193 lines
6.9 KiB
Kotlin
193 lines
6.9 KiB
Kotlin
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2014 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.activity
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import android.app.Activity
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import android.content.Intent
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import android.os.Bundle
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import androidx.loader.app.LoaderManager
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import androidx.loader.content.Loader
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import android.text.TextUtils.isEmpty
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import android.view.View
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import android.widget.AdapterView
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import android.widget.AdapterView.OnItemClickListener
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import android.widget.ListView
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import kotlinx.android.synthetic.main.activity_user_selector.*
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import kotlinx.android.synthetic.main.layout_list_with_empty_view.*
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import org.mariotaku.ktextension.Bundle
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import org.mariotaku.ktextension.isNotNullOrEmpty
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import org.mariotaku.ktextension.set
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import org.mariotaku.twidere.R
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import org.mariotaku.twidere.adapter.SimpleParcelableUsersAdapter
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import org.mariotaku.twidere.app.TwidereApplication
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import org.mariotaku.twidere.constant.IntentConstants.*
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import org.mariotaku.twidere.loader.CacheUserSearchLoader
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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.util.EditTextEnterHandler
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import org.mariotaku.twidere.util.ParseUtils
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import org.mariotaku.twidere.util.view.SimpleTextWatcher
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class UserSelectorActivity : BaseActivity(), OnItemClickListener, LoaderManager.LoaderCallbacks<List<ParcelableUser>> {
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private lateinit var adapter: SimpleParcelableUsersAdapter
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private val accountKey: UserKey?
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get() = intent.getParcelableExtra<UserKey>(EXTRA_ACCOUNT_KEY)
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private var loaderInitialized: Boolean = false
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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val accountKey = this.accountKey ?: run {
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finish()
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return
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}
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setContentView(R.layout.activity_user_selector)
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val enterHandler = EditTextEnterHandler.attach(editScreenName, object : EditTextEnterHandler.EnterListener {
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override fun onHitEnter(): Boolean {
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val screenName = ParseUtils.parseString(editScreenName.text)
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searchUser(accountKey, screenName, false)
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return true
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}
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override fun shouldCallListener(): Boolean {
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return true
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}
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}, true)
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enterHandler.addTextChangedListener(object : SimpleTextWatcher {
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override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {
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searchUser(accountKey, s.toString(), true)
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}
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})
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screenNameConfirm.setOnClickListener {
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val screenName = ParseUtils.parseString(editScreenName.text)
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searchUser(accountKey, screenName, false)
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}
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if (savedInstanceState == null) {
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editScreenName.setText(intent.getStringExtra(EXTRA_SCREEN_NAME))
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}
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adapter = SimpleParcelableUsersAdapter(this, requestManager = requestManager)
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listView.adapter = adapter
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listView.onItemClickListener = this
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showSearchHint()
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}
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override fun onItemClick(view: AdapterView<*>, child: View, position: Int, id: Long) {
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val list = view as ListView
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val user = adapter.getItem(position - list.headerViewsCount) ?: return
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val data = Intent()
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data.setExtrasClassLoader(TwidereApplication::class.java.classLoader)
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data.putExtra(EXTRA_USER, user)
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data.putExtra(EXTRA_EXTRAS, intent.getBundleExtra(EXTRA_EXTRAS))
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setResult(Activity.RESULT_OK, data)
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finish()
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}
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override fun onCreateLoader(id: Int, args: Bundle?): Loader<List<ParcelableUser>> {
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val accountKey = args?.getParcelable<UserKey>(EXTRA_ACCOUNT_KEY)!!
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val query = args.getString(EXTRA_QUERY).orEmpty()
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val fromCache = args.getBoolean(EXTRA_FROM_CACHE)
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if (!fromCache) {
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showProgress()
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}
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return CacheUserSearchLoader(this, accountKey, query, !fromCache,
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fromCache = true,
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fromUser = true
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)
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}
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override fun onLoaderReset(loader: Loader<List<ParcelableUser>>) {
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adapter.setData(null, true)
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}
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override fun onLoadFinished(loader: Loader<List<ParcelableUser>>, data: List<ParcelableUser>?) {
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progressContainer.visibility = View.GONE
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listContainer.visibility = View.VISIBLE
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adapter.setData(data, true)
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loader as CacheUserSearchLoader
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when {
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data.isNotNullOrEmpty() -> {
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showList()
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}
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loader.query.isEmpty() -> {
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showSearchHint()
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}
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else -> {
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showNotFound()
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}
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}
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}
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private fun searchUser(accountKey: UserKey, query: String, fromCache: Boolean) {
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if (isEmpty(query)) {
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showSearchHint()
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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] = fromCache
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}
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if (loaderInitialized) {
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supportLoaderManager.initLoader(0, args, this)
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loaderInitialized = true
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} else {
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supportLoaderManager.restartLoader(0, args, this)
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}
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}
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private fun showProgress() {
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progressContainer.visibility = View.VISIBLE
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listContainer.visibility = View.GONE
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}
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private fun showSearchHint() {
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progressContainer.visibility = View.GONE
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listContainer.visibility = View.VISIBLE
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emptyView.visibility = View.VISIBLE
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listView.visibility = View.GONE
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emptyIcon.setImageResource(R.drawable.ic_info_search)
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emptyText.text = getText(R.string.search_hint_users)
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}
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private fun showNotFound() {
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progressContainer.visibility = View.GONE
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listContainer.visibility = View.VISIBLE
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emptyView.visibility = View.VISIBLE
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listView.visibility = View.GONE
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emptyIcon.setImageResource(R.drawable.ic_info_search)
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emptyText.text = getText(R.string.search_hint_users)
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}
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private fun showList() {
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progressContainer.visibility = View.GONE
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listContainer.visibility = View.VISIBLE
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listView.visibility = View.VISIBLE
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emptyView.visibility = View.GONE
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}
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}
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