragment.fragmentReady()
-        }
+        mainFragment.fragmentReady()
     }
 
     override fun onTouchEvent(event: MotionEvent?): Boolean {
@@ -516,7 +495,7 @@ class MainActivity : FragmentActivity() {
     override fun onResume() {
         Log.i(TAG, "onResume")
         super.onResume()
-        if (!mainFragment.isHidden) {
+        if (!mainFragment.isHidden){
             handler.postDelayed(hideMain, delayHideMain)
         }
     }

app/src/main/java/com/lizongying/mytv/MainFragment.kt

@@ -5,31 +5,30 @@ import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
 import android.util.Log
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
 import android.widget.Toast
-import androidx.fragment.app.Fragment
+import androidx.leanback.app.BrowseSupportFragment
+import androidx.leanback.widget.ArrayObjectAdapter
+import androidx.leanback.widget.HeaderItem
+import androidx.leanback.widget.ListRow
+import androidx.leanback.widget.ListRowPresenter
+import androidx.leanback.widget.ListRowPresenter.SelectItemViewHolderTask
+import androidx.leanback.widget.OnItemViewClickedListener
+import androidx.leanback.widget.OnItemViewSelectedListener
+import androidx.leanback.widget.Presenter
+import androidx.leanback.widget.Row
+import androidx.leanback.widget.RowPresenter
 import androidx.lifecycle.lifecycleScope
-import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
-import com.lizongying.mytv.Utils.dpToPx
 import com.lizongying.mytv.Utils.getDateTimestamp
-import com.lizongying.mytv.databinding.RowBinding
-import com.lizongying.mytv.databinding.ShowBinding
 import com.lizongying.mytv.models.TVListViewModel
 import com.lizongying.mytv.models.TVViewModel
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 
-class MainFragment : Fragment(), CardAdapter.ItemListener {
+class MainFragment : BrowseSupportFragment() {
 
     private var itemPosition = 0
 
-    private var rowList: MutableList<View> = mutableListOf()
-
-    private var _binding: ShowBinding? = null
-    private val binding get() = _binding!!
+    private var rowsAdapter: ArrayObjectAdapter? = null
 
     private var request = Request()
 
@@ -42,12 +41,17 @@ class MainFragment : Fragment(), CardAdapter.ItemListener {
     private val handler = Handler(Looper.getMainLooper())
     private lateinit var mUpdateProgramRunnable: UpdateProgramRunnable
 
-    override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        _binding = ShowBinding.inflate(inflater, container, false)
-        return binding.root
+    private var ready = 0
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        Log.i(TAG, "onCreate")
+        super.onCreate(savedInstanceState)
+        headersState = HEADERS_DISABLED
+    }
+
+    override fun onStart() {
+        Log.i(TAG, "onStart")
+        super.onStart()
     }
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
@@ -56,142 +60,171 @@ class MainFragment : Fragment(), CardAdapter.ItemListener {
         activity?.let { request.initYSP(it) }
         sharedPref = (activity as? MainActivity)?.sharedPref!!
 
-        view?.post {
-            val content = binding.content
+        loadRows()
 
-            var idx: Long = 0
-            for ((k, v) in TVList.list) {
-                val itemBinding: RowBinding =
-                    RowBinding.inflate(layoutInflater, content, false)
+        setupEventListeners()
 
-                val tvListViewModelCurrent = TVListViewModel()
-                for ((idx2, v1) in v.withIndex()) {
-                    val tvViewModel = TVViewModel(v1)
-                    tvViewModel.setRowPosition(idx.toInt())
-                    tvViewModel.setItemPosition(idx2)
-                    tvListViewModelCurrent.addTVViewModel(tvViewModel)
-                    tvListViewModel.addTVViewModel(tvViewModel)
+        mUpdateProgramRunnable = UpdateProgramRunnable()
+        handler.post(mUpdateProgramRunnable)
+
+        tvListViewModel.tvListViewModel.value?.forEach { tvViewModel ->
+            tvViewModel.errInfo.observe(viewLifecycleOwner) { _ ->
+                if (tvViewModel.errInfo.value != null
+                    && tvViewModel.id.value == itemPosition
+                ) {
+                    Toast.makeText(context, tvViewModel.errInfo.value, Toast.LENGTH_SHORT).show()
                 }
-                tvListViewModel.maxNum.add(v.size)
-
-                val adapter = CardAdapter(viewLifecycleOwner, tvListViewModelCurrent)
-                rowList.add(itemBinding.rowItems)
-
-                adapter.setItemListener(this)
-
-                itemBinding.rowHeader.text = k
-                itemBinding.rowItems.adapter = adapter
-                itemBinding.rowItems.layoutManager =
-                    LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)
-
-                val layoutParams = itemBinding.row.layoutParams as ViewGroup.MarginLayoutParams
-                layoutParams.topMargin = dpToPx(11F)
-                itemBinding.row.layoutParams = layoutParams
-                content.addView(itemBinding.row)
-
-                idx++
             }
+            tvViewModel.ready.observe(viewLifecycleOwner) { _ ->
 
-            mUpdateProgramRunnable = UpdateProgramRunnable()
-            handler.post(mUpdateProgramRunnable)
-
-            itemPosition = sharedPref.getInt(POSITION, 0)
-            if (itemPosition >= tvListViewModel.size()) {
-                itemPosition = 0
+                // not first time && channel not change
+                if (tvViewModel.ready.value != null
+                    && tvViewModel.id.value == itemPosition
+                    && check(tvViewModel)
+                ) {
+                    Log.i(TAG, "ready ${tvViewModel.title.value}")
+                    (activity as? MainActivity)?.play(tvViewModel)
+                }
             }
-            tvListViewModel.setItemPosition(itemPosition)
-            setPosition()
-            tvListViewModel.tvListViewModel.value?.forEach { tvViewModel ->
-                tvViewModel.errInfo.observe(viewLifecycleOwner) { _ ->
-                    if (tvViewModel.errInfo.value != null
-                        && tvViewModel.id.value == itemPosition
-                    ) {
-                        Toast.makeText(context, tvViewModel.errInfo.value, Toast.LENGTH_SHORT)
-                            .show()
-                    }
-                }
-                tvViewModel.ready.observe(viewLifecycleOwner) { _ ->
-
-                    // not first time && channel not change
-                    if (tvViewModel.ready.value != null
-                        && tvViewModel.id.value == itemPosition
-                        && check(tvViewModel)
-                    ) {
-                        Log.i(TAG, "ready ${tvViewModel.title.value}")
-                        (activity as? MainActivity)?.play(tvViewModel)
-                    }
-                }
-                tvViewModel.change.observe(viewLifecycleOwner) { _ ->
-                    if (tvViewModel.change.value != null) {
-                        val title = tvViewModel.title.value
-                        Log.i(TAG, "switch $title")
-                        if (tvViewModel.pid.value != "") {
-                            Log.i(TAG, "request $title")
-                            lifecycleScope.launch(Dispatchers.IO) {
-                                tvViewModel.let { request.fetchData(it) }
-                            }
+            tvViewModel.change.observe(viewLifecycleOwner) { _ ->
+                if (tvViewModel.change.value != null) {
+                    val title = tvViewModel.title.value
+                    if (tvViewModel.pid.value != "") {
+                        Log.i(TAG, "request $title")
+                        lifecycleScope.launch(Dispatchers.IO) {
+                            tvViewModel.let { request.fetchData(it) }
+                        }
+                        (activity as? MainActivity)?.showInfoFragment(tvViewModel)
+                        setSelectedPosition(
+                            tvViewModel.getRowPosition(), true,
+                            SelectItemViewHolderTask(tvViewModel.getItemPosition())
+                        )
+                    } else {
+                        if (check(tvViewModel)) {
+                            (activity as? MainActivity)?.play(tvViewModel)
                             (activity as? MainActivity)?.showInfoFragment(tvViewModel)
-                            setPosition(
-                                tvViewModel.getRowPosition(), tvViewModel.getItemPosition()
+                            setSelectedPosition(
+                                tvViewModel.getRowPosition(), true,
+                                SelectItemViewHolderTask(tvViewModel.getItemPosition())
                             )
-                        } else {
-                            if (check(tvViewModel)) {
-                                (activity as? MainActivity)?.play(tvViewModel)
-                                (activity as? MainActivity)?.showInfoFragment(tvViewModel)
-                                setPosition(
-                                    tvViewModel.getRowPosition(), tvViewModel.getItemPosition()
-                                )
-                            }
                         }
                     }
                 }
             }
+        }
 
-            (activity as MainActivity).fragmentReady()
+        fragmentReady()
+    }
+
+    fun toLastPosition() {
+        setSelectedPosition(
+            selectedPosition, false,
+            SelectItemViewHolderTask(tvListViewModel.maxNum[selectedPosition] - 1)
+        )
+    }
+
+    fun toFirstPosition() {
+        setSelectedPosition(
+            selectedPosition, false,
+            SelectItemViewHolderTask(0)
+        )
+    }
+
+    override fun startHeadersTransition(withHeaders: Boolean) {
+    }
+
+    private fun loadRows() {
+        rowsAdapter = ArrayObjectAdapter(ListRowPresenter())
+
+        val cardPresenter = CardPresenter(viewLifecycleOwner)
+
+        var idx: Long = 0
+        for ((k, v) in TVList.list) {
+            val listRowAdapter = ArrayObjectAdapter(cardPresenter)
+            for ((idx2, v1) in v.withIndex()) {
+                val tvViewModel = TVViewModel(v1)
+                tvViewModel.setRowPosition(idx.toInt())
+                tvViewModel.setItemPosition(idx2)
+                tvListViewModel.addTVViewModel(tvViewModel)
+                listRowAdapter.add(tvViewModel)
+            }
+            tvListViewModel.maxNum.add(v.size)
+            val header = HeaderItem(idx, k)
+            rowsAdapter!!.add(ListRow(header, listRowAdapter))
+            idx++
+        }
+
+        adapter = rowsAdapter
+
+        itemPosition = sharedPref.getInt(POSITION, 0)
+        if (itemPosition >= tvListViewModel.size()) {
+            itemPosition = 0
+        }
+        tvListViewModel.setItemPosition(itemPosition)
+    }
+
+    fun prevSource() {
+        view?.post {
+            val tvViewModel = tvListViewModel.getTVViewModel(itemPosition)
+            if (tvViewModel != null) {
+                if (tvViewModel.videoUrl.value!!.size > 1) {
+                    val videoIndex = tvViewModel.videoIndex.value?.minus(1)
+                    if (videoIndex == -1) {
+                        tvViewModel.setVideoIndex(tvViewModel.videoUrl.value!!.size - 1)
+                    }
+                    tvViewModel.changed()
+                }
+            }
         }
     }
 
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-    }
-
-    override fun onItemFocusChange(tvViewModel: TVViewModel, hasFocus: Boolean) {
-        if (hasFocus) {
-            tvListViewModel.setItemPositionCurrent(tvViewModel.id.value!!)
-            (activity as MainActivity).keepRunnable()
+    fun nextSource() {
+        view?.post {
+            val tvViewModel = tvListViewModel.getTVViewModel(itemPosition)
+            if (tvViewModel != null) {
+                if (tvViewModel.videoUrl.value!!.size > 1) {
+                    val videoIndex = tvViewModel.videoIndex.value?.plus(1)
+                    if (videoIndex == tvViewModel.videoUrl.value!!.size) {
+                        tvViewModel.setVideoIndex(0)
+                    }
+                    tvViewModel.changed()
+                }
+            }
         }
     }
 
-    override fun onItemClicked(tvViewModel: TVViewModel) {
-        if (this.isHidden) {
-            (activity as? MainActivity)?.switchMainFragment()
-            return
-        }
-
-        if (itemPosition != tvViewModel.id.value!!) {
-            itemPosition = tvViewModel.id.value!!
-            tvListViewModel.setItemPosition(itemPosition)
-            tvListViewModel.getTVViewModel(itemPosition)?.changed()
-        }
-        (activity as? MainActivity)?.switchMainFragment()
+    private fun setupEventListeners() {
+        onItemViewClickedListener = ItemViewClickedListener()
+        onItemViewSelectedListener = ItemViewSelectedListener()
     }
 
-    fun setPosition() {
-        val tvViewModel = tvListViewModel.getTVViewModel(itemPosition)
-        Log.i(TAG, "tvViewModel $tvViewModel")
-        Log.i(TAG, "rowList ${rowList.size}")
-        rowList[tvViewModel!!.getRowPosition()].post {
-            ((rowList[tvViewModel.getRowPosition()] as RecyclerView).layoutManager as LinearLayoutManager).findViewByPosition(
-                tvViewModel.getItemPosition()
-            )?.requestFocus()
+    private inner class ItemViewClickedListener : OnItemViewClickedListener {
+        override fun onItemClicked(
+            itemViewHolder: Presenter.ViewHolder,
+            item: Any,
+            rowViewHolder: RowPresenter.ViewHolder,
+            row: Row
+        ) {
+            if (item is TVViewModel) {
+                if (itemPosition != item.id.value!!) {
+                    itemPosition = item.id.value!!
+                    tvListViewModel.setItemPosition(itemPosition)
+                    tvListViewModel.getTVViewModel(itemPosition)?.changed()
+                }
+                (activity as? MainActivity)?.switchMainFragment()
+            }
         }
     }
 
-    fun setPosition(rowPosition: Int, itemPosition: Int) {
-        rowList[rowPosition].post {
-            ((rowList[rowPosition] as RecyclerView).layoutManager as LinearLayoutManager).findViewByPosition(
-                itemPosition
-            )?.requestFocus()
+    private inner class ItemViewSelectedListener : OnItemViewSelectedListener {
+        override fun onItemSelected(
+            itemViewHolder: Presenter.ViewHolder?, item: Any?,
+            rowViewHolder: RowPresenter.ViewHolder, row: Row
+        ) {
+            if (item is TVViewModel) {
+                tvListViewModel.setItemPositionCurrent(item.id.value!!)
+                (activity as MainActivity).keepRunnable()
+            }
         }
     }
 
@@ -212,8 +245,12 @@ class MainFragment : Fragment(), CardAdapter.ItemListener {
     }
 
     fun fragmentReady() {
+        ready++
+        Log.i(TAG, "ready $ready")
+        if (ready == 4) {
 //            request.fetchPage()
-        tvListViewModel.getTVViewModel(itemPosition)?.changed()
+            tvListViewModel.getTVViewModel(itemPosition)?.changed()
+        }
     }
 
     fun play(itemPosition: Int) {
@@ -295,15 +332,7 @@ class MainFragment : Fragment(), CardAdapter.ItemListener {
     override fun onDestroy() {
         Log.i(TAG, "onDestroy")
         super.onDestroy()
-        if (::mUpdateProgramRunnable.isInitialized) {
-            handler.removeCallbacks(mUpdateProgramRunnable)
-        }
-    }
-
-    override fun onDestroyView() {
-        Log.i(TAG, "onDestroyView")
-        super.onDestroyView()
-        _binding = null
+        handler.removeCallbacks(mUpdateProgramRunnable)
     }
 
     companion object {

app/src/main/java/com/lizongying/mytv/PlayerFragment.kt

@@ -32,6 +32,7 @@ class PlayerFragment : Fragment() {
     ): View {
         _binding = PlayerBinding.inflate(inflater, container, false)
         playerView = _binding!!.playerView
+        (activity as MainActivity).playerFragment = this
         playerView?.viewTreeObserver?.addOnGlobalLayoutListener(object :
             ViewTreeObserver.OnGlobalLayoutListener {
             override fun onGlobalLayout() {
@@ -85,7 +86,6 @@ class PlayerFragment : Fragment() {
         if (playerView != null && playerView!!.player?.isPlaying == false) {
             Log.i(TAG, "replay")
             playerView!!.player?.prepare()
-            playerView!!.player?.play()
         } else {
             Log.i(TAG, "playing")
         }

app/src/main/java/com/lizongying/mytv/Request.kt

@@ -364,6 +364,7 @@ class Request {
 
                             for ((_, v) in TVList.list) {
                                 for (v2 in v) {
+                                    Log.i(TAG, "$v2")
                                     if (v2.title == item.channelName || v2.alias == item.channelName) {
                                         v2.pid = item.pid
                                         v2.sid = item.streamId

app/src/main/java/com/lizongying/mytv/TVList.kt

@@ -1,5 +1,12 @@
 package com.lizongying.mytv
 
+import android.content.Context
+import android.util.Log
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import java.io.IOException
+
 object TVList {
     var list = mapOf(
         "央视频道" to listOf(
@@ -943,4 +950,63 @@ object TVList {
             ),
         )
     )
+
+    /**
+     * 初始化
+     *
+     * @param context Context
+     */
+    fun init(context: Context) {
+        CoroutineScope(Dispatchers.Default).launch {
+            //获取本地版本号
+            val localVersion = ChannelUtils.getLocalVersion(context)
+            //获取服务器版本号
+            val serverVersion = try {
+                ChannelUtils.getServerVersion(context)
+            } catch (e: IOException) {
+                Log.e("TVList", "无法从服务器获取版本信息", e)
+                Integer.MIN_VALUE
+            }
+            //频道列表
+            val channelTVMap: MutableMap<String, MutableList<TV>> = mutableMapOf()
+            //是否从服务器更新
+            var updateFromServer = false
+            //获取频道列表
+            val tvList: List<TV> = if (localVersion < serverVersion) {
+                //获取服务器地址
+                val url = ChannelUtils.getServerUrl(context)
+                //是否从服务器更新
+                updateFromServer = true
+                Log.i("TVList", "从服务器获取频道信息")
+                try {
+                    ChannelUtils.getServerChannel(url)
+                } catch (e: IOException) {
+                    Log.e("TVList", "无法从服务器获取频道信息", e)
+                    updateFromServer = false
+                    ChannelUtils.getLocalChannel(context)
+                }
+            } else {
+                Log.i("TVList", "从本地获取频道信息")
+                //获取本地频道
+                ChannelUtils.getLocalChannel(context)
+            }
+            //按频道分类
+            for (tv in tvList) {
+                val key = tv.channel
+                if (channelTVMap.containsKey(key)) {
+                    val list = channelTVMap[key]!!
+                    list.add(tv)
+                    channelTVMap[key] = list
+                } else {
+                    channelTVMap[key] = mutableListOf(tv)
+                }
+            }
+            //保存频道列表
+            list = channelTVMap
+            //保存版本号
+            if (updateFromServer) {
+                ChannelUtils.updateLocalChannel(context, serverVersion, tvList)
+            }
+        }
+    }
 }

app/src/main/java/com/lizongying/mytv/UpdateManager.kt

@@ -1,101 +1,5 @@
 package com.lizongying.mytv
 
-import android.app.DownloadManager
-import android.app.DownloadManager.Request
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import android.content.IntentFilter
-import android.net.Uri
-import android.os.Build
-import android.os.Environment
-import android.util.Log
-import androidx.annotation.RequiresApi
-import com.lizongying.mytv.api.Release
-import com.lizongying.mytv.requests.MyRequest
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import java.io.File
+class UpdateManager {
 
-
-class UpdateManager(private var context: Context?) {
-
-    private var myRequest = MyRequest()
-
-    @RequiresApi(Build.VERSION_CODES.O)
-    fun checkAndUpdate() {
-        CoroutineScope(Dispatchers.Main).launch {
-            try {
-                val release = myRequest.getRelease()
-                // 在主线程中更新 UI
-                updateUI(release)
-                if (release?.data?.versionCode!! > 0) {
-                    startDownload(release)
-                }
-            } catch (e: Exception) {
-                // 处理异常情况
-                Log.e(TAG, "Error occurred: ${e.message}", e)
-            }
-        }
-    }
-
-    private fun updateUI(release: Release?) {
-    }
-
-    @RequiresApi(Build.VERSION_CODES.O)
-    private fun startDownload(release: Release) {
-        val apkFileName = "my-tv-${release.data.versionName}.apk"
-
-        val downloadManager =
-            context!!.getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
-        val request = Request(Uri.parse(release.data.downloadUrl))
-        request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, apkFileName)
-        request.setTitle("New Version Download")
-        request.setNotificationVisibility(Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
-
-        // 获取下载任务的引用
-        val downloadReference = downloadManager.enqueue(request)
-
-        // 注册广播接收器，监听下载完成事件
-        context!!.registerReceiver(
-            DownloadReceiver(context!!, apkFileName, downloadReference),
-            IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE), Context.RECEIVER_NOT_EXPORTED
-        )
-    }
-
-
-    private class DownloadReceiver(
-        private val context: Context,
-        private val apkFileName: String,
-        private val downloadReference: Long
-    ) : BroadcastReceiver() {
-        override fun onReceive(context: Context, intent: Intent) {
-            val reference = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1)
-
-            // 检查是否是我们发起的下载
-            if (reference == downloadReference) {
-                // 下载完成，触发安装
-                installNewVersion()
-            }
-        }
-
-        private fun installNewVersion() {
-            val installIntent = Intent(Intent.ACTION_VIEW)
-            val apkUri = Uri.fromFile(
-                File(
-                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS),
-                    apkFileName
-                )
-            )
-            installIntent.setDataAndType(apkUri, "application/vnd.android.package-archive")
-            installIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-            context.startActivity(installIntent)
-        }
-    }
-
-
-    companion object {
-        private const val TAG = "UpdateManager"
-    }
 }

app/src/main/java/com/lizongying/mytv/Utils.kt

@@ -1,65 +1,55 @@
 package com.lizongying.mytv
 
-import android.content.Context
 import android.content.res.Resources
+import android.os.SystemClock
+import android.util.Log
 import android.util.TypedValue
 import com.google.gson.Gson
 import com.lizongying.mytv.api.TimeResponse
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
-import java.io.File
-import java.io.IOException
 import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Locale
 
 object Utils {
-    private var between: Long = 0
-
     fun getDateFormat(format: String): String {
-        return SimpleDateFormat(
-            format,
-            Locale.CHINA
-        ).format(Date(System.currentTimeMillis() - between))
+        return SimpleDateFormat(format, Locale.CHINA).format(Date())
     }
 
     fun getDateTimestamp(): Long {
-        return (System.currentTimeMillis() - between) / 1000
+        return Date().time / 1000
     }
 
-    suspend fun init() {
-        var currentTimeMillis: Long = 0
-        try {
-            currentTimeMillis = getTimestampFromServer()
-        } catch (e: Exception) {
-            println("Failed to retrieve timestamp from server: ${e.message}")
+
+    init {
+        CoroutineScope(Dispatchers.Default).launch {
+            updateTimestampFromServer()
         }
-        between = System.currentTimeMillis() - currentTimeMillis
     }
 
     /**
      * 从服务器获取时间戳
      * @return Long 时间戳
      */
-    private suspend fun getTimestampFromServer(): Long {
-        return withContext(Dispatchers.IO) {
+    private suspend fun updateTimestampFromServer() {
+        val currentTimeMillis = withContext(Dispatchers.IO) {
             val client = okhttp3.OkHttpClient.Builder()
                 .connectTimeout(500, java.util.concurrent.TimeUnit.MILLISECONDS)
                 .readTimeout(1, java.util.concurrent.TimeUnit.SECONDS).build()
-            val request = okhttp3.Request.Builder()
-                .url("https://api.m.taobao.com/rest/api3.do?api=mtop.common.getTimestamp")
-                .build()
-            try {
-                client.newCall(request).execute().use { response ->
-                    if (!response.isSuccessful) throw IOException("Unexpected code $response")
-                    val string = response.body()?.string()
-                    Gson().fromJson(string, TimeResponse::class.java).data.t.toLong()
-                }
-            } catch (e: IOException) {
-                // Handle network errors
-                throw IOException("Error during network request", e)
+            client.newCall(
+                okhttp3.Request.Builder()
+                    .url("https://api.m.taobao.com/rest/api3.do?api=mtop.common.getTimestamp")
+                    .build()
+            ).execute().use { response ->
+                if (!response.isSuccessful) throw java.io.IOException("Unexpected code $response")
+                val string = response.body()?.string()
+                Gson().fromJson(string, TimeResponse::class.java).data.t.toLong()
             }
         }
+        SystemClock.setCurrentTimeMillis(currentTimeMillis)
     }
 
     fun dpToPx(dp: Float): Int {
@@ -73,49 +63,4 @@ object Utils {
             TypedValue.COMPLEX_UNIT_DIP, dp.toFloat(), Resources.getSystem().displayMetrics
         ).toInt()
     }
-
-    /**
-     * 获取可读写的目录
-     *
-     * @param context 应用环境信息
-     *
-     * @return 可读写的目录
-     *
-     */
-    fun getAppDirectory(context: Context): File {
-        return context.filesDir
-    }
-
-    /**
-     * 更新channels.json
-     *
-     * @param context 应用环境信息
-     *
-     * @return 无
-     *
-     * @throws IOException 网络请求失败
-     */
-    fun updateChannel(context: Context) {
-        val client = okhttp3.OkHttpClient()
-        val request = okhttp3.Request.Builder().url(getServerUrl(context)).build()
-        client.newCall(request).execute().use { response ->
-            if (!response.isSuccessful) throw IOException("Unexpected code $response")
-            val body = response.body()
-            //覆盖channels.json
-            val file = File(getAppDirectory(context), "channels.json")
-            if (!file.exists()) {
-                file.createNewFile()
-            }
-            file.writeText(body!!.string())
-        }
-    }
-
-    /**
-     * 从res/values/server.xml获取服务器地址
-     * @param context 应用环境信息
-     * @return 服务器地址
-     */
-    private fun getServerUrl(context: Context): String {
-        return context.resources.getString(R.string.server_url)
-    }
 }

app/src/main/java/com/lizongying/mytv/api/ApiClient.kt

@@ -34,14 +34,6 @@ class ApiClient {
             .build().create(YSPTokenService::class.java)
     }
 
-    val ReleaseService by lazy {
-        Retrofit.Builder()
-            .baseUrl(myUrl)
-            .client(okHttpClient)
-            .addConverterFactory(GsonConverterFactory.create())
-            .build().create(ReleaseService::class.java)
-    }
-
     val yspProtoService: YSPProtoService by lazy {
         Retrofit.Builder()
             .baseUrl(protoUrl)

app/src/main/java/com/lizongying/mytv/api/Info.kt

@@ -3,25 +3,12 @@ package com.lizongying.mytv.api
 data class Info(
     val code: Int?,
     val msg: String?,
-    val data: Data,
-) {
-    data class Data(
-        val token: String,
-    )
-}
+    val data: InfoData,
+)
 
-data class Release(
-    val code: Int?,
-    val msg: String?,
-    val data: Data,
-) {
-    data class Data(
-        val versionName: String,
-        val versionCode: Int,
-        val downloadUrl: String,
-        val updateTime: Int,
-    )
-}
+data class InfoData(
+    val token: String,
+)
 
 data class TimeResponse(
     val data: Time

app/src/main/java/com/lizongying/mytv/api/ReleaseService.kt

@@ -1,11 +0,0 @@
-package com.lizongying.mytv.api
-
-import retrofit2.Call
-import retrofit2.http.GET
-
-
-interface ReleaseService {
-    @GET("my-tv/v1/release")
-    fun getRelease(
-    ): Call<Release>
-}

app/src/main/java/com/lizongying/mytv/requests/MyRequest.kt

@@ -1,44 +0,0 @@
-package com.lizongying.mytv.requests
-
-import com.lizongying.mytv.api.ApiClient
-import com.lizongying.mytv.api.Release
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import retrofit2.Call
-import retrofit2.Callback
-import retrofit2.Response
-import kotlin.coroutines.resume
-import kotlin.coroutines.suspendCoroutine
-
-class MyRequest {
-    private var releaseService = ApiClient().ReleaseService
-
-    suspend fun getRelease(): Release? {
-        return withContext(Dispatchers.IO) {
-            fetchRelease()
-        }
-    }
-
-    private suspend fun fetchRelease(): Release? {
-        return suspendCoroutine { continuation ->
-            releaseService.getRelease()
-                .enqueue(object : Callback<Release> {
-                    override fun onResponse(call: Call<Release>, response: Response<Release>) {
-                        if (response.isSuccessful) {
-                            continuation.resume(response.body())
-                        } else {
-                            continuation.resume(null)
-                        }
-                    }
-
-                    override fun onFailure(call: Call<Release>, t: Throwable) {
-                        continuation.resume(null)
-                    }
-                })
-        }
-    }
-
-    companion object {
-        private const val TAG = "MyRequest"
-    }
-}

app/src/main/res/layout/row.xml

@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@+id/row"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical">
-
-    <TextView
-        android:id="@+id/row_header"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="start"
-        android:layout_marginTop="0dp"
-        android:layout_marginStart="10dp"
-        android:layout_marginBottom="5dp"
-        android:gravity="start"
-        android:textColor="#FFEEEEEE"
-        android:textSize="22sp" />
-
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/row_items"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content">
-    </androidx.recyclerview.widget.RecyclerView>
-</LinearLayout>

app/src/main/res/layout/show.xml

@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@+id/show_fragment"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
-    <ScrollView
-        android:id="@+id/scroll_view"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
-        <LinearLayout
-            android:id="@+id/content"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-        </LinearLayout>
-    </ScrollView>
-</FrameLayout>

app/src/main/res/values/server.xml

@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string name="server_url">http://localhost:8080</string>
+    <integer name="local_channel_version">1</integer>
+    <string name="server_version_url">https://raw.githubusercontent.com/LeGend-wLw/my-tv-json-utils/main/version.txt</string>
+    <string name="server_url">https://github.com/LeGend-wLw/my-tv-json-utils/raw/main/channels.json</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -1,25 +1,10 @@
 <resources>
 
     <style name="CustomImageCardViewStyle" parent="Widget.Leanback.ImageCardViewStyle">
-        <item name="cardType">infoUnder</item>
-        <item name="infoVisibility">always</item>
-        <!-- In order to keep backward compatibility we have to create an icon on right. -->
-        <item name="lbImageCardViewType">Title|Content|IconOnRight</item>
-        <!-- Deprecated. Use 'Widget.Leanback.ImageCardView.InfoAreaStyle' instead. -->
-        <item name="infoAreaBackground">@null</item>
-    </style>
-
-    <style name="CustomImageCardViewImageStyle" parent="Widget.Leanback.ImageCardView.ImageStyle">
-        <item name="android:layout_width">143dp</item>
-        <item name="android:layout_height">50dp</item>
-        <item name="android:adjustViewBounds">true</item>
-        <item name="android:contentDescription">@null</item>
-        <item name="android:scaleType">centerCrop</item>
-        <item name="layout_viewType">main</item>
+        <item name="lbImageCardViewType">Title|Content</item>
     </style>
 
     <style name="CustomImageCardTheme" parent="Theme.Leanback">
         <item name="imageCardViewStyle">@style/CustomImageCardViewStyle</item>
-        <item name="imageCardViewImageStyle">@style/CustomImageCardViewImageStyle</item>
     </style>
 </resources>