try to fix time sync

src/config.h

@@ -31,6 +31,6 @@
     /*
     * firmeware version string
     */
-    #define __FIRMWARE__            "2020072706"
+    #define __FIRMWARE__            "2020072707"
 
 #endif // _CONFIG_H

src/hardware/powermgm.cpp

@@ -24,6 +24,7 @@
 #include <soc/rtc.h>
 #include <WiFi.h>
 #include <esp_wifi.h>
+#include <time.h>
 
 #include "pmu.h"
 #include "bma.h"
@@ -82,7 +83,7 @@ void powermgm_loop( TTGOClass *ttgo ) {
                 display_go_silence_wakeup( ttgo );
                 powermgm_set_event( POWERMGM_SILENCE_WAKEUP );
             }
-            ttgo->rtc->syncToSystem();
+            timesyncToSystem();
             ttgo->startLvglTick();
             mainbar_jump_to_maintile( LV_ANIM_OFF );
             lv_disp_trig_activity(NULL);
@@ -95,7 +96,7 @@ void powermgm_loop( TTGOClass *ttgo ) {
         else {
             Serial.printf("go to standby\r\n");
             display_go_sleep( ttgo );
-            ttgo->rtc->syncToRtc();
+            timesyncToRTC();
             if ( powermgm_get_event( POWERMGM_WIFI_ACTIVE ) ) wifictl_off();
             while( powermgm_get_event( POWERMGM_WIFI_ACTIVE | POWERMGM_WIFI_CONNECTED | POWERMGM_WIFI_OFF_REQUEST | POWERMGM_WIFI_ON_REQUEST | POWERMGM_WIFI_SCAN ) ) { yield(); }
             ttgo->stopLvglTick();

src/hardware/timesync.cpp

@@ -19,9 +19,10 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
+#include "time.h"
+#include <WiFi.h>
 #include "config.h"
 #include "timesync.h"
-#include <WiFi.h>
 
 EventGroupHandle_t time_event_handle = NULL;
 TaskHandle_t _timesync_Task;
@@ -30,7 +31,12 @@ void timesync_Task( void * pvParameters );
 timesync_config_t timesync_config;
 
 void timesync_setup( TTGOClass *ttgo ) {
-
+/*
+    char buff[16]="";
+    snprintf( buff, sizeof(buff),"UTC%d", timesync_config.timezone);
+    setenv("TZ", buff, 1);
+    tzset();
+*/
     timesync_read_config();
 
     WiFi.onEvent( [](WiFiEvent_t event, WiFiEventInfo_t info) {
@@ -115,13 +121,22 @@ void timesync_set_timezone( int32_t timezone ) {
     timesync_save_config();
 }
 
+void timesyncToSystem( void ) {
+  TTGOClass *ttgo = TTGOClass::getWatch();
+  ttgo->rtc->syncToSystem();
+}
+
+void timesyncToRTC( void ) {
+  TTGOClass *ttgo = TTGOClass::getWatch();
+  ttgo->rtc->syncToRtc();
+}
+
 void timesync_Task( void * pvParameters ) {
 
     while( true ) {
         vTaskDelay( 500 );
         if ( xEventGroupGetBits( time_event_handle ) & TIME_SYNC_REQUEST ) {   
             struct tm info;
-            TTGOClass *ttgo = TTGOClass::getWatch();
 
             long gmtOffset_sec = timesync_config.timezone * 3600;
             int daylightOffset_sec = 0;

src/hardware/timesync.h

@@ -85,4 +85,7 @@
      */
     void timesync_set_timezone( int32_t timezone );
 
+    void timesyncToSystem( void );
+    void timesyncToRTC( void );
+
 #endif // _TIME_SYNC_H

ttgo-t-watch2020_v1.version.txt

@@ -1 +1 @@
-2020072706
+2020072707