378 lines
16 KiB
Kotlin
378 lines
16 KiB
Kotlin
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2017 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.fragment.message
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import android.accounts.AccountManager
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import android.content.Context
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import android.graphics.Canvas
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import android.graphics.Paint
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import android.graphics.RectF
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import android.os.Bundle
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import androidx.annotation.WorkerThread
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import androidx.loader.app.LoaderManager.LoaderCallbacks
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import androidx.loader.content.Loader
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import androidx.recyclerview.widget.LinearLayoutManager
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import android.text.Editable
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import android.text.Spannable
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import android.text.SpannableStringBuilder
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import android.text.TextUtils
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import android.text.style.ReplacementSpan
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import android.view.*
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import kotlinx.android.synthetic.main.fragment_messages_conversation_new.*
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import org.mariotaku.kpreferences.get
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import org.mariotaku.ktextension.*
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import org.mariotaku.library.objectcursor.ObjectCursor
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import org.mariotaku.sqliteqb.library.Expression
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import org.mariotaku.twidere.R
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import org.mariotaku.twidere.adapter.SelectableUsersAdapter
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import org.mariotaku.twidere.constant.IntentConstants.*
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import org.mariotaku.twidere.constant.nameFirstKey
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import org.mariotaku.twidere.extension.model.isOfficial
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import org.mariotaku.twidere.extension.queryOne
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import org.mariotaku.twidere.extension.text.appendCompat
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import org.mariotaku.twidere.fragment.BaseFragment
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import org.mariotaku.twidere.loader.CacheUserSearchLoader
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import org.mariotaku.twidere.model.AccountDetails
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import org.mariotaku.twidere.model.ParcelableMessageConversation
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import org.mariotaku.twidere.model.ParcelableMessageConversation.ConversationType
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import org.mariotaku.twidere.model.ParcelableUser
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import org.mariotaku.twidere.model.UserKey
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import org.mariotaku.twidere.model.util.AccountUtils
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import org.mariotaku.twidere.provider.TwidereDataStore.Messages.Conversations
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import org.mariotaku.twidere.task.twitter.message.SendMessageTask
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import org.mariotaku.twidere.text.MarkForDeleteSpan
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import org.mariotaku.twidere.util.IntentUtils
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import org.mariotaku.twidere.util.view.SimpleTextWatcher
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import java.lang.ref.WeakReference
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/**
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* Created by mariotaku on 2017/2/15.
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*/
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class MessageNewConversationFragment : BaseFragment(), LoaderCallbacks<List<ParcelableUser>?> {
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private val accountKey: UserKey by lazy { arguments?.getParcelable<UserKey>(EXTRA_ACCOUNT_KEY)!! }
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private val account: AccountDetails by lazy {
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AccountUtils.getAccountDetails(AccountManager.get(context), accountKey, true)!!
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}
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private var selectedRecipients: List<ParcelableUser>
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get() {
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val text = editParticipants.editableText ?: return emptyList()
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return text.getSpans(0, text.length, ParticipantSpan::class.java).map(ParticipantSpan::user)
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}
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set(value) {
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val roundRadius = resources.getDimension(R.dimen.element_spacing_xsmall)
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val spanPadding = resources.getDimension(R.dimen.element_spacing_xsmall)
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val nameFirst = preferences[nameFirstKey]
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editParticipants.text = SpannableStringBuilder().apply {
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value.forEach { user ->
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val displayName = userColorNameManager.getDisplayName(user, nameFirst)
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val span = ParticipantSpan(user, displayName, roundRadius, spanPadding)
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appendCompat(user.screen_name, span, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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append(" ")
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}
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}
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}
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private var loaderInitialized: Boolean = false
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private var performSearchRequestRunnable: Runnable? = null
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private lateinit var usersAdapter: SelectableUsersAdapter
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override fun onActivityCreated(savedInstanceState: Bundle?) {
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super.onActivityCreated(savedInstanceState)
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val context = context ?: return
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setHasOptionsMenu(true)
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usersAdapter = SelectableUsersAdapter(context, requestManager)
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recyclerView.adapter = usersAdapter
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recyclerView.layoutManager = LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false)
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editParticipants.addTextChangedListener(object : SimpleTextWatcher {
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override fun afterTextChanged(s: Editable) {
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s.getSpans(0, s.length, MarkForDeleteSpan::class.java).forEach { span ->
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val deleteStart = s.getSpanStart(span)
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val deleteEnd = s.getSpanEnd(span)
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s.removeSpan(span)
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s.delete(deleteStart, deleteEnd)
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}
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}
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override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {
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if (s !is Spannable) return
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s.getSpans(0, s.length, PendingQuerySpan::class.java).forEach { span ->
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s.removeSpan(span)
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}
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// Processing deletion
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if (count < before) {
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val spans = s.getSpans(start, start, ParticipantSpan::class.java)
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if (spans.isNotEmpty()) {
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spans.forEach { span ->
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val deleteStart = s.getSpanStart(span)
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val deleteEnd = s.getSpanEnd(span)
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s.removeSpan(span)
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s.setSpan(MarkForDeleteSpan(), deleteStart, deleteEnd,
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Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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updateCheckState()
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}
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return
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}
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}
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val spaceNextStart = run {
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val spaceIdx = s.indexOfLast(Char::isWhitespace)
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if (spaceIdx < 0) return@run 0
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return@run spaceIdx + 1
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}
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// Skip if last char is space
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if (spaceNextStart > s.lastIndex) return
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if (s.getSpans(start, start + count, ParticipantSpan::class.java).isEmpty()) {
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s.setSpan(PendingQuerySpan(), spaceNextStart, start + count, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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searchUser(s.substring(spaceNextStart), true)
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}
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}
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})
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val nameFirst = preferences[nameFirstKey]
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val roundRadius = resources.getDimension(R.dimen.element_spacing_xsmall)
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val spanPadding = resources.getDimension(R.dimen.element_spacing_xsmall)
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usersAdapter.itemCheckedListener = itemChecked@ { pos, checked ->
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val text: Editable = editParticipants.editableText ?: return@itemChecked false
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val user = usersAdapter.getUser(pos)
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if (checked) {
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text.getSpans(0, text.length, PendingQuerySpan::class.java).forEach { pending ->
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val start = text.getSpanStart(pending)
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val end = text.getSpanEnd(pending)
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text.removeSpan(pending)
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if (start < 0 || end < 0 || end < start) return@forEach
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text.delete(start, end)
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}
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val displayName = userColorNameManager.getDisplayName(user, nameFirst)
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val span = ParticipantSpan(user, displayName, roundRadius, spanPadding)
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text.appendCompat(user.screen_name, span, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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text.append(" ")
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} else {
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text.getSpans(0, text.length, ParticipantSpan::class.java).forEach { span ->
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if (user != span.user) {
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return@forEach
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}
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val start = text.getSpanStart(span)
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var end = text.getSpanEnd(span)
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text.removeSpan(span)
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// Also remove last whitespace
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if (end <= text.lastIndex && text[end].isWhitespace()) {
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end += 1
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}
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text.delete(start, end)
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}
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}
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editParticipants.clearComposingText()
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updateCheckState()
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return@itemChecked true
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}
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if (savedInstanceState == null) {
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arguments?.let {
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val users = it.getNullableTypedArray<ParcelableUser>(EXTRA_USERS)
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if (users != null && users.isNotEmpty()) {
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selectedRecipients = users.toList()
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editParticipants.setSelection(editParticipants.length())
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if (it.getBoolean(EXTRA_OPEN_CONVERSATION)) {
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createOrOpenConversation()
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}
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}
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}
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}
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}
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
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return inflater.inflate(R.layout.fragment_messages_conversation_new, container, false)
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}
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override fun onCreateLoader(id: Int, args: Bundle?): Loader<List<ParcelableUser>?> {
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val query = args!!.getString(EXTRA_QUERY)!!
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val fromCache = args.getBoolean(EXTRA_FROM_CACHE)
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val fromUser = args.getBoolean(EXTRA_FROM_USER)
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return CacheUserSearchLoader(requireContext(), accountKey, query, !fromCache, true, fromUser)
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}
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override fun onLoaderReset(loader: Loader<List<ParcelableUser>?>) {
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usersAdapter.data = null
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}
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override fun onLoadFinished(loader: Loader<List<ParcelableUser>?>, data: List<ParcelableUser>?) {
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usersAdapter.data = data
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updateCheckState()
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}
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override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
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inflater.inflate(R.menu.menu_messages_conversation_new, menu)
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}
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override fun onPrepareOptionsMenu(menu: Menu) {
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menu.setItemAvailability(R.id.create_conversation, selectedRecipients.isNotEmpty())
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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when (item.itemId) {
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R.id.create_conversation -> {
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createOrOpenConversation()
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return true
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}
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}
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return super.onOptionsItemSelected(item)
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}
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private fun createOrOpenConversation() {
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val account = this.account
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val context = context ?: return
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val activity = activity ?: return
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val selected = this.selectedRecipients
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if (selected.isEmpty()) return
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val maxParticipants = if (account.isOfficial(context)) {
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defaultFeatures.twitterDirectMessageMaxParticipants
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} else {
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1
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}
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if (selected.size > maxParticipants) {
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editParticipants.error = getString(R.string.error_message_message_too_many_participants)
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return
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}
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val conversation = ParcelableMessageConversation()
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conversation.account_color = account.color
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conversation.account_key = account.key
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conversation.id = "${SendMessageTask.TEMP_CONVERSATION_ID_PREFIX}${System.currentTimeMillis()}"
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conversation.local_timestamp = System.currentTimeMillis()
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conversation.conversation_type = if (selected.size > 1) {
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ConversationType.GROUP
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} else {
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ConversationType.ONE_TO_ONE
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}
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conversation.participants = (selected + account.user).toTypedArray()
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conversation.is_temp = true
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if (conversation.conversation_type == ConversationType.ONE_TO_ONE) {
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val participantKeys = conversation.participants.map(ParcelableUser::key)
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val existingConversation = findMessageConversation(context, accountKey, participantKeys)
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if (existingConversation != null) {
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activity.startActivity(IntentUtils.messageConversation(accountKey, existingConversation.id))
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activity.finish()
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return
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}
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}
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val values = ObjectCursor.valuesCreatorFrom(ParcelableMessageConversation::class.java).create(conversation)
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context.contentResolver.insert(Conversations.CONTENT_URI, values)
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activity.startActivity(IntentUtils.messageConversation(accountKey, conversation.id))
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activity.finish()
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}
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private fun updateCheckState() {
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val selected = selectedRecipients
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usersAdapter.clearCheckState()
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usersAdapter.clearLockedState()
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usersAdapter.setLockedState(accountKey, true)
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selected.forEach { user ->
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usersAdapter.setCheckState(user.key, true)
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}
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usersAdapter.notifyDataSetChanged()
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activity?.invalidateOptionsMenu()
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}
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private fun searchUser(query: String, fromType: Boolean) {
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if (TextUtils.isEmpty(query)) {
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return
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}
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val args = Bundle {
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this[EXTRA_ACCOUNT_KEY] = accountKey
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this[EXTRA_QUERY] = query
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this[EXTRA_FROM_CACHE] = fromType
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}
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if (loaderInitialized) {
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loaderManager.initLoader(0, args, this)
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loaderInitialized = true
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} else {
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loaderManager.restartLoader(0, args, this)
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}
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if (performSearchRequestRunnable != null) {
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editParticipants.removeCallbacks(performSearchRequestRunnable)
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}
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if (fromType) {
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performSearchRequestRunnable = PerformSearchRequestRunnable(query, this)
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editParticipants.postDelayed(performSearchRequestRunnable, 1000L)
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}
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}
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@WorkerThread
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fun findMessageConversation(context: Context, accountKey: UserKey,
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participantKeys: Collection<UserKey>): ParcelableMessageConversation? {
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val resolver = context.contentResolver
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val where = Expression.and(Expression.equalsArgs(Conversations.ACCOUNT_KEY),
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Expression.equalsArgs(Conversations.PARTICIPANT_KEYS)).sql
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val whereArgs = arrayOf(accountKey.toString(), participantKeys.sorted().joinToString(","))
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return resolver.queryOne(Conversations.CONTENT_URI, Conversations.COLUMNS, where, whereArgs,
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null, ParcelableMessageConversation::class.java)
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}
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internal class PerformSearchRequestRunnable(val query: String, fragment: MessageNewConversationFragment) : Runnable {
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val fragmentRef = WeakReference(fragment)
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override fun run() {
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val fragment = fragmentRef.get() ?: return
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fragment.searchUser(query, false)
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}
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}
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class PendingQuerySpan
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class ParticipantSpan(
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val user: ParcelableUser,
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val displayName: String,
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val roundRadius: Float,
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val padding: Float
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) : ReplacementSpan() {
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private var backgroundPaint = Paint(Paint.ANTI_ALIAS_FLAG)
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private var backgroundBounds = RectF()
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private var nameWidth: Float = 0f
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init {
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backgroundPaint.color = 0x20808080
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}
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override fun draw(canvas: Canvas, text: CharSequence, start: Int, end: Int, x: Float, top: Int, y: Int, bottom: Int, paint: Paint) {
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backgroundBounds.set(x, top.toFloat() + padding / 2, x + nameWidth + padding * 2, bottom - padding / 2)
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canvas.drawRoundRect(backgroundBounds, roundRadius, roundRadius, backgroundPaint)
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val textSizeBackup = paint.textSize
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paint.textSize = textSizeBackup - padding
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canvas.drawText(displayName, x + padding, y - padding / 2, paint)
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paint.textSize = textSizeBackup
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}
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override fun getSize(paint: Paint, text: CharSequence, start: Int, end: Int, fm: Paint.FontMetricsInt?): Int {
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val textSizeBackup = paint.textSize
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paint.textSize = textSizeBackup - padding
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nameWidth = paint.measureText(displayName)
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paint.textSize = textSizeBackup
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return Math.round(nameWidth + padding * 2)
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}
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}
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} |