network abstraction, time handling

cube/User/Src/networkAbstractionLayer.c

@@ -1,8 +1,56 @@
 #include <networkAbstractionLayer.h>
+#include <PontCoopScheduler.h>
+#include <iwdg.h>
+#include <logger.h>
 
 #include <wizHelper.h>
 
 
+static t_seconds seconds = { .seconds = 0, .valid = false };
+
+
+static void networkSecondsHandler(void *handle) {
+    static bool tryAgain = false;
+
+    seconds.seconds += 1;
+
+    if (! seconds.valid) {
+        coloredMsg(LOG_YELLOW, "nsh, initially querying time");
+        uint64_t tmpSeconds = wizSntpQuery();
+        if (tmpSeconds != 0) {
+            coloredMsg(LOG_YELLOW, "nsh, success, time is %lu", tmpSeconds);
+            seconds.seconds = tmpSeconds;
+            seconds.valid = true;
+        } else {
+            coloredMsg(LOG_YELLOW, "nsh, failed");
+        }
+    } else if (tryAgain || ((seconds.seconds % 3600) == 0)) {
+        coloredMsg(LOG_YELLOW, "nsh, periodically querying time");
+        uint64_t tmpSeconds = wizSntpQuery();
+        if (tmpSeconds != 0) {
+            coloredMsg(LOG_YELLOW, "nsh, success, network time is %lu", tmpSeconds);
+            tryAgain = false;
+            if (seconds.seconds != tmpSeconds) {
+                coloredMsg(LOG_YELLOW, "nsh, local time updated");
+                seconds.seconds = tmpSeconds;
+            } else {
+                coloredMsg(LOG_YELLOW, "nsh, local time still in sync");
+            }
+        } else {
+            coloredMsg(LOG_YELLOW, "nsh, failed, trying again ...");
+            tryAgain = true;
+        }
+    }
+
+    HAL_IWDG_Refresh(&hiwdg);
+}
+
+t_seconds* networkGetSeconds() {
+    return &seconds;
+}
+
+
 void networkInit() {
     wizInit();
-}
+    schAdd(networkSecondsHandler, NULL, 0, 1000);
+}