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/*
* Skytils - Hypixel Skyblock Quality of Life Mod
* Copyright (C) 2022 Skytils
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package gg.skytils.skytilsmod.features.impl.misc
import gg.essential.universal.UChat
import gg.essential.universal.wrappers.message.UMessage
import gg.skytils.skytilsmod.Skytils
import gg.skytils.skytilsmod.Skytils.Companion.client
import gg.skytils.skytilsmod.Skytils.Companion.mc
import gg.skytils.skytilsmod.core.TickTask
import gg.skytils.skytilsmod.events.impl.MainReceivePacketEvent
import gg.skytils.skytilsmod.utils.ItemUtil
import gg.skytils.skytilsmod.utils.Utils
import io.ktor.client.call.*
import io.ktor.client.request.*
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
import kotlinx.serialization.Serializable
import net.minecraft.item.ItemStack
import net.minecraft.network.play.server.S2DPacketOpenWindow
import net.minecraft.network.play.server.S2FPacketSetSlot
import net.minecraft.network.play.server.S30PacketWindowItems
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
import java.util.*
object ScamCheck {
// it caps out at 10 characters for otherParty
private val tradingRegex = Regex("You {18}(?<otherParty>\\w{1,16})")
private val tradingWithRegex = Regex("§7Trading with.*? (?<otherParty>\\w{1,16})§f§7\\.")
private var tradingWindowId = -1
private var scamChecked = false
@SubscribeEvent
fun onPacket(event: MainReceivePacketEvent<*, *>) {
if (!Utils.inSkyblock || !Skytils.config.scamCheck) return
when (val packet = event.packet) {
is S2DPacketOpenWindow -> {
if (tradingRegex.matches(packet.windowTitle.unformattedText)) {
tradingWindowId = packet.windowId
scamChecked = false
}
}
is S2FPacketSetSlot -> {
if (!scamChecked && packet.func_149175_c() == tradingWindowId && packet.func_149173_d() == 41 && packet.func_149174_e() != null) {
checkScam(packet.func_149174_e())
scamChecked = true
}
}
is S30PacketWindowItems -> {
if (!scamChecked && packet.func_148911_c() == tradingWindowId && packet.itemStacks.size == 45) {
val tradingWith = packet.itemStacks[41] ?: return
checkScam(tradingWith)
scamChecked = true
}
}
}
}
private fun checkScam(tradingWith: ItemStack) {
val firstLore = ItemUtil.getItemLore(tradingWith).find { it.matches(tradingWithRegex) } ?: return
val otherParty = firstLore.replace(tradingWithRegex, "$1")
val worldUUID = mc.theWorld?.playerEntities?.find {
it.uniqueID.version() == 4 && it.name == otherParty
}?.uniqueID
Skytils.IO.launch {
val uuid = worldUUID ?: runCatching { Skytils.hylinAPI.getUUIDSync(otherParty) }.getOrNull()
?: return@launch UChat.chat("${Skytils.failPrefix} §cUnable to get the UUID for ${otherParty}! Could they be nicked?")
val result = checkScammer(uuid, "tradewindow")
if (result.isScammer) {
TickTask(1) {
mc.thePlayer?.closeScreen()
}
}
result.printResult(otherParty)
}.invokeOnCompletion {
if (it != null) UChat.chat("${Skytils.failPrefix} §cSomething went wrong while checking the scammer status for ${otherParty}!")
}
}
suspend fun checkScammer(uuid: UUID, source: String = "unknown") = withContext(Skytils.IO.coroutineContext) {
client.get("https://${Skytils.domain}/api/scams/check?uuid=$uuid&utm_source=${source}")
.body<ScamCheckResponse>()
}
}
@Serializable
data class ScamCheckResponse(
val isScammer: Boolean,
val reasons: Map<String, String>,
val isAlt: Boolean
) {
fun printResult(username: String) {
if (!isScammer) {
UChat.chat("${Skytils.prefix} §a$username is not a known scammer!")
} else {
UMessage("${Skytils.prefix} §c$username is a known scammer!\n",
"§bDatabases:\n",
reasons.entries.joinToString("\n") { (db, reason) ->
"§b${db}: $reason"
}
).chat()
}
}
}
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