# HG changeset patch
# User Goffi <goffi@goffi.org>
# Date 1614455902 -3600
# Node ID ac4173fff71dc6d947934968cc97d6d72cf7a721
# Parent  68ffd60a58a5a2dcdf7ba0ebd6c14f0dcdcba09a
pages (lists/view): add `list_type` to `template_data`:

when a service/node is used for the first time, schema is retrieved, and `list_type` is
put in cache and used in template. This allows the template to have specialised views
depending on the kind of list user is opening.

diff -r 68ffd60a58a5 -r ac4173fff71d libervia/pages/lists/view/page_meta.py
--- a/libervia/pages/lists/view/page_meta.py	Sat Feb 27 20:55:35 2021 +0100
+++ b/libervia/pages/lists/view/page_meta.py	Sat Feb 27 20:58:22 2021 +0100
@@ -36,6 +36,37 @@
 
     self.checkCache(request, C.CACHE_PUBSUB, service=service, node=node, short="tickets")
 
+    try:
+        lists_types = self.getPageData(request, "lists_types")
+        if lists_types is None:
+            lists_types = {}
+            self.setPageData(request, "lists_types", lists_types)
+        list_type = lists_types[(service, node)]
+    except KeyError:
+        ns_tickets_type = self.host.ns_map["tickets_type"]
+        schema_raw = await self.host.bridgeCall(
+            "psSchemaDictGet",
+            service.full(),
+            node or self.host.ns_map["tickets"],
+            profile
+        )
+        schema = data_format.deserialise(schema_raw)
+        try:
+            list_type_field = next(
+                f for f in schema["fields"] if f["type"] == "hidden"
+                and f.get("name") == ns_tickets_type
+            )
+        except StopIteration:
+            list_type = lists_types[(service, node)] = None
+        else:
+            if list_type_field.get("value") is None:
+                list_type = None
+            else:
+                list_type = list_type_field["value"].lower().strip()
+            lists_types[(service, node)] = list_type
+
+    data["list_type"] = template_data["list_type"] = list_type
+
     extra = self.getPubsubExtra(request)
     extra["labels_as_list"] = C.BOOL_TRUE
     self.handleSearch(request, extra)
@@ -86,4 +117,5 @@
         lists_ns=self.host.ns_map["tickets"],
         pubsub_service=service.full(),
         pubsub_node=node,
+        list_type=list_type,
     )