From 9adc51f8d74577b5c4ae9c1f88341252f2c22939 Mon Sep 17 00:00:00 2001
From: sowgro <tpoke.ferrari@gmail.com>
Date: Thu, 13 Nov 2025 20:05:25 -0500
Subject: export almost working

---
 .../java/design/persistence/JSONLeagueDatabase.java | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

(limited to 'src/main/java/design/persistence/JSONLeagueDatabase.java')

diff --git a/src/main/java/design/persistence/JSONLeagueDatabase.java b/src/main/java/design/persistence/JSONLeagueDatabase.java
index edc649b..795c582 100644
--- a/src/main/java/design/persistence/JSONLeagueDatabase.java
+++ b/src/main/java/design/persistence/JSONLeagueDatabase.java
@@ -13,8 +13,6 @@ import design.model.League;
 
 import java.io.File;
 import java.io.IOException;
-import java.nio.file.Files;
-import java.nio.file.StandardCopyOption;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
@@ -100,18 +98,19 @@ public class JSONLeagueDatabase implements LeagueDatabase {
         save();
     }
 
-    public File exportData(File newFile) throws IOException{
-        Files.copy(file.toPath(), newFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
-        return newFile;
-    }
-
-    public void importData(File newFile) throws IOException {
-        League[] newLeagues = mapper.readValue(newFile, League[].class);
+    @Override
+    public void importData(JsonNode tree) throws IOException {
+        League[] data = mapper.treeToValue(tree, League[].class);
         cache.clear();
-        for (League l: newLeagues) {
-            cache.put(l.getId(), l);
+        for (League league : data) {
+            cache.put(league.getId(), league);
         }
         save();
     }
 
+    @Override
+    public JsonNode exportData() {
+        Object[] data = cache.values().toArray();
+        return mapper.valueToTree(data);
+    }
 }
-- 
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