Update log viewer, add uncalibrated modal (#108)

Adds a prettier log viewer, with the ability to filter logs. Also warns user and prevents switching into 3d mode if the resolution is uncalibrated.

photon-server/src/main/java/org/photonvision/common/configuration/ConfigManager.java

@@ -57,17 +57,17 @@ public class ConfigManager {
     }
 
     public static void saveUploadedSettingsZip(File uploadPath) {
-        logger.info(uploadPath.getAbsolutePath());
         var folderPath = Path.of(System.getProperty("java.io.tmpdir"), "photonvision").toFile();
         folderPath.mkdirs();
         ZipUtil.unpack(uploadPath, folderPath);
         FileUtils.deleteDirectory(getRootFolder());
         try {
             org.apache.commons.io.FileUtils.copyDirectory(folderPath, getRootFolder().toFile());
+            logger.info("Copied settings successfully!");
         } catch (IOException e) {
-            e.printStackTrace();
+            logger.error("Exception copying uploaded settings!", e);
+            return;
         }
-        System.exit(666);
     }
 
     public PhotonConfiguration getConfig() {
@@ -159,8 +159,6 @@ public class ConfigManager {
     }
 
     public void saveToDisk() {
-        logger.info("Saving settings...");
-
         // Delete old configs
         FileUtils.deleteDirectory(camerasFolder.toPath());
 
@@ -214,6 +212,7 @@ public class ConfigManager {
                 }
             }
         }
+        logger.info("Settings saved!");
     }
 
     private HashMap<String, CameraConfiguration> loadCameraConfigs() {
@@ -341,7 +340,7 @@ public class ConfigManager {
     }
 
     public void requestSave() {
-        logger.debug("Requesting save...");
+        logger.trace("Requesting save...");
         saveRequestTimestamp = System.currentTimeMillis();
     }
 

photon-server/src/main/java/org/photonvision/common/logging/LogLevel.java

@@ -18,12 +18,11 @@
 package org.photonvision.common.logging;
 
 public enum LogLevel {
-    OFF(0, Logger.ANSI_BLACK),
-    ERROR(1, Logger.ANSI_RED),
-    WARN(2, Logger.ANSI_YELLOW),
-    INFO(3, Logger.ANSI_GREEN),
-    DEBUG(4, Logger.ANSI_WHITE),
-    TRACE(5, Logger.ANSI_CYAN);
+    ERROR(0, Logger.ANSI_RED),
+    WARN(1, Logger.ANSI_YELLOW),
+    INFO(2, Logger.ANSI_GREEN),
+    DEBUG(3, Logger.ANSI_WHITE),
+    TRACE(4, Logger.ANSI_CYAN);
 
     public final String colorCode;
     public final int code;

photon-server/src/main/java/org/photonvision/common/logging/Logger.java

@@ -25,6 +25,7 @@ import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.function.Supplier;
+import org.apache.commons.lang3.tuple.Pair;
 import org.photonvision.common.configuration.ConfigManager;
 import org.photonvision.common.dataflow.DataChangeService;
 import org.photonvision.common.dataflow.events.OutgoingUIEvent;
@@ -47,6 +48,11 @@ public class Logger {
     private static final SimpleDateFormat simpleDateFormat =
             new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 
+    private static final List<Pair<String, LogLevel>> uiBacklog = new ArrayList<>();
+    private static boolean connected = false;
+
+    private static UILogAppender uiLogAppender = new UILogAppender();
+
     private final String className;
     private final LogGroup group;
 
@@ -97,7 +103,7 @@ public class Logger {
 
     static {
         currentAppenders.add(new ConsoleLogAppender());
-        currentAppenders.add(new UILogAppender());
+        currentAppenders.add(uiLogAppender);
         addFileAppender(ConfigManager.getInstance().getLogPath());
     }
 
@@ -126,6 +132,15 @@ public class Logger {
             var formattedMessage = format(message, level, group, clazz, shouldColor);
             a.log(formattedMessage, level);
         }
+        if (!connected) uiBacklog.add(Pair.of(format(message, level, group, clazz, false), level));
+    }
+
+    public static void sendConnectedBacklog() {
+        for (var message : uiBacklog) {
+            uiLogAppender.log(message.getLeft(), message.getRight());
+        }
+        connected = true;
+        uiBacklog.clear();
     }
 
     public boolean shouldLog(LogLevel logLevel) {
@@ -244,6 +259,7 @@ public class Logger {
 
     private static class FileLogAppender implements LogAppender {
         private OutputStream out;
+        private boolean wantsFlush;
 
         public FileLogAppender(Path logFilePath) {
             try {
@@ -253,7 +269,10 @@ public class Logger {
                                 "FileLogAppender",
                                 () -> {
                                     try {
-                                        out.flush();
+                                        if (wantsFlush) {
+                                            out.flush();
+                                            wantsFlush = false;
+                                        }
                                     } catch (IOException ignored) {
                                     }
                                 },
@@ -269,6 +288,7 @@ public class Logger {
             message += "\n";
             try {
                 out.write(message.getBytes());
+                wantsFlush = true;
             } catch (IOException e) {
                 e.printStackTrace();
             }