Refactor micropub specific things out to a slice

slices/micropub/commands/posts/syndicate.rb

@@ -0,0 +1,51 @@
+require "dry/monads"
+require "dry/monads/do"
+
+module Micropub
+  module Commands
+    module Posts
+      class Syndicate
+        include Dry::Monads[:result]
+        include Dry::Monads::Do.for(:call)
+
+        include Deps["settings",
+          "syndication.mastodon",
+          "syndication.blue_sky",
+          add_post_syndication_source: "commands.posts.add_syndication_source",
+          send_to_dayone: "syndication.dayone",
+        ]
+
+        def call(post_id, post)
+          syndicate_to = syndication_targets(post[:syndicate_to])
+
+          if syndicate_to.include? :mastodon
+            res = mastodon.call(post: post)
+
+            add_post_syndication_source.call(post_id, :mastodon, res.value!) if res.success?
+          end
+
+          if syndicate_to.include? :blue_sky
+            res = blue_sky.call(post: post)
+
+            add_post_syndication_source.call(post_id, :blue_sky, res.value!) if res.success?
+          end
+
+          if post[:category].include? "weekly"
+            send_to_dayone.call(name: post[:name], content: post[:content])
+          end
+
+          Success()
+        end
+
+        private
+
+        def syndication_targets(syndicate_to)
+          targets = []
+          targets << :mastodon if syndicate_to.any? { |url| settings.mastodon_server.match(/#{url}/) }
+          targets << :blue_sky if syndicate_to.any? { |url| settings.blue_sky_url.match(/#{url}/) }
+          targets
+        end
+      end
+    end
+  end
+end