chart data draw root page wip

include/CanGrow_LittleFS.h

@@ -799,7 +799,7 @@ void LFS_Chart_Dirlist_Data(const byte chartId) {
       #endif
     } 
     file = root.openNextFile();
-  }  
+  }
 }
 
 /* Rotate Chart data files */

include/CanGrow_Timer.h

@@ -61,6 +61,6 @@ void TimeR_Init() {
   timer.setInterval(1000, Timer_Output);
   timer.setInterval(1000, Timer_Sensor);
   timer.setInterval(100, Timer_Control);
-  timer.setInterval(15000, Timer_3s);
+  timer.setInterval(30000, Timer_3s);
   
 }

include/Webserver/Page_root.h

@@ -149,8 +149,41 @@ String Proc_WebPage_root(const String& var) {
     
     return html;
     //return String("Nice");
-  } else if(var == "LOL") {
-    return String("Jojoojo :)");
+  } else if(var == "CHART") {
+    String html;
+    
+    if(config.grow.dashboard.chartConfigured[0] == true) {
+      char chartDirPath[10];
+      snprintf(chartDirPath, sizeof(chartDirPath), "%s%d", CHART_BASE_PATH, 0);
+      
+      /* https://github.com/cotestatnt/async-esp-fs-webserver/blob/master/src/AsyncFsWebServer.cpp */
+      File root = LittleFS.open(chartDirPath, "r");
+      File file = root.openNextFile();
+      while (file) { 
+        if (!file.isDirectory()) {
+          //#ifdef DEBUG
+          //Log.verbose(F("%s PATH: %s \tFILE: %s \tSIZE: %d" CR), LogLoc, chartDirPath, file.name(), file.size());
+          //#endif
+          
+          /* absolute path to the file we want to read */
+          char chartFilePath[32];
+          snprintf(chartFilePath, sizeof(chartFilePath), "%s/%s", chartDirPath, file.name());
+          Serial.println(chartFilePath);
+          /* the actual file we are reading */
+          File fileRead = LittleFS.open(chartFilePath, "r");
+          while(fileRead.available()) {
+            html += fileRead.readStringUntil(';');
+            html += "-lol-";
+            html += fileRead.readStringUntil('\n').toFloat();
+          }
+          fileRead.close();
+          
+        } 
+        file = root.openNextFile();
+      }
+    }
+    
+    return html;
   } else {
     return String();
   }

include/Webserver/Page_root_HTML.h

@@ -13,4 +13,8 @@ const char Page_root_HTML[] PROGMEM = R"EOF(%HEADER%
 
 %GAUGE%
 
+<br>
+
+%CHART%
+
 %FOOTER% )EOF";