Make draft logs compatible with MTGO format #5450 - https://github.com/magefree/mage/issues/5450

Mage.Client/src/main/java/mage/client/draft/DraftPickLogger.java

@@ -0,0 +1,85 @@
+package mage.client.draft;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardOpenOption;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.UUID;
+
+import org.apache.log4j.Logger;
+
+import mage.view.DraftView;
+
+public class DraftPickLogger {
+
+  private static final Logger LOGGER = Logger.getLogger(DraftPickLogger.class);
+
+  private final Path logPath;
+  private final boolean logging;
+  private boolean headerWritten = false;
+
+  public DraftPickLogger(File directory, String logFilename) {
+    this.logging = true;
+    if (!directory.exists()) {
+      directory.mkdirs();
+    }
+    this.logPath = new File(directory, logFilename).toPath();
+    try {
+      Files.write(logPath, new byte[0], StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING);
+    } catch (IOException ex) {
+      LOGGER.error(null, ex);
+    }
+  }
+
+  public DraftPickLogger() {
+    this.logging = false;
+    this.logPath = null;
+  }
+
+  public void updateDraft(UUID draftId, DraftView draftView) {
+    if (headerWritten) {
+      return;
+    }
+    headerWritten = true;
+    Date now = new Date();
+    SimpleDateFormat formatter = new SimpleDateFormat("M/d/yyyy h:mm:ss a");
+    StringBuilder buffer = new StringBuilder()
+      .append("Event #: ").append(draftId).append("\n")
+      .append("Time:    ").append(formatter.format(now)).append('\n');
+    buffer.append("Players:\n");
+    for (String player : draftView.getPlayers()) {
+      buffer.append("    ").append(player).append('\n');
+    }
+    buffer.append('\n');
+    appendToDraftLog(buffer.toString());
+  }
+
+  public void logPick(String setCode, int packNo, int pickNo, String pick, String[] currentBooster) {
+    StringBuilder b = new StringBuilder();
+    if (pickNo == 1) {
+      b.append("------ ").append(setCode).append(" ------\n\n");
+    }
+    b.append("Pack ").append(packNo).append(" pick ").append(pickNo).append(":\n");
+    for (String name : currentBooster) {
+      b.append(pick.equals(name) ? "--> " : "    ");
+      b.append(name);
+      b.append('\n');
+    }
+    b.append('\n');
+    appendToDraftLog(b.toString());
+  }
+
+  private void appendToDraftLog(String data) {
+    if (logging) {
+      try {
+        Files.write(logPath, data.getBytes(), StandardOpenOption.APPEND);
+      } catch (IOException ex) {
+        LOGGER.error(null, ex);
+      }
+    }
+  }
+
+}