From ff9b33c0ab8c3651cafa75f895057f6a24ab53fb Mon Sep 17 00:00:00 2001
From: Fred Deschenes <tifred2004@gmail.com>
Date: Sat, 27 Jun 2015 17:26:19 -0400
Subject: [PATCH] Add search by category in 'buy' command

---
 README.md           | 4 ++--
 commands/buy_cmd.py | 9 +++++++++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 1a7903cd..d4c6ac28 100644
--- a/README.md
+++ b/README.md
@@ -1035,7 +1035,7 @@ Finds stations that are selling / where you can buy, a named list of items or sh
         [--near N] [--ly-per N] [--avoid PLACES]
         [--pad-size PSML?] [--black-market | --bm]
         [--one-stop | -1]
-        item [item item,item …]
+        category|item [category|item category|item,category|item,category|item …]
         ship [ship ship,ship …]
 
 ###Options:
@@ -1101,7 +1101,7 @@ Finds stations that are selling / where you can buy, a named list of items or sh
 
 ###Example:
 
-    trade.py buy --near achenar food
+    trade.py buy --near achenar metals
     trade.py buy asp
     trade.py buy --near achenar food,clothing,scrap --one-stop
     trade.py buy --near achenar type6,type7 -1
diff --git a/commands/buy_cmd.py b/commands/buy_cmd.py
index ea5d7cc9..64928b47 100644
--- a/commands/buy_cmd.py
+++ b/commands/buy_cmd.py
@@ -102,6 +102,15 @@ def get_lookup_list(cmdenv, tdb):
     for name in names:
         if mode is not SHIP_MODE:
             try:
+                try:
+                    category = tdb.lookupCategory(name)
+                    for item in category.items:
+                        names.append(item.name())
+                    mode = ITEM_MODE
+                    continue
+                except LookupError:
+                    pass
+
                 item = tdb.lookupItem(name)
                 cmdenv.DEBUG0("Looking up item {} (#{})", item.name(), item.ID)
                 queries[item.ID] = item