add scam checking capability

4 files changed, 119 insertions, 2 deletions

diff --git a/src/main/kotlin/gg/skytils/skytilsmod/Skytils.kt b/src/main/kotlin/gg/skytils/skytilsmod/Skytils.kt
index 1b4fc270..d26464cb 100644
--- a/src/main/kotlin/gg/skytils/skytilsmod/Skytils.kt
+++ b/src/main/kotlin/gg/skytils/skytilsmod/Skytils.kt
@@ -301,6 +301,7 @@ class Skytils {
             RainTimer(),
             RandomStuff,
             RelicWaypoints,
+            ScamCheck,
             ScoreCalculation,
             SelectAllColorSolver,
             ShootTheTargetSolver,
@@ -348,8 +349,9 @@ class Skytils {
 
         cch.registerCommand(CataCommand)
         cch.registerCommand(CalcXPCommand)
-        cch.registerCommand(LimboCommand)
         cch.registerCommand(HollowWaypointCommand)
+        cch.registerCommand(LimboCommand)
+        cch.registerCommand(ScamCheckCommand)
         cch.registerCommand(SlayerCommand)
 
         if (!cch.commands.containsKey("armorcolor")) {
diff --git a/src/main/kotlin/gg/skytils/skytilsmod/commands/impl/ScamCheckCommand.kt b/src/main/kotlin/gg/skytils/skytilsmod/commands/impl/ScamCheckCommand.kt
new file mode 100644
index 00000000..0b1e17ff
--- /dev/null
+++ b/src/main/kotlin/gg/skytils/skytilsmod/commands/impl/ScamCheckCommand.kt
@@ -0,0 +1,29 @@
+/*
+ * 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.commands.impl
+
+import gg.skytils.skytilsmod.commands.stats.StatCommand
+import gg.skytils.skytilsmod.features.impl.misc.ScamCheck
+import java.util.*
+
+object ScamCheckCommand : StatCommand("skytilsscamcheck", needApiKey = false, needProfile = false, listOf("stsc")) {
+    override suspend fun displayStats(username: String, uuid: UUID) {
+        val check = ScamCheck.checkScammer(uuid).printResult(username)
+    }
+}
diff --git a/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/Funny.kt b/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/Funny.kt
index 67c2de2a..20fbf162 100644
--- a/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/Funny.kt
+++ b/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/Funny.kt
@@ -36,7 +36,7 @@ object Funny {
     fun onWorldRender(event: RenderWorldLastEvent) {
         if (SuperSecretSettings.bennettArthur) {
             if (++ticks >= 360) ticks = 0
-            alphaMult = MathHelper.sin(ticks * 0.0174533f)
+            alphaMult = MathHelper.sin(ticks * 0.0174533f).coerceAtLeast(0f)
         } else {
             ticks = 0
             alphaMult = 1f
diff --git a/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/ScamCheck.kt b/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/ScamCheck.kt
new file mode 100644
index 00000000..33922a43
--- /dev/null
+++ b/src/main/kotlin/gg/skytils/skytilsmod/features/impl/misc/ScamCheck.kt
@@ -0,0 +1,86 @@
+/*
+ * 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.events.impl.MainReceivePacketEvent
+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.network.play.server.S2DPacketOpenWindow
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
+import java.util.*
+
+object ScamCheck {
+    private val tradingRegex = Regex("You {18}(?<otherParty>\\w{1,16})")
+
+    @SubscribeEvent
+    fun onPacket(event: MainReceivePacketEvent<*, *>) {
+        if (Utils.inSkyblock && event.packet is S2DPacketOpenWindow) {
+            val otherParty =
+                tradingRegex.matchEntire(event.packet.windowTitle.unformattedText)?.groups?.get("otherParty")?.value
+                    ?: return
+            val uuid = runCatching {
+                mc.theWorld?.playerEntities?.find {
+                    it.uniqueID.version() == 4 && it.name == otherParty
+                }?.uniqueID ?: Skytils.hylinAPI.getUUIDSync(otherParty)
+            }.getOrNull()
+                ?: return UChat.chat("${Skytils.failPrefix} §cUnable to get the UUID for ${otherParty}! Could they be nicked?")
+            Skytils.IO.launch {
+                val result = checkScammer(uuid)
+                if (result.isScammer) mc.thePlayer?.closeScreen()
+                result.printResult(otherParty)
+            }.invokeOnCompletion {
+                if (it != null) UChat.chat("${Skytils.failPrefix} §cSomething went wrong while checking the scammer status for ${otherParty}!")
+            }
+        }
+    }
+
+
+    suspend fun checkScammer(uuid: UUID) = withContext(Skytils.IO.coroutineContext) {
+        client.get("https://${Skytils.domain}/api/scams/check?uuid=$uuid").body<ScamCheckResponse>()
+    }
+}
+
+@Serializable
+data class ScamCheckResponse(
+    val isScammer: Boolean,
+    val reasons: Map<String, String>,
+    val isAlt: Boolean
+) {
+    fun printResult(username: String) {
+        if (!isScammer) {
+            UChat.chat("${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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