race

app/models/seed_generator.rb

@@ -2,6 +2,7 @@ class SeedGenerator < ApplicationRecord
   # Generate ID for Tables
   def self.generate_id(model, prefix)
     seed = SeedGenerator.find_by_model(model)
+    next_no = seed.next
     new_receipt_no = 0
 
     if (seed.nil?)
@@ -9,18 +10,31 @@ class SeedGenerator < ApplicationRecord
       seed.model = model
       new_receipt_no = seed.next
       seed.save
-
     else
-      current_no = seed.next
-      seed.next = seed.next + seed.increase_by
-      seed.current = current_no
-      seed.save
+      # current_no = seed.next
+      # seed.next = seed.next + seed.increase_by
+      # seed.current = current_no
+      # seed.save
+      cur_val, next_val = self.update_seed(model, seed.next, seed.increase_by)   
+
+      if next_no == cur_val   
+        puts "SSS"
+        puts next_val             
+        cur_val2, next_val2 = self.update_seed(model, next_val, seed.increase_by)
+        padding_len = 15 - prefix.length
+        saleOrderId = prefix +"-"+ cur_val2.to_s.to_s.rjust((14-prefix.length)+1,'0')
+        return saleOrderId 
+      end 
+        
+      padding_len = 15 - prefix.length
+      saleOrderId = prefix +"-"+ cur_val.to_s.to_s.rjust((14-prefix.length)+1,'0')
+      return saleOrderId 
+
     end
 
     padding_len = 15 - prefix.length
     saleOrderId = prefix +"-"+ seed.current.to_s.to_s.rjust((14-prefix.length)+1,'0')
     return saleOrderId
-
   end
 
   # Generate Receipt No
@@ -71,4 +85,24 @@ class SeedGenerator < ApplicationRecord
     next_code = prefix + seed.current.to_s.to_s.rjust((count)+1,'0')    
     return next_code
   end
+
+  def self.update_seed(model, current, inc)    
+    cur_val = 0
+    next_val = 0
+    nex = current + inc
+
+    update_sql = "update seed_generators set current= #{current}, next= #{nex} where model='#{model}';";
+    select_sql = "select * from seed_generators where model='#{model}';"
+    update_result = ActiveRecord::Base.connection.execute(update_sql);
+
+    select_result = ActiveRecord::Base.connection.execute(select_sql);
+    
+    select_result.each do |row|      
+      p row
+      cur_val = row [3]
+      next_val = row[4]
+    end
+
+    return cur_val, next_val
+  end
 end