Allow to specify an order schedule for new orders.

app/assets/javascripts/application.js

@@ -18,6 +18,7 @@
 //= require stupidtable
 //= require touchclick
 //= require delta_input
+//= require recurring_select
 
 // Load following statements, when DOM is ready
 $(function() {

app/assets/stylesheets/application.css

@@ -4,4 +4,5 @@
 *= require token-input-bootstrappy
 *= require bootstrap-datepicker
 *= require list.unlist
-*/
+*= require recurring_select
+*/

app/controllers/admin/configs_controller.rb

@@ -15,6 +15,7 @@ class Admin::ConfigsController < Admin::BaseController
   end
 
   def update
+    parse_recurring_selects! params[:config][:order_schedule]
     ActiveRecord::Base.transaction do
       # TODO support nested configuration keys
       params[:config].each do |key, val|
@@ -36,4 +37,16 @@ class Admin::ConfigsController < Admin::BaseController
     @tabs.uniq!
   end
 
+  # turn recurring rules into something palatable
+  def parse_recurring_selects!(config)
+    if config
+      for k in [:pickup, :ends] do
+        if config[k] and config[k][:recurr]
+          config[k][:recurr] = ActiveSupport::JSON.decode(config[k][:recurr])
+          config[k][:recurr] = FoodsoftDateUtil.rule_from(config[k][:recurr]).to_ical if config[k][:recurr]
+        end
+      end
+    end
+  end
+
 end

app/controllers/orders_controller.rb

@@ -62,7 +62,7 @@ class OrdersController < ApplicationController
 
   # Page to create a new order.
   def new
-    @order = Order.new starts: Time.now, ends: 4.days.from_now, supplier_id: params[:supplier_id]
+    @order = Order.new(supplier_id: params[:supplier_id]).init_dates
   end
 
   # Save a new order.

app/helpers/admin/configs_helper.rb

@@ -6,11 +6,12 @@ module Admin::ConfigsHelper
   # @param key [Symbol, String] Configuration key.
   # @param options [Hash] Options passed to the form builder.
   # @option options [Boolean] :required Wether field is shown as required (default not).
+  # @option options [Array<IceCube::Rule>] :rules Rules for +as: :recurring_select+
   # @return [String] Form input for configuration key.
   # @todo find way to pass current value to time_zone input without using default
   def config_input(form, key, options = {}, &block)
     return unless @cfg.allowed_key? key
-    options[:label] = config_input_label(form, key)
+    options[:label] ||= config_input_label(form, key)
     options[:required] ||= false
     options[:input_html] ||= {}
     config_input_field_options form, key, options[:input_html]
@@ -26,6 +27,7 @@ module Admin::ConfigsHelper
       options[:default] = options[:input_html].delete(:value)
       return form.input key, options, &block
     end
+    block ||= proc { config_input_field form, key, options.merge(options[:input_html]) } if options[:as] == :select_recurring
     form.input key, options, &block
   end
 
@@ -53,6 +55,11 @@ module Admin::ConfigsHelper
       unchecked_value = options.delete(:unchecked_value) || 'false'
       options[:checked] = 'checked' if v=options.delete(:value) and v!='false'
       form.hidden_field(key, value: unchecked_value, as: :hidden) + form.check_box(key, options, checked_value, false)
+    elsif options[:as] == :select_recurring
+      options[:value] = FoodsoftDateUtil.rule_from(options[:value])
+      options[:rules] ||= []
+      options[:rules].unshift options[:value] unless options[:value].blank?
+      form.select_recurring key, options.delete(:rules).uniq, options
     else
       form.input_field key, options
     end
@@ -123,7 +130,7 @@ module Admin::ConfigsHelper
     # set current value
     unless options.has_key?(:value)
       value = @cfg
-      cfg_path.each {|n| value = value[n.to_sym] if value.respond_to? :[] }
+      cfg_path.each {|n| value = value[n] if value.respond_to? :[] }
       options[:value] = value
     end
     options

app/models/order.rb

@@ -95,6 +95,21 @@ class Order < ActiveRecord::Base
     !ends.nil? && ends < Time.now
   end
 
+  # sets up first guess of dates when initializing a new object
+  # I guess `def initialize` would work, but it's tricky http://stackoverflow.com/questions/1186400
+  def init_dates
+    self.starts ||= Time.now
+    if FoodsoftConfig[:order_schedule]
+      # try to be smart when picking a reference day
+      last = (DateTime.parse(FoodsoftConfig[:order_schedule][:initial]) rescue nil)
+      last ||= Order.finished.reorder(:starts).first.try(:starts)
+      last ||= self.starts
+      # adjust end date
+      self.ends ||= FoodsoftDateUtil.next_occurrence last, self.starts, FoodsoftConfig[:order_schedule][:ends]
+    end
+    self
+  end
+
   # search GroupOrder of given Ordergroup
   def group_order(ordergroup)
     group_orders.where(:ordergroup_id => ordergroup.id).first

app/views/admin/configs/_tab_payment.html.haml

@@ -10,3 +10,9 @@
   .input-prepend
     %span.add-on= t 'number.currency.format.unit'
     = config_input_field form, :minimum_balance, as: :decimal, class: 'input-small'
+
+= form.simple_fields_for :order_schedule do |fields|
+  = fields.simple_fields_for 'ends' do |fields|
+    .fold-line
+      = config_input fields, 'recurr', as: :select_recurring, input_html: {class: 'input-xlarge'}
+      = config_input fields, 'time', input_html: {class: 'input-mini'}