metamaps--metamaps/app/services/map_activity_service.rb
2017-11-25 11:23:47 -08:00

97 lines
4.5 KiB
Ruby

# frozen_string_literal: true
class MapActivityService
def self.subject_line(map)
'Activity on map ' + map.name
end
def self.summarize_data(map, user, until_moment = DateTime.now)
results = {
stats: {}
}
since = until_moment - 24.hours
scoped_topic_ids = TopicPolicy::Scope.new(user, map.topics).resolve.map(&:id)
scoped_synapse_ids = SynapsePolicy::Scope.new(user, map.synapses).resolve.map(&:id)
message_count = Message.where(resource: map)
.where('created_at > ? AND created_at < ?', since, until_moment)
.where.not(user: user).count
results[:stats][:messages_sent] = message_count if message_count > 0
moved_count = Event.where(kind: 'topic_moved_on_map', map: map)
.where('created_at > ? AND created_at < ?', since, until_moment)
.where(eventable_id: scoped_topic_ids)
.where.not(user: user).group(:eventable_id).count
unless moved_count.keys.empty?
results[:stats][:topics_moved] = moved_count.keys.length
end
topics_added_events = Event.where(kind: 'topic_added_to_map', map: map)
.where('created_at > ? AND created_at < ?', since, until_moment)
.where.not(user: user)
.order(:created_at)
topics_removed_events = Event.where(kind: 'topic_removed_from_map', map: map)
.where('created_at > ? AND created_at < ?', since, until_moment)
.where.not(user: user)
.order(:created_at)
topics_added_to_include = {}
topics_added_events.each do |ta|
num_adds = topics_added_events.where(eventable_id: ta.eventable_id).count
num_removes = topics_removed_events.where(eventable_id: ta.eventable_id).count
topics_added_to_include[ta.eventable_id] = ta if num_adds > num_removes && scoped_topic_ids.include?(ta.eventable.id)
end
unless topics_added_to_include.keys.empty?
results[:stats][:topics_added] = topics_added_to_include.keys.length
results[:topics_added] = topics_added_to_include.values
end
topics_removed_to_include = {}
topics_removed_events.each do |ta|
num_adds = topics_added_events.where(eventable_id: ta.eventable_id).count
num_removes = topics_removed_events.where(eventable_id: ta.eventable_id).count
topics_removed_to_include[ta.eventable_id] = ta if num_removes > num_adds && TopicPolicy.new(user, ta.eventable).show?
end
unless topics_removed_to_include.keys.empty?
results[:stats][:topics_removed] = topics_removed_to_include.keys.length
results[:topics_removed] = topics_removed_to_include.values
end
synapses_added_events = Event.where(kind: 'synapse_added_to_map', map: map)
.where('created_at > ? AND created_at < ?', since, until_moment)
.where.not(user: user)
.order(:created_at)
synapses_removed_events = Event.where(kind: 'synapse_removed_from_map', map: map)
.where('created_at > ? AND created_at < ?', since, until_moment)
.where.not(user: user)
.order(:created_at)
synapses_added_to_include = {}
synapses_added_events.each do |ta|
num_adds = synapses_added_events.where(eventable_id: ta.eventable_id).count
num_removes = synapses_removed_events.where(eventable_id: ta.eventable_id).count
synapses_added_to_include[ta.eventable_id] = ta if num_adds > num_removes && scoped_synapse_ids.include?(ta.eventable.id)
end
unless synapses_added_to_include.keys.empty?
results[:stats][:synapses_added] = synapses_added_to_include.keys.length
results[:synapses_added] = synapses_added_to_include.values
end
synapses_removed_to_include = {}
synapses_removed_events.each do |ta|
num_adds = synapses_added_events.where(eventable_id: ta.eventable_id).count
num_removes = synapses_removed_events.where(eventable_id: ta.eventable_id).count
synapses_removed_to_include[ta.eventable_id] = ta if num_removes > num_adds && SynapsePolicy.new(user, ta.eventable).show?
end
unless synapses_removed_to_include.keys.empty?
results[:stats][:synapses_removed] = synapses_removed_to_include.keys.length
results[:synapses_removed] = synapses_removed_to_include.values
end
results
end
end