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Merge pull request #54 from VandorpeDavid/negative_purchases

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Enforce stock max en 0 min for amount of products in orders
This commit is contained in:
benji 2015-07-08 14:37:26 +02:00
commit 4dcf2c2b1b
2 changed files with 29 additions and 9 deletions
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36
app/assets/javascripts/orders.js.coffee
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@ -9,16 +9,36 @@ ready = ->
increment($(this), -1) increment($(this), -1)
$('.form_row').each((index, row) -> $('.form_row').each((index, row) ->
disIfNec(row) updateInput(row, false)
$(row).on('input', recalculate) $(row).on('input', ->
updateInput(row)
)
) )
recalculate() recalculate()
# Validate input, and then update
updateInput = (row, useRecalculate = true) ->
cell = row.querySelector("input")
if ! cell.validity.valid
if(parseInt(cell.value) > parseInt(cell.max))
cell.value = parseInt(cell.max)
else
cell.value = 0
# Disable buttons if necessary
disIfNec(row)
if useRecalculate
recalculate();
disIfNec = (row) -> disIfNec = (row) ->
counter = parseInt($(row).find('.row_counter').val()) counter = parseInt($(row).find('.row_counter').val())
$(row).find('.btn-dec').prop('disabled', counter == 0); $(row).find('.btn-dec').prop('disabled', counter == 0);
$(row).find('.btn-inc').prop('disabled', counter == parseInt($(row).find('.stock').val())) $(row).find('.btn-inc').prop('disabled', counter == parseInt($(row).find('.row_counter').attr('max')))
recalculate = () -> recalculate = () ->
value = ($(row).find('.row_counter').val() * $(row).find('.price').val() for row in $('.form_row')).reduce (a, b) -> a+b value = ($(row).find('.row_counter').val() * $(row).find('.price').val() for row in $('.form_row')).reduce (a, b) -> a+b
@ -29,12 +49,12 @@ increment = (button, n) ->
# Fix the counter # Fix the counter
counter = $(row).find('.row_counter') counter = $(row).find('.row_counter')
counter.val(parseInt(counter.val()) + n) value = parseInt(counter.val())
if isNaN(value)
value = 0
counter.val(value + n)
# Disable buttons if necessary updateInput(row[0])
disIfNec(row)
recalculate()
$(document).ready(ready) $(document).ready(ready)
$(document).on('page:load', ready) $(document).on('page:load', ready)

2
app/views/order_items/_order_item.html.erb
View file

@ -9,7 +9,7 @@
<%= content_tag :span, product.name %> <%= content_tag :span, product.name %>
<%= content_tag :small, euro(product.price) %> <%= content_tag :small, euro(product.price) %>
</h4> </h4>
<%= f.counter :count, max: 1000, skip_label: true, wrapper_class: "input-group", class: "row_counter" %> <%= f.counter :count, min: 0, max: product.stock, skip_label: true, wrapper_class: "input-group", class: "row_counter" %>
<%= f.fields_for :product do |product| %> <%= f.fields_for :product do |product| %>
<%= product.hidden_field :price_cents, class: :price %> <%= product.hidden_field :price_cents, class: :price %>
<%= product.hidden_field :stock, class: :stock %> <%= product.hidden_field :stock, class: :stock %>