From d0ff8c341e9f95543080a165ad2ea49520df1c49 Mon Sep 17 00:00:00 2001
From: Peter Steinberger <steipete@gmail.com>
Date: Sun, 15 Feb 2026 01:35:32 +0000
Subject: [PATCH] refactor(usage): share claude window builder

---
 src/infra/provider-usage.fetch.claude.ts | 82 +++++++++---------------
 1 file changed, 32 insertions(+), 50 deletions(-)

diff --git a/src/infra/provider-usage.fetch.claude.ts b/src/infra/provider-usage.fetch.claude.ts
index e0d0b67e43f..73e8803674a 100644
--- a/src/infra/provider-usage.fetch.claude.ts
+++ b/src/infra/provider-usage.fetch.claude.ts
@@ -16,6 +16,36 @@ type ClaudeWebOrganizationsResponse = Array<{
 
 type ClaudeWebUsageResponse = ClaudeUsageResponse;
 
+function buildClaudeUsageWindows(data: ClaudeUsageResponse): UsageWindow[] {
+  const windows: UsageWindow[] = [];
+
+  if (data.five_hour?.utilization !== undefined) {
+    windows.push({
+      label: "5h",
+      usedPercent: clampPercent(data.five_hour.utilization),
+      resetAt: data.five_hour.resets_at ? new Date(data.five_hour.resets_at).getTime() : undefined,
+    });
+  }
+
+  if (data.seven_day?.utilization !== undefined) {
+    windows.push({
+      label: "Week",
+      usedPercent: clampPercent(data.seven_day.utilization),
+      resetAt: data.seven_day.resets_at ? new Date(data.seven_day.resets_at).getTime() : undefined,
+    });
+  }
+
+  const modelWindow = data.seven_day_sonnet || data.seven_day_opus;
+  if (modelWindow?.utilization !== undefined) {
+    windows.push({
+      label: data.seven_day_sonnet ? "Sonnet" : "Opus",
+      usedPercent: clampPercent(modelWindow.utilization),
+    });
+  }
+
+  return windows;
+}
+
 function resolveClaudeWebSessionKey(): string | undefined {
   const direct =
     process.env.CLAUDE_AI_SESSION_KEY?.trim() ?? process.env.CLAUDE_WEB_SESSION_KEY?.trim();
@@ -70,31 +100,7 @@ async function fetchClaudeWebUsage(
   }
 
   const data = (await usageRes.json()) as ClaudeWebUsageResponse;
-  const windows: UsageWindow[] = [];
-
-  if (data.five_hour?.utilization !== undefined) {
-    windows.push({
-      label: "5h",
-      usedPercent: clampPercent(data.five_hour.utilization),
-      resetAt: data.five_hour.resets_at ? new Date(data.five_hour.resets_at).getTime() : undefined,
-    });
-  }
-
-  if (data.seven_day?.utilization !== undefined) {
-    windows.push({
-      label: "Week",
-      usedPercent: clampPercent(data.seven_day.utilization),
-      resetAt: data.seven_day.resets_at ? new Date(data.seven_day.resets_at).getTime() : undefined,
-    });
-  }
-
-  const modelWindow = data.seven_day_sonnet || data.seven_day_opus;
-  if (modelWindow?.utilization !== undefined) {
-    windows.push({
-      label: data.seven_day_sonnet ? "Sonnet" : "Opus",
-      usedPercent: clampPercent(modelWindow.utilization),
-    });
-  }
+  const windows = buildClaudeUsageWindows(data);
 
   if (windows.length === 0) {
     return null;
@@ -163,31 +169,7 @@ export async function fetchClaudeUsage(
   }
 
   const data = (await res.json()) as ClaudeUsageResponse;
-  const windows: UsageWindow[] = [];
-
-  if (data.five_hour?.utilization !== undefined) {
-    windows.push({
-      label: "5h",
-      usedPercent: clampPercent(data.five_hour.utilization),
-      resetAt: data.five_hour.resets_at ? new Date(data.five_hour.resets_at).getTime() : undefined,
-    });
-  }
-
-  if (data.seven_day?.utilization !== undefined) {
-    windows.push({
-      label: "Week",
-      usedPercent: clampPercent(data.seven_day.utilization),
-      resetAt: data.seven_day.resets_at ? new Date(data.seven_day.resets_at).getTime() : undefined,
-    });
-  }
-
-  const modelWindow = data.seven_day_sonnet || data.seven_day_opus;
-  if (modelWindow?.utilization !== undefined) {
-    windows.push({
-      label: data.seven_day_sonnet ? "Sonnet" : "Opus",
-      usedPercent: clampPercent(modelWindow.utilization),
-    });
-  }
+  const windows = buildClaudeUsageWindows(data);
 
   return {
     provider: "anthropic",