71 lines
2.6 KiB
Kotlin
71 lines
2.6 KiB
Kotlin
package sushi.hardcore.droidfs.explorers
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import sushi.hardcore.droidfs.util.PathUtils
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import java.util.*
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class ExplorerElement(val name: String, val elementType: Short, var size: Long, mTime: Long, val parentPath: String) {
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val mTime = Date((mTime * 1000).toString().toLong())
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val fullPath: String = PathUtils.pathJoin(parentPath, name)
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val isDirectory: Boolean
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get() = elementType.toInt() == 0
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val isParentFolder: Boolean
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get() = elementType.toInt() == -1
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val isRegularFile: Boolean
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get() = elementType.toInt() == 1
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companion object {
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private fun foldersFirst(a: ExplorerElement, b: ExplorerElement, default: () -> Int): Int {
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return if (a.isDirectory && b.isRegularFile) {
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-1
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} else if (b.isDirectory && a.isRegularFile) {
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1
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} else {
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default()
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}
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}
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private fun doSort(a: ExplorerElement, b: ExplorerElement, foldersFirst: Boolean, sorter: () -> Int): Int {
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return if (foldersFirst) {
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foldersFirst(a, b, sorter)
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} else {
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sorter()
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}
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}
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fun sortBy(sortOrder: String, foldersFirst: Boolean, explorerElements: MutableList<ExplorerElement>) {
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when (sortOrder) {
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"name" -> {
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explorerElements.sortWith { a, b ->
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doSort(a, b, foldersFirst) { a.fullPath.compareTo(b.fullPath, true) }
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}
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}
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"size" -> {
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explorerElements.sortWith { a, b ->
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doSort(a, b, foldersFirst) { (a.size - b.size).toInt() }
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}
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}
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"date" -> {
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explorerElements.sortWith { a, b ->
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doSort(a, b, foldersFirst) { a.mTime.compareTo(b.mTime) }
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}
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}
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"name_desc" -> {
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explorerElements.sortWith { a, b ->
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doSort(a, b, foldersFirst) { b.fullPath.compareTo(a.fullPath, true) }
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}
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}
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"size_desc" -> {
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explorerElements.sortWith { a, b ->
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doSort(a, b, foldersFirst) { (b.size - a.size).toInt() }
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}
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}
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"date_desc" -> {
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explorerElements.sortWith { a, b ->
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doSort(a, b, foldersFirst) { b.mTime.compareTo(a.mTime) }
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}
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}
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}
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}
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}
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} |