Support to get link on boundary

tjnetwork.py

@@ -984,16 +984,15 @@ def get_all_scada_elements(name: str) -> list[dict[str, Any]]:
 # general_region 32
 ############################################################
 
-# pure geometry function, test point is in polygon
 def get_nodes_in_boundary(name: str, boundary: list[tuple[float, float]]) -> list[str]:
     return api.get_nodes_in_boundary(name, boundary)
 
-# if region is general or wda => get_nodes_in_boundary
-# if region is dma, sa or vd  => get stored nodes in table
-# TODO: more test
 def get_nodes_in_region(name: str, region_id: str) -> list[str]:
     return api.get_nodes_in_region(name, region_id)
 
+def get_links_on_region_boundary(name: str, region_id: str) -> list[str]:
+    return api.get_links_on_region_boundary(name, region_id)
+
 def calculate_convex_hull(name: str, nodes: list[str]) -> list[tuple[float, float]]:
     return api.calculate_convex_hull(name, nodes)