#399

backend/app/controllers/post_imports_controller.rb

@@ -2,7 +2,7 @@ class PostImportsController < ApplicationController
   before_action :require_member!
 
   def preview
-    rows = PostImportPreviewer.new(existing: params[:existing]).preview_rows(
+    rows = PostImportPreviewer.new.preview_rows(
         rows: PostImportUrlListParser.parse(params[:source]))
     render json: { rows: }
   rescue ArgumentError => e
@@ -13,18 +13,17 @@ class PostImportsController < ApplicationController
     rows = normalised_import_rows(allow_warning_fields: true)
     changed_row = Integer(params[:changed_row], exception: false)
     result =
-        PostImportPreviewer.new(existing: params[:existing])
-          .preview_rows(rows:, fetch_metadata: changed_row, metadata_cache: {})
+        PostImportPreviewer.new.preview_rows(rows:,
+                                             fetch_metadata: changed_row,
+                                             metadata_cache: { })
     render json: { rows: result }
   rescue ArgumentError => e
     render_bad_request(e.message)
   end
 
   def create
-    result = PostImportRunner.new(
-        actor: current_user,
-        rows: normalised_import_rows,
-        existing: params[:existing]).run
+    result = PostImportRunner.new(actor: current_user,
+                                  rows: normalised_import_rows).run
     render json: result, status: result[:created].positive? ? :created : :ok
   rescue ArgumentError => e
     render_bad_request(e.message)