SpigotCore_Main/src/de/steamwar/sql/Provider.java

@@ -103,4 +103,5 @@ public interface Provider {
     void deleteSchematicNode(SchematicNode node);
     InputStream getSchematicData(SchematicNode node) throws IOException;
     void saveSchematicNode(SchematicNode node, InputStream blob, boolean newFormat);
+    int getSchematicElo(SchematicNode node, int season);
 }

SpigotCore_Main/src/de/steamwar/sql/SQLProvider.java

@@ -413,6 +413,7 @@ public class SQLProvider implements Provider {
     private static final Statement updateDatabase = new Statement("UPDATE SchematicNode SET NodeData = ?, NodeFormat = ? WHERE NodeId = ?");
     private static final Statement selSchemData = new Statement("SELECT NodeData FROM SchematicNode WHERE NodeId = ?");
     private static final Statement deleteNode = new Statement("DELETE FROM SchematicNode WHERE NodeId = ?");
+    private static final Statement schemElo = new Statement("SELECT Elo FROM SchemElo WHERE SchemId = ? AND Season = ?");
 
     private static final Statement.ResultSetUser<List<SchematicNode>> toSchematicList = rs -> {
         List<SchematicNode> nodes = new ArrayList<>();
@@ -627,4 +628,14 @@ public class SQLProvider implements Provider {
     public void saveSchematicNode(SchematicNode node, InputStream blob, boolean newFormat) {
         updateDatabase.update(blob, newFormat, node.getId());
     }
+
+    @Override
+    public int getSchematicElo(SchematicNode node, int season) {
+        return schemElo.select(rs -> {
+            if(rs.next()) {
+                return rs.getInt("Elo");
+            }
+            return 0;
+        }, node.getId(), season);
+    }
 }

SpigotCore_Main/src/de/steamwar/sql/SchematicNode.java

@@ -521,4 +521,8 @@ public class SchematicNode {
         this.allowReplay = allowReplay;
         updateDB();
     }
+
+    public int getElo(int season) {
+        return Provider.impl.getSchematicElo(this, season);
+    }
 }

SpigotCore_Main/src/de/steamwar/sql/Season.java

@@ -0,0 +1,54 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import java.util.Calendar;
+
+public class Season {
+    private Season() {}
+
+    public static int getSeason() {
+        Calendar calendar = Calendar.getInstance();
+        int yearIndex = calendar.get(Calendar.MONTH) / 4;
+        return (calendar.get(Calendar.YEAR) * 3 + yearIndex);
+    }
+
+    public static String getSeasonStart() {
+        Calendar calendar = Calendar.getInstance();
+        return calendar.get(Calendar.YEAR) + "-" + (calendar.get(Calendar.MONTH) / 4 * 3 + 1) + "-1";
+    }
+
+    public static String convertSeasonToString(int season){
+        if (season == -1) return "";
+        int yearSeason = season % 3;
+        int year = (season - yearSeason) / 3;
+        return String.format("%d-%d", year, yearSeason);
+    }
+
+    public static int convertSeasonToNumber(String season){
+        if (season.isEmpty()) return -1;
+        String[] split = season.split("-");
+        try {
+            return Integer.parseInt(split[0]) * 3 + Integer.parseInt(split[1]);
+        } catch (NumberFormatException e) {
+            return -1;
+        }
+    }
+}

SpigotCore_Main/src/de/steamwar/sql/StandaloneProvider.java

@@ -406,4 +406,9 @@ public class StandaloneProvider implements Provider {
             throw new SecurityException(e);
         }
     }
+
+    @Override
+    public int getSchematicElo(SchematicNode node, int season) {
+        return 0;
+    }
 }