Rewrite transaction controller

app/assets/javascripts/application.js

@@ -17,7 +17,9 @@
 //= require turbolinks
 //= require_tree .
 
-$(document).ready(function() {
-    $(".select2-selector").select2();
-});
+ready = function() {
+  $(".select2-selector").select2();
+}
 
+$(document).ready(ready)
+$(document).on('page:load', ready)

app/controllers/transactions_controller.rb

@@ -1,7 +1,6 @@
 class TransactionsController < ApplicationController
 
   def index
-    p params
     respond_to do |format|
       format.html
       format.json { render json: TransactionDatatable.new(view_context) }
@@ -13,10 +12,18 @@ class TransactionsController < ApplicationController
   end
 
   def create
-    creditor = User.find params.require(:transaction).require(:creditor)
-    debtor = current_user
-    amount = params.require(:transaction).require(:amount)
-    @transaction = Transaction.create debtor: debtor, creditor: creditor, amount: amount, origin: I18n.t('origin.created_by_user'), message: "Transaction by #{debtor.name} to #{creditor.name}"
+    @transaction = current_user.outgoing_transactions.build transaction_params.merge(origin: I18n.t('origin.created_by_user'))
+
+    if @transaction.save
+      redirect_to current_user
+    else
+      render 'new'
+    end
   end
 
+  private
+
+  def transaction_params
+    params.require(:transaction).permit(:creditor_id, :amount, :message)
+  end
 end

app/views/transactions/create.html.haml

@@ -1,17 +0,0 @@
-%table
-  %tbody
-    %tr
-      %th Debtor
-      %td= @transaction.debtor.name
-    %tr
-      %th Creditor
-      %td= @transaction.creditor.name
-    %tr
-      %th Amount
-      %td= @transaction.amount
-    %tr
-      %th Origin
-      %td= @transaction.origin
-    %tr
-      %th Message
-      %td= @transaction.message

app/views/transactions/new.html.haml

@@ -1,4 +1,6 @@
+= @transaction.errors.full_messages.join(", ")
 = form_for @transaction do |f|
-  = f.collection_select :creditor, User.all, :id, :name, {}, { class: 'select2-selector' }
+  = f.collection_select :creditor_id, User.all, :id, :name, {}, { class: 'select2-selector' }
   = f.number_field :amount
+  = f.text_field :message, required: true
   = f.submit "Send it!"

lib/tasks/devseed.rake

@@ -1,9 +1,11 @@
 require 'factory_girl'
+require 'faker'
 
 task :sow => :environment do
   users = FactoryGirl.create_list(:user, 20)
   100.times do
-    FactoryGirl.create :transaction, debtor: users.sample, creditor: users.sample
+    sample_users = users.sample(2)
+    FactoryGirl.create :transaction, debtor: sample_users[0], creditor: sample_users[1], amount: 1 + rand(100)
   end
 end