Show Entries that match a Keyword or it's Aliases

app/furniture/journal/keyword.rb

@@ -1,6 +1,7 @@
 class Journal
   class Keyword < ApplicationRecord
     location(parent: :journal)
+    extend StripsNamespaceFromModelName
 
     self.table_name = "journal_keywords"
     validates :canonical_keyword, presence: true, uniqueness: {case_sensitive: false, scope: :journal_id}
@@ -11,6 +12,10 @@ class Keyword < ApplicationRecord
           .or(where("lower(canonical_keyword) IN (?)", keywords.map(&:downcase)))
     end)
 
+    def entries
+      journal.entries.where("keywords::text[] && ARRAY[?]::text[]", [canonical_keyword] + (aliases.presence || []))
+    end
+
     def self.extract_and_create_from!(body)
       body.scan(/#(\w+)/)&.flatten&.map do |keyword|
         existing_keyword = search(keyword).first

app/furniture/journal/keyword_policy.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class Journal
+  class KeywordPolicy < ApplicationPolicy
+    alias_method :keyword, :object
+
+    def show?
+      true
+    end
+
+    class Scope < ApplicationScope
+      def resolve
+        scope
+      end
+    end
+  end
+end

app/furniture/journal/keywords/show.html.erb

@@ -1,2 +1,12 @@
-<%= keyword.canonical_keyword %>
-<%= keyword.aliases %>
+<h1><%= keyword.canonical_keyword %></h1>
+<ul>
+<%= keyword&.aliases&.each do |aliass| %>
+  <li><%= aliass %></li>
+<% end %>
+</ul>
+
+<ul>
+  <%- policy_scope(keyword.entries).each do |entry|%>
+    <li><%= link_to(entry.headline, entry.location) %></li>
+  <%- end %>
+</ul>

app/furniture/journal/keywords_controller.rb

@@ -1,6 +1,9 @@
 class Journal
-  class KeywordsController < Controller
-    expose(:keyword, scope: -> { policy_scope(journal.keywords) })
+  class KeywordsController < FurnitureController
+    expose(:keyword, scope: -> { policy_scope(journal.keywords) }, model: Keyword,
+      find: ->(id, scope) { scope.find_by(canonical_keyword: id) })
+
+    expose(:journal, -> { Journal.find(params[:journal_id]) })
     def show
       authorize(keyword)
     end

spec/factories/furniture/journal.rb

@@ -11,6 +11,7 @@
   end
 
   factory :journal_keyword, class: "Journal::Keyword" do
+    canonical_keyword { Faker::Fantasy::Tolkien.location }
     journal
   end
 end

spec/furniture/journal/keywords_controller_request_spec.rb

@@ -7,20 +7,8 @@
       response
     end
 
-    context "when the :id is the keyword's id" do
-      it { is_expected.to be_ok }
+    let(:keyword) { create(:journal_keyword) }
 
-      it "has a canonical entry in the head to the canonical keyword based url"
-    end
-
-    context "when the :id is a canonical keyword" do
-      it { is_expected.to be_ok }
-    end
-
-    context "when the :id is an alias" do
-      it { is_expected.to be_ok }
-
-      it "has a canonical entry in the head to the canonical keyword based url"
-    end
+    it { is_expected.to be_ok }
   end
 end