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package moe.nea89.website
import kotlinx.browser.document
import kotlinx.html.dom.create
import kotlinx.html.img
import kotlinx.html.js.a
import kotlinx.html.js.onLoadFunction
import kotlinx.html.js.p
import kotlin.time.Duration
import kotlin.time.Duration.Companion.milliseconds
fun defaultCwdCommand(name: String, vararg names: String) = command(name, *names) {
val fa = requireFileAccessor()
console.addLine(fa.currentDir.joinToString(separator = "/", prefix = "/"))
}
fun defaultCdCommand(name: String, vararg names: String) = command(name, *names) {
val fa = requireFileAccessor()
val path = args.singleOrNull()
if (path == null) {
console.addLine("Usage: cd <directory>")
return@command
}
val error = fa.cd(path)
if (error != null) {
console.addLine("cd: ${error.name}")
}
}
fun defaultCatCommand(name: String, vararg names: String) = command(name, *names) {
val fa = requireFileAccessor()
val path = when (args.size) {
1 -> args[0]
else -> {
console.addLine("Usage: cat [directory or file]")
return@command
}
}
val file = fa.resolve(path)
if (file == null) {
console.addLine("cat: Could not find file or directory")
return@command
}
when (file) {
is KFile.Directory -> console.addLine("cat: Is a directory")
is KFile.Text -> console.addMultilineText(file.text)
is KFile.Image -> console.addLine(document.create.p {
img(src = file.url) {
this.onLoadFunction = { console.scrollDown() }
}
})
is KFile.Download -> {
val link = document.create.a(file.url)
link.download = file.name.last()
document.body!!.append(link)
link.click()
link.remove()
console.addLine("Download started")
}
}
}
fun defaultLsCommand(name: String, vararg names: String, delayBetweenLines: Duration = 200.milliseconds) =
command(name, *names) {
val fa = requireFileAccessor()
val path = when (args.size) {
0 -> "."
1 -> args[0]
else -> {
console.addLine("Usage: ls [directory or file]")
return@command
}
}
val file = fa.resolve(path)
if (file == null) {
console.addLine("ls: Could not find file or directory")
return@command
}
when (file) {
is KFile.Directory -> {
val longestName = file.files.keys.maxOf { it.length }
file.files.forEach { (name, file) ->
wait(delayBetweenLines)
console.addLine(
name + " ".repeat(longestName + 1 - name.length) + file.fileType
)
console.rerender()
}
}
else -> console.addLine("ls: is a ${file.fileType}")
}
}
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