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Contents
# Copyright (c) 2008-2013 Michael Dvorkin and contributors.
#
# Fat Free CRM is freely distributable under the terms of MIT license.
# See MIT-LICENSE file or http://www.opensource.org/licenses/mit-license.php
#------------------------------------------------------------------------------
class OpportunityObserver < ActiveRecord::Observer
observe :opportunity
@@opportunities = {}
def after_create(item)
if item.campaign && item.stage == "won"
update_campaign_revenue(item.campaign, (item.amount || 0) - (item.discount || 0))
end
end
def before_update(item)
@@opportunities[item.id] = Opportunity.find(item.id).freeze
end
def after_update(item)
original = @@opportunities.delete(item.id)
if original
if original.stage != "won" && item.stage == "won" # :other to :won -- add to total campaign revenue.
update_campaign_revenue(item.campaign, (item.amount || 0) - (item.discount || 0))
item.update_attribute(:probability, 100) # Set probability to 100% if won
return log_activity(item, :won)
elsif original.stage == "won" && item.stage != "won" # :won to :other -- substract from total campaign revenue.
update_campaign_revenue(original.campaign, -((original.amount || 0) - (original.discount || 0)))
elsif original.stage != "lost" && item.stage == "lost"
item.update_attribute(:probability, 0) # Set probability to 0% if lost
end
end
end
private
def log_activity(item, event)
item.send(item.class.versions_association_name).create(event: event, whodunnit: PaperTrail.whodunnit)
end
def update_campaign_revenue(campaign, revenue)
campaign.update_attribute(:revenue, (campaign.revenue || 0) + revenue) if campaign
end
ActiveSupport.run_load_hooks(:fat_free_crm_opportunity_observer, self)
end
Version data entries
15 entries across 15 versions & 2 rubygems