activity-pub implementation

crates/adapters/template-askama/src/lib.rs

@@ -1,12 +1,12 @@
 use askama::Template;
 use chrono::Datelike;
 use application::ports::{
-    ActivityFeedPageData, HtmlPageContext, HtmlRenderer, LoginPageData,
+    ActivityFeedPageData, FollowingPageData, HtmlPageContext, HtmlRenderer, LoginPageData,
     NewReviewPageData, ProfilePageData, RegisterPageData, UsersPageData,
 };
 use domain::models::{
-    DiaryEntry, FeedEntry, MonthActivity, MonthlyRating, UserStats, UserSummary, UserTrends,
-    collections::Paginated,
+    DiaryEntry, FeedEntry, MonthActivity, MonthlyRating, ReviewSource, UserStats, UserSummary,
+    UserTrends, collections::Paginated,
 };
 
 struct PageItem {
@@ -110,6 +110,24 @@ struct ProfileTemplate<'a> {
     monthly_rating_rows: Vec<MonthlyRatingRow<'a>>,
     heatmap: Vec<HeatmapCell>,
     page_items: Vec<PageItem>,
+    is_own_profile: bool,
+    error: Option<String>,
+    following_count: usize,
+}
+
+struct RemoteActorData {
+    handle: String,
+    display_name: Option<String>,
+    url: String,
+}
+
+#[derive(Template)]
+#[template(path = "following.html")]
+struct FollowingTemplate {
+    ctx: HtmlPageContext,
+    user_id: uuid::Uuid,
+    actors: Vec<RemoteActorData>,
+    error: Option<String>,
 }
 
 struct HeatmapCell {
@@ -276,6 +294,24 @@ impl HtmlRenderer for AskamaHtmlRenderer {
             monthly_rating_rows,
             heatmap,
             page_items: build_page_items(total_pages, current_page),
+            is_own_profile: data.is_own_profile,
+            error: data.error,
+            following_count: data.following_count,
+        }
+        .render()
+        .map_err(|e| e.to_string())
+    }
+
+    fn render_following_page(&self, data: FollowingPageData) -> Result<String, String> {
+        FollowingTemplate {
+            ctx: data.ctx,
+            user_id: data.user_id,
+            actors: data.actors.into_iter().map(|a| RemoteActorData {
+                handle: a.handle,
+                display_name: a.display_name,
+                url: a.url,
+            }).collect(),
+            error: data.error,
         }
         .render()
         .map_err(|e| e.to_string())

crates/adapters/template-askama/templates/activity_feed.html

@@ -27,6 +27,11 @@
       <div class="feed-meta">
         <a href="/users/{{ entry.review().user_id().value() }}" class="feed-user">{{ entry.user_display_name() }}</a>
         <span class="feed-time">{{ entry.review().watched_at().format("%b %-d, %Y") }}</span>
+        {% match entry.review().source() %}
+        {% when ReviewSource::Remote with { actor_url } %}
+        <span class="remote-badge" title="{{ actor_url }}">&#8599; federated</span>
+        {% when ReviewSource::Local %}
+        {% endmatch %}
       </div>
       {% if ctx.is_current_user(entry.review().user_id().value()) %}
       <form method="post" action="/reviews/{{ entry.review().id().value() }}/delete" class="delete-form">

crates/adapters/template-askama/templates/following.html

@@ -0,0 +1,26 @@
+{% extends "base.html" %}
+{% block content %}
+<h2>Following</h2>
+{% if let Some(err) = error %}
+<p class="error">{{ err }}</p>
+{% endif %}
+{% if actors.is_empty() %}
+<p>Not following anyone yet. Follow remote users from your <a href="/users/{{ user_id }}">profile page</a>.</p>
+{% else %}
+<ul class="following-list">
+{% for actor in actors %}
+<li class="following-item">
+  <strong>{{ actor.handle }}</strong>
+  {% if let Some(name) = actor.display_name %}
+  ({{ name }})
+  {% endif %}
+  <a href="{{ actor.url }}" target="_blank" rel="noopener noreferrer">{{ actor.url }}</a>
+  <form method="POST" action="/users/{{ user_id }}/unfollow" style="display:inline">
+    <input type="hidden" name="actor_url" value="{{ actor.url }}">
+    <button type="submit">Unfollow</button>
+  </form>
+</li>
+{% endfor %}
+</ul>
+{% endif %}
+{% endblock %}

crates/adapters/template-askama/templates/profile.html

@@ -24,6 +24,20 @@
     </div>
   </div>
 
+  {% if is_own_profile %}
+  <section class="follow-section">
+    <h3>Follow remote user</h3>
+    <form method="POST" action="/users/{{ profile_user_id }}/follow">
+      <input type="text" name="handle" placeholder="user@instance.example.com" required>
+      <button type="submit">Follow</button>
+    </form>
+    {% if let Some(err) = error %}
+    <p class="error">{{ err }}</p>
+    {% endif %}
+  </section>
+  <a href="/users/{{ profile_user_id }}/following-list">View following ({{ following_count }})</a>
+  {% endif %}
+
   <div class="view-tabs">
     <a href="?view=recent" class="view-tab {% if view == "recent" %}active{% endif %}">Recent</a>
     <a href="?view=ratings" class="view-tab {% if view == "ratings" %}active{% endif %}">Top Rated</a>