class PriceLine < ApplicationRecord
  belongs_to :price_line_block
  belongs_to :p_product
  belongs_to :p_product_ref
  belongs_to :p_product_power
  has_many :price_line_resp_selects, :foreign_key => :price_line_demand
  has_many :price_line_resps, through: :price_line_resp_selects, :source => :price_line_resp


  has_one :p_fournisseur, :through => :price_line_block

  #has_many :price_line_demands, through: :price_line_resp_selects
  has_many :price_line_p_articles
  has_many :p_articles, through: :price_line_p_articles
  accepts_nested_attributes_for :p_articles, allow_destroy: true
  accepts_nested_attributes_for :price_line_p_articles

  default_scope { order('position ASC') }
  
  validates :p_product_ref_id, :presence => true, :if => :p_product_ref_needed?
  validates :p_product_id, :presence => true, :if => :p_product_needed?
  validates :qte, presence: true#, numericality: { greater_than_or_equal_to: :affected_qty }
  validate :qte_greater_than_or_equal_to_affected_qty
  
  attr_accessor :forced_price
  
  has_many :line_stocks
  
  after_update :memorize_p_fournisseur_ref, if: :p_fournisseur_ref_is_memorizable?

  acts_as_sorting :fields => {
    :ref => {:name => "Ref", :reorder => true},
    :title => {:name => "Désignation", :reorder => true},
    :qte => {:name => "Qté", :reorder => true},
    :qte_available => {:name => "Qté dispo.", :reorder => true},
    :ct_u_price_ht =>  {:name => "Prix de vente", :reorder => true},
    :ref_fournisseur => {:name => "Réf. fournisseur", :reorder => true},
    :p_product_power_id => {:name => "Chargeur", :reorder => true},
    :p_product_zone_id => {:name => "Zone", :reorder => true},
    :ready_stock => {:name => "Dispo stock ?", :reorder => true},
    :ram => {:name => "Ram", :reorder => true},
    :ram_unit => {:name => "Ram unité", :reorder => true},
    :eu => {:name => "EU ?", :reorder => true},
    :fullkit => {:name => "Fullkit ?", :reorder => true},
    :lang_start => {:name => "Démarrage écran langue ?", :reorder => true},
    :actions => {:name => "Actions"}
    
  }
  
  
  acts_as_caching :fields => [:validation_date, :creation_date, :wish_date, :state, :p_product_cat_id, :p_customer_id, :cost_ht, :marge_ht, :marge_u_ht, :cost_u_ht, :local_tot_amount_ht, :p_devise_id, :devise_rate, :block_type, :product_no_remise, :price_calc, :weight_u, :weight_tot, :accounting_zone_id, :accounting_zone_name, :tva_account_id, :tva_account_value, :ref, :title, :description, :price_u_ht, :price_u_tva, :price_u_ttc, :tot_line_ht, :tot_line_tva, :tot_line_ttc, :tot_discount_ht, :tot_discount_tva, :tot_discount_ttc, :tot_amount_ht, :tot_amount_tva, :tot_amount_ttc, :discount_market_percent, :discount_qte_percent, :discount_delay_percent, :discount_enrobage_percent, :discount_ecole_percent, :discount_comptant_percent, :product_remise_enrobage_ok, :uv, :p_product_specific_customer_id]

  
  BON_DE_COMMANDE_TO_RESET = %w(block_type product_no_remise price_calc weight_u weight_tot tva_account_id tva_account_value ref title description price_u_ht price_u_tva price_u_ttc tot_line_ht tot_line_tva tot_line_ttc tot_discount_ht tot_discount_tva tot_discount_ttc tot_amount_ht tot_amount_tva tot_amount_ttc discount_market_percent discount_qte_percent discount_delay_percent discount_enrobage_percent discount_ecole_percent discount_comptant_percent product_remise_enrobage_ok uv p_product_specific_customer_id)

  BON_DE_LIVRAISON_TO_RESET = %w(block_type weight_tot tot_line_ht tot_line_tva tot_line_ttc tot_discount_ht tot_discount_tva tot_discount_ttc tot_amount_ht tot_amount_tva tot_amount_ttc)
  
  FACTURE_ACHAT_TO_RESET = %w(devise_rate local_tot_amount_ht block_type product_no_remise price_calc weight_u weight_tot tva_account_id tva_account_value ref title description price_u_ht price_u_tva price_u_ttc tot_line_ht tot_line_tva tot_line_ttc tot_discount_ht tot_discount_tva tot_discount_ttc tot_amount_ht tot_amount_tva tot_amount_ttc discount_market_percent discount_qte_percent discount_delay_percent discount_enrobage_percent discount_ecole_percent discount_comptant_percent product_remise_enrobage_ok uv p_product_specific_customer_id)

  BON_DE_RECEPTION_ACHAT_TO_RESET = %w(devise_rate local_tot_amount_ht block_type product_no_remise price_calc weight_u weight_tot tva_account_id tva_account_value ref title description price_u_ht price_u_tva price_u_ttc tot_line_ht tot_line_tva tot_line_ttc tot_discount_ht tot_discount_tva tot_discount_ttc tot_amount_ht tot_amount_tva tot_amount_ttc discount_market_percent discount_qte_percent discount_delay_percent discount_enrobage_percent discount_ecole_percent discount_comptant_percent product_remise_enrobage_ok uv p_product_specific_customer_id)
  
  COMMANDE_ACHAT_TO_RESET = %w(block_type product_no_remise price_calc weight_u weight_tot tva_account_id tva_account_value ref title description price_u_ht price_u_tva price_u_ttc tot_line_ht tot_line_tva tot_line_ttc tot_discount_ht tot_discount_tva tot_discount_ttc tot_amount_ht tot_amount_tva tot_amount_ttc discount_market_percent discount_qte_percent discount_delay_percent discount_enrobage_percent discount_ecole_percent discount_comptant_percent product_remise_enrobage_ok uv p_product_specific_customer_id)
  

  def to_no_archive
    if !self.imported
      %w(cost_ht marge_ht)
    else
      %w()
    end
  end
  
  
  def ca_validation_date
    self.price_line_block.validation_date
  end
  
  def ca_creation_date
    self.price_line_block.creation_date
  end
  
  def ca_wish_date
    self.price_line_block.wish_date
  end
  
  def ca_state
    self.price_line_block.state
  end
  
  def ca_p_product_cat_id
    self.p_product_ref.p_product.p_product_cat_id if self.p_product_ref and self.p_product_ref.p_product
  end
  
  def ca_p_customer_id
    self.price_line_block.p_customer_id if self.price_line_block
  end
  
  def ca_cost_ht
    if self.ct_cost_ht
      self.ct_cost_ht
    else
      self.line_stocks.sum(:price_ht) * -1
    end
  end
  
  def ca_cost_u_ht
    if self.qte.to_f != 0.0
      self.cost_ht / qte.to_f
    else
      0.0
    end
  end
  
  def ca_marge_ht
    self.tot_amount_ht - self.cost_ht
  end
  
  def ca_marge_u_ht
    if self.qte.to_f != 0.0
      self.marge_ht / self.qte
    else
      0.0
    end
  end
  
  
  
  

  def ca_local_tot_amount_ht
    self.tot_amount_ht * self.devise_rate
  end


  def reset_for_update
    
    
    eval("#{self.block_type_slug.upcase}_TO_RESET").each do |qid|
    
      eval("self.ac_#{qid} = nil")
    end
    
    
    
    

    
      
  end
  
  
  
  
  def ca_p_devise_id
    self.price_line_block.p_devise_id if self.price_line_block
  end
  
  def ca_devise_rate
    self.price_line_block.devise_rate if self.price_line_block
  end
  
  def ca_block_type
    self.price_line_block.block_type if self.price_line_block
  end
  
  def block_type_slug
    self.block_type.to_slug.gsub("-", "_")
  end
  
  
  def p_product_ref_needed?
    if !self.ct_title? and !self.imported
      true
    end
  end

  def p_product_needed?
    if !self.ct_title? and !self.imported
      true
    end
  end

  def personalised_archive
    
  end
  
  def personalised_unarchive
    
  end
  
  
  
  
  belongs_to :price_line_ref, :class_name => "PriceLine"
  
  

  
  before_validation do
    self.cancelled = self.price_line_block.cancelled
    
    self.p_product_id = self.p_product_ref.p_product_id if self.p_product_ref_id
    
    if self.block_type == "Demande de commande"
      errors.add(:qte, "Doit être supérieure à 0") if self.qte.to_f < 0.0
    end
    
    if self.block_type == "Bon de livraison" and !self.cancelled
      
      if self.price_line_ref
        qte_order = self.price_line_ref.qte
        
        if self.id
          qte_or_this = PriceLine.where("id != ?", self.id).where(:cc_block_type => self.block_type, :price_line_ref_id => self.price_line_ref_id, :cancelled => false).sum(:qte)
        else
          qte_or_this = PriceLine.where(:cc_block_type => self.block_type, :price_line_ref_id => self.price_line_ref_id, :cancelled => false).sum(:qte)
        end
        
 
        
        errors.add(:qte, "Dépasse la quantité commandée (#{qte_order})") if qte_order < (qte_or_this + self.qte)
        
      end
      
      
      
      
      
     
    end
      
  end
  
  
  def ca_product_no_remise
    if false #self.p_product_ref and self.p_customer and p_customer_product_price = self.p_product_ref.p_customer_product_prices.where(:p_customer_id => self.p_customer.id).first
      p_customer_product_price.no_remise


    elsif self.p_product_ref
      self.p_product_ref.no_remise 

    end
  end
  
  
  def ca_price_calc
    if self.p_product_ref and self.p_product_ref.p_product
      self.p_product_ref.p_product.price_calc
    else
      false
    end
  end
  
  def ca_p_product_specific_customer_id
    if self.p_product_ref and self.p_product_ref.p_product
      self.p_product_ref.p_product.p_customer_id
    else
      nil
    end
  end
  
  def ca_weight_u
    if self.p_product_ref
      self.p_product_ref.weight
    else
      0.0
    end
  end
  
  def ca_weight_tot
    self.weight_u.to_f * self.qte.to_f
  end
  
  def ca_accounting_zone_id
    self.price_line_block.accounting_zone_id if self.price_line_block
  end

  def ca_accounting_zone_name
    self.price_line_block.accounting_zone_name
  end
  
  def ca_tva_account_id
    if self.ct_tva_account_id?
      self.ct_tva_account_id
    elsif self.p_product_ref and self.p_product_ref.p_product and tva_rate = self.p_product_ref.p_product.tva_rate(self.accounting_zone_id)
      return tva_rate.id
    end
  end

  def ca_tva_account_value
    if self.tva_account_id
      return (TvaRate.find( self.tva_account_id).rate).round(2)
      
    else
      return 0.0
    end
  end

  def ca_ref
    if self.p_product_ref and self.p_product_ref.p_product
      self.p_product_ref.p_product.code
    else
      ""
    end

  end

  def ca_title
    if self.ct_title?
      self.ct_title
    elsif self.p_product_ref
      "#{self.p_product_ref.p_product.name} - #{self.p_product_ref.uv}"
    else
      ""
    end  
  end
  
  def ca_uv
    if self.p_product_ref
      self.p_product_ref.uv
    else
      ""
    end
  end

  def ca_description

  end
  
  def th_price_u_ht
    if self.p_product_ref   
      return self.p_product_ref.get_price(:p_customer_id => nil, :qte => self.qte)
    else
      return nil
    end
  end
  
  
  def default_price_u_ht
    if self.p_product_ref and self.p_customer and p_customer_product_price = self.p_product_ref.p_customer_product_prices.where(:p_customer_id => self.p_customer.id).first and p_customer_product_price.price?
      p_customer_product_price.price


    elsif self.p_product_ref
      
      return self.p_product_ref.get_price(:p_customer_id => nil, :qte => self.qte)
      
      
      
    else
      return 0.0
    end
  end
  
  def ca_price_u_ht
    if self.ct_tot_amount_ht
      if self.qte.to_f != 0.0
        self.ct_tot_amount_ht.to_f / self.qte.to_f 
      else
        0.0
      end
    elsif self.ct_u_price_ht
      return self.ct_u_price_ht
      
    elsif self.bk_price_ht
      return self.bk_price_ht
      
    elsif PriceLineBlock::SALE_BLOCKS.include?(self.block_type)
      return self.default_price_u_ht
    else
      return 0.0
    end
  end
  
  def ca_price_u_kg_ht
    
    if self.price_calc == "Kg"
    
      if self.weight_u.to_f != 0.0
        self.price_u_ht.to_f / self.weight_u.to_f
      else
        0
      end
      
    else
      self.price_u_ht
      
    end
      
  end
  
  
  def weight_qte 
    if self.price_calc == "Kg"
      self.qte.to_f * self.weight_u.to_f
    else
      self.qte.to_f
    end

  end
  

  def ca_price_u_tva
    ((self.tva_account_value/100) * self.price_u_ht).round(2)
  end

  def ca_price_u_ttc
    (self.price_u_ht + self.price_u_tva).round(2)
  end
  
  

  def ca_tot_line_ht
    (self.price_u_ht * self.qte.to_f).round(2)
  end

  def ca_tot_line_tva
    (self.tot_line_ht * (self.tva_account_value/100)).round(2)
  end

  def ca_tot_line_ttc
    (self.tot_line_ht + self.tot_line_tva).round(2)
  end




  # REMISES
  
  # Remise marché annuel
  def ca_discount_market_percent 
    if !self.product_no_remise and !self.ct_u_price_ht and !self.p_product_specific_customer_id and self.discount_ecole_percent == 0 and self.p_customer and self.p_customer.market_discount
      self.price_line_block.customer_market_discount_percent
    else
      0.0
    end
    
  end

  def ca_discount_market_ht 
    ((1-(self.discount_market_percent.to_f / 100)) * self.ca_price_u_kg_ht)
  end


  # Remise quantité livrée (par commande)
  def ca_discount_qte_percent 
    if !self.product_no_remise and !self.ct_u_price_ht and !self.p_product_specific_customer_id and self.discount_ecole_percent == 0 and self.price_line_block and self.price_line_block.remise_qte_ok
      weight = self.price_line_block.weight_tot
      if weight >= 500
        percent = 5
      elsif weight >= 300
        percent = 4
      elsif weight >= 220
        percent = 3
      elsif weight >= 160
        percent = 2
      elsif weight >= 75
        percent = 1
      else
        percent = 0
      end
        
        
      return percent
        
    else
      return 0.0
    end
  end
  
  

  def ca_discount_qte_ht
    ((1-(self.discount_qte_percent.to_f / 100) )* self.ca_discount_market_ht) 
  end

  def ca_discount_delay_percent 
    if !self.product_no_remise and !self.ct_u_price_ht and !self.p_product_specific_customer_id and self.discount_ecole_percent == 0 and self.price_line_block  and self.price_line_block.remise_pre_order_ok
      2
    else
      0
    end
    
  end

  def ca_discount_delay_ht
    ((1-(self.discount_delay_percent.to_f / 100)) * self.ca_discount_qte_ht)  
  end

  

  def ca_discount_comptant_percent
    if !self.product_no_remise and !self.p_product_specific_customer_id and self.discount_ecole_percent == 0 and self.price_line_block and self.price_line_block.discount_comptant
      2
    else
      0
    end 
  end

  def ca_discount_comptant_ht 
    ((1-(self.discount_comptant_percent.to_f / 100)) * self.ca_discount_delay_ht)
  end
  
  def ca_product_remise_enrobage_ok
    if !self.product_no_remise and !self.ct_u_price_ht and self.p_product_ref and self.p_product_ref.p_product and self.p_product_ref.p_product.discount_enrobage
      true
    else
      false
    end
  end
  def ca_discount_enrobage_percent 
    if !self.product_no_remise and !self.p_product_specific_customer_id and self.discount_ecole_percent == 0 and self.price_line_block and self.price_line_block.remise_enrobage_ok and self.product_remise_enrobage_ok
      5
    else
      0
    end
    
  end

  def ca_discount_enrobage_ht 
    ((1-(self.discount_enrobage_percent.to_f / 100) )* self.ca_discount_comptant_ht)
  end

  def ca_discount_ecole_percent 
    if !self.product_no_remise and !self.ct_u_price_ht and !self.p_product_specific_customer_id and self.price_line_block and self.price_line_block.remise_ecole_ok
      20
    else
      0
    end
  end

  def ca_discount_ecole_ht 
    ((1-(self.discount_ecole_percent.to_f / 100)) * self.ca_discount_enrobage_ht)
  end
  
  
  # FIN REMISES
  
  def ca_price_u_kg_net_ht
    self.ca_discount_ecole_ht
  end

  def ca_tot_amount_ht
    if self.ct_tot_amount_ht
      self.ct_tot_amount_ht
    else
      (self.ca_price_u_ht * self.qte.to_f).round(3)
    end
  end

  def ca_tot_amount_tva
    (self.tot_amount_ht * (self.tva_account_value/100)).round(3)
  end

  def ca_tot_amount_ttc
    (self.tot_amount_ht + self.tot_amount_tva).round(3)
  end



  def ca_tot_discount_ht
    (self.ca_price_u_ht * self.qte.to_f).round(3) - self.ca_tot_amount_ht
  end



  def ca_tot_discount_tva
    (self.tot_discount_ht * (self.tva_account_value/100)).round(3)
  end

  def ca_tot_discount_ttc
    (self.tot_discount_ht+self.tot_discount_tva).round(3)
  end
  
  
  
  
  
  
  
  
  def p_customer
    if self.price_line_block
      self.price_line_block.p_customer
    end
  end
  
  
  def sale_account
    if self.p_product_ref and self.p_product_ref.p_product and self.p_product_ref.p_product.imp_sale_account?
      self.p_product_ref.p_product.imp_sale_account
    elsif self.p_product_ref and self.p_product_ref.p_product and self.p_product_ref.p_product.p_product_cat and self.p_product_ref.p_product.p_product_cat.sale_account?
      self.p_product_ref.p_product.p_product_cat.sale_account
    elsif self.p_product_ref and self.p_product_ref.ct_sub_name?
      self.p_product_ref.ct_sub_name
    else
      "compte non défini"
    end
  end
  
  
  AVOIR_TO_RESET = %w(block_type product_no_remise price_calc weight_u weight_tot tva_account_id tva_account_value ref title description price_u_ht price_u_tva price_u_ttc tot_line_ht tot_line_tva tot_line_ttc tot_discount_ht tot_discount_tva tot_discount_ttc tot_amount_ht tot_amount_tva tot_amount_ttc discount_market_percent discount_qte_percent discount_delay_percent discount_enrobage_percent discount_ecole_percent discount_comptant_percent product_remise_enrobage_ok uv p_product_specific_customer_id)
  
  
  def self.asap_triage(limit)
    total = self.sum(:qte).to_i
    asap = self.where('cc_wish_date < ?', Date.today + limit).sum(:qte).to_i
    non_asap = total - asap
    return [asap, non_asap]
  end
  
  def p_fournisseur_ref_is_memorizable?
    self.p_product_ref.present? && self.imported? && PFournisseurRef.where(p_fournisseur: self.p_fournisseur, ref: self.ct_ref, label: self.ct_title).empty?
  end

  def memorize_p_fournisseur_ref
    PFournisseurRef.create(p_fournisseur: self.p_fournisseur, p_product_ref: self.p_product_ref, ref: self.ct_ref, label: self.ct_title)
  end

  def affected_qty_ok
    return self.p_articles.count >= self.qte      
  end

  def affected_qty
    return self.p_articles.count
  end

  def qte_greater_than_or_equal_to_affected_qty
    if self.affected_qty > self.qte 
      errors.add(:qte, "doit être supérieur ou égale à la quantité affectée")
    end
  end

end