From 9ebdc35df067d63297376814f0bba981246fa44f Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Fri, 23 Aug 2019 13:13:06 +0200
Subject: ee.part.bom: Creating a proper Bom class to keep BomLines.
 digikey-create-bom: Adding support for --quantity.

---
 src/ee/part/bom.py | 41 +++++++++++++++++++++++------------------
 1 file changed, 23 insertions(+), 18 deletions(-)

(limited to 'src/ee/part')

diff --git a/src/ee/part/bom.py b/src/ee/part/bom.py
index 0bf284a..fe0bb12 100644
--- a/src/ee/part/bom.py
+++ b/src/ee/part/bom.py
@@ -25,19 +25,30 @@ class BomLine(object):
     def __init__(self, uri, part: Part):
         self.uri = uri
         self.part = part
-        self.refs = []
+        self.refs: List[str] = []
 
-    def add_ref(self, ref):
+    def add_ref(self, ref: str):
         self.refs.append(ref)
 
     def __lt__(self, other):
         return self.uri < other.uri
 
 
-class BomItem(object):
-    def __init__(self, references, part: Part):
-        self.references = references
-        self.part = part
+class Bom(object):
+    def __init__(self):
+        self._lines: MutableMapping[str, BomLine] = {}
+
+    def add_part(self, part_uri, supplier_part, reference):
+        if part_uri not in self._lines:
+            self._lines[part_uri] = line = BomLine(part_uri, supplier_part)
+        else:
+            line = self._lines[part_uri]
+
+        line.add_ref(reference)
+
+    @property
+    def lines(self) -> List[BomLine]:
+        return sorted(self._lines.values())
 
 
 def load_bom(bom_path: Path, part_files: List[Path]) -> (ObjDb[Part](), ObjDb[Part]()):
@@ -67,12 +78,10 @@ def check_bom(bom: ObjDb[Part](), parts: ObjDb[Part]()):
     pass
 
 
-def generate_bom(allow_incomplete, bom_parts: ObjDb[Part], supplier_parts: ObjDb[Part], group_by_ref=True) -> \
-        Optional[List[BomLine]]:
-    lines: MutableMapping[str, BomLine] = {}
-
+def generate_bom(allow_incomplete, bom_parts: ObjDb[Part], supplier_parts: ObjDb[Part]) -> Optional[Bom]:
     uri_idx = supplier_parts.index("uri")
 
+    bom = Bom()
     for part in bom_parts.values:
         pr = part.get_only_part_reference()
 
@@ -85,15 +94,11 @@ def generate_bom(allow_incomplete, bom_parts: ObjDb[Part], supplier_parts: ObjDb
 
         part_uri = pr.part_uriProp
 
-        if part_uri not in lines:
-            supplier_part = uri_idx.get_single(part_uri)
-            lines[part_uri] = line = BomLine(part_uri, supplier_part)
-        else:
-            line = lines[part_uri]
-
-        line.add_ref(part.get_exactly_one_schematic_reference().referenceProp)
+        supplier_part = uri_idx.get_single(part_uri)
+        reference = part.get_exactly_one_schematic_reference().referenceProp
+        bom.add_part(part_uri, supplier_part, reference)
 
-    return sorted(lines.values())
+    return bom
 
 
 def split_ref(ref):
-- 
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