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#include <format>
#include "ReplayManager.h"
#include "Manager.h"
using namespace crepe;
using namespace std;
ReplayManager::ReplayManager(Mediator & mediator) : Manager(mediator) {
mediator.replay_manager = *this;
}
void ReplayManager::record_start() {
if (this->state == RECORDING) this->release(this->id);
this->id++;
this->memory[this->id] = make_unique<Recording>();
this->recording = *this->memory.at(this->id);
this->state = RECORDING;
}
recording_t ReplayManager::record_end() {
this->state = IDLE;
return this->id;
}
void ReplayManager::play(recording_t handle) {
if (!this->memory.contains(handle))
throw out_of_range(format("ReplayManager: no recording for handle {}", handle));
this->recording = *this->memory.at(handle);
this->recording->frame = 0;
this->state = PLAYING;
}
void ReplayManager::release(recording_t handle) {
if (!this->memory.contains(handle))
return;
this->memory.erase(handle);
}
void ReplayManager::frame_record() {
if (this->state != RECORDING)
throw runtime_error("ReplayManager: frame_step called while not playing");
ComponentManager & components = this->mediator.component_manager;
Recording & recording = this->recording;
recording.frames.push_back(components.save());
recording.frame++;
}
bool ReplayManager::frame_step() {
if (this->state != PLAYING)
throw runtime_error("ReplayManager: frame_step called while not playing");
ComponentManager & components = this->mediator.component_manager;
Recording & recording = this->recording;
ComponentManager::Snapshot & frame = recording.frames.at(recording.frame);
components.restore(frame);
recording.frame++;
if (recording.frame < recording.frames.size()) return false;
// end of recording
recording.frame = 0;
this->state = IDLE;
this->recording.clear();
return true;
}
ReplayManager::State ReplayManager::get_state() const {
return this->state;
}
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