74 lines
2.7 KiB
Kotlin
74 lines
2.7 KiB
Kotlin
/*
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* Copyright 2023 Tusky Contributors
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* 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 along with Tusky; if not,
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* see <http://www.gnu.org/licenses>.
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*/
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package com.keylesspalace.tusky.components.notifications
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import android.view.LayoutInflater
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import android.view.ViewGroup
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import androidx.core.view.isVisible
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import androidx.paging.LoadState
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import androidx.recyclerview.widget.RecyclerView
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import com.keylesspalace.tusky.R
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import com.keylesspalace.tusky.databinding.ItemNotificationsLoadStateFooterViewBinding
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import java.net.SocketTimeoutException
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/**
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* Display the header/footer loading state to the user.
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*
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* Either:
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*
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* 1. A page is being loaded, display a progress view, or
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* 2. An error occurred, display an error message with a "retry" button
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*
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* @param retry function to invoke if the user clicks the "retry" button
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*/
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class NotificationsLoadStateViewHolder(
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private val binding: ItemNotificationsLoadStateFooterViewBinding,
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retry: () -> Unit
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) : RecyclerView.ViewHolder(binding.root) {
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init {
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binding.retryButton.setOnClickListener { retry.invoke() }
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}
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fun bind(loadState: LoadState) {
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if (loadState is LoadState.Error) {
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val ctx = binding.root.context
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binding.errorMsg.text = when (loadState.error) {
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is SocketTimeoutException -> ctx.getString(R.string.socket_timeout_exception)
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// Other exceptions to consider:
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// - UnknownHostException, default text is:
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// Unable to resolve "%s": No address associated with hostname
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else -> loadState.error.localizedMessage
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}
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}
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binding.progressBar.isVisible = loadState is LoadState.Loading
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binding.retryButton.isVisible = loadState is LoadState.Error
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binding.errorMsg.isVisible = loadState is LoadState.Error
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}
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companion object {
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fun create(parent: ViewGroup, retry: () -> Unit): NotificationsLoadStateViewHolder {
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val binding = ItemNotificationsLoadStateFooterViewBinding.inflate(
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LayoutInflater.from(parent.context),
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parent,
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false
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)
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return NotificationsLoadStateViewHolder(binding, retry)
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}
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}
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}
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