POS-Server/app/controllers/pre_purchases_controller.rb

class PrePurchasesController < ApplicationController
  before_action :set_pre_purchase, only: [:show, :edit, :update, :destroy]


  # GET /pre_purchases/new
  def new
  end

  # POST /pre_purchases
  # POST /pre_purchases.json
  def create
    respond_to do |format|
      @pre_purchase = PrePurchase.new(pre_purchase_params)
      @pre_purchase.user_id = current_user.id
      @pre_purchase.get_totals
      if @pre_purchase.save
        format.json { head :no_content }
        format.js
      else
        format.json { render json: @pre_purchase.errors.values, status: :unprocessable_entity }
      end
    end
  end

  # PATCH/PUT /pre_purchases/1
  # PATCH/PUT /pre_purchases/1.json
  def update
    @pre_purchase.quantity = params[:pre_purchase][:quantity].to_i
    @pre_purchase.get_totals
    respond_to do |format|
      if @pre_purchase.update(pre_purchase_params)
        format.json { head :ok }
      end
    end
  end

  # DELETE /pre_purchases/1
  # DELETE /pre_purchases/1.json
  def destroy
    @pre_purchase.destroy
    respond_to do |format|
      if @pre_purchase.destroy
        format.json { head :ok }
      end
    end
  end

  def add_pre_purchase_by_barcode
    respond_to do |format|
      @product = Product.find_by(:barcode => params[:barcode])
      if @product.blank?
        format.js { render :action => "create" }
      else
        @pre_purchase = PrePurchase.new
        @pre_purchase.supplier_id = params[:supplier_id]
        @pre_purchase.user_id = current_user.id
        @pre_purchase.pointsale_id = params[:pointsale_id]
        @pre_purchase.warehouse_id = params[:warehouse_id]
        @pre_purchase.product_id = @product.id
        @pre_purchase.quantity = 1
        @pre_purchase.get_totals
        @pre_purchase.save
        format.js { render :action => "create" }
      end
    end
  end

  private
    # Use callbacks to share common setup or constraints between actions.
    def set_pre_purchase
      @pre_purchase = PrePurchase.find(params[:id])
    end

    # Never trust parameters from the scary internet, only allow the white list through.
    def pre_purchase_params
      params.require(:pre_purchase).permit(:supplier_id, :pointsale_id, :warehouse_id, :product_id, :quantity, :amount, :tax, :total, :barcode, :price_base, :exchange)
    end
end