Twidere-App-Android-Twitter.../twidere/src/main/kotlin/org/mariotaku/twidere/view/holder/message/MessageViewHolder.kt

127 lines
4.8 KiB
Kotlin

/*
* Twidere - Twitter client for Android
*
* Copyright (C) 2012-2017 Mariotaku Lee <mariotaku.lee@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.mariotaku.twidere.view.holder.message
import android.text.SpannableStringBuilder
import android.view.View
import kotlinx.android.synthetic.main.list_item_message_conversation_text.view.*
import org.mariotaku.ktextension.empty
import org.mariotaku.ktextension.isNullOrEmpty
import org.mariotaku.ktextension.spannable
import org.mariotaku.messagebubbleview.library.MessageBubbleView
import org.mariotaku.twidere.R
import org.mariotaku.twidere.adapter.MessagesConversationAdapter
import org.mariotaku.twidere.extension.model.applyTo
import org.mariotaku.twidere.model.ParcelableMessage
import org.mariotaku.twidere.model.SpanItem
import org.mariotaku.twidere.view.FixedTextView
import org.mariotaku.twidere.view.ProfileImageView
/**
* Created by mariotaku on 2017/2/9.
*/
class MessageViewHolder(itemView: View, adapter: MessagesConversationAdapter) : AbsMessageViewHolder(itemView, adapter) {
override val date: FixedTextView by lazy { itemView.date }
override val messageContent: View by lazy { itemView.messageContent }
override val profileImage: ProfileImageView by lazy { itemView.profileImage }
override val nameTime: FixedTextView by lazy { itemView.nameTime }
private val text by lazy { itemView.text }
private val mediaPreview by lazy { itemView.mediaPreview }
private val messageBubble by lazy { itemView.messageBubble }
override fun setup() {
super.setup()
val textSize = adapter.textSize
text.textSize = textSize
mediaPreview.style = adapter.mediaPreviewStyle
messageBubble.setOnLongClickListener {
val listener = adapter.listener ?: return@setOnLongClickListener false
return@setOnLongClickListener listener.onMessageLongClick(layoutPosition, this)
}
}
override fun display(message: ParcelableMessage, showDate: Boolean) {
super.display(message, showDate)
messageBubble.setOutgoing(message.is_outgoing)
// Loop through text and spans to found non-space char count
val hideText = run {
fun String.nonSpaceCount(range: IntRange): Int {
if (range.isEmpty()) return 0
return range.count { !this[it].isWhitespace() }
}
val text = message.text_unescaped
var nonSpaceCount = 0
var curPos = 0
message.spans?.forEach { span ->
nonSpaceCount += text.nonSpaceCount(curPos..span.start - 1)
if (message.media?.firstOrNull { media -> span.link == media.url } != null) {
// Skip if span is hidden
span.type = SpanItem.SpanType.HIDE
} else {
nonSpaceCount += text.nonSpaceCount(curPos until span.end)
}
curPos = span.end
}
nonSpaceCount += text.nonSpaceCount(curPos..text.lastIndex)
return@run nonSpaceCount == 0
}
text.spannable = SpannableStringBuilder.valueOf(message.text_unescaped).apply {
message.spans?.applyTo(this)
adapter.linkify.applyAllLinks(this, message.account_key, layoutPosition.toLong(),
false, adapter.linkHighlightingStyle, true)
}
text.visibility = if (hideText || text.empty) {
View.GONE
} else {
View.VISIBLE
}
if (message.media.isNullOrEmpty()) {
mediaPreview.visibility = View.GONE
} else {
mediaPreview.visibility = View.VISIBLE
mediaPreview.displayMedia(adapter.requestManager, message.media, message.account_key,
extraId = layoutPosition.toLong(), withCredentials = true,
mediaClickListener = adapter.mediaClickListener)
}
}
companion object {
const val layoutResource = R.layout.list_item_message_conversation_text
fun MessageBubbleView.setOutgoing(outgoing: Boolean) {
setCaretPosition(if (outgoing) MessageBubbleView.TOP_END else MessageBubbleView.BOTTOM_START)
}
}
}