From 9d2fd50fbc764308b1ebad8a43fa0556e77b9937 Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Mon, 7 Jul 2025 23:21:06 +0200
Subject: refactor: centralize track colors and timeline constants

---
 apps/web/src/lib/timeline-constants.ts | 48 ++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 apps/web/src/lib/timeline-constants.ts

(limited to 'apps/web/src/lib')

diff --git a/apps/web/src/lib/timeline-constants.ts b/apps/web/src/lib/timeline-constants.ts
new file mode 100644
index 00000000..fbbfe081
--- /dev/null
+++ b/apps/web/src/lib/timeline-constants.ts
@@ -0,0 +1,48 @@
+import type { TrackType } from "@/types/timeline";
+
+// Track color definitions
+export const TRACK_COLORS = {
+  media: {
+    solid: "bg-blue-500",
+    background: "bg-blue-500/20",
+    border: "border-blue-500/30",
+  },
+  text: {
+    solid: "bg-purple-500",
+    background: "bg-purple-500/20",
+    border: "border-purple-500/30",
+  },
+  audio: {
+    solid: "bg-green-500",
+    background: "bg-green-500/20",
+    border: "border-green-500/30",
+  },
+  default: {
+    solid: "bg-gray-500",
+    background: "bg-gray-500/20",
+    border: "border-gray-500/30",
+  },
+} as const;
+
+// Utility functions
+export function getTrackColors(type: TrackType) {
+  return TRACK_COLORS[type] || TRACK_COLORS.default;
+}
+
+export function getTrackElementClasses(type: TrackType) {
+  const colors = getTrackColors(type);
+  return `${colors.background} ${colors.border}`;
+}
+
+export function getTrackLabelColor(type: TrackType) {
+  return getTrackColors(type).solid;
+}
+
+// Other timeline constants
+export const TIMELINE_CONSTANTS = {
+  ELEMENT_MIN_WIDTH: 80,
+  PIXELS_PER_SECOND: 50,
+  TRACK_HEIGHT: 60,
+  DEFAULT_TEXT_DURATION: 5,
+  ZOOM_LEVELS: [0.25, 0.5, 1, 1.5, 2, 3, 4],
+} as const;
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