From a24639e17b63c5ebb9b2bb26af18e17302e9360b Mon Sep 17 00:00:00 2001
From: Copilot <198982749+Copilot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 20:34:36 +0100
Subject: Add manual stop creation and override alerts with alternate stop
 codes (#74)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: arielcostas <94913521+arielcostas@users.noreply.github.com>
Co-authored-by: Ariel Costas Guerrero <ariel@costas.dev>
---
 src/frontend/app/components/StopAlert.css | 89 +++++++++++++++++++++++++++++++
 src/frontend/app/components/StopAlert.tsx | 36 +++++++++++++
 src/frontend/app/components/StopSheet.tsx |  3 ++
 src/frontend/app/data/StopDataProvider.ts |  5 ++
 src/frontend/app/routes/estimates-$id.tsx |  3 ++
 5 files changed, 136 insertions(+)
 create mode 100644 src/frontend/app/components/StopAlert.css
 create mode 100644 src/frontend/app/components/StopAlert.tsx

(limited to 'src/frontend/app')

diff --git a/src/frontend/app/components/StopAlert.css b/src/frontend/app/components/StopAlert.css
new file mode 100644
index 0000000..0032d09
--- /dev/null
+++ b/src/frontend/app/components/StopAlert.css
@@ -0,0 +1,89 @@
+.stop-alert {
+  display: flex;
+  align-items: flex-start;
+  gap: 0.75rem;
+  padding: 0.75rem;
+  border-radius: 0.5rem;
+  margin: 0.75rem 0;
+  border: 1px solid;
+}
+
+.stop-alert-info {
+  background-color: rgba(59, 130, 246, 0.1);
+  border-color: rgba(59, 130, 246, 0.3);
+  color: #1e40af;
+}
+
+.stop-alert-error {
+  background-color: rgba(239, 68, 68, 0.1);
+  border-color: rgba(239, 68, 68, 0.3);
+  color: #991b1b;
+}
+
+.stop-alert-compact {
+  padding: 0.5rem;
+  margin: 0.5rem 0;
+  font-size: 0.875rem;
+}
+
+.stop-alert-icon {
+  flex-shrink: 0;
+  width: 1.25rem;
+  height: 1.25rem;
+}
+
+.stop-alert-compact .stop-alert-icon {
+  width: 1rem;
+  height: 1rem;
+}
+
+.stop-alert-content {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  gap: 0.25rem;
+}
+
+.stop-alert-title {
+  font-weight: 600;
+  font-size: 0.95rem;
+}
+
+.stop-alert-compact .stop-alert-title {
+  font-size: 0.85rem;
+}
+
+.stop-alert-message {
+  font-size: 0.9rem;
+  opacity: 0.9;
+}
+
+.stop-alert-compact .stop-alert-message {
+  font-size: 0.8rem;
+}
+
+.stop-alert-alternate-codes {
+  font-size: 0.85rem;
+  margin-top: 0.25rem;
+  font-style: italic;
+  opacity: 0.8;
+}
+
+.stop-alert-compact .stop-alert-alternate-codes {
+  font-size: 0.75rem;
+}
+
+/* Dark mode support */
+@media (prefers-color-scheme: dark) {
+  .stop-alert-info {
+    background-color: rgba(59, 130, 246, 0.15);
+    border-color: rgba(59, 130, 246, 0.4);
+    color: #93c5fd;
+  }
+
+  .stop-alert-error {
+    background-color: rgba(239, 68, 68, 0.15);
+    border-color: rgba(239, 68, 68, 0.4);
+    color: #fca5a5;
+  }
+}
diff --git a/src/frontend/app/components/StopAlert.tsx b/src/frontend/app/components/StopAlert.tsx
new file mode 100644
index 0000000..69ecc22
--- /dev/null
+++ b/src/frontend/app/components/StopAlert.tsx
@@ -0,0 +1,36 @@
+import React from "react";
+import { AlertCircle, Info } from "lucide-react";
+import type { Stop } from "~/data/StopDataProvider";
+import "./StopAlert.css";
+
+interface StopAlertProps {
+  stop: Stop;
+  compact?: boolean;
+}
+
+export const StopAlert: React.FC<StopAlertProps> = ({ stop, compact = false }) => {
+  // Don't render anything if there's no alert content
+  const hasContent = stop.title || stop.message;
+  if (!hasContent) {
+    return null;
+  }
+
+  const isError = stop.cancelled === true;
+
+  return (
+    <div className={`stop-alert ${isError ? 'stop-alert-error' : 'stop-alert-info'} ${compact ? 'stop-alert-compact' : ''}`}>
+      <div className="stop-alert-icon">
+        {isError ? <AlertCircle /> : <Info />}
+      </div>
+      <div className="stop-alert-content">
+        {stop.title && <div className="stop-alert-title">{stop.title}</div>}
+        {stop.message && <div className="stop-alert-message">{stop.message}</div>}
+        {stop.alternateCodes && stop.alternateCodes.length > 0 && (
+          <div className="stop-alert-alternate-codes">
+            Alternative stops: {stop.alternateCodes.join(", ")}
+          </div>
+        )}
+      </div>
+    </div>
+  );
+};
diff --git a/src/frontend/app/components/StopSheet.tsx b/src/frontend/app/components/StopSheet.tsx
index afa530b..695b18e 100644
--- a/src/frontend/app/components/StopSheet.tsx
+++ b/src/frontend/app/components/StopSheet.tsx
@@ -6,6 +6,7 @@ import { Clock, RefreshCw } from "lucide-react";
 import LineIcon from "./LineIcon";
 import { StopSheetSkeleton } from "./StopSheetSkeleton";
 import { ErrorDisplay } from "./ErrorDisplay";
+import { StopAlert } from "./StopAlert";
 import { type Estimate } from "../routes/estimates-$id";
 import { REGIONS, type RegionId, getRegionConfig } from "../data/RegionConfig";
 import { useApp } from "../AppContext";
@@ -144,6 +145,8 @@ export const StopSheet: React.FC<StopSheetProps> = ({
               ))}
             </div>
 
+            <StopAlert stop={stop} compact />
+
             {loading ? (
               <StopSheetSkeleton />
             ) : error ? (
diff --git a/src/frontend/app/data/StopDataProvider.ts b/src/frontend/app/data/StopDataProvider.ts
index e49faaa..25a617b 100644
--- a/src/frontend/app/data/StopDataProvider.ts
+++ b/src/frontend/app/data/StopDataProvider.ts
@@ -17,6 +17,11 @@ export interface Stop {
   longitude?: number;
   lines: string[];
   favourite?: boolean;
+  amenities?: string[];
+  cancelled?: boolean;
+  title?: string;
+  message?: string;
+  alternateCodes?: string[];
 }
 
 // In-memory cache and lookup map per region
diff --git a/src/frontend/app/routes/estimates-$id.tsx b/src/frontend/app/routes/estimates-$id.tsx
index f213105..21186fb 100644
--- a/src/frontend/app/routes/estimates-$id.tsx
+++ b/src/frontend/app/routes/estimates-$id.tsx
@@ -14,6 +14,7 @@ import { ErrorDisplay } from "~/components/ErrorDisplay";
 import { PullToRefresh } from "~/components/PullToRefresh";
 import { useAutoRefresh } from "~/hooks/useAutoRefresh";
 import { type RegionId, getRegionConfig } from "~/data/RegionConfig";
+import { StopAlert } from "~/components/StopAlert";
 
 export interface Estimate {
   line: string;
@@ -276,6 +277,8 @@ export default function Estimates() {
           </button>
         </div>
 
+        {stopData && <StopAlert stop={stopData} />}
+
         <div className="table-responsive">
           {estimatesLoading ? (
             tableStyle === "grouped" ? (
-- 
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