Update db schema

dbschema/default.esdl

@@ -8,17 +8,10 @@ module default {
         ))
     );
 
-    required global currentConversationID: uuid {
-        default := <uuid>"00000000-0000-0000-0000-000000000000"
-    };
-
-    global currentConversation := (
+     global currentConversation := (
         assert_single((
             select Conversation
-            filter .user = global currentUser AND (
-                .id = global currentConversationID OR
-                (global currentConversationID = <uuid>"00000000-0000-0000-0000-000000000000" AND .name = 'Default')
-            )
+            filter .user = global currentUser AND .selected = true
         ))
     );
 
@@ -52,6 +45,9 @@ module default {
     type Conversation {
         required name: str;
         required position: int32;
+        required selected: bool {
+            default := false; 
+        };
         required user: User {
             on target delete delete source;
         };

dbschema/migrations/00048-m1xxfsh.edgeql

@@ -0,0 +1,9 @@
+CREATE MIGRATION m1xxfshhhqeharx244nyz5gs27xxrsp6bhb2f7smizwj6pf3bsqwtq
+    ONTO m1nb4byflyh4jp3yp6zdr6ydzw7btucfslsznwz7ooywnmbjxqyl6q
+{
+  ALTER TYPE default::Conversation {
+      CREATE REQUIRED PROPERTY seleted: std::bool {
+          SET default := false;
+      };
+  };
+};

dbschema/migrations/00049-m1rtddn.edgeql

@@ -0,0 +1,6 @@
+CREATE MIGRATION m1rtddnmmb2imreqjy622lkxgmzrtau77xggdw477im46cgn53njza
+    ONTO m1xxfshhhqeharx244nyz5gs27xxrsp6bhb2f7smizwj6pf3bsqwtq
+{
+  DROP GLOBAL default::currentConversation;
+  DROP GLOBAL default::currentConversationID;
+};

dbschema/migrations/00050-m1kkf4h.edgeql

@@ -0,0 +1,14 @@
+CREATE MIGRATION m1kkf4hwv2zxvzjxckc4semtent43nd4ed4bn5462ph2ffpocpo24a
+    ONTO m1rtddnmmb2imreqjy622lkxgmzrtau77xggdw477im46cgn53njza
+{
+  ALTER TYPE default::Conversation {
+      ALTER PROPERTY seleted {
+          RENAME TO selected;
+      };
+  };
+  CREATE GLOBAL default::currentConversation := (std::assert_single((SELECT
+      default::Conversation
+  FILTER
+      ((.user = GLOBAL default::currentUser) AND (.selected = true))
+  )));
+};