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Initial commit
This commit is contained in:
Michatec
454
app/src/main/java/com/michatec/radio/ui/LayoutHolder.kt
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454
app/src/main/java/com/michatec/radio/ui/LayoutHolder.kt
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/*
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* LayoutHolder.kt
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* Implements the LayoutHolder class
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* A LayoutHolder hold references to the main views
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*
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* This file is part of
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* TRANSISTOR - Radio App for Android
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*
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* Copyright (c) 2015-22 - Y20K.org
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* Licensed under the MIT-License
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* http://opensource.org/licenses/MIT
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*/
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package com.michatec.radio.ui
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import android.content.ClipData
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import android.content.ClipboardManager
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import android.content.Context
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import android.content.Intent
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import android.graphics.drawable.AnimatedVectorDrawable
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import android.os.Build
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import android.view.View
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import android.view.animation.Animation
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import android.view.animation.AnimationUtils
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import android.widget.ImageButton
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import android.widget.ImageView
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import android.widget.ProgressBar
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import android.widget.TextView
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import androidx.constraintlayout.widget.ConstraintLayout
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import androidx.constraintlayout.widget.Group
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import androidx.core.view.isGone
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import androidx.core.view.isVisible
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import androidx.recyclerview.widget.DefaultItemAnimator
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.google.android.material.bottomsheet.BottomSheetBehavior
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import com.google.android.material.snackbar.Snackbar
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import com.michatec.radio.Keys
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import com.michatec.radio.R
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import com.michatec.radio.core.Station
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import com.michatec.radio.helpers.DateTimeHelper
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import com.michatec.radio.helpers.ImageHelper
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import com.michatec.radio.helpers.PreferencesHelper
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import com.michatec.radio.helpers.UiHelper
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/*
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* LayoutHolder class
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*/
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data class LayoutHolder(var rootView: View) {
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/* Main class variables */
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var recyclerView: RecyclerView = rootView.findViewById(R.id.station_list)
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val layoutManager: LinearLayoutManager
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private var bottomSheet: ConstraintLayout = rootView.findViewById(R.id.bottom_sheet)
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//private var sheetMetadataViews: Group
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private var sleepTimerRunningViews: Group = rootView.findViewById(R.id.sleep_timer_running_views)
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private var downloadProgressIndicator: ProgressBar = rootView.findViewById(R.id.download_progress_indicator)
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private var stationImageView: ImageView = rootView.findViewById(R.id.station_icon)
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private var stationNameView: TextView = rootView.findViewById(R.id.player_station_name)
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private var metadataView: TextView = rootView.findViewById(R.id.player_station_metadata)
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var playButtonView: ImageButton = rootView.findViewById(R.id.player_play_button)
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private var bufferingIndicator: ProgressBar = rootView.findViewById(R.id.player_buffering_indicator)
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private var sheetStreamingLinkHeadline: TextView = rootView.findViewById(R.id.sheet_streaming_link_headline)
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private var sheetStreamingLinkView: TextView = rootView.findViewById(R.id.sheet_streaming_link)
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private var sheetMetadataHistoryHeadline: TextView = rootView.findViewById(R.id.sheet_metadata_headline)
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private var sheetMetadataHistoryView: TextView = rootView.findViewById(R.id.sheet_metadata_history)
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private var sheetNextMetadataView: ImageButton = rootView.findViewById(R.id.sheet_next_metadata_button)
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private var sheetPreviousMetadataView: ImageButton = rootView.findViewById(R.id.sheet_previous_metadata_button)
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private var sheetCopyMetadataButtonView: ImageButton = rootView.findViewById(R.id.copy_station_metadata_button)
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private var sheetShareLinkButtonView: ImageView = rootView.findViewById(R.id.sheet_share_link_button)
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private var sheetBitrateView: TextView = rootView.findViewById(R.id.sheet_bitrate_view)
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var sheetSleepTimerStartButtonView: ImageButton = rootView.findViewById(R.id.sleep_timer_start_button)
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var sheetSleepTimerCancelButtonView: ImageButton = rootView.findViewById(R.id.sleep_timer_cancel_button)
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private var sheetSleepTimerRemainingTimeView: TextView = rootView.findViewById(R.id.sleep_timer_remaining_time)
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private var onboardingLayout: ConstraintLayout = rootView.findViewById(R.id.onboarding_layout)
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private var bottomSheetBehavior: BottomSheetBehavior<ConstraintLayout> = BottomSheetBehavior.from(bottomSheet)
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private var metadataHistory: MutableList<String>
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private var metadataHistoryPosition: Int
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private var isBuffering: Boolean
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/* Init block */
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init {
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// find views
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//sheetMetadataViews = rootView.findViewById(R.id.sheet_metadata_views)
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metadataHistory = PreferencesHelper.loadMetadataHistory()
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metadataHistoryPosition = metadataHistory.size - 1
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isBuffering = false
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// set up RecyclerView
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layoutManager = CustomLayoutManager(rootView.context)
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recyclerView.layoutManager = layoutManager
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recyclerView.itemAnimator = DefaultItemAnimator()
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// set up metadata history next and previous buttons
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sheetPreviousMetadataView.setOnClickListener {
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if (metadataHistory.isNotEmpty()) {
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if (metadataHistoryPosition > 0) {
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metadataHistoryPosition -= 1
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} else {
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metadataHistoryPosition = metadataHistory.size - 1
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}
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sheetMetadataHistoryView.text = metadataHistory[metadataHistoryPosition]
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}
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}
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sheetNextMetadataView.setOnClickListener {
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if (metadataHistory.isNotEmpty()) {
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if (metadataHistoryPosition < metadataHistory.size - 1) {
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metadataHistoryPosition += 1
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} else {
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metadataHistoryPosition = 0
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}
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sheetMetadataHistoryView.text = metadataHistory[metadataHistoryPosition]
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}
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}
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sheetMetadataHistoryView.setOnLongClickListener {
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copyMetadataHistoryToClipboard()
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return@setOnLongClickListener true
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}
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sheetMetadataHistoryHeadline.setOnLongClickListener {
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copyMetadataHistoryToClipboard()
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return@setOnLongClickListener true
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}
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// set layout for player
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setupBottomSheet()
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}
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/* Updates the player views */
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fun updatePlayerViews(context: Context, station: Station, isPlaying: Boolean) {
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// set default metadata views, when playback has stopped
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if (!isPlaying) {
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metadataView.text = station.name
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sheetMetadataHistoryView.text = station.name
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// sheetMetadataHistoryView.isSelected = true
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}
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// update name
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stationNameView.text = station.name
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// toggle text scrolling (marquee) if necessary
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stationNameView.isSelected = isPlaying
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// reduce the shadow left and right because of scrolling (Marquee)
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stationNameView.setFadingEdgeLength(8)
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// update cover
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if (station.imageColor != -1) {
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stationImageView.setBackgroundColor(station.imageColor)
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}
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stationImageView.setImageBitmap(ImageHelper.getStationImage(context, station.smallImage))
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stationImageView.contentDescription = "${context.getString(R.string.descr_player_station_image)}: ${station.name}"
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// update streaming link
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sheetStreamingLinkView.text = station.getStreamUri()
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val bitrateText: CharSequence = if (station.codec.isNotEmpty()) {
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if (station.bitrate == 0) {
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// show only the codec when the bitrate is at "0" from radio-browser.info API
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station.codec
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} else {
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// show the bitrate and codec if the result is available in the radio-browser.info API
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buildString {
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append(station.codec)
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append(" | ")
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append(station.bitrate)
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append("kbps")
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}
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}
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} else {
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// do not show for M3U and PLS playlists as they do not include codec or bitrate
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""
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}
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// update bitrate
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sheetBitrateView.text = bitrateText
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// update click listeners
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sheetStreamingLinkHeadline.setOnClickListener {
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copyToClipboard(
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context,
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sheetStreamingLinkView.text
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)
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}
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sheetStreamingLinkView.setOnClickListener {
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copyToClipboard(
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context,
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sheetStreamingLinkView.text
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)
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}
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sheetMetadataHistoryHeadline.setOnClickListener {
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copyToClipboard(
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context,
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sheetMetadataHistoryView.text
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)
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}
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sheetMetadataHistoryView.setOnClickListener {
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copyToClipboard(
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context,
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sheetMetadataHistoryView.text
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)
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}
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sheetCopyMetadataButtonView.setOnClickListener {
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copyToClipboard(
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context,
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sheetMetadataHistoryView.text
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)
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}
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sheetBitrateView.setOnClickListener {
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copyToClipboard(
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context,
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sheetBitrateView.text
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)
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}
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sheetShareLinkButtonView.setOnClickListener {
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val share = Intent.createChooser(Intent().apply {
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action = Intent.ACTION_SEND
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putExtra(Intent.EXTRA_TITLE, stationNameView.text)
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putExtra(Intent.EXTRA_TEXT, sheetStreamingLinkView.text)
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type = "text/plain"
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}, null)
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context.startActivity(share)
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}
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}
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/* Copies given string to clipboard */
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private fun copyToClipboard(context: Context, clipString: CharSequence) {
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val clip: ClipData = ClipData.newPlainText("simple text", clipString)
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val cm: ClipboardManager = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
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cm.setPrimaryClip(clip)
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
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// since API 33 (TIRAMISU) the OS displays its own notification when content is copied to the clipboard
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Snackbar.make(rootView, R.string.toastmessage_copied_to_clipboard, Snackbar.LENGTH_LONG).show()
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}
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}
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/* Copies collected metadata to clipboard */
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private fun copyMetadataHistoryToClipboard() {
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val metadataHistory: MutableList<String> = PreferencesHelper.loadMetadataHistory()
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val stringBuilder: StringBuilder = StringBuilder()
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metadataHistory.forEach { stringBuilder.append("${it.trim()}\n") }
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copyToClipboard(rootView.context, stringBuilder.toString())
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}
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/* Updates the metadata views */
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fun updateMetadata(metadataHistoryList: MutableList<String>?) {
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if (!metadataHistoryList.isNullOrEmpty()) {
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metadataHistory = metadataHistoryList
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if (metadataHistory.last() != metadataView.text) {
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metadataHistoryPosition = metadataHistory.size - 1
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val metadataString = metadataHistory[metadataHistoryPosition]
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metadataView.text = metadataString
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sheetMetadataHistoryView.text = metadataString
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}
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}
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}
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/* Updates sleep timer views */
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fun updateSleepTimer(context: Context, timeRemaining: Long = 0L) {
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when (timeRemaining) {
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0L -> {
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sleepTimerRunningViews.isGone = true
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}
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else -> {
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sleepTimerRunningViews.isVisible = true
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val sleepTimerTimeRemaining = DateTimeHelper.convertToHoursMinutesSeconds(timeRemaining)
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sheetSleepTimerRemainingTimeView.text = sleepTimerTimeRemaining
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sheetSleepTimerRemainingTimeView.contentDescription = "${context.getString(R.string.descr_expanded_player_sleep_timer_remaining_time)}: $sleepTimerTimeRemaining"
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stationNameView.isSelected = false
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}
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}
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}
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/* Toggles play/pause button */
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fun togglePlayButton(isPlaying: Boolean) {
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if (isPlaying) {
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playButtonView.setImageResource(R.drawable.ic_audio_waves_animated)
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val animatedVectorDrawable = playButtonView.drawable as? AnimatedVectorDrawable
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animatedVectorDrawable?.start()
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sheetSleepTimerStartButtonView.isVisible = true
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// bufferingIndicator.isVisible = false
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} else {
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playButtonView.setImageResource(R.drawable.ic_player_play_symbol_42dp)
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sheetSleepTimerStartButtonView.isVisible = false
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// bufferingIndicator.isVisible = isBuffering
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}
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}
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/* Toggles buffering indicator */
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fun showBufferingIndicator(buffering: Boolean) {
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bufferingIndicator.isVisible = buffering
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isBuffering = buffering
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}
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/* Toggles visibility of player depending on playback state - hiding it when playback is stopped (not paused or playing) */
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// fun togglePlayerVisibility(context: Context, playbackState: Int): Boolean {
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// when (playbackState) {
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// PlaybackStateCompat.STATE_STOPPED -> return hidePlayer(context)
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// PlaybackStateCompat.STATE_NONE -> return hidePlayer(context)
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// PlaybackStateCompat.STATE_ERROR -> return hidePlayer(context)
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// else -> return showPlayer(context)
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// }
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// }
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/* Toggles visibility of the download progress indicator */
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fun toggleDownloadProgressIndicator() {
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when (PreferencesHelper.loadActiveDownloads()) {
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Keys.ACTIVE_DOWNLOADS_EMPTY -> downloadProgressIndicator.isGone = true
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else -> downloadProgressIndicator.isVisible = true
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}
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}
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/* Toggles visibility of the onboarding screen */
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fun toggleOnboarding(context: Context, collectionSize: Int): Boolean {
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return if (collectionSize == 0 && PreferencesHelper.loadCollectionSize() <= 0) {
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onboardingLayout.isVisible = true
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hidePlayer(context)
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true
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} else {
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onboardingLayout.isGone = true
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showPlayer(context)
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false
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}
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}
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/* Initiates the rotation animation of the play button */
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fun animatePlaybackButtonStateTransition(context: Context, isPlaying: Boolean) {
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when (isPlaying) {
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true -> {
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val rotateClockwise = AnimationUtils.loadAnimation(context, R.anim.rotate_clockwise_slow)
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rotateClockwise.setAnimationListener(createAnimationListener(true))
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playButtonView.startAnimation(rotateClockwise)
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}
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false -> {
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val rotateCounterClockwise = AnimationUtils.loadAnimation(context, R.anim.rotate_counterclockwise_fast)
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rotateCounterClockwise.setAnimationListener(createAnimationListener(false))
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playButtonView.startAnimation(rotateCounterClockwise)
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}
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}
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}
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/* Shows player */
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fun showPlayer(context: Context): Boolean {
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UiHelper.setViewMargins(context, recyclerView, 0, 0, 0, Keys.BOTTOM_SHEET_PEEK_HEIGHT)
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if (bottomSheetBehavior.state == BottomSheetBehavior.STATE_HIDDEN && onboardingLayout.visibility == View.GONE) {
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bottomSheetBehavior.state = BottomSheetBehavior.STATE_COLLAPSED
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}
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return true
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}
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/* Hides player */
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private fun hidePlayer(context: Context): Boolean {
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UiHelper.setViewMargins(context, recyclerView, 0, 0, 0, 0)
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bottomSheetBehavior.state = BottomSheetBehavior.STATE_HIDDEN
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return true
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}
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/* Minimizes player sheet if expanded */
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fun minimizePlayerIfExpanded(): Boolean {
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return if (bottomSheetBehavior.state == BottomSheetBehavior.STATE_EXPANDED) {
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bottomSheetBehavior.state = BottomSheetBehavior.STATE_COLLAPSED
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true
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} else {
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false
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}
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}
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/* Creates AnimationListener for play button */
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private fun createAnimationListener(isPlaying: Boolean): Animation.AnimationListener {
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return object : Animation.AnimationListener {
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override fun onAnimationStart(animation: Animation) {}
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override fun onAnimationEnd(animation: Animation) {
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// set up button symbol and playback indicator afterwards
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togglePlayButton(isPlaying)
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}
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override fun onAnimationRepeat(animation: Animation) {}
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}
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}
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/* Sets up the player (BottomSheet) */
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private fun setupBottomSheet() {
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// show / hide the small player
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bottomSheetBehavior.state = BottomSheetBehavior.STATE_COLLAPSED
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bottomSheetBehavior.addBottomSheetCallback(object :
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BottomSheetBehavior.BottomSheetCallback() {
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override fun onSlide(view: View, slideOffset: Float) {
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}
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override fun onStateChanged(view: View, state: Int) {
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when (state) {
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BottomSheetBehavior.STATE_COLLAPSED -> Unit // do nothing
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BottomSheetBehavior.STATE_DRAGGING -> Unit // do nothing
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BottomSheetBehavior.STATE_EXPANDED -> Unit // do nothing
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BottomSheetBehavior.STATE_HALF_EXPANDED -> Unit // do nothing
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BottomSheetBehavior.STATE_SETTLING -> Unit // do nothing
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BottomSheetBehavior.STATE_HIDDEN -> showPlayer(rootView.context)
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}
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}
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})
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// toggle collapsed state on tap
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bottomSheet.setOnClickListener { toggleBottomSheetState() }
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stationImageView.setOnClickListener { toggleBottomSheetState() }
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stationNameView.setOnClickListener { toggleBottomSheetState() }
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metadataView.setOnClickListener { toggleBottomSheetState() }
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}
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/* Toggle expanded/collapsed state of bottom sheet */
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private fun toggleBottomSheetState() {
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when (bottomSheetBehavior.state) {
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BottomSheetBehavior.STATE_COLLAPSED -> bottomSheetBehavior.state =
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BottomSheetBehavior.STATE_EXPANDED
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else -> bottomSheetBehavior.state = BottomSheetBehavior.STATE_COLLAPSED
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}
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}
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/*
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* Inner class: Custom LinearLayoutManager
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||||
*/
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||||
private inner class CustomLayoutManager(context: Context) :
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LinearLayoutManager(context, VERTICAL, false) {
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override fun supportsPredictiveItemAnimations(): Boolean {
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return true
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}
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}
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/*
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* End of inner class
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||||
*/
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||||
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||||
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||||
}
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||||
Reference in New Issue
Block a user