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esphome-dev/esphome/components/pulse_counter/sensor.py
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Otto Winter 6682c43dfa 🏗 Merge C++ into python codebase (#504)
## Description:

Move esphome-core codebase into esphome (and a bunch of other refactors). See https://github.com/esphome/feature-requests/issues/97

Yes this is a shit ton of work and no there's no way to automate it :( But it will be worth it 👍

Progress:
- Core support (file copy etc): 80%
- Base Abstractions (light, switch): ~50%
- Integrations: ~10%
- Working? Yes, (but only with ported components).

Other refactors:
- Moves all codegen related stuff into a single class: `esphome.codegen` (imported as `cg`)
- Rework coroutine syntax
- Move from `component/platform.py` to `domain/component.py` structure as with HA
- Move all defaults out of C++ and into config validation.
- Remove `make_...` helpers from Application class. Reason: Merge conflicts with every single new integration.
- Pointer Variables are stored globally instead of locally in setup(). Reason: stack size limit.

Future work:
- Rework const.py - Move all `CONF_...` into a conf class (usage `conf.UPDATE_INTERVAL` vs `CONF_UPDATE_INTERVAL`). Reason: Less convoluted import block
- Enable loading from `custom_components` folder.

**Related issue (if applicable):** https://github.com/esphome/feature-requests/issues/97

**Pull request in [esphome-docs](https://github.com/esphome/esphome-docs) with documentation (if applicable):** esphome/esphome-docs#<esphome-docs PR number goes here>

## Checklist:
  - [ ] The code change is tested and works locally.
  - [ ] Tests have been added to verify that the new code works (under `tests/` folder).

If user exposed functionality or configuration variables are added/changed:
  - [ ] Documentation added/updated in [esphomedocs](https://github.com/OttoWinter/esphomedocs).
2019-04-17 12:06:00 +02:00

70 lines
2.8 KiB
Python

from esphome import pins
from esphome.components import sensor
import esphome.config_validation as cv
import esphome.codegen as cg
from esphome.const import CONF_COUNT_MODE, CONF_FALLING_EDGE, CONF_ID, CONF_INTERNAL_FILTER, \
CONF_NAME, CONF_PIN, CONF_RISING_EDGE, CONF_UPDATE_INTERVAL, CONF_NUMBER, \
CONF_ACCURACY_DECIMALS, CONF_ICON, CONF_UNIT_OF_MEASUREMENT, ICON_PULSE, UNIT_PULSES_PER_MINUTE
from esphome.core import CORE
pulse_counter_ns = cg.esphome_ns.namespace('pulse_counter')
PulseCounterCountMode = pulse_counter_ns.enum('PulseCounterCountMode')
COUNT_MODES = {
'DISABLE': PulseCounterCountMode.PULSE_COUNTER_DISABLE,
'INCREMENT': PulseCounterCountMode.PULSE_COUNTER_INCREMENT,
'DECREMENT': PulseCounterCountMode.PULSE_COUNTER_DECREMENT,
}
COUNT_MODE_SCHEMA = cv.one_of(*COUNT_MODES, upper=True)
PulseCounterSensor = pulse_counter_ns.class_('PulseCounterSensor',
sensor.PollingSensorComponent)
def validate_internal_filter(value):
value = cv.positive_time_period_microseconds(value)
if CORE.is_esp32:
if value.total_microseconds > 13:
raise cv.Invalid("Maximum internal filter value for ESP32 is 13us")
return value
return value
def validate_pulse_counter_pin(value):
value = pins.internal_gpio_input_pin_schema(value)
if CORE.is_esp8266 and value[CONF_NUMBER] >= 16:
raise cv.Invalid("Pins GPIO16 and GPIO17 cannot be used as pulse counters on ESP8266.")
return value
CONFIG_SCHEMA = cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(PulseCounterSensor),
cv.Required(CONF_PIN): validate_pulse_counter_pin,
cv.Optional(CONF_COUNT_MODE, default={
CONF_RISING_EDGE: 'INCREMENT',
CONF_FALLING_EDGE: 'DISABLE',
}): cv.Schema({
cv.Required(CONF_RISING_EDGE): COUNT_MODE_SCHEMA,
cv.Required(CONF_FALLING_EDGE): COUNT_MODE_SCHEMA,
}),
cv.Optional(CONF_INTERNAL_FILTER, default='13us'): validate_internal_filter,
cv.Optional(CONF_UPDATE_INTERVAL, default='60s'): cv.update_interval,
cv.Optional(CONF_ACCURACY_DECIMALS, default=2): sensor.accuracy_decimals,
cv.Optional(CONF_ICON, default=ICON_PULSE): sensor.icon,
cv.Optional(CONF_UNIT_OF_MEASUREMENT, default=UNIT_PULSES_PER_MINUTE):
sensor.unit_of_measurement,
}).extend(cv.COMPONENT_SCHEMA))
def to_code(config):
pin = yield cg.gpio_pin_expression(config[CONF_PIN])
count = config[CONF_COUNT_MODE]
var = cg.new_Pvariable(config[CONF_ID], config[CONF_NAME], pin, config[CONF_UPDATE_INTERVAL],
COUNT_MODES[count[CONF_RISING_EDGE]],
COUNT_MODES[count[CONF_FALLING_EDGE]],
config[CONF_INTERNAL_FILTER])
yield cg.register_component(var, config)
yield sensor.register_sensor(var, config)