Printer card chips

plugins/printers/api/asset_routes.py

@@ -1407,6 +1407,24 @@ def _shortsupplyname(name):
     return text or 'supply'
 
 
+def _reordertip(supply):
+    """What to order, for the chip's tooltip.
+
+    A percentage says a cartridge is nearly out; the part number says what to
+    buy, which is the next thing someone needs and today means opening the
+    printer's page to find it. Every capacity tier is listed, because the
+    report has always shown all reorder options.
+    """
+    parts = supply.get('partnumbers') or []
+    if not parts:
+        return 'No part number on file for this model'
+    return ', '.join(
+        '{}{}'.format(part['partnumber'],
+                      ' ({})'.format(part['capacitytier'])
+                      if part.get('capacitytier') else '')
+        for part in parts)
+
+
 @printers_asset_bp.route('/dashboard/supplies', methods=['GET'])
 @jwt_required()
 @require_permission('printers.view')
@@ -1429,22 +1447,21 @@ def dashboard_supplies():
         lows = [s for s in printer['supplies'] if s['status'] == 'low']
         if not criticals and not lows:
             continue
-        # Every depleted supply, criticals first. Listing only the worst class
-        # would hide a low cartridge behind a critical one on the same printer,
-        # and whoever walks out there wants to carry both.
-        worst = criticals + lows
+        # Criticals first. Every depleted supply is listed, not just the worst
+        # class - whoever walks out there wants to carry both cartridges.
         rows.append({
             'printerid': printer['printerid'],
             'printername': printer['printername'] or printer['assetnumber'],
-            'location': printer['location'],
-            'status': 'critical' if criticals else 'low',
-            # 'remaining' is the percent left. There is no 'percent' key -
-            # reading one rendered every cartridge as "None%" on the board.
-            'supplies': ', '.join(
-                '{} {}%'.format(_shortsupplyname(s.get('name')),
-                                s.get('remaining'))
-                for s in worst),
+            'location': printer['location'] or 'No location set',
             'iscritical': bool(criticals),
+            # One chip per depleted supply: what is low, and on hover what to
+            # order to fix it.
+            'supplies': [{
+                'text': '{} {}%'.format(_shortsupplyname(supply.get('name')),
+                                        supply.get('remaining')),
+                'title': _reordertip(supply),
+                'level': supply.get('status'),
+            } for supply in criticals + lows],
         })
 
     rows.sort(key=lambda r: (not r['iscritical'], r['printername']))