Backend: Migrate and Simplify SkyBlockTime.kt from NEU -> SkyHanni (#1710)

Co-authored-by: hannibal2 <24389977+hannibal00212@users.noreply.github.com>

5 files changed, 110 insertions, 4 deletions

diff --git a/src/main/java/at/hannibal2/skyhanni/utils/LorenzUtils.kt b/src/main/java/at/hannibal2/skyhanni/utils/LorenzUtils.kt
index 6ea0f9aa7..fbc76f1b2 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/LorenzUtils.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/LorenzUtils.kt
@@ -21,7 +21,6 @@ import at.hannibal2.skyhanni.utils.StringUtils.stripHypixelMessage
 import at.hannibal2.skyhanni.utils.StringUtils.toDashlessUUID
 import at.hannibal2.skyhanni.utils.renderables.Renderable
 import com.google.gson.JsonPrimitive
-import io.github.moulberry.notenoughupdates.util.SkyBlockTime
 import net.minecraft.client.Minecraft
 import net.minecraft.client.gui.inventory.GuiEditSign
 import net.minecraft.entity.EntityLivingBase
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/SimpleTimeMark.kt b/src/main/java/at/hannibal2/skyhanni/utils/SimpleTimeMark.kt
index 11046a0a5..5178798a9 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/SimpleTimeMark.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/SimpleTimeMark.kt
@@ -1,6 +1,5 @@
 package at.hannibal2.skyhanni.utils
 
-import io.github.moulberry.notenoughupdates.util.SkyBlockTime
 import java.time.Instant
 import kotlin.time.Duration
 import kotlin.time.Duration.Companion.milliseconds
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/SkyBlockTime.kt b/src/main/java/at/hannibal2/skyhanni/utils/SkyBlockTime.kt
new file mode 100644
index 000000000..b07729715
--- /dev/null
+++ b/src/main/java/at/hannibal2/skyhanni/utils/SkyBlockTime.kt
@@ -0,0 +1,110 @@
+package at.hannibal2.skyhanni.utils
+
+import java.time.Instant
+
+/**
+ * SkyBlockTime Utility
+ * Originally in NEU; copied and modified with permission.
+ * @author hannibal, nea89o
+ * Modified further by walker
+ */
+data class SkyBlockTime(
+    val year: Int = 1,
+    val month: Int = 1,
+    val day: Int = 1,
+    val hour: Int = 0,
+    val minute: Int = 0,
+    val second: Int = 0,
+) {
+
+    val monthName get() = monthName(month)
+    val dayName get() = "$day${daySuffix(day)}"
+
+    fun toInstant(): Instant? = Instant.ofEpochMilli(toMillis())
+
+    fun toMillis(): Long =
+        calculateTimeInSkyBlockMillis(year, month, day, hour, minute, second) + SKYBLOCK_EPOCH_START_MILLIS
+
+    companion object {
+        private const val SKYBLOCK_EPOCH_START_MILLIS = 1559829300000L // Day 1, Year 1
+        private const val SKYBLOCK_YEAR_MILLIS = 124 * 60 * 60 * 1000L
+        private const val SKYBLOCK_MONTH_MILLIS = SKYBLOCK_YEAR_MILLIS / 12
+        private const val SKYBLOCK_DAY_MILLIS = SKYBLOCK_MONTH_MILLIS / 31
+        private const val SKYBLOCK_HOUR_MILLIS = SKYBLOCK_DAY_MILLIS / 24
+        private const val SKYBLOCK_MINUTE_MILLIS = SKYBLOCK_HOUR_MILLIS / 60
+        private const val SKYBLOCK_SECOND_MILLIS = SKYBLOCK_MINUTE_MILLIS / 60
+
+        fun fromInstant(instant: Instant): SkyBlockTime =
+            calculateSkyBlockTime(instant.toEpochMilli() - SKYBLOCK_EPOCH_START_MILLIS)
+
+        fun now(): SkyBlockTime = fromInstant(Instant.now())
+
+        private fun calculateSkyBlockTime(realMillis: Long): SkyBlockTime {
+            var remainingMillis = realMillis
+            val year = getUnit(remainingMillis, SKYBLOCK_YEAR_MILLIS)
+            remainingMillis %= SKYBLOCK_YEAR_MILLIS
+            val month = getUnit(remainingMillis, SKYBLOCK_MONTH_MILLIS) + 1
+            remainingMillis %= SKYBLOCK_MONTH_MILLIS
+            val day = getUnit(remainingMillis, SKYBLOCK_DAY_MILLIS) + 1
+            remainingMillis %= SKYBLOCK_DAY_MILLIS
+            val hour = getUnit(remainingMillis, SKYBLOCK_HOUR_MILLIS)
+            remainingMillis %= SKYBLOCK_HOUR_MILLIS
+            val minute = getUnit(remainingMillis, SKYBLOCK_MINUTE_MILLIS)
+            remainingMillis %= SKYBLOCK_MINUTE_MILLIS
+            val second = getUnit(remainingMillis, SKYBLOCK_SECOND_MILLIS)
+            return SkyBlockTime(year, month, day, hour, minute, second)
+        }
+
+        private fun getUnit(millis: Long, factor: Long): Int = (millis / factor).toInt()
+
+        private fun calculateTimeInSkyBlockMillis(
+            year: Int,
+            month: Int,
+            day: Int,
+            hour: Int,
+            minute: Int,
+            second: Int
+        ): Long {
+            var time = 0L
+            time += year * SKYBLOCK_YEAR_MILLIS
+            time += (month - 1) * SKYBLOCK_MONTH_MILLIS
+            time += (day - 1) * SKYBLOCK_DAY_MILLIS
+            time += hour * SKYBLOCK_HOUR_MILLIS
+            time += minute * SKYBLOCK_MINUTE_MILLIS
+            time += second * SKYBLOCK_SECOND_MILLIS
+            return time
+        }
+
+        fun monthName(month: Int): String {
+            val prefix = when ((month - 1) % 3) {
+                0 -> "Early "
+                1 -> ""
+                2 -> "Late "
+                else -> "Undefined!"
+            }
+
+            val name = when ((month - 1) / 3) {
+                0 -> "Spring"
+                1 -> "Summer"
+                2 -> "Autumn"
+                3 -> "Winter"
+                else -> "Undefined!"
+            }
+
+            return prefix + name
+        }
+
+        fun daySuffix(n: Int): String {
+            return if (n in 11..13) {
+                "th"
+            } else when (n % 10) {
+                1 -> "st"
+                2 -> "nd"
+                3 -> "rd"
+                else -> "th"
+            }
+        }
+    }
+}
+
+
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/SkyblockSeason.kt b/src/main/java/at/hannibal2/skyhanni/utils/SkyblockSeason.kt
index 4e0409465..2e06ba423 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/SkyblockSeason.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/SkyblockSeason.kt
@@ -2,7 +2,6 @@ package at.hannibal2.skyhanni.utils
 
 import at.hannibal2.skyhanni.utils.StringUtils.matchMatcher
 import at.hannibal2.skyhanni.utils.UtilsPatterns.seasonPattern
-import io.github.moulberry.notenoughupdates.util.SkyBlockTime
 
 enum class SkyblockSeason(
     val season: String,
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/TimeUtils.kt b/src/main/java/at/hannibal2/skyhanni/utils/TimeUtils.kt
index bf4a11686..e1fbddf5d 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/TimeUtils.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/TimeUtils.kt
@@ -3,7 +3,6 @@ package at.hannibal2.skyhanni.utils
 import at.hannibal2.skyhanni.mixins.hooks.tryToReplaceScoreboardLine
 import at.hannibal2.skyhanni.utils.NumberUtil.addSeparators
 import at.hannibal2.skyhanni.utils.StringUtils.matchMatcher
-import io.github.moulberry.notenoughupdates.util.SkyBlockTime
 import java.time.LocalDate
 import java.time.ZoneId
 import kotlin.time.Duration