Initial scaffold: Expo SDK 56, expo-router, expo-sqlite, NativeWind

hooks/useIncidents.ts

@@ -0,0 +1,45 @@
+import { useState, useCallback } from "react";
+import {
+  getIncidents,
+  createIncident,
+  updateIncident,
+  deleteIncident,
+} from "@/lib/db";
+import type { Incident, IncidentDraft } from "@/types/incident";
+
+export function useIncidents() {
+  const [incidents, setIncidents] = useState<Incident[]>([]);
+  const [loading, setLoading] = useState(false);
+
+  const refresh = useCallback(async (limit = 10) => {
+    setLoading(true);
+    const data = await getIncidents(limit);
+    setIncidents(data);
+    setLoading(false);
+  }, []);
+
+  const add = useCallback(async (draft: IncidentDraft) => {
+    const created = await createIncident(draft);
+    setIncidents((prev) => [created, ...prev]);
+    return created;
+  }, []);
+
+  const update = useCallback(
+    async (id: string, updates: Partial<IncidentDraft>) => {
+      await updateIncident(id, updates);
+      setIncidents((prev) =>
+        prev.map((inc) =>
+          inc.id === id ? { ...inc, ...updates, updatedAt: new Date().toISOString() } : inc
+        )
+      );
+    },
+    []
+  );
+
+  const remove = useCallback(async (id: string) => {
+    await deleteIncident(id);
+    setIncidents((prev) => prev.filter((inc) => inc.id !== id));
+  }, []);
+
+  return { incidents, loading, refresh, add, update, remove };
+}