From 9ab228fde09d29028362f6e480f48173f9fd8ebf Mon Sep 17 00:00:00 2001
From: Daniel Nitsikopoulos <daniel@dnitza.com>
Date: Sun, 11 Feb 2024 10:11:04 +1100
Subject: [PATCH] Tag posts from the admin area

---
 slices/admin/commands/auto_tagging/tag.rb   |  2 +-
 slices/admin/commands/posts/update.rb       |  6 ++++
 slices/admin/repos/post_repo.rb             | 38 +++++++++++++++++++--
 slices/admin/templates/posts/show.html.slim |  5 ++-
 4 files changed, 47 insertions(+), 4 deletions(-)

diff --git a/slices/admin/commands/auto_tagging/tag.rb b/slices/admin/commands/auto_tagging/tag.rb
index a44c289..10d1b49 100644
--- a/slices/admin/commands/auto_tagging/tag.rb
+++ b/slices/admin/commands/auto_tagging/tag.rb
@@ -18,7 +18,7 @@ module Admin
               post_repo.by_content(body_contains: auto_tagging.body_contains)
 
             posts.each do |post|
-              post_repo.tag_post(post_id: post.id,
+              post_repo.auto_tag_post(post_id: post.id,
                 tag_id: auto_tagging.tag_id)
             end
           end
diff --git a/slices/admin/commands/posts/update.rb b/slices/admin/commands/posts/update.rb
index 76c0a18..28d2d09 100644
--- a/slices/admin/commands/posts/update.rb
+++ b/slices/admin/commands/posts/update.rb
@@ -11,7 +11,13 @@ module Admin
           attrs_to_replace = {}
           attrs_to_replace[:content] = markdown.call(content: params[:body]) if params[:body]
 
+          tags = params[:tags].split(",").map(&:strip)
+
           post_repo.update(params[:id], attrs_to_replace)
+          if tags && !tags.empty?
+            post_repo.remove_tags(post_id: params[:id])
+            post_repo.tag_post(post_id: params[:id], tags: tags)
+          end
         end
       end
     end
diff --git a/slices/admin/repos/post_repo.rb b/slices/admin/repos/post_repo.rb
index 8a45a01..b2c9b1f 100644
--- a/slices/admin/repos/post_repo.rb
+++ b/slices/admin/repos/post_repo.rb
@@ -5,7 +5,32 @@ module Admin
     class PostRepo < Adamantium::Repo[:posts]
       commands update: :by_pk
 
-      def tag_post(post_id:, tag_id:)
+      def tag_post(post_id:, tags:)
+        tags.each do |tag_name|
+          next if tag_name == ""
+
+          tag = posts.tags.where(label: tag_name).one ||
+            posts
+              .tags
+              .changeset(:create, {label: tag_name, slug: tag_name.downcase.strip.tr(" ", "-").gsub(/[^\w-]/, "")})
+              .commit
+
+          next if posts
+                      .post_tags
+                      .where(
+                        post_id: post_id,
+                        tag_id: tag[:id]
+                      ).count > 0
+
+          posts.post_tags.changeset(:create, {
+            post_id: post_id,
+            tag_id: tag[:id]
+          })
+            .commit
+        end
+      end
+
+      def auto_tag_post(post_id:, tag_id:)
         return if posts
           .post_tags
           .where(
@@ -44,7 +69,9 @@ module Admin
       end
 
       def find(id:)
-        posts.where(id: id).one!
+        posts
+          .combine(:tags)
+          .where(id: id).one!
       end
 
       def delete(id:)
@@ -67,6 +94,13 @@ module Admin
           .published_between(start_date, end_date)
           .to_a
       end
+
+      def remove_tags(post_id:)
+        posts
+          .post_tags
+          .where(post_id: post_id)
+          .delete
+      end
     end
   end
 end
diff --git a/slices/admin/templates/posts/show.html.slim b/slices/admin/templates/posts/show.html.slim
index f4b0afa..2596a2e 100644
--- a/slices/admin/templates/posts/show.html.slim
+++ b/slices/admin/templates/posts/show.html.slim
@@ -28,7 +28,10 @@ article class="mb-12 prose dark:prose-invert max-w-prose mx-auto text-gray-800 d
   a href="/post/#{post.slug}"
     h1= post.name || "💬"
   form action="/admin/post/#{post.id}/update" method="POST"
-    textarea name="body" class="text-gray-800 w-full border-blue-200 border-2 rounded p-2" x-data="{ resize: () => { $el.style.height = '5px'; $el.style.height = $el.scrollHeight + 'px' } }" x-init="resize()" @input="resize()"
+    textarea name="body" class="text-gray-800 w-full border-blue-200 border-2 rounded p-2 mb-4" x-data="{ resize: () => { $el.style.height = '5px'; $el.style.height = $el.scrollHeight + 'px' } }" x-init="resize()" @input="resize()"
       == markdown_body
+    fieldset class="mb-4 flex"
+      label for="tags" class="mr-2" Tags:
+      input type="text" name="tags" id="tags" class="w-full px-1 border rounded" value="#{post.tags.map(&:label).join(", ")}"
     button class="rounded bg-blue-100 hover:bg-blue-200 text-blue-600 px-2 hover:cursor-pointer" type="submit"
       = "Update"