updated bracket

src/features/bracket/components/bracket.tsx

@@ -1,6 +1,7 @@
-import { Flex } from "@mantine/core";
+import { Flex, Box } from "@mantine/core";
 import { Match } from "@/features/matches/types";
 import { MatchCard } from "./match-card";
+import { useEffect, useRef } from "react";
 
 interface BracketProps {
   rounds: Match[][];
@@ -13,33 +14,131 @@ export const Bracket: React.FC<BracketProps> = ({
   orders,
   showControls,
 }) => {
-  return (
-    <Flex direction="row" gap={24} justify="left">
-      {rounds.map((round, roundIndex) => (
-        <Flex
-          key={roundIndex}
-          direction="column"
-          align="center"
-          pos="relative"
-          gap={24}
-          justify="space-around"
-          p={24}
-        >
-          {round.map((match) =>
-            match.bye ? (
-              <div key={match.lid}></div>
-            ) : (
-              <div key={match.lid}>
-                <MatchCard
-                  match={match}
-                  orders={orders}
-                  showControls={showControls}
-                />
-              </div>
+  const containerRef = useRef<HTMLDivElement>(null);
+  const svgRef = useRef<SVGSVGElement>(null);
+
+  useEffect(() => {
+    const updateConnectorLines = () => {
+      if (!containerRef.current || !svgRef.current) return;
+
+      const svg = svgRef.current;
+      const container = containerRef.current;
+      const flexContainer = container.querySelector('.bracket-flex-container') as HTMLElement;
+      if (!flexContainer) return;
+
+      svg.innerHTML = '';
+
+      const flexRect = flexContainer.getBoundingClientRect();
+      const containerRect = container.getBoundingClientRect();
+
+      svg.style.width = `${flexContainer.scrollWidth}px`;
+      svg.style.height = `${flexContainer.scrollHeight}px`;
+
+      rounds.forEach((round, roundIndex) => {
+        if (roundIndex === rounds.length - 1) return;
+
+        const nextRound = rounds[roundIndex + 1];
+
+        round.forEach((match, matchIndex) => {
+          if (match.bye) return;
+
+          const matchElement = container.querySelector(`[data-match-lid="${match.lid}"]`) as HTMLElement;
+          if (!matchElement) return;
+
+          const nextMatches = nextRound.filter(nextMatch =>
+            !nextMatch.bye && (
+              orders[nextMatch.home_from_lid] === match.order ||
+              orders[nextMatch.away_from_lid] === match.order
             )
-          )}
-        </Flex>
-      ))}
-    </Flex>
+          );
+
+          nextMatches.forEach(nextMatch => {
+            const nextMatchElement = container.querySelector(`[data-match-lid="${nextMatch.lid}"]`) as HTMLElement;
+            if (!nextMatchElement) return;
+
+            const matchRect = matchElement.getBoundingClientRect();
+            const nextMatchRect = nextMatchElement.getBoundingClientRect();
+
+            const startX = matchRect.right - flexRect.left;
+            const startY = matchRect.top + matchRect.height / 2 - flexRect.top;
+            const endX = nextMatchRect.left - flexRect.left;
+            const endY = nextMatchRect.top + nextMatchRect.height / 2 - flexRect.top;
+
+            const midX = startX + (endX - startX) * 0.5;
+
+            const path = document.createElementNS('http://www.w3.org/2000/svg', 'path');
+            const pathData = `M ${startX} ${startY} L ${midX} ${startY} L ${midX} ${endY} L ${endX} ${endY}`;
+
+            path.setAttribute('d', pathData);
+            path.setAttribute('stroke', 'var(--mantine-color-default-border)');
+            path.setAttribute('stroke-width', '2');
+            path.setAttribute('fill', 'none');
+            path.setAttribute('stroke-linecap', 'round');
+            path.setAttribute('stroke-linejoin', 'round');
+
+            svg.appendChild(path);
+          });
+        });
+      });
+    };
+
+    updateConnectorLines();
+
+    const handleUpdate = () => {
+      requestAnimationFrame(updateConnectorLines);
+    };
+
+    const scrollContainer = containerRef.current?.closest('.mantine-ScrollArea-viewport');
+    scrollContainer?.addEventListener('scroll', handleUpdate);
+    window.addEventListener('resize', handleUpdate);
+
+    return () => {
+      scrollContainer?.removeEventListener('scroll', handleUpdate);
+      window.removeEventListener('resize', handleUpdate);
+    };
+  }, [rounds, orders]);
+
+  return (
+    <Box pos="relative" ref={containerRef}>
+      <svg
+        ref={svgRef}
+        style={{
+          position: 'absolute',
+          top: 0,
+          left: 0,
+          width: '100%',
+          height: '100%',
+          pointerEvents: 'none',
+          zIndex: 0,
+        }}
+      />
+      <Flex direction="row" gap={24} justify="left" pos="relative" style={{ zIndex: 1 }} className="bracket-flex-container">
+        {rounds.map((round, roundIndex) => (
+          <Flex
+            key={roundIndex}
+            direction="column"
+            align="center"
+            pos="relative"
+            gap={24}
+            justify="space-around"
+            p={24}
+          >
+            {round.map((match) =>
+              match.bye ? (
+                <div key={match.lid}></div>
+              ) : (
+                <div key={match.lid}>
+                  <MatchCard
+                    match={match}
+                    orders={orders}
+                    showControls={showControls}
+                  />
+                </div>
+              )
+            )}
+          </Flex>
+        ))}
+      </Flex>
+    </Box>
   );
 };