Add tinyfsm, start converting core functions to an FSM-based event loop

1 files changed, 9 insertions, 105 deletions

diff --git a/src/main/main.cpp b/src/main/main.cpp
index 29ac2c7f..df1eb8b2 100644
--- a/src/main/main.cpp
+++ b/src/main/main.cpp
@@ -1,114 +1,18 @@
-#include <dirent.h>
-#include <stdint.h>
-#include <stdio.h>
-
-#include <cstddef>
-#include <cstdint>
-#include <memory>
-
-#include "driver/gpio.h"
-#include "driver/i2c.h"
-#include "driver/sdspi_host.h"
-#include "driver/spi_common.h"
-#include "driver/spi_master.h"
-#include "driver_cache.hpp"
-#include "esp_freertos_hooks.h"
-#include "esp_heap_caps.h"
-#include "esp_intr_alloc.h"
-#include "esp_log.h"
 #include "freertos/portmacro.h"
-#include "freertos/projdefs.h"
-#include "hal/gpio_types.h"
-#include "hal/spi_types.h"
 
-#include "app_console.hpp"
-#include "audio_playback.hpp"
-#include "battery.hpp"
-#include "dac.hpp"
-#include "database.hpp"
-#include "display.hpp"
-#include "display_init.hpp"
-#include "gpio_expander.hpp"
-#include "i2c.hpp"
-#include "lvgl_task.hpp"
-#include "samd.hpp"
-#include "spi.hpp"
-#include "storage.hpp"
-#include "touchwheel.hpp"
+#include "tinyfsm.hpp"
 
-static const char* TAG = "MAIN";
+#include "audio_fsm.hpp"
+#include "event_queue.hpp"
+#include "system_fsm.hpp"
+#include "ui_fsm.hpp"
 
 extern "C" void app_main(void) {
-  ESP_LOGI(TAG, "Initialising peripherals");
-
-  ESP_ERROR_CHECK(drivers::init_i2c());
-  ESP_ERROR_CHECK(drivers::init_spi());
-  std::unique_ptr<drivers::DriverCache> drivers =
-      std::make_unique<drivers::DriverCache>();
-
-  ESP_LOGI(TAG, "Init GPIOs");
-  drivers::GpioExpander* expander = drivers->AcquireGpios();
-
-  ESP_LOGI(TAG, "Init SAMD comms");
-  drivers::Samd samd;
-  ESP_LOGI(TAG, "It might have worked? Let's read something!");
-  auto res = samd.ReadChargeStatus();
-  if (res) {
-    ESP_LOGI(TAG, "Charge status is %d", static_cast<uint8_t>(*res));
-  } else {
-    ESP_LOGI(TAG, "no charge status?");
-  }
-
-  ESP_LOGI(TAG, "Enable power rails for development");
-  expander->with(
-      [&](auto& gpio) { gpio.set_pin(drivers::GpioExpander::AMP_EN, 1); });
-
-  ESP_LOGI(TAG, "Init battery measurement");
-  drivers::Battery* battery = new drivers::Battery();
-  ESP_LOGI(TAG, "it's reading %d mV!", (int)battery->Millivolts());
-
-  ESP_LOGI(TAG, "Init SD card");
-  auto storage = drivers->AcquireStorage();
-  if (!storage) {
-    ESP_LOGE(TAG, "Failed! Do you have an SD card?");
-  }
-
-  ESP_LOGI(TAG, "Init touch wheel");
-  std::shared_ptr<drivers::TouchWheel> touchwheel =
-      drivers->AcquireTouchWheel();
-
-  std::atomic<bool> lvgl_quit;
-  TaskHandle_t lvgl_task_handle;
-  ui::StartLvgl(drivers.get(), &lvgl_quit, &lvgl_task_handle);
-
-  std::unique_ptr<audio::AudioPlayback> playback;
-  if (storage) {
-    ESP_LOGI(TAG, "Init audio pipeline");
-    playback = std::make_unique<audio::AudioPlayback>(drivers.get());
-  }
-
-  ESP_LOGI(TAG, "Init database");
-  std::unique_ptr<database::Database> db;
-  auto db_res = database::Database::Open();
-  if (db_res.has_value()) {
-    db.reset(db_res.value());
-  }
-
-  ESP_LOGI(TAG, "Waiting for background tasks before launching console...");
-  vTaskDelay(pdMS_TO_TICKS(1000));
-
-  ESP_LOGI(TAG, "Launch console");
-  console::AppConsole console(playback.get(), db.get());
-  console.Launch();
+  tinyfsm::FsmList<system_fsm::SystemState, ui::UiState,
+                   audio::AudioState>::start();
 
-  uint8_t prev_position = 0;
+  auto& queue = events::EventQueue::GetInstance();
   while (1) {
-    touchwheel->Update();
-    auto wheel_data = touchwheel->GetTouchWheelData();
-    if (wheel_data.wheel_position != prev_position) {
-      prev_position = wheel_data.wheel_position;
-      ESP_LOGI(TAG, "Touch wheel pos: %u", prev_position);
-    }
-    vTaskDelay(pdMS_TO_TICKS(100));
+    queue.Service(portMAX_DELAY);
   }
 }