132 lines
3.6 KiB
Kotlin
132 lines
3.6 KiB
Kotlin
package com.h.pixeldroid.posts.feeds.uncachedFeeds.search
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import android.annotation.SuppressLint
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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 android.widget.TextView
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import androidx.lifecycle.ViewModelProvider
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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 com.h.pixeldroid.R
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import com.h.pixeldroid.databinding.FragmentTagsBinding
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import com.h.pixeldroid.posts.feeds.uncachedFeeds.FeedViewModel
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import com.h.pixeldroid.posts.feeds.uncachedFeeds.UncachedFeedFragment
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import com.h.pixeldroid.posts.feeds.uncachedFeeds.ViewModelFactory
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import com.h.pixeldroid.utils.api.objects.Results
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import com.h.pixeldroid.utils.api.objects.Tag
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/**
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* Fragment to show a list of [hashtag][Tag]s, as a result of a search.
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*/
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class SearchHashtagFragment : UncachedFeedFragment<Tag>() {
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private lateinit var query: String
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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adapter = HashTagAdapter()
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query = arguments?.getSerializable("searchFeed") as String
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}
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@ExperimentalPagingApi
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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 = ViewModelProvider(this, ViewModelFactory(
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SearchContentRepository<Tag>(
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apiHolder.setToCurrentUser(),
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Results.SearchType.hashtags,
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query
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)
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)
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)
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.get(FeedViewModel::class.java) as FeedViewModel<Tag>
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launch()
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initSearch()
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return view
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}
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}
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class HashTagAdapter : PagingDataAdapter<Tag, RecyclerView.ViewHolder>(
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UIMODEL_COMPARATOR
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) {
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
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return HashTagViewHolder.create(parent)
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}
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override fun getItemViewType(position: Int): Int {
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return R.layout.fragment_tags
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}
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override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
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val uiModel = getItem(position)
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uiModel.let {
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(holder as HashTagViewHolder).bind(it)
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}
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}
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companion object {
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private val UIMODEL_COMPARATOR = object : DiffUtil.ItemCallback<Tag>() {
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override fun areItemsTheSame(oldItem: Tag, newItem: Tag): Boolean {
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return oldItem.id == newItem.id
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}
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override fun areContentsTheSame(oldItem: Tag, newItem: Tag): Boolean =
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oldItem == newItem
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}
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}
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}
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/**
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* View Holder for a [Tag] RecyclerView list item.
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*/
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class HashTagViewHolder(binding: FragmentTagsBinding) : RecyclerView.ViewHolder(binding.root) {
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private val name : TextView = binding.tagName
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private var tag: Tag? = null
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init {
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itemView.setOnClickListener {
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//TODO
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}
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}
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fun bind(tag: Tag?) {
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this.tag = tag
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@SuppressLint("SetTextI18n")
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name.text = "#" + tag?.name
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}
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companion object {
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fun create(parent: ViewGroup): HashTagViewHolder {
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val itemBinding = FragmentTagsBinding.inflate(
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LayoutInflater.from(parent.context), parent, false
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)
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return HashTagViewHolder(itemBinding)
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}
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}
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} |