api(jsonrpc): Add CommandApi::create_group_chat_unencrypted() (#6927)

Author: iequidoo

deltachat-jsonrpc/src/api.rs

@@ -953,7 +953,7 @@ impl CommandApi {
         Ok(contacts.iter().map(|id| id.to_u32()).collect::<Vec<u32>>())
     }
 
-    /// Create a new group chat.
+    /// Create a new encrypted group chat (with key-contacts).
     ///
     /// After creation,
     /// the group has one member with the ID DC_CONTACT_ID_SELF
@@ -971,14 +971,24 @@ impl CommandApi {
     ///
     /// @param protect If set to 1 the function creates group with protection initially enabled.
     ///     Only verified members are allowed in these groups
-    ///     and end-to-end-encryption is always enabled.
     async fn create_group_chat(&self, account_id: u32, name: String, protect: bool) -> Result<u32> {
         let ctx = self.get_context(account_id).await?;
         let protect = match protect {
             true => ProtectionStatus::Protected,
             false => ProtectionStatus::Unprotected,
         };
-        chat::create_group_chat(&ctx, protect, &name)
+        chat::create_group_ex(&ctx, Some(protect), &name)
+            .await
+            .map(|id| id.to_u32())
+    }
+
+    /// Create a new unencrypted group chat.
+    ///
+    /// Same as [`Self::create_group_chat`], but the chat is unencrypted and can only have
+    /// address-contacts.
+    async fn create_group_chat_unencrypted(&self, account_id: u32, name: String) -> Result<u32> {
+        let ctx = self.get_context(account_id).await?;
+        chat::create_group_ex(&ctx, None, &name)
             .await
             .map(|id| id.to_u32())
     }