/*
 * Copyright (C) 2021 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.systemui.media.controls.ui.view

import android.graphics.Typeface
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.ImageButton
import android.widget.ImageView
import android.widget.ProgressBar
import android.widget.SeekBar
import android.widget.TextView
import androidx.constraintlayout.widget.Barrier
import com.android.internal.widget.CachingIconView
import com.android.systemui.Flags.enableSuggestedDeviceUi
import com.android.systemui.FontStyles.GSF_BODY_MEDIUM
import com.android.systemui.FontStyles.GSF_HEADLINE_SMALL
import com.android.systemui.FontStyles.GSF_LABEL_MEDIUM
import com.android.systemui.FontStyles.GSF_TITLE_MEDIUM
import com.android.systemui.FontStyles.GSF_TITLE_MEDIUM_EMPHASIZED
import com.android.systemui.res.R
import com.android.systemui.surfaceeffects.loadingeffect.LoadingEffectView
import com.android.systemui.surfaceeffects.ripple.MultiRippleView
import com.android.systemui.surfaceeffects.turbulencenoise.TurbulenceNoiseView
import com.android.systemui.util.animation.TransitionLayout

private const val TAG = "MediaViewHolder"

/** Holder class for media player view */
class MediaViewHolder constructor(itemView: View) {
    val player = itemView as TransitionLayout

    // Player information
    val albumView = itemView.requireViewById<ImageView>(R.id.album_art)
    val multiRippleView = itemView.requireViewById<MultiRippleView>(R.id.touch_ripple_view)
    val turbulenceNoiseView =
        itemView.requireViewById<TurbulenceNoiseView>(R.id.turbulence_noise_view)
    val loadingEffectView = itemView.requireViewById<LoadingEffectView>(R.id.loading_effect_view)
    val appIcon = itemView.requireViewById<ImageView>(R.id.icon)
    val titleText = itemView.requireViewById<TextView>(R.id.header_title)
    val artistText = itemView.requireViewById<TextView>(R.id.header_artist)
    val explicitIndicator = itemView.requireViewById<CachingIconView>(R.id.media_explicit_indicator)

    // Output switcher
    val seamless = itemView.requireViewById<ViewGroup>(R.id.media_seamless)
    val seamlessIcon = itemView.requireViewById<ImageView>(R.id.media_seamless_image)
    val seamlessText = itemView.requireViewById<TextView>(R.id.media_seamless_text)
    val seamlessButton = itemView.requireViewById<View>(R.id.media_seamless_button)

    // Suggestions
    val deviceSuggestionContainer =
        itemView.findViewById<ViewGroup>(R.id.device_suggestion_container)
    val deviceSuggestionText = itemView.findViewById<TextView>(R.id.device_suggestion_text)
    val deviceSuggestionIcon = itemView.findViewById<ImageView>(R.id.device_suggestion_icon)
    val deviceSuggestionConnectingIcon =
        itemView.findViewById<ProgressBar>(R.id.device_suggestion_progressbar)
    val deviceSuggestionButton = itemView.findViewById<View>(R.id.device_suggestion_button)

    // Seekbar views
    val seekBar = itemView.requireViewById<SeekBar>(R.id.media_progress_bar)
    // These views are only shown while the user is actively scrubbing
    val scrubbingElapsedTimeView: TextView =
        itemView.requireViewById(R.id.media_scrubbing_elapsed_time)
    val scrubbingTotalTimeView: TextView = itemView.requireViewById(R.id.media_scrubbing_total_time)

    val gutsViewHolder = GutsViewHolder(itemView)

    // Action Buttons
    val actionPlayPause = itemView.requireViewById<ImageButton>(R.id.actionPlayPause)
    val actionNext = itemView.requireViewById<ImageButton>(R.id.actionNext)
    val actionPrev = itemView.requireViewById<ImageButton>(R.id.actionPrev)
    val action0 = itemView.requireViewById<ImageButton>(R.id.action0)
    val action1 = itemView.requireViewById<ImageButton>(R.id.action1)
    val action2 = itemView.requireViewById<ImageButton>(R.id.action2)
    val action3 = itemView.requireViewById<ImageButton>(R.id.action3)
    val action4 = itemView.requireViewById<ImageButton>(R.id.action4)

    val actionsTopBarrier = itemView.requireViewById<Barrier>(R.id.media_action_barrier_top)

    // Pagination
    val pageLeft = itemView.requireViewById<ImageButton>(R.id.page_left)
    val pageRight = itemView.requireViewById<ImageButton>(R.id.page_right)

    fun getAction(id: Int): ImageButton {
        return when (id) {
            R.id.actionPlayPause -> actionPlayPause
            R.id.actionNext -> actionNext
            R.id.actionPrev -> actionPrev
            R.id.action0 -> action0
            R.id.action1 -> action1
            R.id.action2 -> action2
            R.id.action3 -> action3
            R.id.action4 -> action4
            else -> {
                throw IllegalArgumentException()
            }
        }
    }

    fun marquee(start: Boolean, delay: Long) {
        gutsViewHolder.marquee(start, delay, TAG)
    }

    companion object {
        /**
         * Creates a MediaViewHolder.
         *
         * @param inflater LayoutInflater to use to inflate the layout.
         * @param parent Parent of inflated view.
         */
        @JvmStatic
        fun create(inflater: LayoutInflater, parent: ViewGroup): MediaViewHolder {
            val mediaView =
                if (enableSuggestedDeviceUi()) {
                    inflater.inflate(R.layout.media_session_view_with_suggestion, parent, false)
                } else {
                    inflater.inflate(R.layout.media_session_view, parent, false)
                }
            mediaView.setLayerType(View.LAYER_TYPE_HARDWARE, null)
            // Because this media view (a TransitionLayout) is used to measure and layout the views
            // in various states before being attached to its parent, we can't depend on the default
            // LAYOUT_DIRECTION_INHERIT to correctly resolve the ltr direction.
            mediaView.layoutDirection = View.LAYOUT_DIRECTION_LOCALE
            return MediaViewHolder(mediaView).apply {
                // Media playback is in the direction of tape, not time, so it stays LTR
                seekBar.layoutDirection = View.LAYOUT_DIRECTION_LTR
            }
        }

        val controlsIds: Set<Int> =
            mutableSetOf(
                    R.id.icon,
                    R.id.app_name,
                    R.id.header_title,
                    R.id.header_artist,
                    R.id.media_explicit_indicator,
                    R.id.media_seamless,
                    R.id.media_progress_bar,
                    R.id.actionPlayPause,
                    R.id.actionNext,
                    R.id.actionPrev,
                    R.id.action0,
                    R.id.action1,
                    R.id.action2,
                    R.id.action3,
                    R.id.action4,
                    R.id.icon,
                    R.id.media_scrubbing_elapsed_time,
                    R.id.media_scrubbing_total_time,
                    R.id.page_left,
                    R.id.page_right,
                )
                .apply {
                    if (enableSuggestedDeviceUi()) {
                        add(R.id.device_suggestion_container)
                    }
                }

        // Buttons used for notification-based actions
        val genericButtonIds =
            setOf(R.id.action0, R.id.action1, R.id.action2, R.id.action3, R.id.action4)

        val expandedBottomActionIds =
            setOf(
                R.id.media_progress_bar,
                R.id.actionPrev,
                R.id.actionNext,
                R.id.action0,
                R.id.action1,
                R.id.action2,
                R.id.action3,
                R.id.action4,
                R.id.media_scrubbing_elapsed_time,
                R.id.media_scrubbing_total_time,
            )

        val detailIds =
            setOf(
                R.id.header_title,
                R.id.header_artist,
                R.id.media_explicit_indicator,
                R.id.actionPlayPause,
                R.id.page_left,
                R.id.page_right,
            )

        val backgroundIds =
            setOf(
                R.id.album_art,
                R.id.turbulence_noise_view,
                R.id.loading_effect_view,
                R.id.touch_ripple_view,
            )

        val headlineSmallTF: Typeface = Typeface.create(GSF_HEADLINE_SMALL, Typeface.NORMAL)
        val titleMediumEmphasizedTF: Typeface =
            Typeface.create(GSF_TITLE_MEDIUM_EMPHASIZED, Typeface.NORMAL)
        val titleMediumTF: Typeface = Typeface.create(GSF_TITLE_MEDIUM, Typeface.NORMAL)
        val labelMediumTF: Typeface = Typeface.create(GSF_LABEL_MEDIUM, Typeface.NORMAL)
        val bodyMediumTF: Typeface = Typeface.create(GSF_BODY_MEDIUM, Typeface.NORMAL)
    }
}