# ActionMailer class that handles all emails for the FoodSoft.
class Mailer < ActionMailer::Base

  layout 'email'  # Use views/layouts/email.html.erb
  
  # Sends an email copy of the given internal foodsoft message.
  def message(message, recipient)
    headers     'Sender' => Foodsoft.config[:email_sender], 'Errors-To' => Foodsoft.config[:email_sender]
    subject     "[#{Foodsoft.config[:name]}] " + message.subject
    recipients  recipient.email
    from        "#{message.sender.nick} <#{message.sender.email}>"
    body        :body         => message.body,
                :sender       => message.sender.nick,
                :recipients   => recipient.nick,
                :reply        => url_for(:controller => "messages", :action => "reply", :id => message.id),
                :link         => url_for(:controller => "messages", :action => "show", :id => message.id),
                :profile      => url_for(:controller => "home", :action => "profile")
  end

  # Sends an email with instructions on how to reset the password.
  # Assumes user.setResetPasswordToken has been successfully called already.
  def reset_password(user)
    prepare_system_message(user)
    subject     "[#{Foodsoft.config[:name]}] Neues Passwort für/ New password for #{user.nick}"
    body        :user => user,
                :link => url_for(:controller => "login", :action => "password", :id => user.id, :token => user.reset_password_token)
  end
    
  # Sends an invite email.
  def invite(invite)
    prepare_system_message(invite)
    subject     "Einladung in die Foodcoop #{Foodsoft.config[:name]} - Invitation to the Foodcoop"
    body        :invite => invite,
                :link   => url_for(:controller => "login", :action => "invite", :id => invite.token)
  end

  # Notify user of upcoming task.
  def upcoming_tasks(user, task)
    prepare_system_message(user)
    subject   "[#{Foodsoft.config[:name]}] Aufgaben werden fällig!"
    body        :user => user,
                :task => task
  end

  # Sends order result for specific Ordergroup
  def order_result(user, group_order)
    prepare_system_message(user)
    subject   "[#{Foodsoft.config[:name]}] Bestellung beendet: #{group_order.order.name}"
    body      :order        => group_order.order,
              :group_order  => group_order
  end

  # Notify user if account balance is less than zero
  def negative_balance(user,transaction)
    prepare_system_message(user)
    subject   "[#{Foodsoft.config[:name]}] Gruppenkonto im Minus"
    body      :group        => user.ordergroup,
              :transaction  => transaction
  end

  def feedback(user, message)
    subject     "[Foodsoft] Feeback von #{user.email}"
    recipients  Foodsoft.config[:notification]["error_recipients"]
    from        "#{user.nick} <#{user.email}>"
    headers     'Sender' => Foodsoft.config[:notification]["sender_address"],
                'Errors-To' =>  Foodsoft.config[:notification]["sender_address"]
    body        :user => user, :message => message
  end

  def not_enough_users_assigned(task,user)
    prepare_system_message(user)
    subject   "[#{Foodsoft.config[:name]}] #{task.name} braucht noch Leute!"
    body        :task => task, :user => user,
                :task_url => url_for(:controller => "tasks", :action => "workgroup", :id => task.workgroup_id)
  end

  protected

  def prepare_system_message(recipient)
    recipients  recipient.email
    from        "FoodSoft <#{Foodsoft.config[:email_sender]}>"
  end
  
end