import { test } from 'node:test';
import assert from 'node:assert/strict';
import { getParam, resolveServers, type RemoteConfig } from '../../YouleNexus/assets/framework/config/remote-config.ts';
import type { ChannelIdentity } from '../../YouleNexus/assets/framework/config/identity.ts';

const ID: ChannelIdentity = { agentid: 'A', channelid: 'C', gameid: 'G', marketid: 2, version: 1 };

const CONFIG: RemoteConfig = {
  data: {
    player_server_tcp: '1.1.1.1:1000',       // 顶层默认
    agentlist: [{
      agentid: 'A',
      player_server_tcp: '2.2.2.2:2000',     // agent 级覆盖
      gamelist: [{
        gameid: 'G',
        channellist: [{
          channelid: 'C',
          player_server_tcp: '3.3.3.3:3000', // channel 级覆盖（最具体）
          visitor_server_tcp: '4.4.4.4:4000',
          marketlist: [{ marketid: 2 }],
        }],
      }],
    }],
  },
};

test('getParam：最具体层级胜出', () => {
  assert.equal(getParam(CONFIG, 'player_server_tcp', ID), '3.3.3.3:3000');
});

test('getParam：channel 未匹配时回退到 agent 级值', () => {
  const id2 = { ...ID, channelid: 'OTHER' };
  assert.equal(getParam(CONFIG, 'player_server_tcp', id2), '2.2.2.2:2000');
});

test('getParam：agent 未匹配时回退到顶层默认', () => {
  const id3 = { ...ID, agentid: 'NONE' };
  assert.equal(getParam(CONFIG, 'player_server_tcp', id3), '1.1.1.1:1000');
});

test('getParam：键不存在 → null', () => {
  assert.equal(getParam(CONFIG, 'not_a_key', ID), null);
});

test('getParam：无 data → null', () => {
  assert.equal(getParam({}, 'player_server_tcp', ID), null);
});

test('resolveServers：player 优先、visitor 回退，前缀 ws://', () => {
  assert.deepEqual(resolveServers(CONFIG, ID), ['ws://3.3.3.3:3000', 'ws://4.4.4.4:4000']);
});

test('resolveServers：已带 ws:// 不重复前缀；无地址 → 空数组', () => {
  const cfg: RemoteConfig = { data: { player_server_tcp: 'ws://9.9.9.9:9' } };
  assert.deepEqual(resolveServers(cfg, ID), ['ws://9.9.9.9:9']);
  assert.deepEqual(resolveServers({ data: {} }, ID), []);
});