package cn.flightfeather.thirdappmodule.module.common
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import android.arch.lifecycle.ViewModelProviders
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import android.os.Bundle
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import android.view.View
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import cn.flightfeather.thirdappmodule.R
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import cn.flightfeather.thirdappmodule.common.net.ResultCallBack
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import cn.flightfeather.thirdappmodule.module.base.BaseFragment
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import cn.flightfeather.thirdappmodule.module.base.BaseFragmentActivity
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import cn.flightfeather.thirdappmodule.util.file.FileUtils
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import com.liulishuo.okdownload.DownloadTask
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import com.liulishuo.okdownload.StatusUtil
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import com.liulishuo.okdownload.core.cause.EndCause
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import com.liulishuo.okdownload.kotlin.execute1
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import kotlinx.android.synthetic.main.fragment_file_download.*
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import org.jetbrains.anko.doAsync
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import java.io.File
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/**
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* @author riku
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* Date: 2019/12/31
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*/
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class FileDownloadFragment : BaseFragment() {
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companion object {
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fun newInstance(filePos: Int, filePath: String?, fileName: String?): FileDownloadFragment {
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val bundle = Bundle().apply {
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putInt("filePos", filePos)
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putString("filePath", filePath)
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putString("fileName", fileName)
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}
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return FileDownloadFragment().apply { arguments = bundle }
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}
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}
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override fun getTitleText(): String? = "文件下载"
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override fun toolbarEnabled(): Boolean = true
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private var filePos = 0
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private var filePath: String? = ""
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private var fileName: String? = ""
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private var task: DownloadTask? = null
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private var downloadFilePath = ""
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private lateinit var fileBrowseViewModel: FileBrowseViewModel
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override fun getLayoutId(): Int = R.layout.fragment_file_download
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override fun onCreateView() {
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super.onCreateView()
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fileBrowseViewModel = ViewModelProviders.of(this).get(FileBrowseViewModel::class.java)
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arguments?.let {
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filePos = it.getInt("filePos")
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filePath = it.getString("filePath")
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fileName = it.getString("fileName")
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}
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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// img_file_type.setImageResource(FileIcons.bigIcon(fileName))
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txt_file_name.text = fileName
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showLoadingText(false)
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initTask()
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initStatus()
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filePath?.let {url ->
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fileBrowseViewModel.getFileCache(url, object : ResultCallBack<String> {
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override fun onSuccess(result: String?) {
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result?.let {
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downloadFilePath = it
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navigateToNextFragment()
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}
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}
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override fun onFailure() {
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startTask()
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}
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})
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}
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}
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override fun onDestroy() {
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super.onDestroy()
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task?.cancel()
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}
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private fun initTask() {
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context?.let {
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val parentFile = FileUtils.getCacheDir(it)
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downloadFilePath = parentFile.path + File.separator + fileName
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filePath?.let {p ->
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task = DownloadTask.Builder(p, parentFile)
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.setFilename(fileName)
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.setMinIntervalMillisCallbackProcess(16)
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.setPassIfAlreadyCompleted(false)
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.build()
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}
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}
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}
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private fun initStatus() =task?.let {
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val status = StatusUtil.getStatus(it)
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if (status == StatusUtil.Status.COMPLETED) {
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}
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}
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private fun startTask() {
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txt_progress.postDelayed({
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if (activity != null && !activity!!.isFinishing && !activity!!.isDestroyed) {
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showLoadingText(true)
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}
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}, 3000)
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doAsync {
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task?.execute1(
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connected = {task, blockCount, currentOffset, totalLength ->
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// todo: 2019/12/31
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},
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progress = {task, currentOffset, totalLength ->
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circularProgressBar?.apply {
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progress = currentOffset.toFloat()
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progressMax = totalLength.toFloat()
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}
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val t = "${FileUtils.parseToFileSize(currentOffset)}/${FileUtils.parseToFileSize(totalLength)}"
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txt_progress?.text = t
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}
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) { task, cause, realCause, model ->
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task.tag = null
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if (cause == EndCause.COMPLETED) {
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filePath?.let {
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fileBrowseViewModel.saveFileCache(it, downloadFilePath)
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}
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navigateToNextFragment()
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} else if (cause == EndCause.ERROR) {
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// todo: 2019/12/31
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}
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}
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}
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}
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private fun showLoadingText(visible: Boolean) {
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if (visible) {
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circularProgressBar.visibility = View.VISIBLE
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txt_progress.visibility = View.VISIBLE
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progress_circular.visibility = View.GONE
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} else {
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circularProgressBar.visibility = View.GONE
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txt_progress.visibility = View.GONE
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progress_circular.visibility = View.VISIBLE
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}
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}
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private fun navigateToNextFragment() {
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val a = activity
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if (a is BaseFragmentActivity) {
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a.navigateToNext(OfficeFileReadFragment.newInstance(filePos, downloadFilePath, fileName))
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a.deleteFragmentFromNavigation(this@FileDownloadFragment)
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}
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}
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}
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