From 9faaac7e25d2efdca36dcb67f96960d3ab72ab82 Mon Sep 17 00:00:00 2001
From: xengineering <me@xengineering.eu>
Date: Sun, 8 Sep 2024 11:03:45 +0200
Subject: Implement finance.flow.display()

---
 finance/flow.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'finance')

diff --git a/finance/flow.py b/finance/flow.py
index 836c137..443966c 100644
--- a/finance/flow.py
+++ b/finance/flow.py
@@ -3,6 +3,8 @@ from datetime import datetime
 from decimal import Decimal
 from typing import Generator
 
+import matplotlib.pyplot
+
 
 @dataclasses.dataclass(kw_only=True, frozen=True)
 class Flow:
@@ -64,3 +66,15 @@ def simulate(
         values.append(value)
 
     return (dates, values)
+
+
+def display(data: tuple[list[datetime], list[Decimal]]) -> None:
+    matplotlib.pyplot.plot(
+        list(data[0]),  # type: ignore
+        [float(i) for i in data[1]],
+        label="Money",
+    )
+    matplotlib.pyplot.xlabel("Time")
+    matplotlib.pyplot.legend()
+    matplotlib.pyplot.xticks(rotation=45)
+    matplotlib.pyplot.show()
-- 
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