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Hue: fix issue with small color temp increments #2771

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a493b40
Hue: fix issue with color temp increment of 1K
nickolas-deboom Feb 11, 2026
38e8c2f
changes based on review feedback
nickolas-deboom Feb 13, 2026
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10 changes: 10 additions & 0 deletions drivers/SmartThings/philips-hue/src/handlers/commands.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -206,6 +206,7 @@ end
---@param device HueChildDevice
---@param args table
local function do_color_temp_action(driver, device, args)
local capabilities = require "st.capabilities"
local kelvin = args.args.temperature
local id = device.parent_device_id or device:get_field(Fields.PARENT_DEVICE_ID)
local bridge_device = utils.get_hue_bridge_for_device(driver, device, id)
Expand Down Expand Up @@ -238,6 +239,15 @@ local function do_color_temp_action(driver, device, args)
local clamped_kelvin = st_utils.clamp_value(kelvin, min, Consts.MAX_TEMP_KELVIN)
local mirek = math.floor(utils.kelvin_to_mirek(clamped_kelvin))

local current_color_temp = device:get_latest_state("main", capabilities.colorTemperature.ID, capabilities.colorTemperature.colorTemperature.NAME)
if current_color_temp then
local current_mirek = math.floor(utils.kelvin_to_mirek(current_color_temp))
if current_mirek == mirek then
log.debug(string.format("Color temp change from %dK to %dK results in same mirek value (%d), emitting event directly", current_color_temp, clamped_kelvin, mirek))
device:emit_event(capabilities.colorTemperature.colorTemperature(clamped_kelvin))
end
end

local resp, err = hue_api:set_light_color_temp(light_id, mirek)

if not resp or (resp.errors and #resp.errors == 0) then
Expand Down
34 changes: 23 additions & 11 deletions drivers/SmartThings/philips-hue/src/handlers/grouped_light_commands.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
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@NoahCornell NoahCornell Feb 11, 2026

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at least I am a consistent bad speller 🥲

---@param aux table auxiliary data needed for the command that the devices all had in common
local function do_color_action(driver, bridge_device, group, args, aux)
local hue, sat = (args.args.color.hue / 100), (args.args.color.saturation / 100)
if hue == 1 then -- 0 and 360 degrees are equivalent in HSV, but not in our conversion function
Expand Down Expand Up @@ -135,7 +135,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
local function do_setHue_action(driver, bridge_device, group, args, aux)
local currentSaturation = aux[Fields.COLOR_SATURATION] or 0
args.args.color = {
Expand All @@ -149,7 +149,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
local function do_setSaturation_action(driver, bridge_device, group, args, aux)
local currentHue = aux[Fields.COLOR_HUE] or 0
args.args.color = {
Expand All @@ -163,8 +163,9 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
local function do_color_temp_action(driver, bridge_device, group, args, aux)
local capabilities = require "st.capabilities"
local kelvin = args.args.temperature

local grouped_light_id = group.grouped_light_rid
Expand All @@ -185,6 +186,17 @@ local function do_color_temp_action(driver, bridge_device, group, args, aux)
local clamped_kelvin = st_utils.clamp_value(kelvin, min, Consts.MAX_TEMP_KELVIN)
local mirek = math.floor(utils.kelvin_to_mirek(clamped_kelvin))

for _, device in ipairs(group.devices) do
local current_color_temp = device:get_latest_state("main", capabilities.colorTemperature.ID, capabilities.colorTemperature.colorTemperature.NAME)
if current_color_temp then
local current_mirek = math.floor(utils.kelvin_to_mirek(current_color_temp))
if current_mirek == mirek then
log.debug(string.format("Color temp change from %dK to %dK results in same mirek value (%d), emitting event directly", current_color_temp, clamped_kelvin, mirek))
device:emit_event(capabilities.colorTemperature.colorTemperature(clamped_kelvin))
end
end
end

local resp, err = hue_api:set_grouped_light_color_temp(grouped_light_id, mirek)

if not resp or (resp.errors and #resp.errors == 0) then
Expand All @@ -203,7 +215,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.switch_on_handler(driver, bridge_device, group, args, aux)
do_switch_action(driver, bridge_device, group, args)
end
Expand All @@ -212,7 +224,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.switch_off_handler(driver, bridge_device, group, args, aux)
do_switch_action(driver, bridge_device, group, args)
end
Expand All @@ -221,7 +233,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.switch_level_handler(driver, bridge_device, group, args, aux)
do_switch_level_action(driver, bridge_device, group, args)
end
Expand All @@ -230,7 +242,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.set_color_handler(driver, bridge_device, group, args, aux)
do_color_action(driver, bridge_device, group, args, aux)
end
Expand All @@ -239,7 +251,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.set_hue_handler(driver, bridge_device, group, args, aux)
do_setHue_action(driver, bridge_device, group, args, aux)
end
Expand All @@ -248,7 +260,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.set_saturation_handler(driver, bridge_device, group, args, aux)
do_setSaturation_action(driver, bridge_device, group, args, aux)
end
Expand All @@ -257,7 +269,7 @@ end
---@param bridge_device HueBridgeDevice
---@param group table
---@param args table
---@param aux table auxilary data needed for the command that the devices all had in common
---@param aux table auxiliary data needed for the command that the devices all had in common
function GroupedLightCommandHandlers.set_color_temp_handler(driver, bridge_device, group, args, aux)
do_color_temp_action(driver, bridge_device, group, args, aux)
end
Expand Down
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