331 lines
7 KiB
Ruby
331 lines
7 KiB
Ruby
# IssuableFinder
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#
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# Used to filter Issues and MergeRequests collections by set of params
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#
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# Arguments:
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# klass - actual class like Issue or MergeRequest
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# current_user - which user use
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# params:
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# scope: 'created-by-me' or 'assigned-to-me' or 'all'
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# state: 'open' or 'closed' or 'all'
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# group_id: integer
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# project_id: integer
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# milestone_title: string
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# assignee_id: integer
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# search: string
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# label_name: string
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# sort: string
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#
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require_relative 'projects_finder'
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class IssuableFinder
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NONE = '0'
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attr_accessor :current_user, :params
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def initialize(current_user, params)
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@current_user = current_user
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@params = params
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end
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def execute
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items = init_collection
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items = by_scope(items)
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items = by_state(items)
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items = by_group(items)
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items = by_project(items)
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items = by_search(items)
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items = by_milestone(items)
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items = by_assignee(items)
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items = by_author(items)
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items = by_label(items)
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items = by_due_date(items)
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sort(items)
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end
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def group
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return @group if defined?(@group)
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@group =
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if params[:group_id].present?
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Group.find(params[:group_id])
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else
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nil
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end
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end
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def project?
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params[:project_id].present?
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end
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def project
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return @project if defined?(@project)
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if project?
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@project = Project.find(params[:project_id])
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unless Ability.abilities.allowed?(current_user, :read_project, @project)
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@project = nil
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end
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else
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@project = nil
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end
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@project
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end
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def projects
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return @projects if defined?(@projects)
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if project?
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@projects = project
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elsif current_user && params[:authorized_only].presence && !current_user_related?
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@projects = current_user.authorized_projects.reorder(nil)
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elsif group
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@projects = GroupProjectsFinder.new(group).execute(current_user).reorder(nil)
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else
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@projects = ProjectsFinder.new.execute(current_user).reorder(nil)
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end
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end
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def search
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params[:search].presence
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end
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def milestones?
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params[:milestone_title].present?
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end
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def filter_by_no_milestone?
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milestones? && params[:milestone_title] == Milestone::None.title
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end
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def milestones
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return @milestones if defined?(@milestones)
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@milestones =
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if milestones?
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scope = Milestone.where(project_id: projects)
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scope.where(title: params[:milestone_title])
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else
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nil
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end
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end
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def labels?
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params[:label_name].present?
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end
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def filter_by_no_label?
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labels? && params[:label_name].include?(Label::None.title)
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end
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def labels
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return @labels if defined?(@labels)
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if labels? && !filter_by_no_label?
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@labels = Label.where(title: label_names)
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if projects
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@labels = @labels.where(project: projects)
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end
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else
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@labels = Label.none
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end
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end
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def assignee?
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params[:assignee_id].present?
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end
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def assignee
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return @assignee if defined?(@assignee)
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@assignee =
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if assignee? && params[:assignee_id] != NONE
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User.find(params[:assignee_id])
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else
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nil
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end
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end
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def author?
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params[:author_id].present?
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end
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def author
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return @author if defined?(@author)
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@author =
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if author? && params[:author_id] != NONE
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User.find(params[:author_id])
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else
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nil
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end
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end
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private
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def init_collection
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klass.all
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end
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def by_scope(items)
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case params[:scope]
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when 'created-by-me', 'authored'
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items.where(author_id: current_user.id)
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when 'assigned-to-me'
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items.where(assignee_id: current_user.id)
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else
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items
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end
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end
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def by_state(items)
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case params[:state]
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when 'closed'
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items.closed
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when 'merged'
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items.respond_to?(:merged) ? items.merged : items.closed
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when 'all'
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items
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when 'opened'
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items.opened
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else
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raise 'You must specify default state'
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end
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end
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def by_group(items)
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# Selection by group is already covered by `by_project` and `projects`
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items
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end
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def by_project(items)
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items =
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if project?
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items.of_projects(projects).references_project
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elsif projects
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items.merge(projects.reorder(nil)).join_project
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else
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items.none
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end
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items
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end
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def by_search(items)
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items = items.search(search) if search
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items
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end
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def sort(items)
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# Ensure we always have an explicit sort order (instead of inheriting
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# multiple orders when combining ActiveRecord::Relation objects).
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params[:sort] ? items.sort(params[:sort], excluded_labels: label_names) : items.reorder(id: :desc)
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end
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def by_assignee(items)
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if assignee?
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items = items.where(assignee_id: assignee.try(:id))
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end
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items
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end
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def by_author(items)
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if author?
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items = items.where(author_id: author.try(:id))
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end
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items
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end
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def filter_by_upcoming_milestone?
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params[:milestone_title] == Milestone::Upcoming.name
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end
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def by_milestone(items)
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if milestones?
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if filter_by_no_milestone?
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items = items.left_joins_milestones.where(milestone_id: [-1, nil])
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elsif filter_by_upcoming_milestone?
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upcoming_ids = Milestone.upcoming_ids_by_projects(projects)
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items = items.left_joins_milestones.where(milestone_id: upcoming_ids)
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else
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items = items.with_milestone(params[:milestone_title])
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if projects
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items = items.where(milestones: { project_id: projects })
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end
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end
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end
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items
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end
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def by_label(items)
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if labels?
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if filter_by_no_label?
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items = items.without_label
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else
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items = items.with_label(label_names, params[:sort])
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if projects
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items = items.where(labels: { project_id: projects })
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end
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end
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end
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items
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end
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def by_due_date(items)
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if due_date?
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if filter_by_no_due_date?
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items = items.without_due_date
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elsif filter_by_overdue?
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items = items.due_before(Date.today)
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elsif filter_by_due_this_week?
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items = items.due_between(Date.today.beginning_of_week, Date.today.end_of_week)
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elsif filter_by_due_this_month?
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items = items.due_between(Date.today.beginning_of_month, Date.today.end_of_month)
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end
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end
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items
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end
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def filter_by_no_due_date?
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due_date? && params[:due_date] == Issue::NoDueDate.name
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end
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def filter_by_overdue?
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due_date? && params[:due_date] == Issue::Overdue.name
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end
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def filter_by_due_this_week?
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due_date? && params[:due_date] == Issue::DueThisWeek.name
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end
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def filter_by_due_this_month?
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due_date? && params[:due_date] == Issue::DueThisMonth.name
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end
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def due_date?
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params[:due_date].present? && klass.column_names.include?('due_date')
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end
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def label_names
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if labels?
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params[:label_name].is_a?(String) ? params[:label_name].split(',') : params[:label_name]
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else
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[]
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end
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end
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def current_user_related?
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params[:scope] == 'created-by-me' || params[:scope] == 'authored' || params[:scope] == 'assigned-to-me'
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end
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end
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