osem-fcy/app/models/target.rb
AEtherC0r3 efaf07178f Upgrade to Rails 5
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2017-12-11 20:58:04 +02:00

83 lines
2.1 KiB
Ruby

class Target < ApplicationRecord
include ActionView::Helpers::TextHelper
default_scope { order('due_date ASC') }
has_paper_trail ignore: [:updated_at], meta: { conference_id: :conference_id }
def self.units
{
registrations: 'Registration',
submissions: 'Submission',
program_minutes: 'Program minute'
}
end
validates :due_date, :target_count, :unit, presence: true
validates :target_count,
allow_nil: false,
numericality: { only_integer: true, greater_than: 0 }
validates :unit, allow_nil: false, inclusion: { in: Target.units.values }
belongs_to :conference
belongs_to :campaign
##
# Returns the actual progress of the target in percent.
#
# ====Returns
# * +String+ -> progress in percent
def get_progress
numerator =
case unit
when Target.units[:submissions]
conference.program.events.where('created_at < ?', due_date).count
when Target.units[:registrations]
conference.registrations.where('created_at < ?', due_date).count
when Target.units[:program_minutes]
conference.current_program_minutes
else
0
end
(100 * numerator / target_count).to_s
end
##
# Returns a hash with values of the corresponding campaign.
#
# ====Returns
# * +Hash+ -> target_name, campaign_name, value, unit, created_at, progress, days_left
def get_campaign
numerator = 0
if unit == Target.units[:submissions]
numerator = campaign.submissions_count
elsif unit == Target.units[:registrations]
numerator = campaign.registrations_count
elsif unit == Target.units[:program_minutes]
numerator = conference.current_program_minutes
end
progress = (numerator / target_count.to_f * 100).round(0).to_s
result = {
'target_name' => to_s,
'campaign_name' => campaign.name,
'value' => numerator,
'unit' => unit,
'created_at' => created_at,
'progress' => progress,
'days_left' => days_left
}
result
end
def to_s
"#{pluralize(target_count, unit)} by #{due_date}"
end
private
def days_left
(due_date - Date.today).to_i
end
end