plugs template, report_builder and data objects

spec/lib/report_builder_client_spec.rb

@@ -53,7 +53,7 @@
 
 
   let(:orders) { [order1, order2, order3] }
-  let(:client) { OpenStruct.new(first_name: "John", last_name: "Doe", orders: orders) }
+  let(:client) { OpenStruct.new(first_name: "John", last_name: "Doe", email: "johndoe@example.com", orders: orders) }
 
   subject { ReportBuilderClient.new(client) }
 
@@ -64,4 +64,8 @@
   context "#last_order_amount" do
     it { expect(subject.last_order_amount).to eq(30.0) }
   end
+
+  context "#email" do
+    it { expect(subject.email).to eq("johndoe@example.com") }
+  end
 end

spec/lib/report_builder_spec.rb

@@ -0,0 +1,18 @@
+require 'spec_helper'
+require 'ostruct'
+
+require_relative './../../src/lib/report_builder.rb'
+
+describe ReportBuilder do
+  let(:subscribers) { [OpenStruct.new(first_name: "John", last_name: "Doe", orders: [])]}
+  let(:template) { TemplateParser.new("{{ subscriber_full_name }} {{ last_order_amount }}")}
+  let(:store) { OpenStruct.new(name: "A Big Store", subscribers: subscribers) }
+
+  let(:recipients) { ["johndoe@example.com"]  }
+
+  subject { ReportBuilderStore.new(store, template, recipients) }
+
+  context "#build" do
+    it { fail }
+  end
+end

spec/mail_app_spec.rb

@@ -4,6 +4,7 @@
 require_relative './../src/mail_app.rb'
 
 describe MailApp do
+
   context '#send_mail' do
     let(:html_template) do
       <<~TEMPLATE

src/lib/report_builder.rb

@@ -0,0 +1,10 @@
+class ReportBuilder
+  def initialize(store, template, recipients)
+    @store = ReportBuilderStore.new(store)
+    @template = template
+    @recipients = recipients
+  end
+
+  def build
+  end
+end

src/lib/report_builder_client.rb

@@ -7,6 +7,10 @@ def full_name
     @subscriber.first_name + " " + @subscriber.last_name
   end
 
+  def email
+    @subscriber.email
+  end
+
   def last_order_amount
     @subscriber.orders.last.total
   end

src/mail_app.rb

@@ -1,10 +1,15 @@
+require_relative './lib/template_parser.rb'
+require_relative './lib/report_builder.rb'
+
 class MailApp
   def self.send_mail(campaing, recipients_list)
-    recipients = recipients_list.reduce({}) do |list, recipient|
-      list[recipient] = {}
-      list
-    end
+    template = TemplateParser.new(campaing.html)
+    report = ReportBuilder.new(campaign.store, template, recipients_list)
 
-    {recipient_variables: recipients, html: campaing.html, sender: 'from@example.com'}
+    {
+      sender: 'from@example.com',
+      html: campaing.html,
+      recipient_variables: report.build
+    }
   end
 end