From 0503fb3799dc1f94fa83944795c8bbb771fa3a46 Mon Sep 17 00:00:00 2001
From: Graham McIntire <graham@mcintire.me>
Date: Thu, 2 Apr 2026 08:08:28 -0500
Subject: [PATCH] Re-enable HRRR auto-enqueue on contact detail page view

---
 .../live/contact_live/show.ex                 | 51 ++++++++-----------
 1 file changed, 22 insertions(+), 29 deletions(-)

diff --git a/lib/microwaveprop_web/live/contact_live/show.ex b/lib/microwaveprop_web/live/contact_live/show.ex
index 0296ebbe..be297d1e 100644
--- a/lib/microwaveprop_web/live/contact_live/show.ex
+++ b/lib/microwaveprop_web/live/contact_live/show.ex
@@ -11,8 +11,8 @@ defmodule MicrowavepropWeb.ContactLive.Show do
   alias Microwaveprop.Terrain.ElevationClient
   alias Microwaveprop.Terrain.TerrainAnalysis
   alias Microwaveprop.Weather
-  # alias Microwaveprop.Weather.HrrrClient
-  # alias Microwaveprop.Workers.HrrrFetchWorker
+  alias Microwaveprop.Weather.HrrrClient
+  alias Microwaveprop.Workers.HrrrFetchWorker
   alias Microwaveprop.Workers.TerrainProfileWorker
 
   @earth_radius_m 6_371_000.0
@@ -189,34 +189,27 @@ defmodule MicrowavepropWeb.ContactLive.Show do
 
   defp maybe_enqueue_hrrr(hrrr, _contact) when not is_nil(hrrr), do: {hrrr, :loaded}
 
-  # TODO: Re-enable auto HRRR backfill on page view when appropriate
-  # defp maybe_enqueue_hrrr(nil, contact) do
-  #   lat = contact.pos1 && contact.pos1["lat"]
-  #   lon = contact.pos1 && (contact.pos1["lon"] || contact.pos1["lng"])
-  #
-  #   if lat && lon && hrrr_likely_available?(contact.qso_timestamp) do
-  #     valid_time = HrrrClient.nearest_hrrr_hour(contact.qso_timestamp)
-  #     {rlat, rlon} = Weather.round_to_hrrr_grid(lat, lon)
-  #
-  #     Oban.insert(
-  #       HrrrFetchWorker.new(%{
-  #         "lat" => rlat,
-  #         "lon" => rlon,
-  #         "valid_time" => DateTime.to_iso8601(valid_time)
-  #       })
-  #     )
-  #
-  #     {nil, :queued}
-  #   else
-  #     {nil, :unavailable}
-  #   end
-  # end
-  defp maybe_enqueue_hrrr(nil, _contact), do: {nil, :unavailable}
+  defp maybe_enqueue_hrrr(nil, contact) do
+    lat = contact.pos1 && contact.pos1["lat"]
+    lon = contact.pos1 && (contact.pos1["lon"] || contact.pos1["lng"])
 
-  # defp hrrr_likely_available?(timestamp) do
-  #   hours_ago = DateTime.diff(DateTime.utc_now(), timestamp, :hour)
-  #   hours_ago < 48
-  # end
+    if lat && lon do
+      valid_time = HrrrClient.nearest_hrrr_hour(contact.qso_timestamp)
+      {rlat, rlon} = Weather.round_to_hrrr_grid(lat, lon)
+
+      Oban.insert(
+        HrrrFetchWorker.new(%{
+          "lat" => rlat,
+          "lon" => rlon,
+          "valid_time" => DateTime.to_iso8601(valid_time)
+        })
+      )
+
+      {nil, :queued}
+    else
+      {nil, :unavailable}
+    end
+  end
 
   defp load_solar(contact) do
     contact.qso_timestamp