local _G = ShaguTweaks.GetGlobalEnv()
local T = ShaguTweaks.T
local hooksecurefunc = ShaguTweaks.hooksecurefunc

local module = ShaguTweaks:register({
    title = T["Range Color"],
    description = T["Action buttons will be colored red when out of range."],
    expansions = { ["vanilla"] = true },
    category = T["Action Bar"],
    enabled = nil,
})

module.enable = function(self)
    hooksecurefunc("ActionButton_OnUpdate", function(elapsed)
        -- Button color based on range
        if ( this.rangeTimer ) then
            this.rangeTimer = this.rangeTimer - elapsed
            if ( this.rangeTimer <= 0.2 ) then -- 0.1
                if ( IsActionInRange( ActionButton_GetPagedID(this)) == 0 ) then
                    if not this.a then
                        this.r,this.g,this.b,this.a = 0.85, 0.18, 0.18, 1 -- out of range colour
                    end
                    _G[this:GetName() .. 'Icon']:SetVertexColor(this.r, this.g, this.b, this.a)
                    elseif IsUsableAction(ActionButton_GetPagedID(this)) then
                        _G[this:GetName() .. 'Icon']:SetVertexColor(1, 1, 1, 1)
                    end
                    this.rangeTimer = TOOLTIP_UPDATE_TIME
                end
            end
    end, true)
end