From a6da3ed4a4e45c29fad0ac7aa120086e6d06bcec Mon Sep 17 00:00:00 2001
From: Oliver Walters <oliver.henry.walters@gmail.com>
Date: Sun, 7 Jul 2019 11:44:17 +1000
Subject: [PATCH] Match each part to the list of available parts

- Order selections based on "best" match
---
 .../part/bom_upload/select_parts.html         | 12 +++++----
 InvenTree/part/views.py                       | 26 +++++++++++++++++--
 InvenTree/static/css/inventree.css            |  4 +++
 3 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/InvenTree/part/templates/part/bom_upload/select_parts.html b/InvenTree/part/templates/part/bom_upload/select_parts.html
index 25421d7173..803f9dc496 100644
--- a/InvenTree/part/templates/part/bom_upload/select_parts.html
+++ b/InvenTree/part/templates/part/bom_upload/select_parts.html
@@ -49,12 +49,11 @@
                     {% if item.column.guess == 'Part' %}
                     <select class='select bomselect' id='id_part_{{ row.index }}' name='part_select_{{ row.index }}'>
                         <option value=''>---------</option>
-                        {% for part in allowed_parts_list %}
-                        <option value='{{ part.id }}'>{{ part.full_name }} - {{ part.description }}</option>
+                        {% for part in row.part_options %}
+                        <option value='{{ part.id }}'>{{ part.full_name }} - <i>{{ part.description }}</i></option>
                         {% endfor %}
                     </select>
-                    <br>
-                    {{ item.cell }}
+                    <i>{{ item.cell }}</i>
                     {% elif item.column.guess == 'Quantity' %}
                     <input class='numberinput' type='number' min='1' value='{{ row.quantity }}'/>
                     {% elif item.editable %}
@@ -76,6 +75,9 @@
 {% block js_ready %}
 {{ block.super }}
 
-$('.bomselect').select2();
+$('.bomselect').select2({
+    dropdownAutoWidth: true,
+    matcher: partialMatcher,
+});
 
 {% endblock %}
\ No newline at end of file
diff --git a/InvenTree/part/views.py b/InvenTree/part/views.py
index 89ba6b2bf9..86931b4e04 100644
--- a/InvenTree/part/views.py
+++ b/InvenTree/part/views.py
@@ -14,6 +14,8 @@ from django.views.generic.edit import FormMixin
 from django.forms.models import model_to_dict
 from django.forms import HiddenInput, CheckboxInput
 
+from fuzzywuzzy import fuzz
+
 from .models import PartCategory, Part, PartAttachment
 from .models import BomItem
 from .models import match_part_names
@@ -697,6 +699,7 @@ class BomUpload(FormView):
                 'index': row.get('index', -1),
                 'data': data,
                 'quantity': row.get('quantity', None),
+                'part_options': row.get('part_options', [])
             })
 
         ctx['part'] = self.part
@@ -782,21 +785,40 @@ class BomUpload(FormView):
         except ValueError:
             q_idx = -1
 
+        try:
+            p_idx = list(self.column_selections.values()).index('Part')
+        except ValueError:
+            p_idx = -1
+
         for row in self.bom_rows:
 
             quantity = 0
+            part = None
 
             if q_idx >= 0:
-                print(row)
                 q_val = row['data'][q_idx]
-                print("row:", row['index'], "q:", q_val)
 
                 try:
                     quantity = int(q_val)
                 except ValueError:
                     pass
 
+            if p_idx >= 0:
+                p_val = row['data'][p_idx]
+
+                # Fuzzy match the values and see what happends
+                matches = []
+
+                for part in self.allowed_parts:
+                    ratio = fuzz.partial_ratio(part.name + part.description, p_val)
+                    matches.append({'part': part, 'match': ratio})
+
+                if len(matches) > 0:
+                    matches = sorted(matches, key=lambda item: item['match'], reverse=True)
+
+            row['part'] = part
             row['quantity'] = quantity
+            row['part_options'] = [m['part'] for m in matches]
 
 
     def extractDataFromFile(self, bom):
diff --git a/InvenTree/static/css/inventree.css b/InvenTree/static/css/inventree.css
index 28c304485b..3f64633062 100644
--- a/InvenTree/static/css/inventree.css
+++ b/InvenTree/static/css/inventree.css
@@ -77,6 +77,10 @@
     width: 100%;
 }
 
+.bomselect {
+    max-width: 250px;
+}
+
 /* Part image icons with full-display on mouse hover */
 
 .hover-img-thumb {