mymusics

retro MySpace-style music player
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ports.ts (1210B)

      1 /**
      2  * Predefined port pools for API and Vite dev server.
      3  * Override with PORT / VITE_DEV_PORT, or pick a slot with PORT_INDEX (and optional VITE_PORT_INDEX).
      4  */
      5 
      6 export const PREDEFINED_API_PORTS = [38471, 41892, 45203, 47741] as const;
      7 export const PREDEFINED_DEV_WEB_PORTS = [38472, 41893, 45204, 47742] as const;
      8 
      9 function clampIndex(i: number, len: number): number {
     10   if (!Number.isFinite(i) || i < 0) return 0;
     11   if (i >= len) return len - 1;
     12   return Math.floor(i);
     13 }
     14 
     15 export function resolveApiPort(env: NodeJS.ProcessEnv): number {
     16   const explicit = env.PORT?.trim();
     17   if (explicit) {
     18     const n = Number(explicit);
     19     if (Number.isFinite(n) && n > 0 && n < 65536) return n;
     20   }
     21   const idx = clampIndex(Number(env.PORT_INDEX), PREDEFINED_API_PORTS.length);
     22   return PREDEFINED_API_PORTS[idx]!;
     23 }
     24 
     25 export function resolveDevWebPort(env: NodeJS.ProcessEnv): number {
     26   const explicit = env.VITE_DEV_PORT?.trim();
     27   if (explicit) {
     28     const n = Number(explicit);
     29     if (Number.isFinite(n) && n > 0 && n < 65536) return n;
     30   }
     31   const raw = env.VITE_PORT_INDEX ?? env.PORT_INDEX;
     32   const idx = clampIndex(Number(raw), PREDEFINED_DEV_WEB_PORTS.length);
     33   return PREDEFINED_DEV_WEB_PORTS[idx]!;
     34 }