-- name: FOV Config
-- description: FOV Config v1.1\nAllows you to configure the game's Field of View via a Mod Menu Slider\nor Chat Command.\n\nMade by: Squishy6094
-- category: qol utility

local FOV_MIN = 30
local FOV_DEFAULT = 45
local FOV_MAX = 120

local configFov = math.clamp(mod_storage_load_integer("configFov", FOV_DEFAULT), FOV_MIN, FOV_MAX)
local configExternal = mod_storage_load_bool("configExternal", true)

-- Overwrite Lua API function to be compatible
local og_set_override_fov = set_override_fov
local overrideFOV = FOV_DEFAULT
_G.set_override_fov = function(fov)
    overrideFOV = fov ~= 0 and fov or FOV_DEFAULT
end

local function update()
    local setFov = configFov
    if configExternal then
        setFov = setFov * overrideFOV/FOV_DEFAULT
    end
    og_set_override_fov(setFov)
end

local function set_fov_slider(_, value)
    configFov = value
    mod_storage_save_integer("configFov", configFov)
end

local function set_fov_message(msg)
    if string.lower(msg) == "default" then msg = 40 end
    value = tonumber(msg)
    if value ~= nil then
        configFov = math.clamp(math.round(value), FOV_MIN, FOV_MAX)
        mod_storage_save_integer("configFov", configFov)
        update_mod_menu_element_slider(fovSliderIndex, configFov)
        djui_chat_message_create("Field of View set to " .. configFov)
    else
        djui_chat_message_create("Field of View must be a number!")
    end
    return true
end

local function set_external_check(_, value)
    configExternal = value
    mod_storage_save_bool("configExternal", configExternal)
end

hook_event(HOOK_UPDATE, update)

hook_mod_menu_text("Made by: Squishy6094\nDefault Field of View: "..FOV_DEFAULT)
fovSliderIndex = hook_mod_menu_slider("Field of View", configFov, FOV_MIN, FOV_MAX, set_fov_slider)
hook_mod_menu_checkbox("Allow External Changes", configExternal, set_external_check)

hook_chat_command("fov", "Sets the Field of View, Default is "..FOV_DEFAULT, set_fov_message)