refactor(health): share channel line styling

src/terminal/health-style.ts

@@ -0,0 +1,43 @@
+import { theme } from "./theme.js";
+
+export function styleHealthChannelLine(line: string, rich: boolean): string {
+  if (!rich) {
+    return line;
+  }
+
+  const colon = line.indexOf(":");
+  if (colon === -1) {
+    return line;
+  }
+
+  const label = line.slice(0, colon + 1);
+  const detail = line.slice(colon + 1).trimStart();
+  const normalized = detail.toLowerCase();
+
+  const applyPrefix = (prefix: string, color: (value: string) => string) =>
+    `${label} ${color(detail.slice(0, prefix.length))}${detail.slice(prefix.length)}`;
+
+  if (normalized.startsWith("failed")) {
+    return applyPrefix("failed", theme.error);
+  }
+  if (normalized.startsWith("ok")) {
+    return applyPrefix("ok", theme.success);
+  }
+  if (normalized.startsWith("linked")) {
+    return applyPrefix("linked", theme.success);
+  }
+  if (normalized.startsWith("configured")) {
+    return applyPrefix("configured", theme.success);
+  }
+  if (normalized.startsWith("not linked")) {
+    return applyPrefix("not linked", theme.warn);
+  }
+  if (normalized.startsWith("not configured")) {
+    return applyPrefix("not configured", theme.muted);
+  }
+  if (normalized.startsWith("unknown")) {
+    return applyPrefix("unknown", theme.warn);
+  }
+
+  return line;
+}