First pass at webmentions

app/actions/webmentions/create.rb

@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+module Adamantium
+  module Actions
+    module Webmentions
+      class Create < Adamantium::Action
+
+        include Deps["repos.webmentions_repo", "repos.post_repo"]
+
+        def handle(req, res)
+          req.params[:children].each do |child|
+            if child[:"wm-property"] == "in-reply-to"
+
+              slug = child[:"in-reply-to"].split("/").last
+              post = post_repo.fetch!(slug)
+
+              attrs = {
+                type: "reply",
+                author_name: child[:author][:name],
+                author_photo: child[:author][:photo],
+                author_url: child[:author][:url],
+                published_at: child[:published],
+                content_html: child[:content][:html],
+                content_text: child[:content][:text],
+                source_url: child[:url],
+                target_url: child[:"in-reply-to"],
+                post_id: post.id
+              }
+
+              webmentions_repo.create(attrs)
+            end
+          end
+        end
+      end
+    end
+  end
+end

app/repos/post_repo.rb

@@ -216,7 +216,7 @@ module Adamantium
       def fetch!(slug)
         posts
           .published
-          .combine(:tags, :trips)
+          .combine(:tags, :trips, :webmentions)
           .where(slug: slug)
           .one!
       end

app/repos/webmentions_repo.rb

@@ -0,0 +1,7 @@
+module Adamantium
+  module Repos
+    class WebmentionsRepo < Adamantium::Repo[:webmentions]
+      commands :create
+    end
+  end
+end

app/templates/posts/show.html.slim

@@ -41,6 +41,20 @@ article class="h-entry"
 
       - if post.location
         img class="shadow-solid shadow-pink-100 dark:shadow-pink-200 rounded mb-4" src=post.large_map
+      -if post.webmentions && post.webmentions.count > 0
+        div class="mt-12"
+          h3 #{post.webmentions.count} Comment(s)
+          - post.webmentions.each do |mention|
+            div class="prose-p:m-1"
+              div class="flex h-6"
+                img class="w-6 m-0 mr-2" src=mention.author_photo
+                a class="block" href=mention.author_url
+                  = mention.author_name
+              div
+                == mention.content_html
+              div class="text-sm"
+                a href=mention.source_url
+                  = mention.published_at.strftime("%e %B, %Y")
   div class="mb-12"
     - if trip
       div class="max-w-prose mx-auto text-gray-600 dark:text-gray-200 flex gap-4"

config/routes.rb

@@ -19,6 +19,8 @@ module Adamantium
       post "/", to: "posts.handle"
       post "/media", to: "media.create"
       get "/media", to: "media.show"
+
+      post "/webmentions", to: "webmentions.create"
     end
 
     get "/", to: "site.home"

db/migrate/20230704111528_create_webmentions.rb

@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+ROM::SQL.migration do
+  change do
+    create_table :webmentions do
+      primary_key :id
+      column :type, :text, null: false, default: ""
+
+      column :author_name, :text, null: false, default: ""
+      column :author_photo, :text, null: false, default: ""
+      column :author_url, :text, default: ""
+
+      column :published_at, :timestamp
+
+      column :content_html, :text, null: false, default: ""
+      column :content_text, :text, null: false, default: ""
+
+      column :source_url, :text, null: false, default: ""
+      column :target_url, :text, null: false, default: ""
+
+      foreign_key :post_id, :posts
+    end
+  end
+end

lib/adamantium/persistence/relations/posts.rb

@@ -11,6 +11,8 @@ module Adamantium
 
             has_many :post_trips
             has_many :trips, through: :post_trips
+
+            has_many :webmentions
           end
         end
 

lib/adamantium/persistence/relations/webmentions.rb

@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+module Adamantium
+  module Persistence
+    module Relations
+      class Webmentions < ROM::Relation[:sql]
+        schema :webmentions, infer: true do
+          associations do
+            belongs_to :post
+          end
+        end
+
+        auto_struct(true)
+
+        def published
+          where(self[:published_at] <= Time.now)
+        end
+      end
+    end
+  end
+end