by codex: feat. General Improvements

app/(tabs)/claude.tsx

@@ -14,8 +14,11 @@ import { MaterialIcons } from "@expo/vector-icons";
 import { useClaudeUsage } from "@/hooks/useClaudeUsage";
 import { UsageStat } from "@/components/UsageStat";
 import { ErrorMessage } from "@/components/ErrorMessage";
+import { LastUpdated } from "@/components/LastUpdated";
+import { ScreenErrorBoundary } from "@/components/ScreenErrorBoundary";
+import { COLORS } from "@/lib/constants";
 
-export default function ClaudeTab() {
+function ClaudeTabContent() {
   const {
     auth,
     pendingKey,
@@ -23,15 +26,16 @@ export default function ClaudeTab() {
     pendingOrg,
     setPendingOrg,
     usage,
+    lastFetchedAt,
     status,
     error,
+    keyValidationError,
+    canSaveKey,
     saveKey,
     refresh,
     clearKey,
   } = useClaudeUsage();
 
-  const canSave = pendingKey.trim().startsWith("sk-ant-");
-
   return (
     <SafeAreaView
       className="flex-1 bg-neutral-50 dark:bg-neutral-950"
@@ -49,7 +53,7 @@ export default function ClaudeTab() {
             <RefreshControl
               refreshing={status === "loading"}
               onRefresh={refresh}
-              tintColor="#d97706"
+              tintColor={COLORS.claude}
             />
           }
         >
@@ -57,9 +61,9 @@ export default function ClaudeTab() {
           <View className="flex-row items-center gap-x-3 py-5">
             <View
               className="w-9 h-9 rounded-xl items-center justify-center"
-              style={{ backgroundColor: "#d9770622" }}
+              style={{ backgroundColor: `${COLORS.claude}22` }}
             >
-              <MaterialIcons name="psychology" size={18} color="#d97706" />
+              <MaterialIcons name="psychology" size={18} color={COLORS.claude} />
             </View>
             <View>
               <Text className="text-xl font-bold text-neutral-900 dark:text-white tracking-tight">
@@ -111,6 +115,11 @@ export default function ClaudeTab() {
                   secureTextEntry
                   className="border border-neutral-200 dark:border-neutral-700 rounded-xl px-3 py-3 text-sm text-neutral-900 dark:text-white bg-white dark:bg-neutral-800 mb-2"
                 />
+                {keyValidationError && (
+                  <Text selectable className="mb-2 text-xs text-red-500">
+                    {keyValidationError}
+                  </Text>
+                )}
                 <TextInput
                   value={pendingOrg}
                   onChangeText={setPendingOrg}
@@ -122,13 +131,15 @@ export default function ClaudeTab() {
                 />
                 <TouchableOpacity
                   onPress={saveKey}
-                  disabled={!canSave}
+                  disabled={!canSaveKey}
                   className="py-3.5 px-4 rounded-xl items-center"
-                  style={{ backgroundColor: canSave ? "#d97706" : "#e5e5e5" }}
+                  style={{
+                    backgroundColor: canSaveKey ? COLORS.claude : COLORS.disabled,
+                  }}
                 >
                   <Text
                     className="font-semibold text-sm"
-                    style={{ color: canSave ? "white" : "#a3a3a3" }}
+                    style={{ color: canSaveKey ? "white" : COLORS.muted }}
                   >
                     Save Session Key
                   </Text>
@@ -162,11 +173,11 @@ export default function ClaudeTab() {
                 </Text>
               </View>
             )}
-            {status === "loading" && (
-              <ActivityIndicator color="#d97706" style={{ marginVertical: 24 }} />
+            {status === "loading" && !usage && (
+              <ActivityIndicator color={COLORS.claude} style={{ marginVertical: 24 }} />
             )}
             {status === "error" && error && <ErrorMessage message={error} />}
-            {status === "success" && usage && (
+            {usage && (
               <View>
                 <UsageStat
                   label="5-hour window"
@@ -198,6 +209,9 @@ export default function ClaudeTab() {
                     )}
                   </View>
                 )}
+                <View className="mt-4 border-t border-neutral-100 pt-3 dark:border-neutral-800">
+                  <LastUpdated timestamp={lastFetchedAt} />
+                </View>
               </View>
             )}
           </View>
@@ -206,3 +220,11 @@ export default function ClaudeTab() {
     </SafeAreaView>
   );
 }
+
+export default function ClaudeTab() {
+  return (
+    <ScreenErrorBoundary screenName="Claude">
+      <ClaudeTabContent />
+    </ScreenErrorBoundary>
+  );
+}