implemented dropping of mailing lists

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>org.example</groupId>
     <artifactId>Widerhall</artifactId>
-    <version>0.2.19</version>
+    <version>0.2.20</version>
     <build>
         <plugins>
             <plugin>

src/main/java/de/srsoftware/widerhall/web/Rest.java

@@ -14,6 +14,7 @@ import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
+import java.lang.reflect.Member;
 import java.sql.SQLException;
 import java.util.HashMap;
 import java.util.List;
@@ -28,6 +29,7 @@ public class Rest extends HttpServlet {
     private static final String LIST_ADD_MOD = "list/add_mod";
     private static final String LIST_ARCHIVE = "list/archive";
     private static final String LIST_DISABLE = "list/disable";
+    private static final String LIST_DROP = "list/drop";
     private static final String LIST_DROP_MEMBER = "list/drop_member";
     private static final String LIST_DROP_MOD = "list/drop_mod";
     private static final String LIST_DETAIL = "list/detail";
@@ -79,6 +81,28 @@ public class Rest extends HttpServlet {
         if (error != null) resp.sendError(400,error);
     }
 
+    public Map dropList(MailingList list, User user){
+        boolean allowed = user.hashPermission(User.PERMISSION_ADMIN);
+        try {
+            if (!allowed) {
+                var member = ListMember.load(list, user);
+                if (member != null) allowed = member.isOwner();
+            }
+        } catch (SQLException e) {
+            LOG.warn("Was not able to load listmember for {}/{}",list.email(),user.email(),e);
+        }
+        if (!allowed) return Map.of(ERROR,"You are not allowed to remove this list!");
+        try {
+            list.hide(true).enable(false).openForGuests(false).openForSubscribers(false);
+            for (ListMember member : list.members()) { // drop all list members except for owner
+                if (!member.isOwner()) member.unsubscribe();
+            }
+        } catch (SQLException e) {
+            LOG.debug("Disabling and hiding of {} failed",list.email(),e);
+        }
+        return Map.of(SUCCESS,t("List {} disabled, closed for subscribers and hidden. Members have been removed.",list.email()));
+    }
+
     @Override
     protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
         String error = handlePost(req, resp);
@@ -188,6 +212,9 @@ public class Rest extends HttpServlet {
                 case LIST_DISABLE:
                     json.putAll(enableList(list,user,false));
                     break;
+                case LIST_DROP:
+                    json.putAll(dropList(list,user));
+                    break;
                 case LIST_DROP_MEMBER:
                     json.putAll(listDropMember(list,userEmail,user));
                     break;

static/templates/js.st

@@ -13,7 +13,7 @@ function disableList(listEmail){
 }
 
 function dropList(listEmail){
-    console.log('dopList('+listEmail+')');
+    $.post('/api/list/drop',{list:listEmail},showListResult,'json');
 }
 
 function dropMember(userEmail,listEmail){