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74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
#include "gpio_switch.h"
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#include "esphome/core/log.h"
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namespace esphome::gpio {
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static const char *const TAG = "switch.gpio";
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#ifdef USE_GPIO_SWITCH_INTERLOCK
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static constexpr uint32_t INTERLOCK_TIMEOUT_ID = 0;
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#endif
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float GPIOSwitch::get_setup_priority() const { return setup_priority::HARDWARE; }
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void GPIOSwitch::setup() {
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bool initial_state = this->get_initial_state_with_restore_mode().value_or(false);
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// write state before setup
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this->control(initial_state);
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this->pin_->setup();
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// write after setup again for other IOs
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this->control(initial_state);
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}
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void GPIOSwitch::dump_config() {
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LOG_SWITCH("", "GPIO Switch", this);
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LOG_PIN(" Pin: ", this->pin_);
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#ifdef USE_GPIO_SWITCH_INTERLOCK
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if (!this->interlock_.empty()) {
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ESP_LOGCONFIG(TAG, " Interlocks:");
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for (auto *lock : this->interlock_) {
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if (lock == this)
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continue;
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ESP_LOGCONFIG(TAG, " %s", lock->get_name().c_str());
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}
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}
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#endif
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}
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void GPIOSwitch::write_state(bool state) {
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#ifdef USE_GPIO_SWITCH_INTERLOCK
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if (state != this->inverted_) {
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// Turning ON, check interlocking
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bool found = false;
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for (auto *lock : this->interlock_) {
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if (lock == this)
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continue;
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if (lock->state) {
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lock->turn_off();
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found = true;
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}
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}
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if (found && this->interlock_wait_time_ != 0) {
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this->set_timeout(INTERLOCK_TIMEOUT_ID, this->interlock_wait_time_, [this, state] {
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// Don't write directly, call the function again
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// (some other switch may have changed state while we were waiting)
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this->write_state(state);
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});
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return;
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}
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} else if (this->interlock_wait_time_ != 0) {
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// If we are switched off during the interlock wait time, cancel any pending
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// re-activations
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this->cancel_timeout(INTERLOCK_TIMEOUT_ID);
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}
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#endif
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this->pin_->digital_write(state);
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this->publish_state(state);
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}
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#ifdef USE_GPIO_SWITCH_INTERLOCK
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void GPIOSwitch::set_interlock(const std::initializer_list<Switch *> &interlock) { this->interlock_ = interlock; }
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#endif
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} // namespace esphome::gpio
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