Delivering of emails done

app/helpers/semester_process_volunteer_helper.rb

@@ -26,5 +26,4 @@ module SemesterProcessVolunteerHelper
     @semester_process_volunteer.commited_by = nil
     @semester_process_volunteer.commited_at = nil
   end
-
 end

app/mailers/volunteer_mailer.rb

@@ -37,4 +37,10 @@ class VolunteerMailer < ApplicationMailer
     reminder_mailing_volunteer.update(email_sent: true)
     mail(to: @volunteer.contact.primary_email, subject: @subject)
   end
+
+  def half_year_process_email(semester_process_mail)
+    @volunteer = semester_process_mail.volunteer
+    @subject, @body = semester_process_mail.process_template.values_at(:subject, :body)
+    mail(to: @volunteer.contact.primary_email, subject: @subject)
+  end
 end

app/models/semester_process_mail.rb

@@ -2,6 +2,8 @@ class SemesterProcessMail < ApplicationRecord
   belongs_to :semester_process_volunteer
   belongs_to :sent_by, class_name: 'User', inverse_of: 'semester_process_mails'
 
+  after_create :send_email
+
   enum kind: { mail: 0, reminder: 1 }
 
   scope :mail, -> { where(kind: 'mail') }
@@ -75,4 +77,10 @@ class SemesterProcessMail < ApplicationRecord
     ''
   end
 
+  private
+
+  def send_email
+    VolunteerMailer.half_year_process_email(self).deliver
+    self.update(sent_at: Time.zone.now)
+  end
 end

app/views/volunteer_mailer/half_year_process_email.html.slim

+h1= @subject
+div= markdown(@body)

app/views/volunteer_mailer/half_year_process_email.text.slim

+== "#{@subject} \r\n\r\n"
+== "#{markdown_plain_text(@body)} \r\n\r\n"

config/routes.rb

@@ -100,6 +100,7 @@ Rails.application.routes.draw do
   resources :semester_process_volunteers do
     get :review_semester, on: :member
     patch :submit_review, on: :member
+    get :email_preview, on: :member
   end
   resources :semester_processes, except: [:destroy]