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srtvprateeksrtvprateek
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feature(plugin): added data selector utility (#308)
1 parent b84a1b0 commit e3c50d2

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‎pluto-plugins/base/lib/src/main/java/com/pluto/utilities/selector/DataSelector.kt‎

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package com.pluto.utilities.selector
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import androidx.activity.ComponentActivity
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import androidx.activity.viewModels
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.activityViewModels
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import androidx.lifecycle.LiveData
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import androidx.lifecycle.MediatorLiveData
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import androidx.lifecycle.ViewModel
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import com.pluto.utilities.SingleLiveEvent
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import com.pluto.utilities.list.ListItem
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class Selector : ViewModel() {
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internal val singleChoiceData: LiveData<SelectorData<SelectorOption>>
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get() = _singleChoiceData
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private val _singleChoiceData = SingleLiveEvent<SelectorData<SelectorOption>>()
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internal val singleChoiceResult = SingleLiveEvent<SelectorOption>()
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internal val multiChoiceData: LiveData<SelectorData<List<SelectorOption>>>
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get() = _multiChoiceData
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private val _multiChoiceData = SingleLiveEvent<SelectorData<List<SelectorOption>>>()
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internal val multiChoiceResult = SingleLiveEvent<List<SelectorOption>>()
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val data = MediatorLiveData<Any>()
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init {
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data.addSource(singleChoiceData) { data.postValue(it) }
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data.addSource(multiChoiceData) { data.postValue(it) }
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}
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fun selectSingle(title: String, list: List<SelectorOption>, preSelected: SelectorOption? = null): SingleLiveEvent<SelectorOption> {
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_singleChoiceData.postValue(SelectorData(title, list, preSelected))
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return singleChoiceResult
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}
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fun selectMultiple(title: String, list: List<SelectorOption>, preSelected: List<SelectorOption>? = null): SingleLiveEvent<List<SelectorOption>> {
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_multiChoiceData.postValue(SelectorData(title, list, preSelected))
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return multiChoiceResult
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}
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}
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abstract class SelectorOption : ListItem() {
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abstract fun displayText(): String
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}
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internal data class SelectorData<T>(val title: String, val list: List<SelectorOption>, val preSelected: T?)
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fun Fragment.lazyDataSelector(): Lazy<Selector> = activityViewModels()
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fun ComponentActivity.lazyDataSelector(): Lazy<Selector> = viewModels()

‎pluto-plugins/base/lib/src/main/java/com/pluto/utilities/selector/ui/DataSelectorDialog.kt‎

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package com.pluto.utilities.selector.ui
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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.View.GONE
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import android.view.ViewGroup
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import com.google.android.material.bottomsheet.BottomSheetBehavior
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import com.google.android.material.bottomsheet.BottomSheetDialog
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import com.google.android.material.bottomsheet.BottomSheetDialogFragment
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import com.pluto.plugin.R
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import com.pluto.plugin.databinding.PlutoSelectorDialogBinding
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import com.pluto.utilities.SingleLiveEvent
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import com.pluto.utilities.device.Device
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import com.pluto.utilities.extensions.dp
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import com.pluto.utilities.list.CustomItemDecorator
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import com.pluto.utilities.list.DiffAwareAdapter
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import com.pluto.utilities.list.DiffAwareHolder
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import com.pluto.utilities.list.ListItem
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import com.pluto.utilities.selector.SelectorData
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import com.pluto.utilities.selector.SelectorOption
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import com.pluto.utilities.selector.lazyDataSelector
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import com.pluto.utilities.setOnDebounceClickListener
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import com.pluto.utilities.viewBinding
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class DataSelectorDialog : BottomSheetDialogFragment() {
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private val binding by viewBinding(PlutoSelectorDialogBinding::bind)
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private val selector by lazyDataSelector()
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View =
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inflater.inflate(R.layout.pluto___selector_dialog, container, false)
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override fun getTheme(): Int = R.style.PlutoBottomSheetDialogTheme
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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dialog?.setOnShowListener {
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val dialog = it as BottomSheetDialog
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val bottomSheet = dialog.findViewById<View>(R.id.design_bottom_sheet)
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bottomSheet?.let {
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dialog.behavior.peekHeight = Device(requireContext()).screen.heightPx
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dialog.behavior.state = BottomSheetBehavior.STATE_EXPANDED
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}
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}
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selector.singleChoiceData.observe(viewLifecycleOwner) {
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binding.title.text = it.title
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setupSingleChoiceUI(it)
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}
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selector.multiChoiceData.observe(viewLifecycleOwner) {
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binding.title.text = it.title
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setupMultiChoiceUI(it)
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}
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}
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private fun setupSingleChoiceUI(data: SelectorData<SelectorOption>) {
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binding.doneCta.visibility = GONE
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binding.clear.visibility = GONE
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binding.list.apply {
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adapter = SingleSelectorAdapter(
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object : DiffAwareAdapter.OnActionListener {
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override fun onAction(action: String, data: ListItem, holder: DiffAwareHolder) {
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if (data is SelectorOption) {
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selector.singleChoiceResult.postValue(data)
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dismiss()
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}
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}
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},
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data.preSelected
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).apply { this.list = data.list }
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addItemDecoration(CustomItemDecorator(requireContext(), DECORATOR_DIVIDER_PADDING))
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}
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}
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private fun setupMultiChoiceUI(data: SelectorData<List<SelectorOption>>) {
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val tempSelectedOptionLiveData = SingleLiveEvent<List<SelectorOption>>()
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data.preSelected.let { tempSelectedOptionLiveData.postValue(it) }
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binding.list.apply {
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adapter = MultiSelectorAdapter(
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object : DiffAwareAdapter.OnActionListener {
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override fun onAction(action: String, data: ListItem, holder: DiffAwareHolder) {
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if (data is SelectorOption) {
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val tempSet = tempSelectedOptionLiveData.value?.toHashSet() ?: hashSetOf()
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if (!tempSet.add(data)) {
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tempSet.remove(data)
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}
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tempSelectedOptionLiveData.postValue(tempSet.toList())
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}
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}
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},
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tempSelectedOptionLiveData
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).apply { this.list = data.list }
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addItemDecoration(CustomItemDecorator(requireContext(), DECORATOR_DIVIDER_PADDING))
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}
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binding.doneCta.setOnDebounceClickListener {
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selector.multiChoiceResult.postValue(tempSelectedOptionLiveData.value?.toList() ?: emptyList())
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dismiss()
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}
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binding.clear.setOnDebounceClickListener {
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selector.multiChoiceResult.postValue(emptyList())
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dismiss()
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}
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}
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private companion object {
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val DECORATOR_DIVIDER_PADDING = 16f.dp.toInt()
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}
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}

‎pluto-plugins/base/lib/src/main/java/com/pluto/utilities/selector/ui/MultiSelectorAdapter.kt‎

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package com.pluto.utilities.selector.ui
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import android.view.ViewGroup
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import androidx.lifecycle.Observer
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import com.pluto.plugin.R
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import com.pluto.plugin.databinding.PlutoMultiChoiceSelectorItemBinding
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import com.pluto.utilities.SingleLiveEvent
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import com.pluto.utilities.extensions.inflate
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import com.pluto.utilities.list.BaseAdapter
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import com.pluto.utilities.list.DiffAwareAdapter
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import com.pluto.utilities.list.DiffAwareHolder
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import com.pluto.utilities.list.ListItem
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import com.pluto.utilities.selector.SelectorOption
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import com.pluto.utilities.setOnDebounceClickListener
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import com.pluto.utilities.spannable.setSpan
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internal class MultiSelectorAdapter(
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private val listener: OnActionListener,
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private val selectedLiveData: SingleLiveEvent<List<SelectorOption>>
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) : BaseAdapter() {
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override fun getItemViewType(item: ListItem): Int = 1
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override fun onViewHolderCreated(parent: ViewGroup, viewType: Int) = MultiSelectorItemHolder(parent, listener, selectedLiveData)
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}
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internal class MultiSelectorItemHolder(
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parent: ViewGroup,
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listener: DiffAwareAdapter.OnActionListener,
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private val selectedLiveData: SingleLiveEvent<List<SelectorOption>>
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) : DiffAwareHolder(parent.inflate(R.layout.pluto___multi_choice_selector_item), listener) {
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private val binding = PlutoMultiChoiceSelectorItemBinding.bind(itemView)
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override fun onBind(item: ListItem) {
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if (item is SelectorOption) {
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binding.title.setSpan {
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append(item.displayText())
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}
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binding.root.setOnDebounceClickListener {
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onAction("click")
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}
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}
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}
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override fun onAttachViewHolder() {
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super.onAttachViewHolder()
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selectedLiveData.observeForever(selectedChoicesObserver)
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}
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override fun onDetachViewHolder() {
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super.onDetachViewHolder()
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selectedLiveData.removeObserver(selectedChoicesObserver)
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}
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private val selectedChoicesObserver = Observer<List<SelectorOption>> {
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binding.checkbox.isSelected = it?.contains(item) ?: run { false }
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}
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}

‎pluto-plugins/base/lib/src/main/java/com/pluto/utilities/selector/ui/SingleSelectorAdapter.kt‎

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package com.pluto.utilities.selector.ui
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import android.view.ViewGroup
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import com.pluto.plugin.R
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import com.pluto.plugin.databinding.PlutoSingleChoiceSelectorItemBinding
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import com.pluto.utilities.extensions.inflate
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import com.pluto.utilities.list.BaseAdapter
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import com.pluto.utilities.list.DiffAwareAdapter
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import com.pluto.utilities.list.DiffAwareHolder
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import com.pluto.utilities.list.ListItem
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import com.pluto.utilities.selector.SelectorOption
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import com.pluto.utilities.setOnDebounceClickListener
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import com.pluto.utilities.spannable.setSpan
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internal class SingleSelectorAdapter(private val listener: OnActionListener, private val selected: SelectorOption?) : BaseAdapter() {
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override fun getItemViewType(item: ListItem): Int = 1
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override fun onViewHolderCreated(parent: ViewGroup, viewType: Int): DiffAwareHolder = SingleSelectorItemHolder(parent, listener, selected)
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}
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internal class SingleSelectorItemHolder(
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parent: ViewGroup,
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listener: DiffAwareAdapter.OnActionListener,
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private val selected: SelectorOption?
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) : DiffAwareHolder(parent.inflate(R.layout.pluto___single_choice_selector_item), listener) {
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private val binding = PlutoSingleChoiceSelectorItemBinding.bind(itemView)
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override fun onBind(item: ListItem) {
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if (item is SelectorOption) {
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binding.title.setSpan {
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append(item.displayText())
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}
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binding.radio.isSelected = selected?.let { it == item } ?: run { false }
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binding.root.setOnDebounceClickListener {
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onAction("click")
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}
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}
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}
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}

‎pluto-plugins/base/lib/src/main/res/drawable/pluto___ic_check_box.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:drawable="@drawable/pluto___ic_check_box_selected" android:state_selected="true" />
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<item android:drawable="@drawable/pluto___ic_check_box_unselected" />
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</selector>

‎pluto-plugins/base/lib/src/main/res/drawable/pluto___ic_check_box_selected.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24">
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<path
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android:fillColor="@color/pluto___blue"
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android:pathData="M19,3L5,3c-1.11,0 -2,0.9 -2,2v14c0,1.1 0.89,2 2,2h14c1.11,0 2,-0.9 2,-2L21,5c0,-1.1 -0.89,-2 -2,-2zM10,17l-5,-5 1.41,-1.41L10,14.17l7.59,-7.59L19,8l-9,9z" />
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</vector>

‎pluto-plugins/base/lib/src/main/res/drawable/pluto___ic_check_box_unselected.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24">
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<path
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android:fillColor="@color/pluto___dark_40"
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android:pathData="M19,5v14H5V5h14m0,-2H5c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h14c1.1,0 2,-0.9 2,-2V5c0,-1.1 -0.9,-2 -2,-2z" />
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</vector>

‎pluto-plugins/base/lib/src/main/res/drawable/pluto___ic_radio.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:drawable="@drawable/pluto___ic_radio_selected" android:state_selected="true" />
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<item android:drawable="@drawable/pluto___ic_radio_unselected" />
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</selector>

‎pluto-plugins/base/lib/src/main/res/drawable/pluto___ic_radio_selected.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24">
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<path
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android:fillColor="@color/pluto___blue"
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android:pathData="M12,7c-2.76,0 -5,2.24 -5,5s2.24,5 5,5 5,-2.24 5,-5 -2.24,-5 -5,-5zM12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM12,20c-4.42,0 -8,-3.58 -8,-8s3.58,-8 8,-8 8,3.58 8,8 -3.58,8 -8,8z" />
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</vector>

‎pluto-plugins/base/lib/src/main/res/drawable/pluto___ic_radio_unselected.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24"
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android:viewportHeight="24">
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<path
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android:fillColor="@color/pluto___dark_40"
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android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM12,20c-4.42,0 -8,-3.58 -8,-8s3.58,-8 8,-8 8,3.58 8,8 -3.58,8 -8,8z" />
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</vector>

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