From bff729ceac342924e3a2222cc1357925613d7b81 Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Tue, 11 Feb 2025 22:39:11 -0800
Subject: [PATCH] Switch field order of tab-separated partslist files

Make refdes first, like it was in the good old days

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 bin/diff-pref |  4 ++--
 bin/parts.py  | 13 ++++++++-----
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/bin/diff-pref b/bin/diff-pref
index 394175a..0b9d4ec 100755
--- a/bin/diff-pref
+++ b/bin/diff-pref
@@ -4,8 +4,8 @@ AM=`dirname "$0"`/..
 
 case $# in
     0)
-	echo "Usage: $0 <ref-a> {ref-b}" 1>&2
-	exit 1
+	ref_a="HEAD"
+	ref_b="preferred-parts.ods"
 	;;
     1)
 	ref_a="$1"
diff --git a/bin/parts.py b/bin/parts.py
index 31d732a..84d83c1 100644
--- a/bin/parts.py
+++ b/bin/parts.py
@@ -33,9 +33,12 @@ import re
 key_attrs = ('device', 'value', 'footprint')
 
 # This is the preferred order when writing a CSV file
-pref_order = ('device', 'value', 'footprint', 'loadstatus', 'provided', 'mfg',
+pref_order_csv = ('device', 'value', 'footprint', 'loadstatus', 'provided', 'mfg',
               'mfg_part_number', 'vendor', 'vendor_part_number', 'quantity', 'refdes')
 
+pref_order_tab = ('refdes', 'device', 'value', 'footprint', 'loadstatus', 'provided', 'mfg',
+              'mfg_part_number', 'vendor', 'vendor_part_number', 'quantity')
+
 value_pattern=r'([0-9]+)(\.[0-9]*)?([kmMupng]?)(F|H|Hz|V|screws)?([ _][0-9]+(\.[0-9]*))?'
 
 class Part():
@@ -225,9 +228,9 @@ class Parts():
         return ret
 
     # Generate a tuple of all attributes in the preferred CSV order
-    def attrs_tuple(self):
+    def attrs_tuple(self, pref_order):
         s = self.attrs_set()
-        t = key_attrs
+        t = ()
         for p in pref_order:
             if p in s and p not in t:
                 t = t + (p,)
@@ -266,7 +269,7 @@ class Parts():
     # Export to a CSV file object
     def export_csv_file(self, outfile):
         csvwriter = csv.writer(outfile, dialect='excel-nl')
-        attrs = self.attrs_tuple()
+        attrs = self.attrs_tuple(pref_order_csv)
         csvwriter.writerow(attrs)
         keys = sorted(list(self.parts), key=self.cmp_key)
         for key in keys:
@@ -280,7 +283,7 @@ class Parts():
         
     # Export to a tab-delimited file object
     def export_tab_file(self, outfile):
-        attrs = self.attrs_tuple()
+        attrs = self.attrs_tuple(pref_order_tab)
         print("\t".join(attrs), file=outfile)
         keys = sorted(list(self.parts), key=self.cmp_key)
         for key in keys:
-- 
2.47.2