1 files changed, 110 insertions, 0 deletions
diff --git a/src/main/kotlin/util/skyblock/SackUtil.kt b/src/main/kotlin/util/skyblock/SackUtil.kt
new file mode 100644
index 0000000..2679949
--- /dev/null
+++ b/src/main/kotlin/util/skyblock/SackUtil.kt
@@ -0,0 +1,110 @@
+package moe.nea.firmament.util.skyblock
+
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.serializer
+import net.minecraft.client.gui.screen.ingame.GenericContainerScreen
+import net.minecraft.text.HoverEvent
+import net.minecraft.text.Text
+import moe.nea.firmament.annotations.Subscribe
+import moe.nea.firmament.events.ChestInventoryUpdateEvent
+import moe.nea.firmament.events.ProcessChatEvent
+import moe.nea.firmament.repo.ItemNameLookup
+import moe.nea.firmament.util.SHORT_NUMBER_FORMAT
+import moe.nea.firmament.util.SkyblockId
+import moe.nea.firmament.util.data.ProfileSpecificDataHolder
+import moe.nea.firmament.util.mc.displayNameAccordingToNbt
+import moe.nea.firmament.util.mc.iterableView
+import moe.nea.firmament.util.mc.loreAccordingToNbt
+import moe.nea.firmament.util.parseShortNumber
+import moe.nea.firmament.util.skyBlockId
+import moe.nea.firmament.util.unformattedString
+import moe.nea.firmament.util.useMatch
+
+object SackUtil {
+	@Serializable
+	data class SackContents(
+		// TODO: store the certainty of knowledge for each item.
+		val contents: MutableMap<SkyblockId, Long> = mutableMapOf(),
+//		val sackTypes:
+	)
+
+	object Store : ProfileSpecificDataHolder<SackContents>(serializer(), "Sacks", ::SackContents)
+
+	val items get() = Store.data?.contents ?: mutableMapOf()
+	val storedRegex = "^Stored: (?<stored>$SHORT_NUMBER_FORMAT)/(?<max>$SHORT_NUMBER_FORMAT)$".toPattern()
+
+	@Subscribe
+	fun storeDataFromInventory(event: ChestInventoryUpdateEvent) {
+		val screen = event.inventory as? GenericContainerScreen ?: return
+		if (!screen.title.unformattedString.endsWith(" Sack")) return
+		val inv = screen.screenHandler?.inventory ?: return
+		if (inv.size() < 18) return
+		val backSlot = inv.getStack(inv.size() - 5)
+		if (backSlot.displayNameAccordingToNbt.unformattedString != "Go Back") return
+		if (backSlot.loreAccordingToNbt.map { it.unformattedString } != listOf("To Sack of Sacks")) return
+		for (itemStack in inv.iterableView) {
+			// TODO: handle runes and gemstones
+			val stored = itemStack.loreAccordingToNbt.firstNotNullOfOrNull {
+				storedRegex.useMatch(it.unformattedString) {
+					val stored = parseShortNumber(group("stored")).toLong()
+					val max = parseShortNumber(group("max")).toLong()
+					stored
+				}
+			} ?: continue
+			val itemId = itemStack.skyBlockId ?: continue
+			items[itemId] = stored
+		}
+		Store.markDirty()
+	}
+
+	@Subscribe
+	fun updateFromChat(event: ProcessChatEvent) {
+		if (!event.unformattedString.startsWith("[Sacks]")) return
+		val update = ChatUpdate()
+		event.text.siblings.forEach(update::updateFromHoverText)
+	}
+
+	data class SackUpdate(
+		val itemId: SkyblockId?,
+		val itemName: String,
+		val changeAmount: Long,
+	)
+
+	private class ChatUpdate {
+		val updates = mutableListOf<SackUpdate>()
+		var foundAdded = false
+		var foundRemoved = false
+
+		fun updateFromCleanText(cleanedText: String) {
+			cleanedText.split("\n").forEach { line ->
+				changePattern.useMatch(line) {
+					val amount = parseShortNumber(group("amount")).toLong()
+					val itemName = group("itemName")
+					val itemId = ItemNameLookup.guessItemByName(itemName, false)
+					updates.add(SackUpdate(itemId, itemName, amount))
+				}
+			}
+		}
+
+		fun updateFromHoverText(text: Text) {
+			text.siblings.forEach(::updateFromHoverText)
+			val hoverText = text.style.hoverEvent?.getValue(HoverEvent.Action.SHOW_TEXT) ?: return
+			val cleanedText = hoverText.unformattedString
+			if (cleanedText.startsWith("Added items:\n")) {
+				if (!foundAdded) {
+					updateFromCleanText(cleanedText)
+					foundAdded = true
+				}
+			}
+			if (cleanedText.startsWith("Removed items:\n")) {
+				if (!foundRemoved) {
+					updateFromCleanText(cleanedText)
+					foundRemoved = true
+				}
+			}
+		}
+
+	}
+
+	val changePattern = "  (?<amount>[+\\-]$SHORT_NUMBER_FORMAT) (?<itemName>[^(]+) \\(.*\\)".toPattern()
+}