Smallish Update

esphomeyaml/components/sensor/mhz19.py

@@ -0,0 +1,38 @@
+import voluptuous as vol
+
+import esphomeyaml.config_validation as cv
+from esphomeyaml.components import sensor
+from esphomeyaml.components.uart import UARTComponent
+from esphomeyaml.const import CONF_CO2, CONF_MAKE_ID, CONF_NAME, CONF_TEMPERATURE, CONF_UART_ID, \
+    CONF_UPDATE_INTERVAL
+from esphomeyaml.helpers import App, Application, get_variable, variable
+
+DEPENDENCIES = ['uart']
+
+MakeMHZ19Sensor = Application.MakeMHZ19Sensor
+
+PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
+    cv.GenerateID(CONF_MAKE_ID): cv.declare_variable_id(MakeMHZ19Sensor),
+    cv.GenerateID(CONF_UART_ID): cv.use_variable_id(UARTComponent),
+    vol.Required(CONF_CO2): cv.nameable(sensor.SENSOR_SCHEMA),
+    vol.Optional(CONF_TEMPERATURE): cv.nameable(sensor.SENSOR_SCHEMA),
+    vol.Optional(CONF_UPDATE_INTERVAL): cv.positive_time_period_milliseconds,
+})
+
+
+def to_code(config):
+    uart = None
+    for uart in get_variable(config[CONF_UART_ID]):
+        yield
+    rhs = App.make_mhz19_sensor(uart, config[CONF_CO2][CONF_NAME],
+                                config.get(CONF_UPDATE_INTERVAL))
+    make = variable(config[CONF_MAKE_ID], rhs)
+    mhz19 = make.Pmhz19
+    sensor.setup_sensor(mhz19.Pget_co2_sensor(), make.Pmqtt, config[CONF_CO2])
+
+    if CONF_TEMPERATURE in config:
+        sensor.register_sensor(mhz19.Pmake_temperature_sensor(config[CONF_TEMPERATURE][CONF_NAME]),
+                               config[CONF_TEMPERATURE])
+
+
+BUILD_FLAGS = '-DUSE_MHZ19'