434 lines
13 KiB
Kotlin
434 lines
13 KiB
Kotlin
package com.gh.common.util
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import android.content.ClipboardManager
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import android.content.Context
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import android.text.Editable
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import android.text.Html
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import android.text.Spanned
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import android.text.TextWatcher
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import android.util.TypedValue
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import android.view.Gravity
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import android.view.View
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import android.widget.PopupWindow
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import android.widget.TextView
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import androidx.annotation.ColorRes
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import androidx.core.text.HtmlCompat
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.FragmentActivity
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import androidx.lifecycle.*
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import androidx.recyclerview.widget.RecyclerView
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import androidx.viewpager.widget.ViewPager
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import com.facebook.drawee.view.SimpleDraweeView
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import com.gh.common.constant.Config
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import com.gh.common.constant.Constants
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import com.gh.gamecenter.BuildConfig
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import com.gh.gamecenter.R
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import com.google.gson.reflect.TypeToken
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import com.halo.assistant.HaloApp
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import com.lightgame.utils.Utils
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import okhttp3.MediaType
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import okhttp3.RequestBody
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import java.net.URI
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import kotlin.math.abs
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/**
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* 创建以 activity 为观察者上下文的 viewModel
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*/
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inline fun <reified VM : ViewModel> FragmentActivity.viewModelProvider(
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provider: ViewModelProvider.Factory? = null
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) =
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ViewModelProviders.of(this, provider).get(VM::class.java)
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/**
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* 创建以 activity 为观察者上下文的 viewModel
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*/
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inline fun <reified VM : ViewModel> Fragment.viewModelProviderFromParent(
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provider: ViewModelProvider.Factory? = null
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) =
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ViewModelProviders.of(requireActivity(), provider).get(VM::class.java)
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/**
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* 创建以 fragment 为观察者上下文的 viewModel
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*/
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inline fun <reified VM : ViewModel> Fragment.viewModelProvider(
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provider: ViewModelProvider.Factory? = null
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) =
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ViewModelProviders.of(this, provider).get(VM::class.java)
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/**
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*
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* ViewPager Extensions
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*
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*/
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fun ViewPager.doOnPageSelected(action: (position: Int) -> Unit) = addOnPageChangeListener(onSelected = action)
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fun ViewPager.addOnPageChangeListener(onSelected: ((position: Int) -> Unit)? = null) {
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val listener = object : ViewPager.OnPageChangeListener {
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override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {
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// Do nothing.
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}
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override fun onPageSelected(position: Int) {
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onSelected?.invoke(position)
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}
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override fun onPageScrollStateChanged(state: Int) {
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// Do nothing.
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}
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}
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addOnPageChangeListener(listener)
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}
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fun ViewPager.addOnScrollStateChanged(onStateChanged: ((state: Int) -> Unit)? = null) {
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val listener = object : ViewPager.OnPageChangeListener {
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override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {
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}
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override fun onPageSelected(position: Int) {
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}
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override fun onPageScrollStateChanged(state: Int) {
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onStateChanged?.invoke(state)
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}
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}
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addOnPageChangeListener(listener)
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}
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/**
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* RecyclerView Extensions
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*/
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// 监听滚动距离
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fun RecyclerView.doOnScrolledSpecificDistance(distanceX: Int = 0, distanceY: Int = 0, singleTimeEvent: Boolean = false, action: () -> Unit) {
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val listener = object : RecyclerView.OnScrollListener() {
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override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
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super.onScrolled(recyclerView, dx, dy)
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if ((distanceX != 0 && abs(dx) > distanceX) || (distanceY != 0 && abs(dy) > distanceY)) {
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action.invoke()
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if (singleTimeEvent) {
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removeOnScrollListener(this)
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}
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}
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}
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}
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addOnScrollListener(listener)
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}
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/**
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* View Extensions
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*/
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fun View.visibleIf(predicate: Boolean) {
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visibility = if (predicate) {
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View.VISIBLE
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} else {
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View.INVISIBLE
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}
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}
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fun View.goneIf(predicate: Boolean) {
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visibility = if (predicate) {
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View.GONE
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} else {
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View.VISIBLE
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}
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}
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fun View.addSelectableItemBackground() {
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val outValue = TypedValue()
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context.theme.resolveAttribute(android.R.attr.selectableItemBackground, outValue, true)
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setBackgroundResource(outValue.resourceId);
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}
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fun View.removeSelectableItemBackground() {
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background = null
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}
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/**
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* LiveData Extensions
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*/
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fun <T> LiveData<T?>.observeNonNull(owner: LifecycleOwner, callback: (T) -> Unit) {
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observe(owner, Observer { value ->
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if (value != null) {
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callback(value)
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}
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})
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}
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/**
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* Login related extensions
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*/
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fun Fragment.ifLogin(entrance: String, action: (() -> Unit)? = null) {
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requireContext().ifLogin(entrance, action)
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}
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fun Context.ifLogin(entrance: String, action: (() -> Unit)? = null) {
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CheckLoginUtils.checkLogin(this, entrance, action)
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}
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/**
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* Gson related extensions.
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*/
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inline fun <reified T : Any> String.toObject(): T? {
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return try {
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GsonUtils.gson.fromJson(this, object : TypeToken<T>() {}.type)
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} catch (e: Exception) {
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e.printStackTrace()
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null
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}
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}
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inline fun <reified T : Any> T.toJson(): String {
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return GsonUtils.toJson(this)
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}
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/**
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* 在限定 interval 里只触发一次 action
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*/
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fun debounceActionWithInterval(id: Int, interval: Long = 300, action: (() -> Unit)? = null) {
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if (!ClickUtils.isFastDoubleClick(id, interval)) {
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action?.invoke()
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}
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}
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fun View.debounceActionWithInterval(interval: Long = 300, action: (() -> Unit)? = null) {
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debounceActionWithInterval(this.id, interval, action)
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}
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/**
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* 告诉需要返回 true or false 的外层这个事件已经被消费（即返回 true）
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*/
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inline fun consume(f: () -> Unit): Boolean {
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f()
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return true
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}
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/**
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* 简化那些不得不写 try catch 的代码块
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*/
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inline fun tryWithDefaultCatch(action: (() -> Unit)) {
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try {
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action.invoke()
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} catch (e: Throwable) {
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e.printStackTrace()
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}
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}
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/**
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* String related
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*/
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fun String.fromHtml(): Spanned {
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return HtmlCompat.fromHtml(this, HtmlCompat.FROM_HTML_MODE_LEGACY)
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}
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// 去掉文章/答案的插入内容
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fun String.removeInsertedContent(): String {
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val textRegex = "(?s)<div class=\"gh-internal-content content-right\".*?</div>"
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return this.replace(textRegex.toRegex(), "")
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}
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// 去除视频相关文本
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fun String.removeVideoContent(): String {
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val videoRegex = "(?s)<div class=\"insert-video-container\".*?</div>"
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return this.replace(videoRegex.toRegex(), "")
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}
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// 完全地清除所有 Html 格式
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fun String.clearHtmlFormatCompletely(): String {
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return Html.fromHtml(this).toString().replace('\n', 32.toChar())
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.replace(160.toChar(), 32.toChar()).replace(65532.toChar(), 32.toChar()).trim { it <= ' ' }
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}
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// 如果该字符串长度超过固定长度的话，从头开始截取固定长度并返回
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fun String.subStringIfPossible(length: Int): String {
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return if (this.length > length) {
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this.substring(0, length)
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} else {
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this
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}
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}
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fun String.copyTextAndToast(toastText: String = "复制成功") {
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val application = HaloApp.getInstance().application
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val cmb = application.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
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cmb.text = this
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Utils.toast(application, toastText)
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}
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fun Map<String, String>.createRequestBody(): RequestBody {
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val json = GsonUtils.toJson(this)
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return RequestBody.create(MediaType.parse("application/json"), json)
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}
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// 对在浏览器(WebView)显示的路径进行转码
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fun String.decodeURI(): String {
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return URI(null, null, this, null).rawPath
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}
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/**
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* 根据手机的分辨率从 dip(像素) 的单位 转成为 px
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*/
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fun Float.dip2px(): Int {
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val scale = HaloApp.getInstance().application.resources.displayMetrics.density
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return (this * scale + 0.5f).toInt()
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}
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/**
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* 根据手机的分辨率从 px(像素) 的单位 转成为 dip
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*/
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fun Float.px2dip(): Int {
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val scale = HaloApp.getInstance().application.resources.displayMetrics.density
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return (this / scale + 0.5f).toInt()
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}
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/**
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* PopupWindow 自动适配方向
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*/
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fun PopupWindow.showAutoOrientation(anchorView: View, distanceY: Int = 0) {
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val windowPos = IntArray(2)
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val anchorLoc = IntArray(2)
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// 获取锚点View在屏幕上的左上角坐标位置
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anchorView.getLocationOnScreen(anchorLoc)
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val anchorHeight = anchorView.height + distanceY
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// 获取屏幕的高宽
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val screenHeight = anchorView.context.resources.displayMetrics.heightPixels
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val screenWidth = anchorView.context.resources.displayMetrics.widthPixels
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// 测量contentView
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contentView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED)
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// 计算contentView的高宽
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val windowHeight = contentView.measuredHeight
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val windowWidth = contentView.measuredWidth
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// 判断需要向上弹出还是向下弹出显示
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val isNeedShowUp = screenHeight - anchorLoc[1] - anchorHeight < windowHeight
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if (isNeedShowUp) {
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windowPos[0] = screenWidth - windowWidth
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windowPos[1] = anchorLoc[1] - windowHeight
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} else {
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windowPos[0] = screenWidth - windowWidth
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windowPos[1] = anchorLoc[1] + anchorHeight
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}
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animationStyle = R.style.popwindow_option_anim_style
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showAtLocation(anchorView, Gravity.TOP or Gravity.START, windowPos[0], windowPos[1])
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}
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/**
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* 权限相关
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*/
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fun Fragment.checkReadPhoneStateAndStoragePermissionBeforeAction(action: (() -> Unit)) {
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PermissionHelper.checkReadPhoneStateAndStoragePermissionBeforeAction(requireContext(), object : EmptyCallback {
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override fun onCallback() {
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action.invoke()
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}
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})
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}
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fun Fragment.checkReadPhoneStatePermissionBeforeAction(action: (() -> Unit)) {
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PermissionHelper.checkReadPhoneStatePermissionBeforeAction(requireContext(), object : EmptyCallback {
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override fun onCallback() {
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action.invoke()
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}
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})
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}
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fun Fragment.checkStoragePermissionBeforeAction(action: (() -> Unit)) {
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PermissionHelper.checkStoragePermissionBeforeAction(requireContext(), object : EmptyCallback {
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override fun onCallback() {
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action.invoke()
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}
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})
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}
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fun FragmentActivity.checkReadPhoneStateAndStoragePermissionBeforeAction(action: (() -> Unit)) {
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PermissionHelper.checkReadPhoneStateAndStoragePermissionBeforeAction(this, object : EmptyCallback {
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override fun onCallback() {
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action.invoke()
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}
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})
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}
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fun FragmentActivity.checkReadPhoneStatePermissionBeforeAction(action: (() -> Unit)) {
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PermissionHelper.checkReadPhoneStatePermissionBeforeAction(this, object : EmptyCallback {
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override fun onCallback() {
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action.invoke()
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}
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})
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}
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fun FragmentActivity.checkStoragePermissionBeforeAction(action: (() -> Unit)) {
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PermissionHelper.checkStoragePermissionBeforeAction(this, object : EmptyCallback {
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override fun onCallback() {
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action.invoke()
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}
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})
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}
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/**
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* TextView related.
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*/
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fun TextView.setTextWithHighlightedTextWrappedInsideWrapper(text: CharSequence,
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wrapper: String = Constants.DEFAULT_TEXT_WRAPPER,
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@ColorRes
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highlightColorId: Int = R.color.theme,
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copyClickedText: Boolean = false,
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highlightedTextClickListener: (() -> Unit)? = null) {
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TextHelper.highlightTextThatIsWrappedInsideWrapper(this, text, wrapper, highlightColorId, object : SimpleCallback<String> {
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override fun onCallback(arg: String) {
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if (copyClickedText) {
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arg.copyTextAndToast("已复制：$arg")
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}
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highlightedTextClickListener?.invoke()
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}
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})
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}
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fun TextView.setTextChangedListener(action: (s: CharSequence, start: Int, before: Int, count: Int) -> Unit) {
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this.addTextChangedListener(object : TextWatcher {
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override fun afterTextChanged(s: Editable?) {
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}
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override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
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}
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override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
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action.invoke(s ?: "", start, before, count)
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}
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})
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}
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fun Int.toColor(): Int {
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return HaloApp.getInstance().application.resources.getColor(this)
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}
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fun Int.toResString(): String {
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return HaloApp.getInstance().application.resources.getString(this)
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}
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fun Int.toSimpleCount(): String {
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return NumberUtils.transSimpleCount(this)
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}
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/**
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* Image related
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*/
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fun SimpleDraweeView.display(url: String) {
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ImageUtils.display(this, url)
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}
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/**
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* 测试用包裹
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*/
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inline fun debugOnly(f: () -> Unit) {
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if (BuildConfig.DEBUG) {
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f()
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}
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}
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inline fun testChannelOnly(f: () -> Unit) {
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if (HaloApp.getInstance().channel == Config.DEFAULT_CHANNEL) {
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f()
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}
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} |