Add actor search with infinite scroll

Replace single WebFinger lookup with paginated search across cached
remote actors and local profiles. New _search_results.html partial
with htmx infinite scroll sentinel. Form submits via hx-get for
seamless pagination.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

bp/social/routes.py

@@ -138,13 +138,50 @@ def register(url_prefix="/social"):
     async def search():
         actor = getattr(g, "_social_actor", None)
         query = request.args.get("q", "").strip()
-        result = None
+        actors = []
+        total = 0
+        followed_urls: set[str] = set()
         if query:
-            result = await services.federation.search_remote_actor(g.s, query)
+            actors, total = await services.federation.search_actors(g.s, query)
+            if actor:
+                following, _ = await services.federation.get_following(
+                    g.s, actor.preferred_username, page=1, per_page=1000,
+                )
+                followed_urls = {a.actor_url for a in following}
         return await render_template(
             "federation/search.html",
             query=query,
-            result=result,
+            actors=actors,
+            total=total,
+            page=1,
+            followed_urls=followed_urls,
+            actor=actor,
+        )
+
+    @bp.get("/search/page")
+    async def search_page():
+        actor = getattr(g, "_social_actor", None)
+        query = request.args.get("q", "").strip()
+        page = request.args.get("page", 1, type=int)
+        actors = []
+        total = 0
+        followed_urls: set[str] = set()
+        if query:
+            actors, total = await services.federation.search_actors(
+                g.s, query, page=page,
+            )
+            if actor:
+                following, _ = await services.federation.get_following(
+                    g.s, actor.preferred_username, page=1, per_page=1000,
+                )
+                followed_urls = {a.actor_url for a in following}
+        return await render_template(
+            "federation/_search_results.html",
+            actors=actors,
+            total=total,
+            page=page,
+            query=query,
+            followed_urls=followed_urls,
             actor=actor,
         )
 

templates/federation/_search_results.html

@@ -0,0 +1,61 @@
+{% for a in actors %}
+  <article class="bg-white rounded-lg shadow-sm border border-stone-200 p-4 mb-3 flex items-center gap-4"
+           id="actor-{{ a.actor_url | replace('/', '_') | replace(':', '_') }}">
+    {% if a.icon_url %}
+      <img src="{{ a.icon_url }}" alt="" class="w-12 h-12 rounded-full">
+    {% else %}
+      <div class="w-12 h-12 rounded-full bg-stone-300 flex items-center justify-center text-stone-600 font-bold">
+        {{ (a.display_name or a.preferred_username)[0] | upper }}
+      </div>
+    {% endif %}
+
+    <div class="flex-1 min-w-0">
+      {% if a.id %}
+        <a href="{{ url_for('social.actor_timeline', id=a.id) }}" class="font-semibold text-stone-900 hover:underline">
+          {{ a.display_name or a.preferred_username }}
+        </a>
+      {% else %}
+        <span class="font-semibold text-stone-900">{{ a.display_name or a.preferred_username }}</span>
+      {% endif %}
+      <div class="text-sm text-stone-500">@{{ a.preferred_username }}@{{ a.domain }}</div>
+      {% if a.summary %}
+        <div class="text-sm text-stone-600 mt-1 truncate">{{ a.summary | striptags }}</div>
+      {% endif %}
+    </div>
+
+    {% if actor %}
+      <div class="flex-shrink-0">
+        {% if a.actor_url in (followed_urls or []) %}
+          <form method="post" action="{{ url_for('social.unfollow') }}"
+                hx-post="{{ url_for('social.unfollow') }}"
+                hx-target="closest article"
+                hx-swap="outerHTML">
+            <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
+            <input type="hidden" name="actor_url" value="{{ a.actor_url }}">
+            <button type="submit" class="text-sm border border-stone-300 rounded px-3 py-1 hover:bg-stone-100">
+              Unfollow
+            </button>
+          </form>
+        {% else %}
+          <form method="post" action="{{ url_for('social.follow') }}"
+                hx-post="{{ url_for('social.follow') }}"
+                hx-target="closest article"
+                hx-swap="outerHTML">
+            <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
+            <input type="hidden" name="actor_url" value="{{ a.actor_url }}">
+            <button type="submit" class="text-sm bg-stone-800 text-white rounded px-3 py-1 hover:bg-stone-700">
+              Follow
+            </button>
+          </form>
+        {% endif %}
+      </div>
+    {% endif %}
+  </article>
+{% endfor %}
+
+{% if actors | length >= 20 %}
+  <div hx-get="{{ url_for('social.search_page', q=query, page=page + 1) }}"
+       hx-trigger="revealed"
+       hx-swap="outerHTML">
+  </div>
+{% endif %}

templates/federation/search.html

@@ -5,11 +5,14 @@
 {% block social_content %}
 <h1 class="text-2xl font-bold mb-6">Search</h1>
 
-<form method="get" action="{{ url_for('social.search') }}" class="mb-6">
+<form method="get" action="{{ url_for('social.search') }}" class="mb-6"
+      hx-get="{{ url_for('social.search_page') }}"
+      hx-target="#search-results"
+      hx-push-url="{{ url_for('social.search') }}">
   <div class="flex gap-2">
     <input type="text" name="q" value="{{ query }}"
       class="flex-1 border border-stone-300 rounded-lg px-4 py-2 focus:outline-none focus:ring-2 focus:ring-stone-500"
-      placeholder="@user@instance.tld">
+      placeholder="Search users or @user@instance.tld">
     <button type="submit"
       class="bg-stone-800 text-white px-6 py-2 rounded hover:bg-stone-700">
       Search
@@ -17,11 +20,13 @@
   </div>
 </form>
 
-{% if query and not result %}
-  <p class="text-stone-500">No results found for <strong>{{ query }}</strong></p>
+{% if query and total %}
+  <p class="text-sm text-stone-500 mb-4">{{ total }} result{{ 's' if total != 1 }} for <strong>{{ query }}</strong></p>
+{% elif query %}
+  <p class="text-stone-500 mb-4">No results found for <strong>{{ query }}</strong></p>
 {% endif %}
 
-{% if result %}
-  {% include "federation/actor_card.html" %}
-{% endif %}
+<div id="search-results">
+  {% include "federation/_search_results.html" %}
+</div>
 {% endblock %}