Moved nav folders into nav accounts

app/src/main/java/eu/faircode/email/TupleAccountFolder.java

@@ -0,0 +1,80 @@
+package eu.faircode.email;
+
+/*
+    This file is part of FairEmail.
+
+    FairEmail is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    FairEmail 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with FairEmail.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2018-2021 by Marcel Bokhorst (M66B)
+*/
+
+import android.content.Context;
+
+import java.util.Objects;
+
+public class TupleAccountFolder extends EntityAccount {
+    public Long folderId;
+    public String folderType;
+    public Integer folderOrder;
+    public String folderName;
+    public String folderDisplay;
+    public Integer folderColor;
+    public boolean folderSync;
+    public String folderState;
+    public String folderSyncState;
+    public int executing;
+    public int messages;
+    public int unseen;
+
+    public String getName(Context context) {
+        if (folderName == null)
+            return name; // account name
+
+        if (folderDisplay != null)
+            return folderDisplay;
+
+        if (EntityFolder.INBOX.equals(folderType))
+            return EntityFolder.localizeName(context, folderName);
+
+        if (separator == null)
+            return folderName;
+
+        int s = folderName.lastIndexOf(separator);
+        if (s < 0)
+            return folderName;
+
+        return folderName.substring(s + 1);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj instanceof TupleAccountFolder) {
+            TupleAccountFolder other = (TupleAccountFolder) obj;
+            return (super.equals(obj) &&
+                    Objects.equals(this.folderId, other.folderId) &&
+                    Objects.equals(this.folderType, other.folderType) &&
+                    Objects.equals(this.folderOrder, other.folderOrder) &&
+                    Objects.equals(this.folderName, other.folderName) &&
+                    Objects.equals(this.folderDisplay, other.folderDisplay) &&
+                    Objects.equals(this.folderColor, other.folderColor) &&
+                    this.folderSync == other.folderSync &&
+                    Objects.equals(this.folderState, other.folderState) &&
+                    Objects.equals(this.folderSyncState, other.folderSyncState) &&
+                    this.executing == other.executing &&
+                    this.messages == other.messages &&
+                    this.unseen == other.unseen);
+        } else
+            return false;
+    }
+}