From 245913964e98381f967aef735fbb3ee61d2d31b1 Mon Sep 17 00:00:00 2001
From: Elisabeth Berg <elisab3@stud.ntnu.no>
Date: Tue, 24 Mar 2026 22:40:34 +0100
Subject: [PATCH] Added new methods to Stock class

---
 src/main/java/Stock.java   |  24 ++++++++++++++++++++++++
 target/classes/Stock.class | Bin 1218 -> 2832 bytes
 2 files changed, 24 insertions(+)

diff --git a/src/main/java/Stock.java b/src/main/java/Stock.java
index e650b01..353a7c8 100644
--- a/src/main/java/Stock.java
+++ b/src/main/java/Stock.java
@@ -30,4 +30,28 @@ public BigDecimal getSalesPrice() {
     public void addNewSalesPrice(BigDecimal price) {
         prices.add(price);
     }
+
+    public List<BigDecimal> getHistoricalPrices() {
+        return new ArrayList<>(prices); // returnerer en kopi for å beskytte selve listen
+    }
+
+    public BigDecimal getHighestPrice() {
+        return prices.stream()
+            .reduce(prices.get(0), BigDecimal::max);
+    }
+
+    public BigDecimal getLowestPrice() {
+        return prices.stream()
+            .reduce(prices.get(0), BigDecimal::min);
+    }
+
+    public BigDecimal getLatestPriceChange() {
+        if (prices.size() < 2) {
+            return BigDecimal.ZERO;
+        }
+
+        BigDecimal latest = prices.get(prices.size() - 1);
+        BigDecimal previous = prices.get(prices.size() - 2);
+        return latest.subtract(previous);
+    }
 }
diff --git a/target/classes/Stock.class b/target/classes/Stock.class
index af494f4215bc73624297cdcbbb3c93061ab355e4..4b99ae0c6935365400b39244a56b965d52d25130 100644
GIT binary patch
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