Add 'recently purchased items' to terminal

chezbetty/models/transaction.py

@@ -301,7 +301,7 @@ def __get_events(self):
 
 @property
 def __events(self):
- return __get_events(self).all()
+ return __get_events(self)
 
 account.Account.get_events = __get_events
 account.Account.events = __events

chezbetty/models/user.py

@@ -258,6 +258,21 @@ def get_user_count_cumulative(cls):
  .all()
  return utility.timeseries_cumulative(rows)
 
+ def iterate_recent_items(self, limit=None, allow_duplicates=False):
+ items = set()
+ count = 0
+ for e in self.events:
+ if e.type == 'purchase':
+ for transaction in e.transactions:
+ if transaction.type == 'purchase':
+ for line_item in transaction.subtransactions:
+ if (line_item.item not in items) or allow_duplicates:
+ count += 1
+ if limit is not None and count > limit:
+ return
+ yield line_item.item
+ items.add(line_item.item)
+
  def __make_salt(self):
  return binascii.b2a_base64(open("/dev/urandom", "rb").read(32))[:-3].decode("ascii")
 

chezbetty/static/js/chezbetty-terminal.js

@@ -756,6 +756,12 @@ $('#tag-items').on('click', '.tag-item', function () {
  $('#panel-purchase').show();
 });
 
+$('#recently-purchased').on('click', '.tag-item', function () {
+ console.log($(this));
+ var item_id = $(this).attr('data-item-id');
+ add_item_id(item_id);
+});
+
 // DEPOSIT
 
 // Called to let the user know we got the bill, we just need time to count it.

chezbetty/templates/terminal/terminal.jinja2

@@ -262,8 +262,31 @@
  </div>
  </div>
 
+ {# Recently purchased items #}
+ <hr />
+ <h4>Quick-Select Most Recently Purchased Items</h4>
+ <div id="recently-purchased" class="row">
+ <div class="col-md-1"></div>
+ {% for item in user.iterate_recent_items(limit=5) %}
+ <div class="col-md-2">
+ <div class="tag-item" data-item-id="{{ item.id }}">
+ {% if item.img %}
+ <img src="/dynamic/item/{{item.id}}.jpg" width="150px" />
+ {% else %}
+ <img src="{{'chezbetty:static/placeholder_300px.png'|static_url}}" width="150px" />
+ {% endif %}
+ <div class="tag-item-name">
+ {{ item.name }}
+ </div>
+ </div>
+ </div>
+ {% endfor %}
+ </div>
+
+ <hr />
+
  {# Purchase buttons #}
- <div class="row">
+ <div id="purchase-buttons" class="row">
  <div class="col-md-12">
  <button type="button" id="purchase-button-logout" class="btn btn-success btn-lg btn-submit btn-submit-purchase">{{ _('Logout') }}</button>
  <button type="button" id="purchase-button-purchaselogout" class="btn btn-success btn-lg btn-submit btn-submit-purchase" style="display:none;">{{ _('Purchase & Logout') }}</button>