Finds: add "material_types_recommendations" string for templates - update doc with base jinja filters

1 files changed, 18 insertions, 2 deletions

diff --git a/archaeological_finds/models_finds.py b/archaeological_finds/models_finds.py
index 706a2bbbf..f91269456 100644
--- a/archaeological_finds/models_finds.py
+++ b/archaeological_finds/models_finds.py
@@ -2105,11 +2105,12 @@ class Find(
         ("base_finds", _("List of associated base finds")),
         ("material_types_label", _("Material types string")),
         ("material_types_code", _("Material types code string")),
+        ("material_types_recommendations", _("Recommendations string from material")),
     ]
 
     def get_material_types_code(self) -> str:
         """
-        Return pipe separated material type code inside a container
+        Return pipe separated material type code
         """
         materials = set()
         for material in self.material_types.exclude(code__isnull=True).values_list(
@@ -2120,7 +2121,7 @@ class Find(
 
     def get_material_types(self) -> str:
         """
-        Return comma separated string of material types inside a container
+        Return comma separated string of material types
         """
         materials = set()
         for material in self.material_types.exclude(label__isnull=True).values_list(
@@ -2129,6 +2130,18 @@ class Find(
             materials.add(material)
         return ", ".join(sorted(materials))
 
+    def get_material_types_recommendations(self) -> str:
+        """
+        Return comma separated string of recommendations from material
+        """
+        recommendations = set()
+        for recommendation in self.material_types.exclude(
+                recommendation__isnull=True).exclude(
+            recommendation="").values_list("recommendation", flat=True
+        ):
+            recommendations.add(recommendation)
+        return ", ".join(sorted(recommendations))
+
     def get_values(self, prefix="", no_values=False, filtr=None, **kwargs):
         no_base_finds = False
         if "no_base_finds" in kwargs:
@@ -2140,6 +2153,9 @@ class Find(
             values[prefix + "material_types_label"] = self.get_material_types()
         if not filtr or prefix + "material_types_code" in filtr:
             values[prefix + "material_types_code"] = self.get_material_types_code()
+        if not filtr or prefix + "material_types_recommendations" in filtr:
+            values[prefix + "material_types_recommendations"] = \
+                self.get_material_types_recommendations()
         if no_base_finds:
             return values
         # by default attach first basefind data