Carve out some dead code

frontend/src/test/radioPresets.test.ts

@@ -1,80 +1,7 @@
 import { describe, it, expect } from 'vitest';
-import { RADIO_PRESETS, detectPreset, findPreset } from '../utils/radioPresets';
+import { RADIO_PRESETS } from '../utils/radioPresets';
 
 describe('Radio Presets', () => {
-  describe('detectPreset', () => {
-    it('detects USA/Canada preset', () => {
-      expect(detectPreset(910.525, 62.5, 7, 5)).toBe('USA/Canada');
-    });
-
-    it('detects Australia preset', () => {
-      expect(detectPreset(915.8, 250, 10, 5)).toBe('Australia');
-    });
-
-    it('detects Australia (narrow) preset', () => {
-      expect(detectPreset(916.575, 62.5, 7, 8)).toBe('Australia (narrow)');
-    });
-
-    it('detects EU/UK/Switzerland Long Range preset', () => {
-      expect(detectPreset(869.525, 250, 11, 5)).toBe('EU/UK/Switzerland Long Range');
-    });
-
-    it('detects EU/UK/Switzerland Medium Range preset', () => {
-      expect(detectPreset(869.525, 250, 10, 5)).toBe('EU/UK/Switzerland Medium Range');
-    });
-
-    it('detects EU/UK/Switzerland Narrow preset', () => {
-      expect(detectPreset(869.618, 62.5, 8, 8)).toBe('EU/UK/Switzerland Narrow');
-    });
-
-    it('returns custom for non-matching values', () => {
-      expect(detectPreset(900, 250, 10, 5)).toBe('custom');
-    });
-
-    it('returns custom when one value differs', () => {
-      // Same as USA/Canada but with different SF
-      expect(detectPreset(910.525, 62.5, 8, 5)).toBe('custom');
-    });
-
-    it('returns custom when bandwidth differs', () => {
-      // Same as USA/Canada but with different BW
-      expect(detectPreset(910.525, 125, 7, 5)).toBe('custom');
-    });
-
-    it('returns custom when coding rate differs', () => {
-      // Same as USA/Canada but with different CR
-      expect(detectPreset(910.525, 62.5, 7, 6)).toBe('custom');
-    });
-  });
-
-  describe('findPreset', () => {
-    it('finds preset by exact name', () => {
-      const preset = findPreset('USA/Canada');
-      expect(preset).toBeDefined();
-      expect(preset?.freq).toBe(910.525);
-      expect(preset?.bw).toBe(62.5);
-      expect(preset?.sf).toBe(7);
-      expect(preset?.cr).toBe(5);
-    });
-
-    it('returns undefined for unknown preset', () => {
-      expect(findPreset('Unknown Preset')).toBeUndefined();
-    });
-
-    it('returns undefined for custom', () => {
-      expect(findPreset('custom')).toBeUndefined();
-    });
-  });
-
-  describe('preset round-trip', () => {
-    it('all presets can be detected after being applied', () => {
-      for (const preset of RADIO_PRESETS) {
-        const detected = detectPreset(preset.freq, preset.bw, preset.sf, preset.cr);
-        expect(detected).toBe(preset.name);
-      }
-    });
-  });
-
   describe('preset values are valid LoRa parameters', () => {
     it('all frequencies are in valid ISM bands', () => {
       for (const preset of RADIO_PRESETS) {

frontend/src/utils/radioPresets.ts

@@ -25,17 +25,3 @@ export const RADIO_PRESETS: RadioPreset[] = [
   { name: 'Vietnam', freq: 920.25, bw: 250, sf: 11, cr: 5 },
 ];
 
-/** Detect which preset matches the given radio parameters, or 'custom' if none match. */
-export function detectPreset(freq: number, bw: number, sf: number, cr: number): string {
-  for (const preset of RADIO_PRESETS) {
-    if (preset.freq === freq && preset.bw === bw && preset.sf === sf && preset.cr === cr) {
-      return preset.name;
-    }
-  }
-  return 'custom';
-}
-
-/** Find a preset by exact name. */
-export function findPreset(name: string): RadioPreset | undefined {
-  return RADIO_PRESETS.find((p) => p.name === name);
-}

frontend/src/utils/visualizerUtils.ts

@@ -210,21 +210,6 @@ export function getLinkId<
   };
 }
 
-export function findContactByPrefix(prefix: string, contacts: Contact[]): Contact | null {
-  const normalized = prefix.toLowerCase();
-  const matches = contacts.filter((c) => c.public_key.toLowerCase().startsWith(normalized));
-  return matches.length === 1 ? matches[0] : null;
-}
-
-export function findContactsByPrefix(prefix: string, contacts: Contact[]): Contact[] {
-  const normalized = prefix.toLowerCase();
-  return contacts.filter((c) => c.public_key.toLowerCase().startsWith(normalized));
-}
-
-export function findContactByName(name: string, contacts: Contact[]): Contact | null {
-  return contacts.find((c) => c.name === name) || null;
-}
-
 export function getNodeType(contact: Contact | null | undefined): NodeType {
   return contact?.type === CONTACT_TYPE_REPEATER ? 'repeater' : 'client';
 }