dawarich/app/services/google_maps/semantic_history_parser.rb

100 lines
3.7 KiB
Ruby

# frozen_string_literal: true
class GoogleMaps::SemanticHistoryParser
attr_reader :import, :user_id
def initialize(import, user_id)
@import = import
@user_id = user_id
end
def call
points_data = parse_json
points_data.each do |point_data|
next if Point.exists?(
timestamp: point_data[:timestamp],
latitude: point_data[:latitude],
longitude: point_data[:longitude],
user_id:
)
Point.create(
latitude: point_data[:latitude],
longitude: point_data[:longitude],
timestamp: point_data[:timestamp],
raw_data: point_data[:raw_data],
topic: 'Google Maps Timeline Export',
tracker_id: 'google-maps-timeline-export',
import_id: import.id,
user_id:
)
end
end
private
def parse_json
import.raw_data['timelineObjects'].flat_map do |timeline_object|
if timeline_object['activitySegment'].present?
if timeline_object['activitySegment']['startLocation'].blank?
next if timeline_object['activitySegment']['waypointPath'].blank?
timeline_object['activitySegment']['waypointPath']['waypoints'].map do |waypoint|
{
latitude: waypoint['latE7'].to_f / 10**7,
longitude: waypoint['lngE7'].to_f / 10**7,
timestamp: parse_timestamp(timeline_object['activitySegment']['duration']['startTimestamp'] || timeline_object['activitySegment']['duration']['startTimestampMs']),
raw_data: timeline_object
}
end
else
{
latitude: timeline_object['activitySegment']['startLocation']['latitudeE7'].to_f / 10**7,
longitude: timeline_object['activitySegment']['startLocation']['longitudeE7'].to_f / 10**7,
timestamp: parse_timestamp(timeline_object['activitySegment']['duration']['startTimestamp'] || timeline_object['activitySegment']['duration']['startTimestampMs']),
raw_data: timeline_object
}
end
elsif timeline_object['placeVisit'].present?
if timeline_object['placeVisit']['location']['latitudeE7'].present? &&
timeline_object['placeVisit']['location']['longitudeE7'].present?
{
latitude: timeline_object['placeVisit']['location']['latitudeE7'].to_f / 10**7,
longitude: timeline_object['placeVisit']['location']['longitudeE7'].to_f / 10**7,
timestamp: parse_timestamp(timeline_object['placeVisit']['duration']['startTimestamp'] || timeline_object['placeVisit']['duration']['startTimestampMs']),
raw_data: timeline_object
}
elsif timeline_object['placeVisit']['otherCandidateLocations'].any?
point = timeline_object['placeVisit']['otherCandidateLocations'][0]
next unless point['latitudeE7'].present? && point['longitudeE7'].present?
{
latitude: point['latitudeE7'].to_f / 10**7,
longitude: point['longitudeE7'].to_f / 10**7,
timestamp: parse_timestamp(timeline_object['placeVisit']['duration']['startTimestamp'] || timeline_object['placeVisit']['duration']['startTimestampMs']),
raw_data: timeline_object
}
else
next
end
end
end.reject(&:blank?)
end
def parse_timestamp(timestamp)
begin
# if the timestamp is in ISO 8601 format, try to parse it
DateTime.parse(timestamp).to_time.to_i
rescue
if timestamp.to_s.length > 10
# If the timestamp is in milliseconds, convert to seconds
timestamp.to_i / 1000
else
# If the timestamp is in seconds, return it without change
timestamp.to_i
end
end
end
end