Update events.lua

server/events.lua

@@ -237,3 +237,39 @@ QBCore.Functions.CreateCallback('QBCore:Server:CreateVehicle', function(source,
     if warp then TaskWarpPedIntoVehicle(GetPlayerPed(source), veh, -1) end
     cb(NetworkGetNetworkIdFromEntity(veh))
 end)
+
+-- Callback (maintain backwards compatibility)
+
+QBCore.Functions.CreateCallback('QBCore:HasItem', function(source, cb, items, amount)
+    local retval = false
+    local Player = QBCore.Functions.GetPlayer(source)
+    if not Player then return cb(false) end
+    local isTable = type(items) == 'table'
+	local isArray = isTable and table.type(items) == 'array' or false
+	local totalItems = #items
+	local count = 0
+    local kvIndex = 2
+	if isTable and not isArray then
+        totalItems = 0
+        for _ in pairs(items) do totalItems += 1 end
+        kvIndex = 1
+    end
+    if isTable then
+		for k, v in pairs(items) do
+			local itemKV = {k, v}
+			local item = Player.Functions.GetItemByName(itemKV[kvIndex])
+            if item and ((amount and item.amount >= amount) or (not amount and not isArray and item.amount >= v) or (not amount and isArray)) then
+                count += 1
+            end
+		end
+		if count == totalItems then
+			retval = true
+		end
+	else -- Single item as string
+		local item = Player.Functions.GetItemByName(items)
+        if item and not amount or (amount and item.amount >= amount) then
+            retval = true
+        end
+	end
+    cb(retval)
+end)