Add button to re-import Harvest cache time entry from API

tailbone_harvest/templates/harvest/time-entries/view.mako

@@ -0,0 +1,45 @@
+## -*- coding: utf-8; -*-
+<%inherit file="/master/view.mako" />
+
+<%def name="object_helpers()">
+  ${parent.object_helpers()}
+  ${self.render_import_helper()}
+</%def>
+
+<%def name="render_import_helper()">
+  % if master.has_perm('import_from_harvest'):
+      <nav class="panel">
+        <p class="panel-heading">Re-Import</p>
+        <div class="panel-block buttons">
+          <div style="display: flex; flex-direction: column;">
+            % if master.has_perm('import_from_harvest'):
+                ${h.form(master.get_action_url('import_from_harvest', instance), **{'@submit': 'importFromHarvestSubmitting = true'})}
+                ${h.csrf_token(request)}
+                <b-button type="is-primary"
+                          native-type="submit"
+                          icon-pack="fas"
+                          icon-left="redo"
+                          :disabled="importFromHarvestSubmitting">
+                  {{ importFromHarvestSubmitting ? "Working, please wait..." : "Re-Import from Harvest" }}
+                </b-button>
+                ${h.end_form()}
+            % endif
+          </div>
+        </div>
+      </nav>
+  % endif
+</%def>
+
+<%def name="modify_this_page_vars()">
+  ${parent.modify_this_page_vars()}
+  % if master.has_perm('import_from_harvest'):
+      <script type="text/javascript">
+
+        ThisPageData.importFromHarvestSubmitting = false
+
+      </script>
+  % endif
+</%def>
+
+
+${parent.body()}

tailbone_harvest/views/harvest/time_entries.py

@@ -62,7 +62,7 @@ class HarvestTimeEntryView(HarvestMasterView):
         g.set_link('notes')
 
     def configure_form(self, f):
-        super(HarvestTimeEntryView, self).configure_form(f)
+        super().configure_form(f)
 
         # make sure id is first field
         f.remove('id')
@@ -84,11 +84,20 @@ class HarvestTimeEntryView(HarvestMasterView):
         f.remove('task_id')
         f.set_renderer('task', self.render_harvest_task)
 
+        # hours
+        f.set_renderer('hours', self.render_hours)
+
         f.set_type('notes', 'text')
 
         f.set_type('billable_rate', 'currency')
         f.set_type('cost_rate', 'currency')
 
+    def render_hours(self, entry, field):
+        hours = getattr(entry, field)
+        app = self.get_rattail_app()
+        duration = app.render_duration(hours=hours)
+        return f"{hours} ({duration})"
+
     def get_xref_buttons(self, entry):
         buttons = super(HarvestTimeEntryView, self).get_xref_buttons(entry)
         model = self.model
@@ -105,6 +114,43 @@ class HarvestTimeEntryView(HarvestMasterView):
 
         return buttons
 
+    def import_from_harvest(self):
+        app = self.get_rattail_app()
+        handler = app.get_import_handler('to_rattail.from_harvest.import', require=True)
+        importer = handler.get_importer('HarvestTimeEntry')
+        importer.session = self.Session()
+        importer.setup()
+
+        cache_entry = self.get_instance()
+        if self.oneoff_import(importer, local_object=cache_entry):
+            self.request.session.flash(f"{self.get_model_title()} has been "
+                                       f"(re-)imported from Harvest: {cache_entry}")
+        else:
+            self.request.session.flash("Import failed!", 'error')
+
+        return self.redirect(self.get_action_url('view', cache_entry))
+
+    @classmethod
+    def defaults(cls, config):
+        route_prefix = cls.get_route_prefix()
+        instance_url_prefix = cls.get_instance_url_prefix()
+        permission_prefix = cls.get_permission_prefix()
+        model_title = cls.get_model_title()
+
+        # normal defaults
+        cls._defaults(config)
+
+        # import from harvest
+        config.add_tailbone_permission(permission_prefix,
+                                       f'{permission_prefix}.import_from_harvest',
+                                       f"Re-Import {model_title} from Harvest")
+        config.add_route(f'{route_prefix}.import_from_harvest',
+                         f'{instance_url_prefix}/import-from-harvest',
+                         request_method='POST')
+        config.add_view(cls, attr='import_from_harvest',
+                        route_name=f'{route_prefix}.import_from_harvest',
+                        permission=f'{permission_prefix}.import_from_harvest')
+
 
 def defaults(config, **kwargs):
     base = globals()