hyf

commit 5af92a6e358724f456ab0fcd600ec33635b9d005
parent c45dd485c53954264f01f02f4fcd11d20f4fe863
Author: triesap <tyson@radroots.org>
Date:   Mon, 21 Sep 2026 13:50:34 +0000

core: discover buyer demand lines

Diffstat:
A
src/hyf_application/buyer_lines.mojo
 | 
25
+++++++++++++++++++++++++
M
tests/test_application.mojo
 | 
14
++++++++++++++

2 files changed, 39 insertions(+), 0 deletions(-)
diff --git a/src/hyf_application/buyer_lines.mojo b/src/hyf_application/buyer_lines.mojo
@@ -0,0 +1,25 @@
+from std.collections import List
+
+
+@fieldwise_init
+struct DemandLineDraft(Copyable, Movable):
+    var line_id: String
+    var product_phrase: String
+    var quantity_state: String
+
+
+def discover_demand_lines(product_phrases: List[String]) raises -> List[DemandLineDraft]:
+    var lines = List[DemandLineDraft]()
+    var index = 1
+    for phrase in product_phrases:
+        if String(phrase).strip().byte_length() == 0:
+            continue
+        lines.append(
+            DemandLineDraft(
+                line_id="line-" + String(index),
+                product_phrase=String(phrase),
+                quantity_state="unknown",
+            )
+        )
+        index += 1
+    return lines^
diff --git a/tests/test_application.mojo b/tests/test_application.mojo
@@ -207,3 +207,17 @@ def test_farm_inference_failure_never_confirms_stock() raises:
     assert_true(not inference_failure_confirms_stock())
     with assert_raises():
         _ = farm_inference_failure("")
+
+
+from hyf_application.buyer_lines import DemandLineDraft, discover_demand_lines
+
+
+def test_buyer_discovers_multiple_demand_lines() raises:
+    var phrases = List[String]()
+    phrases.append("tomatoes")
+    phrases.append("basil")
+    var lines = discover_demand_lines(phrases)
+    assert_equal(len(lines), 2)
+    assert_equal(lines[0].product_phrase, "tomatoes")
+    assert_equal(lines[1].product_phrase, "basil")
+    assert_equal(lines[0].line_id, "line-1")