101 lines
3.6 KiB
Kotlin
101 lines
3.6 KiB
Kotlin
package org.pixeldroid.app.posts.feeds.uncachedFeeds
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.lifecycle.ViewModelProvider
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import androidx.lifecycle.lifecycleScope
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import androidx.paging.ExperimentalPagingApi
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import androidx.paging.PagingDataAdapter
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import androidx.recyclerview.widget.DiffUtil
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import androidx.recyclerview.widget.RecyclerView
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import org.pixeldroid.app.R
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import org.pixeldroid.app.posts.StatusViewHolder
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import org.pixeldroid.app.posts.feeds.uncachedFeeds.hashtags.HashTagContentRepository
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import org.pixeldroid.app.posts.feeds.uncachedFeeds.search.SearchContentRepository
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import org.pixeldroid.app.utils.api.objects.Results
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import org.pixeldroid.app.utils.api.objects.Status
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import org.pixeldroid.app.utils.api.objects.Tag.Companion.HASHTAG_TAG
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import org.pixeldroid.app.utils.displayDimensionsInPx
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/**
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* Fragment to show a list of [Status]es, as a result of a search or a hashtag.
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*/
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class UncachedPostsFragment : UncachedFeedFragment<Status>() {
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private var hashtagOrQuery: String? = null
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private var search: Boolean = false
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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adapter = PostsAdapter(requireContext().displayDimensionsInPx())
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hashtagOrQuery = arguments?.getString(HASHTAG_TAG)
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if(hashtagOrQuery == null){
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search = true
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hashtagOrQuery = arguments?.getString("searchFeed")!!
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}
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}
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@OptIn(ExperimentalPagingApi::class)
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override fun onCreateView(
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inflater: LayoutInflater, container: ViewGroup?,
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savedInstanceState: Bundle?
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): View? {
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val view = super.onCreateView(inflater, container, savedInstanceState)
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// get the view model
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@Suppress("UNCHECKED_CAST")
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viewModel = if(search) {
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ViewModelProvider(
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requireActivity(), ViewModelFactory(
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SearchContentRepository<Status>(
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apiHolder.setToCurrentUser(),
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Results.SearchType.statuses,
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hashtagOrQuery!!
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)
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)
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)["searchPosts", FeedViewModel::class.java] as FeedViewModel<Status>
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} else {
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ViewModelProvider(requireActivity(), ViewModelFactory(
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HashTagContentRepository(
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apiHolder.setToCurrentUser(),
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hashtagOrQuery!!
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)
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)
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)[HASHTAG_TAG, FeedViewModel::class.java] as FeedViewModel<Status>
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}
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launch()
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initSearch()
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return view
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}
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inner class PostsAdapter(private val displayDimensionsInPx: Pair<Int, Int>) : PagingDataAdapter<Status, RecyclerView.ViewHolder>(
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object : DiffUtil.ItemCallback<Status>() {
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override fun areItemsTheSame(oldItem: Status, newItem: Status): Boolean {
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return oldItem.id == newItem.id
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}
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override fun areContentsTheSame(oldItem: Status, newItem: Status): Boolean =
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oldItem.id == newItem.id
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}
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) {
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
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return StatusViewHolder.create(parent)
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}
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override fun getItemViewType(position: Int): Int = R.layout.post_fragment
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override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
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getItem(position)?.let {
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(holder as StatusViewHolder).bind(it, apiHolder, db, lifecycleScope, displayDimensionsInPx)
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}
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}
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}
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} |