local entity = table.deepcopy(data.raw["constant-combinator"]["constant-combinator"])
entity.name = "signal-exporter"
entity.minable.result = "signal-exporter"

local purple = { r = 0.6, g = 0.1, b = 0.9, a = 1.0 }

-- Recursively tints all layers of an animation definition, including any high-resolution versions.
local function apply_tint_recursively(animation)
    if not animation then return end

    if animation.layers then
        for _, layer in ipairs(animation.layers) do
            layer.tint = purple
        end
    end

    if animation.hr_version then
        apply_tint_recursively(animation.hr_version)
    end
end

-- Tints an Animation4Way structure by applying a tint to each of the four directions.
local function tint_animation_4_way(animations)
    if not animations then return end
    for _, direction_animation in pairs(animations) do
        apply_tint_recursively(direction_animation)
    end
end

tint_animation_4_way(entity.sprites)
tint_animation_4_way(entity.activity_led_sprites)

if entity.activity_led_light then
    entity.activity_led_light.color = purple
end

local item = table.deepcopy(data.raw["item"]["constant-combinator"])
item.name = "signal-exporter"
item.place_result = "signal-exporter"
item.order = "c[combinators]-z[signal-exporter]"

-- Replace the simple 'icon' with a tinted 'icons' table to color the UI icon.
item.icon = nil
item.icons = {
    {
        icon = "__base__/graphics/icons/constant-combinator.png",
        icon_size = 64,
        icon_mipmaps = 4,
        tint = purple
    }
}

local recipe = table.deepcopy(data.raw["recipe"]["constant-combinator"])
recipe.name = "signal-exporter"
recipe.result = "signal-exporter"

-- Unlock this recipe with the same technology that unlocks the vanilla constant combinator.
table.insert(data.raw.technology["circuit-network"].effects, {
    type = "unlock-recipe",
    recipe = "signal-exporter"
})

data:extend({entity, item, recipe})