Sun support (#531)

* Sun

* Add sun support

* Lint

* Updates

* Fix elevation

* Lint

* Update mqtt_climate.cpp

esphome/components/sun/text_sensor/__init__.py

@@ -0,0 +1,45 @@
+from esphome.components import text_sensor
+import esphome.config_validation as cv
+import esphome.codegen as cg
+from esphome.const import CONF_ICON, ICON_WEATHER_SUNSET_DOWN, ICON_WEATHER_SUNSET_UP, CONF_TYPE, \
+    CONF_ID, CONF_FORMAT
+from .. import sun_ns, CONF_SUN_ID, Sun, CONF_ELEVATION, elevation
+
+DEPENDENCIES = ['sun']
+
+SunTextSensor = sun_ns.class_('SunTextSensor', text_sensor.TextSensor, cg.PollingComponent)
+SUN_TYPES = {
+    'sunset': False,
+    'sunrise': True,
+}
+
+
+def validate_optional_icon(config):
+    if CONF_ICON not in config:
+        config = config.copy()
+        config[CONF_ICON] = {
+            'sunset': ICON_WEATHER_SUNSET_DOWN,
+            'sunrise': ICON_WEATHER_SUNSET_UP,
+        }[config[CONF_TYPE]]
+    return config
+
+
+CONFIG_SCHEMA = text_sensor.TEXT_SENSOR_SCHEMA.extend({
+    cv.GenerateID(): cv.declare_id(SunTextSensor),
+    cv.GenerateID(CONF_SUN_ID): cv.use_id(Sun),
+    cv.Required(CONF_TYPE): cv.one_of(*SUN_TYPES, lower=True),
+    cv.Optional(CONF_ELEVATION, default=0): elevation,
+    cv.Optional(CONF_FORMAT, default='%X'): cv.string_strict,
+}).extend(cv.polling_component_schema('60s'))
+
+
+def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    yield cg.register_component(var, config)
+    yield text_sensor.register_text_sensor(var, config)
+
+    paren = yield cg.get_variable(config[CONF_SUN_ID])
+    cg.add(var.set_parent(paren))
+    cg.add(var.set_sunrise(SUN_TYPES[config[CONF_TYPE]]))
+    cg.add(var.set_elevation(config[CONF_ELEVATION]))
+    cg.add(var.set_format(config[CONF_FORMAT]))

esphome/components/sun/text_sensor/sun_text_sensor.cpp

@@ -0,0 +1,12 @@
+#include "sun_text_sensor.h"
+#include "esphome/core/log.h"
+
+namespace esphome {
+namespace sun {
+
+static const char *TAG = "sun.text_sensor";
+
+void SunTextSensor::dump_config() { LOG_TEXT_SENSOR("", "Sun Text Sensor", this); }
+
+}  // namespace sun
+}  // namespace esphome

esphome/components/sun/text_sensor/sun_text_sensor.h

@@ -0,0 +1,41 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/components/sun/sun.h"
+#include "esphome/components/text_sensor/text_sensor.h"
+
+namespace esphome {
+namespace sun {
+
+class SunTextSensor : public text_sensor::TextSensor, public PollingComponent {
+ public:
+  void set_parent(Sun *parent) { parent_ = parent; }
+  void set_elevation(double elevation) { elevation_ = elevation; }
+  void set_sunrise(bool sunrise) { sunrise_ = sunrise; }
+  void set_format(const std::string &format) { format_ = format; }
+
+  void update() override {
+    optional<time::ESPTime> res;
+    if (this->sunrise_)
+      res = this->parent_->sunrise(this->elevation_);
+    else
+      res = this->parent_->sunset(this->elevation_);
+    if (!res) {
+      this->publish_state("");
+      return;
+    }
+
+    this->publish_state(res->strftime(this->format_));
+  }
+
+  void dump_config() override;
+
+ protected:
+  std::string format_{};
+  Sun *parent_;
+  double elevation_;
+  bool sunrise_;
+};
+
+}  // namespace sun
+}  // namespace esphome