From 65a5dcbe25cc963cac0405c4b2bbcbbdb9b279cd Mon Sep 17 00:00:00 2001
From: Dion Moult <dion@thinkmoult.com>
Date: Sat, 21 Mar 2020 21:44:02 +1100
Subject: [PATCH] Add list of BCF topics in UI

---
 src/ifcblenderexport/blenderbim/__init__.py |  2 ++
 src/ifcblenderexport/blenderbim/operator.py |  6 +++++-
 src/ifcblenderexport/blenderbim/prop.py     | 10 +++++++++-
 src/ifcblenderexport/blenderbim/ui.py       | 12 ++++++++++++
 4 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/src/ifcblenderexport/blenderbim/__init__.py b/src/ifcblenderexport/blenderbim/__init__.py
index 356442d0b3..489467db29 100644
--- a/src/ifcblenderexport/blenderbim/__init__.py
+++ b/src/ifcblenderexport/blenderbim/__init__.py
@@ -103,6 +103,7 @@ if bpy is not None:
         operator.ExecuteIfcDiff,
         operator.AssignContext,
         operator.SetViewPreset1,
+        prop.BcfTopic,
         prop.Subcontext,
         prop.BIMProperties,
         prop.DocProperties,
@@ -135,6 +136,7 @@ if bpy is not None:
         ui.BIM_PT_mesh,
         ui.BIM_PT_object,
         ui.BIM_PT_camera,
+        ui.BIM_UL_topics,
         )
 
     def menu_func_export(self, context):
diff --git a/src/ifcblenderexport/blenderbim/operator.py b/src/ifcblenderexport/blenderbim/operator.py
index b130fb96c5..7cc7157fc8 100644
--- a/src/ifcblenderexport/blenderbim/operator.py
+++ b/src/ifcblenderexport/blenderbim/operator.py
@@ -393,7 +393,11 @@ class GetBcfTopics(bpy.types.Operator):
         import bcfplugin
         bcfplugin.openProject(bpy.context.scene.BIMProperties.bcf_file)
         topics = bcfplugin.getTopics()
-        print(topics)
+        while len(bpy.context.scene.BIMProperties.bcf_topics) > 0:
+            bpy.context.scene.BIMProperties.bcf_topics.remove(0)
+        for topic in topics:
+            new = bpy.context.scene.BIMProperties.bcf_topics.add()
+            new.name = topic[0]
         return {'FINISHED'}
 
 
diff --git a/src/ifcblenderexport/blenderbim/prop.py b/src/ifcblenderexport/blenderbim/prop.py
index 80d239b70f..7cb7c8a128 100644
--- a/src/ifcblenderexport/blenderbim/prop.py
+++ b/src/ifcblenderexport/blenderbim/prop.py
@@ -358,6 +358,12 @@ class BIMCameraProperties(PropertyGroup):
     diagram_scale: EnumProperty(items=getDiagramScales, name='Diagram Scale')
 
 
+class BcfTopic(PropertyGroup):
+    name: StringProperty(name='Name')
+    # TODO: Make this not wrong
+    target_view: StringProperty(name='Target View')
+
+
 class BIMProperties(PropertyGroup):
     schema_dir: StringProperty(default=os.path.join(cwd ,'schema') + os.path.sep, name="Schema Directory")
     data_dir: StringProperty(default=os.path.join(cwd, 'data') + os.path.sep, name="Data Directory")
@@ -418,7 +424,9 @@ class BIMProperties(PropertyGroup):
     available_contexts: EnumProperty(items=[('Model', 'Model', ''), ('Plan', 'Plan', '')], name="Available Contexts")
     available_subcontexts: EnumProperty(items=getSubcontexts, name="Available Subcontexts")
     available_target_views: EnumProperty(items=getTargetViews, name="Available Target Views")
-    bcf_file: StringProperty(default='', name="BCF File")
+    bcf_file: StringProperty(default='', name='BCF File')
+    bcf_topics: CollectionProperty(name='BCF Topics', type=BcfTopic)
+    active_bcf_topic_index: IntProperty(name='Active BCF Topic Index')
 
 
 class MapConversion(PropertyGroup):
diff --git a/src/ifcblenderexport/blenderbim/ui.py b/src/ifcblenderexport/blenderbim/ui.py
index 90435aeb3e..6a6c6e3618 100644
--- a/src/ifcblenderexport/blenderbim/ui.py
+++ b/src/ifcblenderexport/blenderbim/ui.py
@@ -544,6 +544,9 @@ class BIM_PT_bcf(Panel):
         row = layout.row()
         row.operator("bim.get_bcf_topics")
 
+        props = bpy.context.scene.BIMProperties
+        layout.template_list('BIM_UL_topics', '', props, 'bcf_topics', props, 'active_bcf_topic_index')
+
 
 class BIM_PT_qa(Panel):
     bl_label = "BIMTester Quality Auditing"
@@ -721,3 +724,12 @@ class BIM_PT_mvd(Panel):
         row.prop(bim_properties, 'import_should_ignore_building_coordinates')
         row = layout.row()
         row.prop(bim_properties, 'import_should_treat_styled_item_as_material')
+
+
+class BIM_UL_topics(bpy.types.UIList):
+    def draw_item(self, context, layout, data, item, icon, active_data, active_propname):
+        ob = data
+        if item:
+            layout.prop(item, 'name', text='', emboss=False)
+        else:
+            layout.label(text="", translate=False)