124 lines
3.2 KiB
Ruby
124 lines
3.2 KiB
Ruby
# frozen_string_literal: true
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class EventsFinder
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prepend FinderMethods
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prepend FinderWithCrossProjectAccess
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MAX_PER_PAGE = 100
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attr_reader :source, :params, :current_user, :scope
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requires_cross_project_access unless: -> { source.is_a?(Project) }, model: Event
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# Used to filter Events
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#
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# Arguments:
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# source - which user or project to looks for events on
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# current_user - only return events for projects visible to this user
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# scope - return all events across a user's projects
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# params:
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# action: string
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# target_type: string
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# before: datetime
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# after: datetime
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# per_page: integer (max. 100)
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# page: integer
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# with_associations: boolean
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# sort: 'asc' or 'desc'
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def initialize(params = {})
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@source = params.delete(:source)
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@current_user = params.delete(:current_user)
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@scope = params.delete(:scope)
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@params = params
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end
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def execute
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events = get_events
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events = by_current_user_access(events)
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events = by_action(events)
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events = by_target_type(events)
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events = by_created_at_before(events)
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events = by_created_at_after(events)
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events = sort(events)
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events = events.with_associations if params[:with_associations]
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paginated_filtered_by_user_visibility(events)
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end
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private
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def get_events
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if current_user && scope == 'all'
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EventCollection.new(current_user.authorized_projects).all_project_events
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else
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source.events
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end
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def by_current_user_access(events)
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events.merge(Project.public_or_visible_to_user(current_user))
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.joins(:project)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def by_action(events)
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return events unless Event::ACTIONS[params[:action]]
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events.where(action: Event::ACTIONS[params[:action]])
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def by_target_type(events)
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return events unless Event::TARGET_TYPES[params[:target_type]]
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events.where(target_type: Event::TARGET_TYPES[params[:target_type]].name)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def by_created_at_before(events)
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return events unless params[:before]
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events.where('events.created_at < ?', params[:before].beginning_of_day)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def by_created_at_after(events)
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return events unless params[:after]
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events.where('events.created_at > ?', params[:after].end_of_day)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def sort(events)
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return events unless params[:sort]
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if params[:sort] == 'asc'
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events.order_id_asc
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else
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events.order_id_desc
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end
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end
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def paginated_filtered_by_user_visibility(events)
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limited_events = events.page(page).per(per_page)
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visible_events = limited_events.select { |event| event.visible_to_user?(current_user) }
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Kaminari.paginate_array(visible_events, total_count: events.count)
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end
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def per_page
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return MAX_PER_PAGE unless params[:per_page]
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[params[:per_page], MAX_PER_PAGE].min
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end
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def page
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params[:page] || 1
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end
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end
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