refactor(es_extended/server/functions): Refactor command argument validation logic

Author: Kenshiin13

[core]/es_extended/server/functions.lua

@@ -147,11 +147,11 @@ function ESX.RegisterCommand(name, group, cb, allowConsole, suggestion)
                             end
                         end
 
-                        if v.isValid and not err then
+                        if ESX.IsFunctionReference(v.Validator?.validate) and not err then
                             local candidate = newArgs[v.name]
-                            local ok, res = pcall(v.isValid, candidate)
+                            local ok, res = pcall(v.Validator.validate, candidate)
                             if not ok or res ~= true then
-                                err = v.err or TranslateCap("commanderror_argumentmismatch")
+                                err = v.Validator.err or TranslateCap("commanderror_argumentmismatch")
                             end
                         end
 

[core]/es_extended/server/modules/commands.lua

@@ -313,9 +313,10 @@ if not Config.CustomInventory then
             arguments = {
                 { name = "playerId", help = TranslateCap("commandgeneric_playerid"), type = "player" },
                 { name = "item", help = TranslateCap("command_giveitem_item"), type = "item" },
-                { name = "count", help = TranslateCap("command_giveitem_count"), type = "number", isValid = function (countValue)
-                    return countValue > 0
-                end, err = TranslateCap("commanderror_argumentmismatch_positive_number", "count")},
+                { name = "count", help = TranslateCap("command_giveitem_count"), type = "number", Validator = {
+                    validate = function(x) return x > 0 end,
+                    err = TranslateCap("commanderror_argumentmismatch_positive_number", "count")
+                }},
             },
         }
     )