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59 lines
1.2 KiB
TypeScript
59 lines
1.2 KiB
TypeScript
import { RedisClientDriver } from './redis/driver'
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import DebugFunc from 'debug'
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import { event } from '../event'
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const debug = DebugFunc('SystemConfig')
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interface SystemConfig{
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/**WebSocketJsonRpc的服务端token */
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WS_JSON_RPC_SERVER_TOKEN:string,
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}
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const config:SystemConfig = {
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WS_JSON_RPC_SERVER_TOKEN:'',
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}
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async function sync (client:RedisClientDriver,name:keyof SystemConfig,desc:string) {
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const val = await client.hget('config',name)
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if(!val) {
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const msg = `缺少系统配置项：${desc} [ ${name} ]`
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throw new Error(msg)
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}
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config[name] = val
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}
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function sync_error_handle (error:Error) {
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debug(error.message)
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return Promise.reject(error)
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}
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async function prepare (client:RedisClientDriver):Promise<void> {
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await sync(client,'WS_JSON_RPC_SERVER_TOKEN','rpc密钥').catch(sync_error_handle)
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}
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event.on('redis-all-connected',async ()=>{
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const client = RedisClientDriver.getClient('normal')!
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await prepare(client)
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event.emit('system-config-sync-complete')
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debug('系统配置完成',config)
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})
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export default class {
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static all ():SystemConfig {
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return Object.freeze(
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Object.assign({},config)
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)
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}
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static get (name:keyof SystemConfig):string {
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return this.all()[name] || ''
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}
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} |