import { describe, expect, it } from 'vitest';
import { parseServerName, T5_MAP_ALIASES } from '../../src/lib/server/fleet/map-aliases.js';

describe('parseServerName', () => {
    it('extracts game, map alias, canonical map, and lobby from a T5 server name', () => {
        expect(parseServerName('t5_ascension_1')).toEqual({
            game: 't5',
            mapAlias: 'ascension',
            mapCanonical: 'zombie_cosmodrome',
            lobby: 1
        });
        expect(parseServerName('t5_kino_1')).toEqual({
            game: 't5',
            mapAlias: 'kino',
            mapCanonical: 'zombie_theater',
            lobby: 1
        });
        expect(parseServerName('t5_cotd_1')).toEqual({
            game: 't5',
            mapAlias: 'cotd',
            mapCanonical: 'zombie_coast',
            lobby: 1
        });
    });

    it('joins multi-segment map aliases and matches the alias table', () => {
        expect(parseServerName('t5_shi_no_numa_1')).toEqual({
            game: 't5',
            mapAlias: 'shinonuma',
            mapCanonical: 'zombie_cod5_sumpf',
            lobby: 1
        });
        expect(parseServerName('t5_der_riese_2')).toEqual({
            game: 't5',
            mapAlias: 'derriese',
            mapCanonical: 'zombie_cod5_factory',
            lobby: 2
        });
    });

    it('treats a name with no trailing lobby number as an alias-only tail', () => {
        expect(parseServerName('t5_moon')).toEqual({
            game: 't5',
            mapAlias: 'moon',
            mapCanonical: 'zombie_moon',
            lobby: null
        });
    });

    it('returns mapCanonical=null for unknown aliases so operators can spot the gap', () => {
        expect(parseServerName('t5_newmap_1')).toEqual({
            game: 't5',
            mapAlias: 'newmap',
            mapCanonical: null,
            lobby: 1
        });
    });

    it('rejects names with fewer than two segments', () => {
        expect(parseServerName('t5')).toBeNull();
        expect(parseServerName('')).toBeNull();
    });

    it('every alias in T5_MAP_ALIASES resolves to a zombie_* canonical mapname', () => {
        for (const canonical of Object.values(T5_MAP_ALIASES)) {
            expect(canonical.startsWith('zombie')).toBe(true);
        }
    });
});