local IS_IMPORTED = false
local RESOURCE_NAME = "neuc_cars"
local isClientsideScript = localPlayer ~= nil

createVehicleMTA = createVehicle
getVehicleTypeMTA = getVehicleType
getElementModelMTA = getElementModel
setElementModelMTA = setElementModel

local coreUtils = {}

coreUtils.getSharedCustomModelsTbl = function()
    if IS_IMPORTED then
        return exports[RESOURCE_NAME]:getCustomModels()
    end
    return customModels
end

coreUtils.getSharedElementModelsTbl = function()
    if IS_IMPORTED then
        return exports[RESOURCE_NAME]:getElementModels()
    end
    return elementModels
end

coreUtils.setElementCustomModel = function(...)
    if IS_IMPORTED then
        return exports[RESOURCE_NAME]:setElementCustomModel(...)
    end
    return setElementCustomModel(...)
end

function isDefaultID(elementType, id)
    id = tonumber(id)
    if not id then
        return false
    end
    if elementType and elementType ~= "vehicle" then
        return false
    end
    return id >= 400 and id <= 611, "vehicle"
end

function getBaseModelIdFromCustomModelId(id)
    local customInfo = coreUtils.getSharedCustomModelsTbl()[id]
    if customInfo then
        return customInfo.baseModel
    end
    return id
end

function getCustomModelName(id)
    local customInfo = coreUtils.getSharedCustomModelsTbl()[id]
    return customInfo and customInfo.name or nil
end

function isValidElement(element)
    return isElement(element) and getElementType(element) == "vehicle"
end

function getElementCustomModel(element)
    if not isValidElement(element) then
        return nil
    end
    return coreUtils.getSharedElementModelsTbl()[element]
end

function isCustomModelCompatible(id, elementOrElementType)
    local customInfo = coreUtils.getSharedCustomModelsTbl()[id]
    if not customInfo then
        return false
    end
    local elementType = type(elementOrElementType) == "string" and elementOrElementType or getElementType(elementOrElementType)
    return elementType == "vehicle" and customInfo.type == "vehicle"
end

function createVehicle(id, ...)
    local baseModel = getBaseModelIdFromCustomModelId(id)
    local vehicle = createVehicleMTA(baseModel, ...)
    if vehicle and id ~= baseModel then
        coreUtils.setElementCustomModel(vehicle, id)
    end
    return vehicle
end

function getVehicleType(id)
    local customModelInfo = coreUtils.getSharedCustomModelsTbl()[id]
    if customModelInfo then
        return getVehicleTypeMTA(customModelInfo.baseModel)
    end
    return getVehicleTypeMTA(id)
end

function getElementModel(element)
    if not isElement(element) then
        return false
    end
    if getElementType(element) ~= "vehicle" then
        return getElementModelMTA(element)
    end
    return getElementCustomModel(element) or getElementModelMTA(element)
end

function getElementBaseModel(element)
    if not isElement(element) then
        return false
    end
    if getElementType(element) ~= "vehicle" then
        return getElementModelMTA(element)
    end
    local customModel = getElementCustomModel(element)
    if not customModel then
        return getElementModelMTA(element)
    end
    local customInfo = coreUtils.getSharedCustomModelsTbl()[customModel]
    return customInfo and customInfo.baseModel or getElementModelMTA(element)
end

function setElementModel(element, id)
    if not isElement(element) then
        return false
    end

    local elementType = getElementType(element)
    if elementType ~= "vehicle" then
        return setElementModelMTA(element, id)
    end

    local baseModel = getBaseModelIdFromCustomModelId(id)
    local currBaseModel = getElementModelMTA(element)
    if currBaseModel ~= baseModel then
        setElementModelMTA(element, baseModel)
    else
        setElementModelMTA(element, 0)
        setElementModelMTA(element, baseModel)
    end

    return coreUtils.setElementCustomModel(element, (id ~= baseModel) and id or nil)
end