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108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
#include "homeassistant_number.h"
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#include "esphome/components/api/api_pb2.h"
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#include "esphome/components/api/api_server.h"
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#include "esphome/core/log.h"
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#include "esphome/core/string_ref.h"
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namespace esphome {
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namespace homeassistant {
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static const char *const TAG = "homeassistant.number";
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void HomeassistantNumber::state_changed_(StringRef state) {
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auto number_value = parse_number<float>(state.c_str());
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if (!number_value.has_value()) {
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ESP_LOGW(TAG, "'%s': Can't convert '%s' to number!", this->entity_id_, state.c_str());
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this->publish_state(NAN);
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return;
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}
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if (this->state == number_value.value()) {
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return;
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}
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ESP_LOGD(TAG, "'%s': Got state %s", this->entity_id_, state.c_str());
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this->publish_state(number_value.value());
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}
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void HomeassistantNumber::min_retrieved_(StringRef min) {
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auto min_value = parse_number<float>(min.c_str());
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if (!min_value.has_value()) {
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ESP_LOGE(TAG, "'%s': Can't convert 'min' value '%s' to number!", this->entity_id_, min.c_str());
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return;
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}
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ESP_LOGD(TAG, "'%s': Min retrieved: %s", get_name().c_str(), min.c_str());
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this->traits.set_min_value(min_value.value());
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}
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void HomeassistantNumber::max_retrieved_(StringRef max) {
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auto max_value = parse_number<float>(max.c_str());
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if (!max_value.has_value()) {
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ESP_LOGE(TAG, "'%s': Can't convert 'max' value '%s' to number!", this->entity_id_, max.c_str());
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return;
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}
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ESP_LOGD(TAG, "'%s': Max retrieved: %s", get_name().c_str(), max.c_str());
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this->traits.set_max_value(max_value.value());
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}
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void HomeassistantNumber::step_retrieved_(StringRef step) {
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auto step_value = parse_number<float>(step.c_str());
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if (!step_value.has_value()) {
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ESP_LOGE(TAG, "'%s': Can't convert 'step' value '%s' to number!", this->entity_id_, step.c_str());
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return;
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}
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ESP_LOGD(TAG, "'%s': Step Retrieved %s", get_name().c_str(), step.c_str());
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this->traits.set_step(step_value.value());
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}
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void HomeassistantNumber::setup() {
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api::global_api_server->subscribe_home_assistant_state(
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this->entity_id_, nullptr, std::bind(&HomeassistantNumber::state_changed_, this, std::placeholders::_1));
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api::global_api_server->get_home_assistant_state(
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this->entity_id_, "min", std::bind(&HomeassistantNumber::min_retrieved_, this, std::placeholders::_1));
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api::global_api_server->get_home_assistant_state(
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this->entity_id_, "max", std::bind(&HomeassistantNumber::max_retrieved_, this, std::placeholders::_1));
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api::global_api_server->get_home_assistant_state(
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this->entity_id_, "step", std::bind(&HomeassistantNumber::step_retrieved_, this, std::placeholders::_1));
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}
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void HomeassistantNumber::dump_config() {
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LOG_NUMBER("", "Homeassistant Number", this);
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ESP_LOGCONFIG(TAG, " Entity ID: '%s'", this->entity_id_);
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}
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float HomeassistantNumber::get_setup_priority() const { return setup_priority::AFTER_CONNECTION; }
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void HomeassistantNumber::control(float value) {
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if (!api::global_api_server->is_connected()) {
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ESP_LOGE(TAG, "No clients connected to API server");
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return;
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}
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this->publish_state(value);
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static constexpr auto SERVICE_NAME = StringRef::from_lit("number.set_value");
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static constexpr auto ENTITY_ID_KEY = StringRef::from_lit("entity_id");
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static constexpr auto VALUE_KEY = StringRef::from_lit("value");
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api::HomeassistantActionRequest resp;
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resp.service = SERVICE_NAME;
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resp.data.init(2);
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auto &entity_id = resp.data.emplace_back();
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entity_id.key = ENTITY_ID_KEY;
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entity_id.value = StringRef(this->entity_id_);
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auto &entity_value = resp.data.emplace_back();
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entity_value.key = VALUE_KEY;
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// Stack buffer - no heap allocation; %g produces shortest representation
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char value_buf[16];
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buf_append_printf(value_buf, sizeof(value_buf), 0, "%g", value);
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entity_value.value = StringRef(value_buf);
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api::global_api_server->send_homeassistant_action(resp);
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}
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} // namespace homeassistant
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} // namespace esphome
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