## Deposit Model
class Deposit < ActiveRecord::Base
  include Money
  before_save :negatize
  belongs_to :business_day
  validate :must_not_have_discrepancy
  before_create :not_zero

  named_scope :positive, :conditions => 'amount > 0'
  named_scope :negative, :conditions => 'amount < 0'

  def not_zero
    amount != 0
  end

  def total
    pennies + nickels + dimes + quarters + ones + fives + tens + twenties + fifties + hundreds
  end

  def discrepancy?
    total != amount.abs
  end

  def direction
    amount >= 0
  end

  def direction=(value)
    @direction = %w(true t 1).include?(value.to_s.downcase)
  end

  protected
  def must_not_have_discrepancy
    errors.add("amount", "does not match totals given.") if discrepancy?
  end

  def negatize
    unless @direction
      write_attribute :amount,   amount   * -1
      write_attribute :hundreds, hundreds * -1
      write_attribute :fifties,  fifties  * -1
      write_attribute :twenties, twenties * -1
      write_attribute :tens,     tens     * -1
      write_attribute :fives,    fives    * -1
      write_attribute :ones,     ones     * -1
      write_attribute :quarters, quarters * -1
      write_attribute :dimes,    dimes    * -1
      write_attribute :nickels,  nickels  * -1
      write_attribute :pennies,  pennies  * -1
    end
  end

end

##Where it is used in adjustments view
  <fieldset>
    <legend>Deposits and Withdrawals:  <%= @business_day.created_on.strftime("%a, %b %e") %></legend>
      <table cellspacing="0">
        <tr>
          <th>&nbsp;</th>
          <th>Total</th>
          <th>100</th>
          <th>50</th>
          <th>20</th>
          <th>10</th>
          <th>5</th>
          <th>1</th>
          <th>0.25</th>
          <th>0.10</th>
          <th>0.05</th>
          <th>0.01</th>
        </tr>
      <% for deposit in @business_day.deposits %>
        <% if deposit.check.blank? %>
        <tr class="<%= cycle("odd","even") -%>">
          <td><%= link_to((deposit.direction ? "Withdrawal" : "Deposit"), edit_adjustments_deposit_path(deposit)) %></td>
          <td style="background-color:#FFFFCC"><%= acg_formatted_money(deposit.amount.abs) %></td>
          <td><%= acg_formatted_money(deposit.hundreds.abs) %></td>
          <td><%= acg_formatted_money(deposit.fifties.abs) %></td>
          <td><%= acg_formatted_money(deposit.twenties.abs) %></td>
          <td><%= acg_formatted_money(deposit.tens.abs) %></td>
          <td><%= acg_formatted_money(deposit.fives.abs) %></td>
          <td><%= acg_formatted_money(deposit.ones.abs) %></td>
          <td><%= acg_formatted_money(deposit.quarters.abs) %></td>
          <td><%= acg_formatted_money(deposit.dimes.abs) %></td>
          <td><%= acg_formatted_money(deposit.nickels.abs) %></td>
          <td><%= acg_formatted_money(deposit.pennies.abs) %></td>
        </tr>
        <% end %>
      <% end %>
      <tr>
      <% form_for :deposit, @deposit, :url => adjustment_deposit_path  do |f| %>
        <td><%= f.select :direction, [['Deposit', false], ['Withdrawal', true]], :size => 10 %></td>
        <td><%= text_field_tag "deposit[amount]",   "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[hundreds]", "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[fifties]",  "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[twenties]", "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[tens]",     "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[fives]",    "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[ones]",     "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[quarters]", "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[dimes]",    "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[nickels]",  "0.00", :class => 'text short' %></td>
        <td><%= text_field_tag "deposit[pennies]",  "0.00", :class => 'text short' %></td>
      </tr>
      </table>
      <button class="positive" type="submit" <%= "onclick=\"if (!confirm('You are about to edit past days information. Are you sure you want to do that?')){return false;}\"" if @business_day.old? %> >
        <%= image_tag "pencil.png", :size => "16x16", :alt => "Accept" %>
        Save
      </button>
      <% end %>
    </fieldset>