1 files changed, 72 insertions, 0 deletions
diff --git a/src/ee/digikey/bom.py b/src/ee/digikey/bom.py
new file mode 100644
index 0000000..36b0143
--- /dev/null
+++ b/src/ee/digikey/bom.py
@@ -0,0 +1,72 @@
+import csv
+from pathlib import Path
+from typing import List, MutableMapping, Optional
+
+from ee.db import ObjDb
+from ee.digikey import DigikeyStore
+from ee.logging import log
+from ee.part import Part, load_db
+from ee.part.bom import load_bom, check_bom, join_refs
+
+__all__ = ["create_bom"]
+
+
+class BomLine(object):
+    def __init__(self, uri, part: Part):
+        self.uri = uri
+        self.part = part
+        self.refs = []
+
+    def add_ref(self, ref):
+        self.refs.append(ref)
+
+    @classmethod
+    def header(cls) -> List[str]:
+        return ["Quantity", "Digi-Key Part Number", "Customer Reference"]
+
+    def to_rows(self) -> List[str]:
+        return [str(len(self.refs)), self.part.get_exactly_one_spn().valueProp, join_refs(self.refs)]
+
+
+def gen_bom(allow_incomplete, bom_parts: ObjDb[Part], supplier_parts: ObjDb[Part]) -> Optional[List[List[str]]]:
+    lines: MutableMapping[str, BomLine] = {}
+
+    uri_idx = supplier_parts.index("uri")
+
+    for part in bom_parts.values:
+        pr_obj = part.get_only_part_reference()
+
+        if allow_incomplete and pr_obj is None:
+            log.debug("Skipping part without part reference: {}".format(part.printable_reference))
+            continue
+        elif pr_obj is None:
+            log.warn("Unresolved part: {}".format(part.printable_reference))
+            return
+
+        part_uri = pr_obj.part_uriProp
+
+        if part_uri not in lines:
+            lines[part_uri] = line = BomLine(part_uri, uri_idx.get_single(part_uri))
+        else:
+            line = lines[part_uri]
+
+        line.add_ref(part.get_exactly_one_schematic_reference().referenceProp)
+
+    return sorted(line.to_rows() for line in lines.values())
+
+
+def create_bom(bom_path: Path, part_files: List[Path], out_path: Path, store_code, allow_incomplete):
+    store = DigikeyStore.from_store_code(store_code)
+
+    bom_parts, supplier_parts = load_bom(bom_path, part_files)
+    check_bom(bom_parts, supplier_parts)
+
+    bom = gen_bom(allow_incomplete, bom_parts, supplier_parts)
+
+    if bom is None:
+        return
+
+    with out_path.open("w") as f:
+        w = csv.writer(f)
+        w.writerow(BomLine.header())
+        w.writerows(bom)