show last saved time

daras_ai_v2/base.py

@@ -69,6 +69,7 @@
 from routers.root import RecipeTabs
 from workspaces.models import Workspace, WorkspaceMembership
 from workspaces.widgets import get_current_workspace, set_current_workspace
+from daras_ai_v2.utils import get_relative_time
 
 DEFAULT_META_IMG = (
     # Small
@@ -345,12 +346,24 @@ def render(self):
 
         header_placeholder = gui.div()
         gui.newline()
-
-        with gui.nav_tabs():
-            for tab in self.get_tabs():
-                url = self.current_app_url(tab)
-                with gui.nav_item(url, active=tab == self.tab):
-                    gui.html(tab.title)
+        with gui.div(className="position-relative"):
+            with gui.nav_tabs():
+                for tab in self.get_tabs():
+                    url = self.current_app_url(tab)
+                    with gui.nav_item(url, active=tab == self.tab):
+                        gui.html(tab.title)
+
+            if self.current_pr and not self.current_pr.is_root():
+                with gui.div(
+                    className="container-margin-reset d-none d-md-block",
+                    style=dict(
+                        position="absolute",
+                        top="50%",
+                        right="0",
+                        transform="translateY(-50%)",
+                    ),
+                ):
+                    self._render_saved_timestamp(self.current_pr)
         with gui.nav_tab_content():
             self.render_selected_tab()
 
@@ -467,6 +480,10 @@ def _render_unpublished_changes_indicator(self):
         ):
             gui.html("Unpublished changes")
 
+    def _render_saved_timestamp(self, pr: PublishedRun):
+        with gui.tag("span", className="text-muted"):
+            gui.write(f"{get_relative_time(pr.updated_at)}")
+
     def _render_options_button_with_dialog(self):
         ref = gui.use_alert_dialog(key="options-modal")
         if gui.button(label=icons.more_options, className="mb-0", type="tertiary"):

daras_ai_v2/utils.py

@@ -0,0 +1,19 @@
+from django.utils import timezone
+from datetime import timedelta, datetime
+
+THRESHOLDS = [
+    (timedelta(days=365), "y"),
+    (timedelta(days=30), "mo"),
+    (timedelta(days=1), "d"),
+    (timedelta(hours=1), "h"),
+    (timedelta(minutes=1), "m"),
+    (timedelta(seconds=3), "s"),
+]
+
+
+def get_relative_time(timestamp: datetime) -> str:
+    diff = timezone.now() - timestamp
+    for threshold, unit in THRESHOLDS:
+        if diff >= threshold:
+            return f"{round(diff / threshold)}{unit} ago"
+    return "Just now"