Bump to mod version and changed folder for specific game version

42.6/media/lua/client/TOC/Zombies/ZombiesAmputation.lua

@@ -0,0 +1,157 @@
+require "lua_timers"
+
+local ItemsController = require("TOC/Controllers/ItemsController")
+local StaticData = require("TOC/StaticData")
+local CommandsData = require("TOC/CommandsData")
+-------------------------------
+
+---@param zombie IsoZombie|IsoGameCharacter|IsoMovingObject|IsoObject
+---@return integer trueID
+local function GetZombieID(zombie)
+    -- Big love to Chuck and Sir Doggy Jvla for this code
+    ---@diagnostic disable-next-line: param-type-mismatch
+    local pID = zombie:getPersistentOutfitID()
+    local bits = string.split(string.reverse(Long.toUnsignedString(pID, 2)), "")
+    while #bits < 16 do bits[#bits + 1] = 0 end
+
+    -- trueID
+    bits[16] = 0
+    local trueID = Long.parseUnsignedLong(string.reverse(table.concat(bits, "")), 2)
+
+    return trueID
+end
+
+-------------------------------
+
+
+---@param item InventoryItem
+local function PredicateAmputationItems(item)
+    return item:getType():contains("Amputation_")
+end
+
+---@param item InventoryItem
+local function PredicateAmputationItemLeft(item)
+    return item:getType():contains("Amputation_") and item:getType():contains("_L")
+end
+
+---@param item InventoryItem
+local function PredicateAmputationItemRight(item)
+    return item:getType():contains("Amputation_") and item:getType():contains("_R")
+end
+
+---@param zombie IsoZombie
+local function SpawnAmputation(zombie, side)
+    local index = ZombRand(1, #StaticData.PARTS_STR)
+    local limb = StaticData.PARTS_STR[index] .. "_" .. side
+    local amputationFullType = StaticData.AMPUTATION_CLOTHING_ITEM_BASE .. limb
+
+
+    ItemsController.Zombie.SpawnAmputationItem(zombie, amputationFullType)
+
+
+    -- Add reference and transmit it to server
+    local pID = GetZombieID(zombie)
+    local zombieKey = CommandsData.GetZombieKey()
+    local zombiesMD = ModData.getOrCreate(zombieKey)
+    if zombiesMD[pID] == nil then zombiesMD[pID] = {} end
+    zombiesMD[pID][side] = amputationFullType
+    ModData.add(zombieKey, zombiesMD)
+    ModData.transmit(zombieKey)
+end
+
+-------------------------------
+
+local bloodAmount = 10
+
+
+---@param player IsoGameCharacter
+---@param zombie IsoZombie
+---@param handWeapon HandWeapon
+local function HandleZombiesAmputations(player, zombie, handWeapon, damage)
+    if not SandboxVars.TOC.EnableZombieAmputations then return end
+
+    if not instanceof(zombie, "IsoZombie") or not instanceof(player, "IsoPlayer") then return end
+    if player ~= getPlayer() then return end
+
+    -- Check type of weapon. No hands, only knifes or such
+    local weaponCategories = handWeapon:getScriptItem():getCategories()
+    if not (weaponCategories:contains("Axe") or weaponCategories:contains("LongBlade")) then return end
+
+    local isCrit = player:isCriticalHit()
+    local randomChance = ZombRand(0, 100) > (100 - SandboxVars.TOC.ZombieAmputationDamageChance)
+    if (damage > SandboxVars.TOC.ZombieAmputationDamageThreshold and randomChance) or isCrit then
+        TOC_DEBUG.print("Amputating zombie limbs - damage: " .. tostring(damage))
+        local zombieInv = zombie:getInventory()
+
+        -- Check left or right
+        local randSide = ZombRand(2)        -- Random side
+        local preferredSide = randSide == 0 and "L" or "R"
+        local alternateSide = preferredSide == "L" and "R" or "L"
+
+        local predicatePreferred = preferredSide == "L" and PredicateAmputationItemLeft or PredicateAmputationItemRight
+        local predicateAlternate = alternateSide == "L" and PredicateAmputationItemLeft or PredicateAmputationItemRight
+
+        if not zombieInv:containsEval(predicatePreferred) then
+            SpawnAmputation(zombie, preferredSide)
+        elseif not zombieInv:containsEval(predicateAlternate) then
+            SpawnAmputation(zombie, alternateSide)
+        end
+
+        TOC_DEBUG.print("Amputating zombie limbs - damage: " .. tostring(damage) .. ", preferred limb side: " .. preferredSide)
+
+        -- add blood splat every couple of seconds for a while
+        addBloodSplat(getCell():getGridSquare(zombie:getX(), zombie:getY(), zombie:getZ()), bloodAmount)
+        local timerName = tostring(GetZombieID(zombie)) .. "_timer"
+        timer:Create(timerName, 1, 10, function()
+            addBloodSplat(getCell():getGridSquare(zombie:getX(), zombie:getY(), zombie:getZ()), bloodAmount)
+        end)
+    end
+end
+
+Events.OnWeaponHitCharacter.Add(HandleZombiesAmputations)
+
+-----------------------------
+
+local localOnlyZombiesMD
+
+local function SetupZombiesModData()
+    if not SandboxVars.TOC.EnableZombieAmputations then return end
+    local zombieKey = CommandsData.GetZombieKey()
+    localOnlyZombiesMD = ModData.getOrCreate(zombieKey)
+end
+
+Events.OnInitGlobalModData.Add(SetupZombiesModData)
+
+
+---@param zombie IsoZombie
+local function ReapplyAmputation(zombie)
+    if not SandboxVars.TOC.EnableZombieAmputations then return end
+
+    local pID = GetZombieID(zombie)
+
+    if localOnlyZombiesMD[pID] ~= nil then
+        -- check if zombie has amputation
+        local zombiesAmpData = localOnlyZombiesMD[pID]
+        local zombieInv = zombie:getInventory()
+        local foundItem = zombieInv:containsEvalRecurse(PredicateAmputationItems)
+
+        if foundItem then
+            return
+        else
+            local leftAmp = zombiesAmpData['L']
+            if leftAmp then
+                ItemsController.Zombie.SpawnAmputationItem(zombie, leftAmp)
+            end
+
+            local rightAmp = zombiesAmpData['R']
+            if rightAmp then
+                ItemsController.Zombie.SpawnAmputationItem(zombie, rightAmp)
+            end
+
+            -- Removes reference, local only
+            localOnlyZombiesMD[pID] = nil
+        end
+    end
+end
+
+Events.OnZombieUpdate.Add(ReapplyAmputation)