changing view for group_order_invoices

testing ui of goi restructuring

app/models/group.rb

@@ -6,6 +6,8 @@ class Group < ApplicationRecord
 
   has_many :memberships, dependent: :destroy
   has_many :users, -> { where(deleted_at: nil) }, through: :memberships
+  has_one :sepa_account_holder, dependent: :destroy
+  accepts_nested_attributes_for :sepa_account_holder, allow_destroy: true
 
   validates :name, presence: true, length: { in: 1..25 }
   validates :name, uniqueness: true

app/models/group_order_invoice.rb

@@ -1,10 +1,18 @@
 class GroupOrderInvoice < ApplicationRecord
+
   belongs_to :group_order
   validates_presence_of :group_order
   validates_uniqueness_of :invoice_number
   validate :tax_number_set
   after_initialize :init, unless: :persisted?
 
+  enum sequence_type: {
+    FRST: "Erst-Lastschrift",
+    RCUR: "Folge-Lastschrift",
+    OOFF: "Einmalige Lastschrift",
+    FNAL: "Letztmalige Lastschrift"
+  }
+
   def generate_invoice_number(count)
     trailing_number = count.to_s.rjust(4, '0')
     if GroupOrderInvoice.find_by(invoice_number: self.invoice_date.strftime("%Y%m%d") + trailing_number)
@@ -20,6 +28,16 @@ class GroupOrderInvoice < ApplicationRecord
     end
   end
 
+  def mark_sepa_downloaded
+    self.sepa_downloaded = true
+    self.save
+  end
+
+  def unmark_sepa_downloaded
+    self.sepa_downloaded = false
+    self.save
+  end
+
   def init
     self.invoice_date = Time.now unless invoice_date
     self.invoice_number = generate_invoice_number(1) unless self.invoice_number

app/models/ordergroup.rb

@@ -8,6 +8,8 @@ class Ordergroup < Group
 
   APPLE_MONTH_AGO = 6 # How many month back we will count tasks and orders sum
 
+  attr_accessor :sepa_account_holder_user_id
+
   serialize :stats
 
   has_many :financial_transactions
@@ -182,6 +184,10 @@ class Ordergroup < Group
     result.order(Arel.sql(sort_param_map[param]))
   end
 
+  def sepa_possible?
+    sepa_account_holder&.all_fields_present? || false
+  end
+
   private
 
   # Make sure, that a user can only be in one ordergroup

app/models/sepa_account_holder.rb

@@ -0,0 +1,8 @@
+class SepaAccountHolder < ApplicationRecord
+  belongs_to :group
+  belongs_to :user
+
+  def all_fields_present?
+    iban.present? && bic.present? && mandate_id.present? && user_id.present? && mandate_date_of_signature.present? && group_id.present?
+  end
+end

app/models/user.rb

@@ -17,6 +17,7 @@ class User < ApplicationRecord
   has_many :send_messages, class_name: 'Message', foreign_key: 'sender_id'
   has_many :created_orders, class_name: 'Order', foreign_key: 'created_by_user_id', dependent: :nullify
   has_many :mail_delivery_status, class_name: 'MailDeliveryStatus', foreign_key: 'email', primary_key: 'email'
+  has_many :accountable_payment_groups, class_name: 'PaymentAccountHolder'
 
   attr_accessor :create_ordergroup, :password, :send_welcome_mail, :settings_attributes
 
@@ -120,6 +121,10 @@ class User < ApplicationRecord
     settings.messages['send_as_email'] && email.present?
   end
 
+  def sepa_possible?
+    iban.present? && bic.present? && creditor_identifier.present? && mandate_id.present?
+  end
+
   # Sets the user's password. It will be stored encrypted along with a random salt.
   def set_password
     return if password.blank?