package cn.flightfeather.thirdappmodule.util
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import android.content.ClipData
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import android.content.Context
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import android.content.res.Resources
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import android.graphics.Color
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import android.support.v4.content.ContextCompat
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import android.util.TypedValue
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import android.util.TypedValue.COMPLEX_UNIT_DIP
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import android.util.TypedValue.COMPLEX_UNIT_SP
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import java.io.File
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import java.util.regex.Pattern
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import kotlin.math.round
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/**
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* 拓展类
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* Created by riku
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* Date: 2019/5/20
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*/
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private val metrics = Resources.getSystem().displayMetrics
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val Float.dp: Float
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get() = TypedValue.applyDimension(COMPLEX_UNIT_DIP, this, metrics)
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val Int.dp: Int
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get() = TypedValue.applyDimension(COMPLEX_UNIT_DIP, this.toFloat(), metrics).toInt()
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val Float.sp: Float
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get() = TypedValue.applyDimension(COMPLEX_UNIT_SP, this, metrics)
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val Int.sp: Int
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get() = TypedValue.applyDimension(COMPLEX_UNIT_SP, this.toFloat(), metrics).toInt()
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val Number.px: Number
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get() = this
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val Number.px2dp: Int
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get() = (this.toFloat() / metrics.density).toInt()
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val Number.px2sp: Int
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get() = (this.toFloat() / metrics.scaledDensity).toInt()
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/**
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* 拓展颜色转String
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*/
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fun Context.colorIdToString(colorId: Int): String {
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val stringBuffer = StringBuffer()
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val color = ContextCompat.getColor(this, colorId)
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stringBuffer.append("#")
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stringBuffer.append(Integer.toHexString(Color.red(color)))
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stringBuffer.append(Integer.toHexString(Color.green(color)))
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stringBuffer.append(Integer.toHexString(Color.blue(color)))
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return stringBuffer.toString()
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}
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/**
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* 拓展复制到粘粘版
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*/
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fun Context.copy(string: String) {
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val clipboardManager = getSystemService(Context.CLIPBOARD_SERVICE)
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as android.content.ClipboardManager
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val clip = ClipData.newPlainText("", string)
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clipboardManager.primaryClip = clip
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}
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/**
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* 拓展获取版本号
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*/
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fun Context.getVersionName(): String {
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val manager = packageManager.getPackageInfo(packageName, 0)
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return manager.versionName
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}
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/**
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* 拓展列表到文本转化
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*/
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fun ArrayList<String>.toSplitString(): String {
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var result = ""
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this.forEach {
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result = "$result/$it"
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}
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return result
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}
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/**
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* 拓展String版本号对比
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*/
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fun String.compareVersion(v2: String?): String? {
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if (v2 == null || v2.isEmpty()) return null
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val regEx = "[^0-9]"
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val p = Pattern.compile(regEx)
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var s1: String = p.matcher(this).replaceAll("").trim()
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var s2: String = p.matcher(v2).replaceAll("").trim()
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val cha: Int = s1.length - s2.length
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val buffer = StringBuffer()
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var i = 0
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while (i < Math.abs(cha)) {
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buffer.append("0")
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++i
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}
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if (cha > 0) {
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buffer.insert(0, s2)
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s2 = buffer.toString()
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} else if (cha < 0) {
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buffer.insert(0, s1)
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s1 = buffer.toString()
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}
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val s1Int = s1.toInt()
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val s2Int = s2.toInt()
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return if (s1Int > s2Int) this
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else v2
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}
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const val KB = 1024L
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const val MB = 1024 * KB
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const val GB = 1024 * MB
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/**
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* 拓展获取文件大小
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*/
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fun File.size(): String {
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return when (val bytes = this.length()) {
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in 0..KB -> "$bytes B"
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in KB..MB -> "${round(bytes.toDouble().div(KB.toDouble()).times(100)).div(100)} K"
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in MB..GB -> "${round(bytes.toDouble().div(MB.toDouble()).times(100)).div(100)} M"
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else -> if (bytes >= GB) {
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"${round(bytes.toDouble().div(GB.toDouble()).times(100)).div(100)} G"
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} else {
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""
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}
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}
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}
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