mirror of
https://github.com/oxen-io/session-android.git
synced 2023-12-14 02:53:01 +01:00
291 lines
12 KiB
Kotlin
291 lines
12 KiB
Kotlin
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package org.thoughtcrime.securesms.conversation.v2.messages
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import android.content.Context
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import android.os.Handler
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import android.os.Looper
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import android.util.AttributeSet
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import android.view.*
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import android.view.View.OnTouchListener
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import android.widget.LinearLayout
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import android.widget.TextView
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import androidx.constraintlayout.widget.ConstraintLayout
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import androidx.core.content.ContextCompat
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import com.google.android.flexbox.JustifyContent
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import network.loki.messenger.R
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import network.loki.messenger.databinding.ViewEmojiReactionsBinding
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import org.session.libsession.utilities.TextSecurePreferences.Companion.getLocalNumber
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import org.session.libsession.utilities.ThemeUtil
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import org.thoughtcrime.securesms.components.emoji.EmojiImageView
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import org.thoughtcrime.securesms.components.emoji.EmojiUtil
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import org.thoughtcrime.securesms.conversation.v2.ViewUtil
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import org.thoughtcrime.securesms.database.model.MessageId
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import org.thoughtcrime.securesms.database.model.ReactionRecord
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import org.thoughtcrime.securesms.util.NumberUtil.getFormattedNumber
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import java.util.*
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class EmojiReactionsView : ConstraintLayout, OnTouchListener {
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companion object {
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private const val DEFAULT_THRESHOLD = 5
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private const val longPressDurationThreshold: Long = 250
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private const val maxDoubleTapInterval: Long = 200
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}
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private val binding: ViewEmojiReactionsBinding by lazy { ViewEmojiReactionsBinding.bind(this) }
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// Normally 6dp, but we have 1dp left+right margin on the pills themselves
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private val OUTER_MARGIN = ViewUtil.dpToPx(2)
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private var records: MutableList<ReactionRecord>? = null
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private var messageId: Long = 0
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private var delegate: VisibleMessageViewDelegate? = null
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private val gestureHandler = Handler(Looper.getMainLooper())
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private var pressCallback: Runnable? = null
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private var longPressCallback: Runnable? = null
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private var onDownTimestamp: Long = 0
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private var extended = false
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constructor(context: Context) : super(context) { init(null) }
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constructor(context: Context, attrs: AttributeSet) : super(context, attrs) { init(attrs) }
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constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(context, attrs, defStyleAttr) { init(attrs) }
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private fun init(attrs: AttributeSet?) {
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records = ArrayList()
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if (attrs != null) {
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val typedArray = context.theme.obtainStyledAttributes(attrs, R.styleable.EmojiReactionsView, 0, 0)
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typedArray.recycle()
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}
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}
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fun clear() {
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records!!.clear()
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binding.layoutEmojiContainer.removeAllViews()
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}
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fun setReactions(messageId: Long, records: List<ReactionRecord>, outgoing: Boolean, delegate: VisibleMessageViewDelegate?) {
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this.delegate = delegate
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if (records == this.records) {
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return
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}
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binding.layoutEmojiContainer.justifyContent = if (outgoing) JustifyContent.FLEX_END else JustifyContent.FLEX_START
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this.records!!.clear()
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this.records!!.addAll(records)
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if (this.messageId != messageId) {
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extended = false
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}
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this.messageId = messageId
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displayReactions(if (extended) Int.MAX_VALUE else DEFAULT_THRESHOLD)
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}
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override fun onTouch(v: View, event: MotionEvent): Boolean {
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if (v.tag == null) return false
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val reaction = v.tag as Reaction
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val action = event.action
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if (action == MotionEvent.ACTION_DOWN) onDown(MessageId(reaction.messageId, reaction.isMms)) else if (action == MotionEvent.ACTION_CANCEL) removeLongPressCallback() else if (action == MotionEvent.ACTION_UP) onUp(reaction)
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return true
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}
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private fun displayReactions(threshold: Int) {
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val userPublicKey = getLocalNumber(context)
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val reactions = buildSortedReactionsList(records!!, userPublicKey, threshold)
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binding.layoutEmojiContainer.removeAllViews()
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val overflowContainer = LinearLayout(context)
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overflowContainer.orientation = LinearLayout.HORIZONTAL
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val innerPadding = ViewUtil.dpToPx(4)
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overflowContainer.setPaddingRelative(innerPadding, innerPadding, innerPadding, innerPadding)
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val pixelSize = ViewUtil.dpToPx(1)
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for (reaction in reactions) {
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if (binding.layoutEmojiContainer.childCount + 1 >= DEFAULT_THRESHOLD && threshold != Int.MAX_VALUE && reactions.size > threshold) {
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if (overflowContainer.parent == null) {
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binding.layoutEmojiContainer.addView(overflowContainer)
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val overflowParams = overflowContainer.layoutParams as MarginLayoutParams
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overflowParams.height = ViewUtil.dpToPx(26)
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overflowParams.setMargins(pixelSize, pixelSize, pixelSize, pixelSize)
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overflowContainer.layoutParams = overflowParams
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overflowContainer.background = ContextCompat.getDrawable(context, R.drawable.reaction_pill_background)
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}
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val pill = buildPill(context, this, reaction, true)
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pill.setOnClickListener { v: View? ->
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extended = true
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displayReactions(Int.MAX_VALUE)
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}
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pill.findViewById<View>(R.id.reactions_pill_count).visibility = GONE
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pill.findViewById<View>(R.id.reactions_pill_spacer).visibility = GONE
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overflowContainer.addView(pill)
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} else {
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val pill = buildPill(context, this, reaction, false)
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pill.tag = reaction
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pill.setOnTouchListener(this)
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val params = pill.layoutParams as MarginLayoutParams
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params.setMargins(pixelSize, pixelSize, pixelSize, pixelSize)
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pill.layoutParams = params
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binding.layoutEmojiContainer.addView(pill)
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}
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}
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val overflowChildren = overflowContainer.childCount
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val negativeMargin = ViewUtil.dpToPx(-8)
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for (i in 0 until overflowChildren) {
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val child = overflowContainer.getChildAt(i)
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val childParams = child.layoutParams as MarginLayoutParams
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if (i == 0 && overflowChildren > 1 || i + 1 < overflowChildren) {
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// if first and there is more than one child, or we are not the last child then set negative right margin
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childParams.setMargins(0, 0, negativeMargin, 0)
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child.layoutParams = childParams
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}
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}
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if (threshold == Int.MAX_VALUE) {
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binding.groupShowLess.visibility = VISIBLE
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for (id in binding.groupShowLess.referencedIds) {
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findViewById<View>(id).setOnClickListener { view: View? ->
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extended = false
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displayReactions(DEFAULT_THRESHOLD)
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}
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}
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} else {
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binding.groupShowLess.visibility = GONE
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}
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}
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private fun buildSortedReactionsList(records: List<ReactionRecord>, userPublicKey: String?, threshold: Int): List<Reaction> {
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val counters: MutableMap<String, Reaction> = LinkedHashMap()
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records.forEach {
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val baseEmoji = EmojiUtil.getCanonicalRepresentation(it.emoji)
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val info = counters[baseEmoji]
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if (info == null) {
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counters[baseEmoji] = Reaction(messageId, it.isMms, it.emoji, it.count, it.sortId, it.dateReceived, userPublicKey == it.author)
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}
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else {
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info.update(it.emoji, it.count, it.dateReceived, userPublicKey == it.author)
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}
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}
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val reactions: List<Reaction> = ArrayList(counters.values)
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Collections.sort(reactions, Collections.reverseOrder())
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return if (reactions.size >= threshold + 2 && threshold != Int.MAX_VALUE) {
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val shortened: MutableList<Reaction> = ArrayList(threshold + 2)
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shortened.addAll(reactions.subList(0, threshold + 2))
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shortened
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} else {
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reactions
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}
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}
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private fun buildPill(context: Context, parent: ViewGroup, reaction: Reaction, isCompact: Boolean): View {
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val root = LayoutInflater.from(context).inflate(R.layout.reactions_pill, parent, false)
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val emojiView = root.findViewById<EmojiImageView>(R.id.reactions_pill_emoji)
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val countView = root.findViewById<TextView>(R.id.reactions_pill_count)
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val spacer = root.findViewById<View>(R.id.reactions_pill_spacer)
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if (isCompact) {
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root.setPaddingRelative(1, 1, 1, 1)
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val layoutParams = root.layoutParams
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layoutParams.height = ViewGroup.LayoutParams.WRAP_CONTENT
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root.layoutParams = layoutParams
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}
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if (reaction.emoji != null) {
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emojiView.setImageEmoji(reaction.emoji)
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if (reaction.count >= 1) {
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countView.text = getFormattedNumber(reaction.count)
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} else {
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countView.visibility = GONE
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spacer.visibility = GONE
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}
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} else {
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emojiView.visibility = GONE
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spacer.visibility = GONE
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countView.text = context.getString(R.string.ReactionsConversationView_plus, reaction.count)
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}
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if (reaction.userWasSender && !isCompact) {
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root.background = ContextCompat.getDrawable(context, R.drawable.reaction_pill_background_selected)
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countView.setTextColor(ThemeUtil.getThemedColor(context, R.attr.reactionsPillSelectedTextColor))
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} else {
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if (!isCompact) {
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root.background = ContextCompat.getDrawable(context, R.drawable.reaction_pill_background)
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}
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}
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return root
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}
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private fun onReactionClicked(reaction: Reaction) {
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if (reaction.messageId != 0L) {
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val messageId = MessageId(reaction.messageId, reaction.isMms)
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delegate!!.onReactionClicked(reaction.emoji!!, messageId, reaction.userWasSender)
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}
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}
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private fun onDown(messageId: MessageId) {
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removeLongPressCallback()
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val newLongPressCallback = Runnable {
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performHapticFeedback(HapticFeedbackConstants.LONG_PRESS)
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if (delegate != null) {
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delegate!!.onReactionLongClicked(messageId)
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}
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}
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longPressCallback = newLongPressCallback
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gestureHandler.postDelayed(newLongPressCallback, longPressDurationThreshold)
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onDownTimestamp = Date().time
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}
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private fun removeLongPressCallback() {
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if (longPressCallback != null) {
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gestureHandler.removeCallbacks(longPressCallback!!)
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}
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}
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private fun onUp(reaction: Reaction) {
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if (Date().time - onDownTimestamp < longPressDurationThreshold) {
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removeLongPressCallback()
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if (pressCallback != null) {
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gestureHandler.removeCallbacks(pressCallback!!)
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pressCallback = null
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} else {
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val newPressCallback = Runnable {
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onReactionClicked(reaction)
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pressCallback = null
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}
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pressCallback = newPressCallback
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gestureHandler.postDelayed(newPressCallback, maxDoubleTapInterval)
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}
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}
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}
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internal class Reaction(
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internal val messageId: Long,
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internal val isMms: Boolean,
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internal var emoji: String?,
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internal var count: Long,
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internal val sortIndex: Long,
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internal var lastSeen: Long,
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internal var userWasSender: Boolean
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) : Comparable<Reaction?> {
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fun update(emoji: String, count: Long, lastSeen: Long, userWasSender: Boolean) {
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if (!this.userWasSender) {
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if (userWasSender || lastSeen > this.lastSeen) {
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this.emoji = emoji
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}
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}
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this.count = this.count + count
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this.lastSeen = Math.max(this.lastSeen, lastSeen)
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this.userWasSender = this.userWasSender || userWasSender
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}
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fun merge(other: Reaction): Reaction {
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count = count + other.count
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lastSeen = Math.max(lastSeen, other.lastSeen)
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userWasSender = userWasSender || other.userWasSender
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return this
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}
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override fun compareTo(other: Reaction?): Int {
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if (other == null) { return -1 }
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if (this.count == other.count) {
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return this.sortIndex.compareTo(other.sortIndex)
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}
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return this.count.compareTo(other.count)
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}
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}
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}
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