From 1b797eecaf87f8ab62b0545727f2f94474de641b Mon Sep 17 00:00:00 2001
From: Matt <mattskent@gmail.com>
Date: Sat, 4 Jan 2025 00:51:18 -0500
Subject: [PATCH] Reverse feed direction and add navigation arrows

---
 .../components/dashboard/MiniEventFeed.jsx    | 112 +++++++++++++-----
 1 file changed, 85 insertions(+), 27 deletions(-)

diff --git a/dashboard/src/components/dashboard/MiniEventFeed.jsx b/dashboard/src/components/dashboard/MiniEventFeed.jsx
index 4c3f1ad..246a787 100644
--- a/dashboard/src/components/dashboard/MiniEventFeed.jsx
+++ b/dashboard/src/components/dashboard/MiniEventFeed.jsx
@@ -18,11 +18,14 @@ import {
   Activity,
   AlertCircle,
   FileText,
+  ChevronLeft,
+  ChevronRight,
 } from "lucide-react";
 import { format } from "date-fns";
 import { Alert, AlertDescription, AlertTitle } from "@/components/ui/alert";
 import { Skeleton } from "@/components/ui/skeleton";
 import { EventDialog } from "./EventFeed.jsx";
+import { Button } from "@/components/ui/button";
 
 const METRIC_IDS = {
   PLACED_ORDER: "Y8cqcF",
@@ -319,6 +322,34 @@ const MiniEventFeed = ({
   const [error, setError] = useState(null);
   const [lastUpdate, setLastUpdate] = useState(null);
   const scrollRef = useRef(null);
+  const [showLeftArrow, setShowLeftArrow] = useState(false);
+  const [showRightArrow, setShowRightArrow] = useState(false);
+
+  const handleScroll = () => {
+    if (scrollRef.current) {
+      const { scrollLeft, scrollWidth, clientWidth } = scrollRef.current;
+      setShowLeftArrow(scrollLeft > 0);
+      setShowRightArrow(scrollLeft < scrollWidth - clientWidth - 1);
+    }
+  };
+
+  const scrollToEnd = () => {
+    if (scrollRef.current) {
+      scrollRef.current.scrollTo({
+        left: scrollRef.current.scrollWidth,
+        behavior: 'smooth'
+      });
+    }
+  };
+
+  const scrollToStart = () => {
+    if (scrollRef.current) {
+      scrollRef.current.scrollTo({
+        left: 0,
+        behavior: 'smooth'
+      });
+    }
+  };
 
   const fetchEvents = useCallback(async () => {
     try {
@@ -354,6 +385,7 @@ const MiniEventFeed = ({
             left: scrollRef.current.scrollWidth,
             behavior: 'instant'
           });
+          handleScroll();
         }, 0);
       }
     } catch (error) {
@@ -370,37 +402,63 @@ const MiniEventFeed = ({
     return () => clearInterval(interval);
   }, [fetchEvents]);
 
+  useEffect(() => {
+    handleScroll();
+  }, [events]);
+
   return (
     <div className="fixed bottom-0 left-0 right-0">
-        <Card className="bg-gradient-to-br rounded-none from-gray-900 to-gray-600 backdrop-blur">
-      <div className="px-1 pt-2 pb-3">
-        <div className="overflow-x-auto overflow-y-hidden [&::-webkit-scrollbar]:hidden [-ms-overflow-style:'none'] [scrollbar-width:'none']">
-          <div className="flex flex-row gap-3 pr-4" style={{ width: 'max-content' }}>
-            {loading && !events.length ? (
-              <LoadingState />
-            ) : error ? (
-              <Alert variant="destructive" className="mx-4">
-                <AlertCircle className="h-4 w-4" />
-                <AlertTitle>Error</AlertTitle>
-                <AlertDescription>
-                  Failed to load event feed: {error}
-                </AlertDescription>
-              </Alert>
-            ) : !events || events.length === 0 ? (
-              <div className="px-4">
-                <EmptyState />
-              </div>
-            ) : (
-              events.map((event) => (
-                <EventCard 
-                  key={event.id} 
-                  event={event}
-                />
-              ))
-            )}
+      <Card className="bg-gradient-to-br rounded-none from-gray-900 to-gray-600 backdrop-blur">
+        <div className="px-1 pt-2 pb-3 relative">
+          {showLeftArrow && (
+            <Button
+              variant="ghost"
+              className="absolute left-0 top-1/2 -translate-y-1/2 z-10 bg-gray-900/50 hover:bg-gray-900/75 h-12 w-8 p-0 [&_svg]:!h-8 [&_svg]:!w-8"
+              onClick={scrollToStart}
+            >
+              <ChevronLeft className="text-white" />
+            </Button>
+          )}
+          {showRightArrow && (
+            <Button
+              variant="ghost"
+              className="absolute right-0 top-1/2 -translate-y-1/2 z-10 bg-gray-900/50 hover:bg-gray-900/75 h-12 w-8 p-0 [&_svg]:!h-8 [&_svg]:!w-8"
+              onClick={scrollToEnd}
+            >
+              <ChevronRight className="text-white" />
+            </Button>
+          )}
+          <div 
+            ref={scrollRef}
+            onScroll={handleScroll}
+            className="overflow-x-auto overflow-y-hidden [&::-webkit-scrollbar]:hidden [-ms-overflow-style:'none'] [scrollbar-width:'none']"
+          >
+            <div className="flex flex-row gap-3 pr-4" style={{ width: 'max-content' }}>
+              {loading && !events.length ? (
+                <LoadingState />
+              ) : error ? (
+                <Alert variant="destructive" className="mx-4">
+                  <AlertCircle className="h-4 w-4" />
+                  <AlertTitle>Error</AlertTitle>
+                  <AlertDescription>
+                    Failed to load event feed: {error}
+                  </AlertDescription>
+                </Alert>
+              ) : !events || events.length === 0 ? (
+                <div className="px-4">
+                  <EmptyState />
+                </div>
+              ) : (
+                [...events].reverse().map((event) => (
+                  <EventCard 
+                    key={event.id} 
+                    event={event}
+                  />
+                ))
+              )}
+            </div>
           </div>
         </div>
-      </div>
       </Card>
     </div>
   );