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152 lines
3.9 KiB
152 lines
3.9 KiB
/*
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* Copyright 2023 jacqueline <me@jacqueline.id.au>
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*
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* SPDX-License-Identifier: GPL-3.0-only
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*/
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#pragma once
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#include <memory>
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#include "freertos/FreeRTOS.h"
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#include "freertos/timers.h"
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#include "app_console/app_console.hpp"
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#include "audio/audio_events.hpp"
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#include "audio/track_queue.hpp"
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#include "battery/battery.hpp"
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#include "database/database.hpp"
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#include "database/db_events.hpp"
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#include "database/tag_parser.hpp"
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#include "drivers/bluetooth.hpp"
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#include "drivers/display.hpp"
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#include "drivers/gpios.hpp"
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#include "drivers/nvs.hpp"
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#include "drivers/samd.hpp"
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#include "drivers/storage.hpp"
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#include "drivers/touchwheel.hpp"
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#include "system_fsm/service_locator.hpp"
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#include "system_fsm/system_events.hpp"
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#include "ui/ui_fsm.hpp"
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#include "tinyfsm.hpp"
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namespace system_fsm {
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void check_interrupts_cb(TimerHandle_t timer);
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/*
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* State machine for the overall system state. Responsible for managing
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* peripherals, and bringing the rest of the system up and down.
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*/
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class SystemState : public tinyfsm::Fsm<SystemState> {
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public:
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virtual ~SystemState() {}
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virtual void entry() {}
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virtual void exit() {}
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/* Fallback event handler. Does nothing. */
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void react(const tinyfsm::Event& ev) {}
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void react(const FatalError&);
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void react(const internal::GpioInterrupt&);
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void react(const internal::SamdInterrupt&);
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void react(const HapticTrigger&);
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virtual void react(const DisplayReady&) {}
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virtual void react(const BootComplete&) {}
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virtual void react(const StorageError&) {}
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virtual void react(const KeyLockChanged&) {}
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virtual void react(const SdDetectChanged&) {}
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virtual void react(const SamdUsbMscChanged&) {}
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virtual void react(const database::event::UpdateFinished&) {}
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virtual void react(const audio::PlaybackUpdate&) {}
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virtual void react(const internal::IdleTimeout&) {}
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virtual void react(const internal::UnmountTimeout&) {}
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virtual void react(const internal::Mount&) {}
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virtual void react(const ui::UnmountRequest&) {}
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virtual void react(const audio::UnmountReady&) {}
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protected:
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auto IdleCondition() -> bool;
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static std::shared_ptr<ServiceLocator> sServices;
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static std::unique_ptr<drivers::SdStorage> sStorage;
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static console::AppConsole* sAppConsole;
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};
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namespace states {
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/*
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* Initial state. Initialises peripherals, starts up lvgl, checks everything
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* looks good.
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*/
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class Booting : public SystemState {
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public:
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void entry() override;
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void exit() override;
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void react(const BootComplete&) override;
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using SystemState::react;
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};
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/*
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* Most common state. Everything is going full bore!
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*/
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class Running : public SystemState {
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public:
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void entry() override;
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void exit() override;
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void react(const KeyLockChanged&) override;
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void react(const SdDetectChanged&) override;
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void react(const audio::PlaybackUpdate&) override;
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void react(const database::event::UpdateFinished&) override;
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void react(const SamdUsbMscChanged&) override;
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void react(const StorageError&) override;
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void react(const ui::UnmountRequest&) override;
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void react(const audio::UnmountReady&) override;
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void react(const internal::UnmountTimeout&) override;
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void react(const internal::Mount&) override;
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using SystemState::react;
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private:
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auto checkIdle() -> void;
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auto updateSdState(drivers::SdState) -> void;
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auto unmountStorage() -> void;
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bool storage_mounted_;
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};
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/**
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* State for when the screen is off, controls locked, and music paused. Prelude
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* to shutting off power completely.
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*/
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class Idle : public SystemState {
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public:
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void entry() override;
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void exit() override;
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void react(const KeyLockChanged&) override;
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void react(const internal::IdleTimeout&) override;
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using SystemState::react;
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private:
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TimerHandle_t sIdleTimeout;
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};
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/*
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* Something unrecoverably bad went wrong. Shows an error (if possible), awaits
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* reboot.
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*/
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class Error : public SystemState {};
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} // namespace states
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} // namespace system_fsm
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