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package moe.nea.ledger
import net.minecraft.event.ClickEvent
import net.minecraft.event.HoverEvent
import net.minecraft.util.ChatComponentText
import net.minecraft.util.ChatStyle
import net.minecraft.util.EnumChatFormatting
import net.minecraft.util.IChatComponent
import java.time.Instant
import java.time.LocalDateTime
import java.time.ZoneId
import java.time.format.DateTimeFormatter
import java.time.format.DateTimeFormatterBuilder
import java.time.temporal.ChronoField
import java.util.regex.Matcher
import java.util.regex.Pattern
// language=regexp
val SHORT_NUMBER_PATTERN = "[0-9]+(?:,[0-9]+)*(?:\\.[0-9]+)?[kKmMbB]?"
// language=regexp
val ROMAN_NUMBER_PATTERN = "[IVXLCDM]+"
val romanNumbers = mapOf(
'I' to 1,
'V' to 5,
'X' to 10,
'L' to 50,
'C' to 100,
'D' to 500,
'M' to 1000
)
fun parseRomanNumber(string: String): Int {
var smallestSeenSoFar = Int.MAX_VALUE
var lastSeenOfSmallest = 0
var amount = 0
for (c in string) {
val cV = romanNumbers[c]!!
if (cV == smallestSeenSoFar) {
lastSeenOfSmallest++
amount += cV
} else if (cV < smallestSeenSoFar) {
smallestSeenSoFar = cV
amount += cV
lastSeenOfSmallest = 1
} else {
amount -= lastSeenOfSmallest * smallestSeenSoFar * 2
smallestSeenSoFar = cV
amount += cV
lastSeenOfSmallest = 1
}
}
return amount
}
val siScalars = mapOf(
'k' to 1_000.0,
'K' to 1_000.0,
'm' to 1_000_000.0,
'M' to 1_000_000.0,
'b' to 1_000_000_000.0,
'B' to 1_000_000_000.0,
)
fun parseShortNumber(string: String): Double {
var k = string.replace(",", "")
val scalar = k.last()
var scalarMultiplier = siScalars[scalar]
if (scalarMultiplier == null) {
scalarMultiplier = 1.0
} else {
k = k.dropLast(1)
}
return k.toDouble() * scalarMultiplier
}
fun Pattern.matches(string: String): Boolean = matcher(string).matches()
inline fun <T> Pattern.useMatcher(string: String, block: Matcher.() -> T): T? =
matcher(string).takeIf { it.matches() }?.let(block)
fun <T> String.ifDropLast(suffix: String, block: (String) -> T): T? {
if (endsWith(suffix)) {
return block(dropLast(suffix.length))
}
return null
}
fun String.unformattedString(): String = replace("§.".toRegex(), "")
val timeFormat: DateTimeFormatter = DateTimeFormatterBuilder()
.appendValue(ChronoField.DAY_OF_MONTH, 2)
.appendLiteral(".")
.appendValue(ChronoField.MONTH_OF_YEAR, 2)
.appendLiteral(".")
.appendValue(ChronoField.YEAR, 4)
.appendLiteral(" ")
.appendValue(ChronoField.HOUR_OF_DAY, 2)
.appendLiteral(":")
.appendValue(ChronoField.MINUTE_OF_HOUR, 2)
.appendLiteral(":")
.appendValue(ChronoField.SECOND_OF_MINUTE, 2)
.toFormatter()
fun Instant.formatChat(): IChatComponent {
val text = ChatComponentText(
LocalDateTime.ofInstant(this, ZoneId.systemDefault()).format(timeFormat)
)
text.setChatStyle(
ChatStyle()
.setChatClickEvent(
ClickEvent(ClickEvent.Action.OPEN_URL, "https://time.is/${this.epochSecond}"))
.setChatHoverEvent(
HoverEvent(HoverEvent.Action.SHOW_TEXT, ChatComponentText("Click to show on time.is")))
.setColor(EnumChatFormatting.AQUA))
return text
}
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