refactor: Split config

config/presence.lua

@@ -0,0 +1,78 @@
+local devices = require("automation:devices")
+local helper = require("config.helper")
+local ntfy = require("config.ntfy")
+
+local module = {}
+
+--- @class OnPresence
+--- @field [integer] fun(presence: boolean)
+local callbacks = {}
+
+--- @param callback fun(presence: boolean)
+function module.add_callback(callback)
+	table.insert(callbacks, callback)
+end
+
+--- @param device OnOffInterface
+function module.turn_off_when_away(device)
+	module.add_callback(function(presence)
+		if not presence then
+			device:set_on(false)
+		end
+	end)
+end
+
+--- @param _ DeviceInterface
+--- @param presence boolean
+local function callback(_, presence)
+	for _, f in ipairs(callbacks) do
+		f(presence)
+	end
+end
+
+--- @type Presence?
+local presence = nil
+
+--- @type SetupFunction
+function module.setup(mqtt_client)
+	presence = devices.Presence.new({
+		topic = helper.mqtt_automation("presence/+/#"),
+		client = mqtt_client,
+		callback = callback,
+	})
+
+	module.add_callback(function(p)
+		ntfy.send_notification({
+			title = "Presence",
+			message = p and "Home" or "Away",
+			tags = { "house" },
+			priority = "low",
+			actions = {
+				{
+					action = "broadcast",
+					extras = {
+						cmd = "presence",
+						state = p and "0" or "1",
+					},
+					label = p and "Set away" or "Set home",
+					clear = true,
+				},
+			},
+		})
+	end)
+
+	return {
+		presence,
+	}
+end
+
+function module.overall_presence()
+	-- Default to no presence when the device has not been created yet
+	if not presence then
+		return false
+	end
+
+	return presence:overall_presence()
+end
+
+return module