Fix transfers and form currencies (#1477)

app/controllers/account/trades_controller.rb

@@ -5,7 +5,10 @@ class Account::TradesController < ApplicationController
   before_action :set_entry, only: :update
 
   def new
-    @entry = @account.entries.account_trades.new(entryable_attributes: {})
+    @entry = @account.entries.account_trades.new(
+      currency: @account.currency,
+      entryable_attributes: {}
+    )
   end
 
   def index

app/controllers/account/transfers_controller.rb

@@ -16,8 +16,7 @@ class Account::TransfersController < ApplicationController
 
     @transfer = Account::Transfer.build_from_accounts from_account, to_account, \
                                              date: transfer_params[:date],
-                                             amount: transfer_params[:amount].to_d,
-                                             currency: transfer_params[:currency]
+                                             amount: transfer_params[:amount].to_d
 
     if @transfer.save
       @transfer.entries.each(&:sync_account_later)

app/controllers/account/valuations_controller.rb

@@ -4,7 +4,10 @@ class Account::ValuationsController < ApplicationController
   before_action :set_account
 
   def new
-    @entry = @account.entries.account_valuations.new(entryable_attributes: {})
+    @entry = @account.entries.account_valuations.new(
+      currency: @account.currency,
+      entryable_attributes: {}
+    )
   end
 
   def create