pass reference scope to persistence manager

1 files changed, 12 insertions, 5 deletions

diff --git a/acf/model/init.lua b/acf/model/init.lua
index 1bc190d..351c1a2 100644
--- a/acf/model/init.lua
+++ b/acf/model/init.lua
@@ -123,21 +123,28 @@ function Reference:abs_scope(context)
    return pth.to_absolute(self.scope, node.path(context.parent))
 end
 
+function Reference:scope_addr(context)
+   local txn = context.txn
+   return node.addr(
+      relabel('system', txn.search, txn, self:abs_scope(context))
+   )
+end
+
 function Reference:meta(context)
    local res = super(self, Reference):meta(context)
    res.scope = self:abs_scope(context)
 
-   local txn = context.txn
-   local objs = txn:get(
-      node.addr(relabel('system', txn.search, txn, res.scope)),
-      'table'
-   ) or {}
+   local objs = context.txn:get(self:scope_addr(context), 'table') or {}
    res.choice = map(function(p) return pth.join(res.scope, p) end, objs)
    res['ui-choice'] = objs
 
    return res
 end
 
+function Reference:btype(context)
+   return 'reference'..self:scope_addr(context)
+end
+
 function Reference:follow(context, value)
    return context.txn:search(pth.mjoin(self:abs_scope(context), value))
 end