@mytec: iter6 ready for test

frontend/src/store/sites.ts

@@ -24,6 +24,9 @@ interface SitesState {
   togglePlacingMode: () => void;
   setPlacingMode: (val: boolean) => void;
 
+  // Multi-sector
+  cloneSiteAsSectors: (siteId: string, sectorCount: 2 | 3) => Promise<void>;
+
   // Batch operations
   toggleSiteSelection: (siteId: string) => void;
   selectAllSites: () => void;
@@ -106,6 +109,38 @@ export const useSitesStore = create<SitesState>((set, get) => ({
   togglePlacingMode: () => set((s) => ({ isPlacingMode: !s.isPlacingMode })),
   setPlacingMode: (val: boolean) => set({ isPlacingMode: val }),
 
+  // Multi-sector: clone a site into 2 or 3 co-located sector sites
+  cloneSiteAsSectors: async (siteId: string, sectorCount: 2 | 3) => {
+    const source = get().sites.find((s) => s.id === siteId);
+    if (!source) return;
+
+    const spacing = 360 / sectorCount;
+    const addSite = get().addSite;
+
+    for (let i = 0; i < sectorCount; i++) {
+      const azimuth = Math.round(i * spacing) % 360;
+      const label = sectorCount === 2
+        ? ['Alpha', 'Beta'][i]
+        : ['Alpha', 'Beta', 'Gamma'][i];
+
+      await addSite({
+        name: `${source.name}-${label}`,
+        lat: source.lat,
+        lon: source.lon,
+        height: source.height,
+        power: source.power,
+        gain: source.gain >= 15 ? source.gain : 18, // sector gain default
+        frequency: source.frequency,
+        antennaType: 'sector',
+        azimuth,
+        beamwidth: sectorCount === 2 ? 90 : 65,
+        color: '',
+        visible: true,
+        notes: `Sector ${i + 1} (${label}) of ${source.name}`,
+      });
+    }
+  },
+
   // Batch operations
   toggleSiteSelection: (siteId: string) => {
     set((state) => {