90 lines
2.9 KiB
Ruby
90 lines
2.9 KiB
Ruby
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class RulingBusesController < ApplicationController
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before_action :set_time_thresh_and_locale
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def widget
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set_time_thresh_and_locale
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subpart = OrbitHelper.get_current_widget
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begin
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cats = OrbitHelper.widget_categories || ['all']
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@ruling_buses = RulingBusInfo.filter_by_widget_categories(cats)
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bus_trans = t('ruling_bus.ruling_bus')
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bus_infos = []
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@ruling_buses.each do |bus_info|
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bus_title = bus_info.destination.blank? ? ("#{bus_trans}(#{bus_info.monitor_point_show}" + (bus_info.hint.blank? ? (": "+I18n.t("ruling_bus.directions.#{bus_info.direction}")) : bus_info.hint) + ")") : "#{bus_trans}(#{bus_info.monitor_point_show}➠#{bus_info.destination_show})"
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bus_data = get_bus_data(bus_info)
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bus_infos << {"bus_title" => bus_title,
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"bus_id" => bus_info.id.to_s,
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"bus_data" => bus_data
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}
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end
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{
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"bus_infos" => bus_infos,
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"extras" => {
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"update_url" => "/#{I18n.locale}/xhr/get_bus",
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"update_method" => "get",
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"update_interval" => RulingBusesHelper::UpdateFrontInterval*1000,
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"update_id" => subpart.id.to_s
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}
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}
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rescue => e
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puts [e,e.backtrace]
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end
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end
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def get_bus
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bus_infos = RulingBusInfo.where(:id.in => params[:bus_info_ids])
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data = {}
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bus_infos.each do |bus_info|
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get_bus_data(bus_info,data)
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end
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render :json => data
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end
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private
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def set_time_thresh_and_locale
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@time_now = DateTime.now
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@bus_locale = I18n.locale.to_s=='zh_tw' ? "Zh_tw" : 'En'
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@time_thresh = @time_now - RulingBusesHelper::UpdateInterval.seconds
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end
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def get_bus_data(bus_info,data=nil)
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bus_info_id = bus_info.id.to_s
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cache = RulingBusCache.where(bus_info_id: bus_info_id).first
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if (cache.nil? || cache.updated_at < @time_thresh)
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tmp = RulingBusesHelper.get_stop_time(bus_info,@bus_locale)
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if cache.nil?
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RulingBusCache.create(dict: tmp, bus_info_id: bus_info_id)
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else
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cache.update_attributes(dict: tmp)
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end
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tmp
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else
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tmp = cache.dict
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end
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tmp = tmp.map do |v|
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{"route_name"=> v["RouteName"][@bus_locale],
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"time_to_arrive" => parse_time_diff(v,@time_now)
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}
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end
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data[bus_info_id] = tmp if !data.nil?
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tmp
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end
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def parse_time_diff(bus_data,now=nil)
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arival = bus_data["NextBusTime"]
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if !arival.blank?
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arival = DateTime.parse(arival)
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time_diff = ((arival-(now||DateTime.now))*1.days).to_i
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h = time_diff/3600
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tmp = time_diff%3600
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m = tmp/60
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s = tmp%60
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if time_diff>=3600
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"#{h}#{I18n.t("ruling_bus.time.hour")} #{m}#{I18n.t("ruling_bus.time.minute")} #{s}#{I18n.t("ruling_bus.time.second")}"
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elsif time_diff>=60
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"#{m}#{I18n.t("ruling_bus.time.minute")} #{s}#{I18n.t("ruling_bus.time.second")}"
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elsif time_diff>0
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"#{s}#{I18n.t("ruling_bus.time.second")}"
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else
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I18n.t("ruling_bus.leaved")
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end+(bus_data["StopStatus"]==0? "" : " (#{I18n.t("ruling_bus.bus_status.#{bus_data["StopStatus"]}")})")
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else
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I18n.t("ruling_bus.bus_status.#{bus_data["StopStatus"]}")
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end
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end
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end
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