From 7aa2485994dd4720f9bf899c58e3653a6a06f266 Mon Sep 17 00:00:00 2001
From: FuelBoard Contributor <fuelboard@localhost>
Date: Sat, 17 Oct 2026 20:24:21 +0100
Subject: [PATCH] Move detail approximation after verdict amount

---
 FuelBoard/FuelSavingsViews.swift              |  2 +-
 FuelBoard/StationDetailSections.swift         |  2 +-
 .../FuelSavingsEstimateTests.swift            | 22 +++++++++++++++++++
 Shared/FuelSavings.swift                      | 20 +++++++++++++++++
 4 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/FuelBoard/FuelSavingsViews.swift b/FuelBoard/FuelSavingsViews.swift
index c7ab7dd..694335e 100644
--- a/FuelBoard/FuelSavingsViews.swift
+++ b/FuelBoard/FuelSavingsViews.swift
@@ -109,7 +109,7 @@ struct FuelSavingsCapsule: View {
         HStack(spacing: compact ? 3 : 5) {
             Image(systemName: Self.symbol(for: result.status))
                 .accessibilityHidden(true)
-            Text(result.capsuleHeadline())
+            Text(compact ? result.capsuleHeadline() : result.detailCapsuleHeadline())
                 .lineLimit(1)
                 // Measured on a 393pt screen: the capsule is handed ~101pt, of
                 // which the icon, its spacing and the 8pt padding either side
diff --git a/FuelBoard/StationDetailSections.swift b/FuelBoard/StationDetailSections.swift
index 270a842..f1fc6c1 100644
--- a/FuelBoard/StationDetailSections.swift
+++ b/FuelBoard/StationDetailSections.swift
@@ -148,7 +148,7 @@ struct BestValueDetailCard: View {
             Spacer(minLength: 8)
             VStack(alignment: .trailing, spacing: 4) {
                 FuelSavingsCapsule(result: result, compact: false)
-                    .accessibilityLabel(result.spokenHeadline())
+                    .accessibilityLabel(result.detailCapsuleSpokenHeadline())
                 comparison(result)
             }
         }
diff --git a/FuelBoardTests/Tests/FuelBoardSharedTests/FuelSavingsEstimateTests.swift b/FuelBoardTests/Tests/FuelBoardSharedTests/FuelSavingsEstimateTests.swift
index c13b63c..f95b7a6 100644
--- a/FuelBoardTests/Tests/FuelBoardSharedTests/FuelSavingsEstimateTests.swift
+++ b/FuelBoardTests/Tests/FuelBoardSharedTests/FuelSavingsEstimateTests.swift
@@ -39,6 +39,28 @@ final class FuelSavingsEstimateTests: XCTestCase {
         XCTAssertEqual(result(.breakEven, .estimated).listingCapsuleHeadline(), "Break even (approx.)")
     }
 
+    func testDetailCapsulePlacesApproximationAfterTheFinancialResult() {
+        func result(_ status: FuelSavingsStatus, _ confidence: JourneyConfidence) -> FuelSavingsResult {
+            FuelSavingsResult(
+                fillLitres: 30,
+                grossSavingGBP: status == .notWorthTheDrive ? 0 : 2.50,
+                extraDrivingCostGBP: status == .notWorthTheDrive ? 1.20 : 0,
+                extraDistanceMiles: 2,
+                netSavingGBP: status == .notWorthTheDrive ? -1.20 : 2.50,
+                status: status,
+                journeyConfidence: confidence
+            )
+        }
+
+        XCTAssertEqual(result(.worthTheDrive, .estimated).detailCapsuleHeadline(), "Save £2.50 (approx.)")
+        XCTAssertEqual(result(.notWorthTheDrive, .estimated).detailCapsuleHeadline(), "Costs £1.20 more (approx.)")
+        XCTAssertEqual(result(.breakEven, .estimated).detailCapsuleHeadline(), "Break even (approx.)")
+        XCTAssertEqual(result(.worthTheDrive, .confirmed).detailCapsuleHeadline(), "Save £2.50")
+        XCTAssertEqual(result(.notWorthTheDrive, .confirmed).detailCapsuleHeadline(), "Costs £1.20 more")
+        XCTAssertEqual(result(.breakEven, .confirmed).detailCapsuleHeadline(), "Break even")
+        XCTAssertEqual(result(.worthTheDrive, .estimated).detailCapsuleSpokenHeadline(), "Save £2.50 (approximately)")
+    }
+
     private func station(_ id: String,
                          price: Double?,
                          lat: Double = 51.5,
diff --git a/Shared/FuelSavings.swift b/Shared/FuelSavings.swift
index 496cfd4..082c14e 100644
--- a/Shared/FuelSavings.swift
+++ b/Shared/FuelSavings.swift
@@ -236,6 +236,26 @@ extension FuelSavingsResult {
         headline().replacingOccurrences(of: "Approx. ", with: "Approximately ")
     }
 
+    /// Full monetary verdict used by Station Details. Estimated confidence is a
+    /// trailing qualifier so the amount remains the first figure users scan.
+    func detailCapsuleHeadline() -> String {
+        let qualifier = journeyConfidence.isEstimated ? " (approx.)" : ""
+        switch status {
+        case .baseline:
+            return Self.baselineHeadline
+        case .breakEven:
+            return "\(Self.breakEvenHeadline)\(qualifier)"
+        case .worthTheDrive:
+            return "Save \(FuelSavingsFormat.money(netSavingGBP))\(qualifier)"
+        case .notWorthTheDrive:
+            return "Costs \(FuelSavingsFormat.money(abs(netSavingGBP))) more\(qualifier)"
+        }
+    }
+
+    func detailCapsuleSpokenHeadline() -> String {
+        detailCapsuleHeadline().replacingOccurrences(of: "(approx.)", with: "(approximately)")
+    }
+
     /// Row capsule copy. The baseline relationship is shown as secondary text
     /// beside the capsule in the station listing and detail summary, so the
     /// capsule itself contains only the verdict.