split into more components

Signed-off-by: Peter Siegmund <peter@rdkr.com>

ePaper-ESP-IDF/components/connectivity/connectivity.c

@@ -50,7 +50,7 @@ static void event_handler(void* arg,
   }
 }
 
-uint8_t init_wifi(void) {
+esp_err_t init_wifi(void) {
   s_wifi_event_group = xEventGroupCreate();
 
   ESP_ERROR_CHECK(esp_netif_init());
@@ -92,12 +92,12 @@ uint8_t init_wifi(void) {
    * can test which event actually happened. */
   if (bits & WIFI_CONNECTED_BIT) {
     ESP_LOGI(TAG, "connected to ap SSID:%s", WIFI_SSID);
-    return 0;
+    return ESP_OK;
   } else if (bits & WIFI_FAIL_BIT) {
     ESP_LOGI(TAG, "Failed to connect to SSID:%s", WIFI_SSID);
-    return 1;
+    return ESP_ERR_TIMEOUT;
   } else {
     ESP_LOGE(TAG, "UNEXPECTED EVENT");
-    return -1;
+    return ESP_FAIL;
   }
 }

ePaper-ESP-IDF/components/connectivity/include/connectivity.h

@@ -1,11 +1,11 @@
 #pragma once
 
-#include <stdint.h>
+#include "esp_err.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
-uint8_t init_wifi(void);
+esp_err_t init_wifi(void);
 #ifdef __cplusplus
 }
 #endif

ePaper-ESP-IDF/components/splash_screen/CMakeLists.txt

@@ -0,0 +1,7 @@
+idf_component_register(SRCS "splash_screen.c"
+                    INCLUDE_DIRS "include"
+                    PRIV_REQUIRES
+                        lilygo-epd47
+                        connectivity
+                        nvs_flash
+                        mapView)

ePaper-ESP-IDF/components/splash_screen/include/splash_screen.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+void splash_screen(void);
+#ifdef __cplusplus
+}
+#endif

ePaper-ESP-IDF/components/splash_screen/splash_screen.c

@@ -0,0 +1,48 @@
+#include "splash_screen.h"
+#include <stdio.h>
+#include "connectivity.h"
+#include "epd_driver.h"
+#include "fonts/opensans16.h"
+#include "nvs_flash.h"
+#include "sdkconfig.h"
+
+void nvs_init(void) {
+  esp_err_t ret = nvs_flash_init();
+  if (ret == ESP_ERR_NVS_NO_FREE_PAGES ||
+      ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
+    ESP_ERROR_CHECK(nvs_flash_erase());
+    ret = nvs_flash_init();
+  }
+  ESP_ERROR_CHECK(ret);
+}
+
+void wifi_init(void) {
+  epd_poweron();
+  epd_clear();
+  int32_t x = 100;
+  int32_t y = 100;
+  const int16_t bufferSize = 200;
+  char buffer[bufferSize];
+  snprintf(buffer, bufferSize, "Connecting to SSDI: %s", CONFIG_WIFI_SSID);
+  writeln(&OpenSans16, buffer, &x, &y, NULL);
+  esp_err_t ret = init_wifi();
+  if (ret != ESP_OK) {
+    epd_clear();
+    x = 100;
+    y = 100;
+    snprintf(buffer, bufferSize, "Failed to connect to WiFi: %s",
+             esp_err_to_name(ret));
+    writeln(&OpenSans16, buffer, &x, &y, NULL);
+    epd_poweroff();
+    while (1) {
+      ///
+    };
+  }
+  epd_poweroff();
+}
+
+void splash_screen(void) {
+  epd_init();
+  nvs_init();
+  wifi_init();
+}