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/*
* EEZ Modular Firmware
* Copyright (C) 2021-present, Envox d.o.o.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <eez/core/alloc.h>
#include <eez/core/os.h>
#include <eez/flow/components.h>
#include <eez/flow/flow_defs_v3.h>
#include <eez/flow/expression.h>
#include <eez/flow/queue.h>
using namespace eez::gui;
namespace eez {
namespace flow {
struct DelayComponenentExecutionState : public ComponenentExecutionState {
uint32_t waitUntil;
};
void executeDelayComponent(FlowState *flowState, unsigned componentIndex) {
auto delayComponentExecutionState = (DelayComponenentExecutionState *)flowState->componenentExecutionStates[componentIndex];
if (!delayComponentExecutionState) {
Value value;
if (!evalProperty(flowState, componentIndex, defs_v3::DELAY_ACTION_COMPONENT_PROPERTY_MILLISECONDS, value, "Failed to evaluate Milliseconds in Delay")) {
return;
}
double milliseconds = value.toDouble();
if (!isNaN(milliseconds)) {
delayComponentExecutionState = allocateComponentExecutionState<DelayComponenentExecutionState>(flowState, componentIndex);
delayComponentExecutionState->waitUntil = millis() + (uint32_t)floor(milliseconds);
} else {
throwError(flowState, componentIndex, "Invalid Milliseconds value in Delay\n");
return;
}
if (!addToQueue(flowState, componentIndex, -1, -1, -1, true)) {
throwError(flowState, componentIndex, "Execution queue is full\n");
return;
}
} else {
if (millis() >= delayComponentExecutionState->waitUntil) {
deallocateComponentExecutionState(flowState, componentIndex);
propagateValueThroughSeqout(flowState, componentIndex);
} else {
if (!addToQueue(flowState, componentIndex, -1, -1, -1, true)) {
throwError(flowState, componentIndex, "Execution queue is full\n");
return;
}
}
}
}
} // namespace flow
} // namespace eez