Merge branch 'update-droplab-to-webpack-version' into new-resolvable-discussion

1 files changed, 81 insertions, 7 deletions

diff --git a/app/finders/projects_finder.rb b/app/finders/projects_finder.rb
index 18ec45f300d..f6d8226bf3f 100644
--- a/app/finders/projects_finder.rb
+++ b/app/finders/projects_finder.rb
@@ -1,19 +1,93 @@
+# ProjectsFinder
+#
+# Used to filter Projects  by set of params
+#
+# Arguments:
+#   current_user - which user use
+#   project_ids_relation: int[] - project ids to use
+#   params:
+#     trending: boolean
+#     non_public: boolean
+#     starred: boolean
+#     sort: string
+#     visibility_level: int
+#     tags: string[]
+#     personal: boolean
+#     search: string
+#     non_archived: boolean
+#
 class ProjectsFinder < UnionFinder
-  def execute(current_user = nil, project_ids_relation = nil)
-    segments = all_projects(current_user)
-    segments.map! { |s| s.where(id: project_ids_relation) } if project_ids_relation
+  attr_accessor :params
+  attr_reader :current_user, :project_ids_relation
 
-    find_union(segments, Project).with_route
+  def initialize(params: {}, current_user: nil, project_ids_relation: nil)
+    @params = params
+    @current_user = current_user
+    @project_ids_relation = project_ids_relation
+  end
+
+  def execute
+    items = init_collection
+    items = by_ids(items)
+    items = union(items)
+    items = by_personal(items)
+    items = by_visibilty_level(items)
+    items = by_tags(items)
+    items = by_search(items)
+    items = by_archived(items)
+    sort(items)
   end
 
   private
 
-  def all_projects(current_user)
+  def init_collection
     projects = []
 
-    projects << current_user.authorized_projects if current_user
-    projects << Project.unscoped.public_to_user(current_user)
+    if params[:trending].present?
+      projects << Project.trending
+    elsif params[:starred].present? && current_user
+      projects << current_user.viewable_starred_projects
+    else
+      projects << current_user.authorized_projects if current_user
+      projects << Project.unscoped.public_to_user(current_user) unless params[:non_public].present?
+    end
 
     projects
   end
+
+  def by_ids(items)
+    project_ids_relation ? items.map { |item| item.where(id: project_ids_relation) } : items
+  end
+
+  def union(items)
+    find_union(items, Project).with_route
+  end
+
+  def by_personal(items)
+    (params[:personal].present? && current_user) ? items.personal(current_user) : items
+  end
+
+  def by_visibilty_level(items)
+    params[:visibility_level].present? ? items.where(visibility_level: params[:visibility_level]) : items
+  end
+
+  def by_tags(items)
+    params[:tag].present? ? items.tagged_with(params[:tag]) : items
+  end
+
+  def by_search(items)
+    params[:search] ||= params[:name]
+    params[:search].present? ? items.search(params[:search]) : items
+  end
+
+  def sort(items)
+    params[:sort].present? ? items.sort(params[:sort]) : items
+  end
+
+  def by_archived(projects)
+    # Back-compatibility with the places where `params[:archived]` can be set explicitly to `false`
+    params[:non_archived] = !Gitlab::Utils.to_boolean(params[:archived]) if params.key?(:archived)
+
+    params[:non_archived] ? projects.non_archived : projects
+  end
 end