Improve data importing

- Automatically prune empty rows
- prevent automatic conversion of integers to floats

InvenTree/part/bom.py

@@ -121,7 +121,6 @@ class BomUploadManager:
             return matches[0]['header']
 
         return None
-
     
     def get_headers(self):
         """ Return a list of headers for the thingy """
@@ -157,13 +156,33 @@ class BomUploadManager:
 
         for i in range(self.row_count()):
 
+            data = [item for item in self.get_row_data(i)]
+
+            # Is the row completely empty? Skip!
+            empty = True
+
+            for idx, item in enumerate(data):
+                if len(str(item).strip()) > 0:
+                    empty = False
+
+                try:
+                    # Excel import casts number-looking-items into floats, which is annoying
+                    if item == int(item) and not str(item) == str(int(item)):
+                        print("converting", item, "to", int(item))
+                        data[idx] = int(item)
+                except ValueError:
+                    pass
+
+            if empty:
+                print("Empty - continuing")
+                continue
+
             row = {
-                'data': self.get_row_data(i),
+                'data': data,
                 'index': i
             }
 
-            if row:
-                rows.append(row)
+            rows.append(row)
 
         return rows
 

InvenTree/part/templates/part/bom_upload/select_fields.html

@@ -44,6 +44,7 @@
         </thead>
         <tbody>
             <tr>
+                <td></td>
                 {% for col in bom_cols %}
                 <td>
                     <select class='select' id='id_col_{{ forloop.counter0 }}' name='col_select_{{ forloop.counter0 }}'>

InvenTree/part/views.py

@@ -520,7 +520,6 @@ class PartDetail(DetailView):
         else:
             context['editing_enabled'] = 0
 
-
         context['starred'] = part.isStarredBy(self.request.user)
         context['disabled'] = not part.active
 
@@ -744,7 +743,7 @@ class BomUpload(AjaxView, FormMixin):
 
         self.ajax_template_name = 'part/bom_upload/select_fields.html'
 
-        # Map the columns 
+        # Map the columns
         column_names = {}
         column_selections = {}
 
@@ -780,7 +779,7 @@ class BomUpload(AjaxView, FormMixin):
                 row_id = int(s[1])
                 col_id = int(s[3])
                 
-                if not row_id in row_data:
+                if row_id not in row_data:
                     row_data[row_id] = {}
 
                 row_data[row_id][col_id] = value
@@ -812,7 +811,7 @@ class BomUpload(AjaxView, FormMixin):
         missing = []
 
         for col in BomUploadManager.REQUIRED_HEADERS:
-            if not col in column_selections.values():
+            if col not in column_selections.values():
                 missing.append(col)
 
         # Re-construct the data table
@@ -823,7 +822,7 @@ class BomUpload(AjaxView, FormMixin):
             items = []
             for col_idx in sorted(row.keys()):
 
-                if not col_idx in column_selections.keys():
+                if col_idx not in column_selections.keys():
                     continue
 
                 value = row[col_idx]