{
  "version": 3,
  "sources": ["../../server/loginserver.ts"],
  "sourcesContent": ["/**\n * Login server abstraction layer\n * Pokemon Showdown - http://pokemonshowdown.com/\n *\n * This file handles communicating with the login server.\n *\n * @license MIT\n */\n\nconst LOGIN_SERVER_TIMEOUT = 30000;\nconst LOGIN_SERVER_BATCH_TIME = 1000;\n\nimport { Net, FS } from '../lib';\n\n/**\n * A custom error type used when requests to the login server take too long.\n */\nclass TimeoutError extends Error {}\nTimeoutError.prototype.name = TimeoutError.name;\n\nfunction parseJSON(json: string) {\n\tif (json.startsWith(']')) json = json.substr(1);\n\tconst data: { error: string | null, json: any[] | null } = { error: null, json: null };\n\ttry {\n\t\tdata.json = JSON.parse(json);\n\t} catch (err: any) {\n\t\tdata.error = err.message;\n\t}\n\treturn data;\n}\n\ntype LoginServerResponse = [AnyObject, null] | [null, Error];\n\nclass LoginServerInstance {\n\treadonly uri: string;\n\trequestQueue: [AnyObject, (val: LoginServerResponse) => void][];\n\trequestTimer: NodeJS.Timeout | null;\n\trequestLog: string;\n\tlastRequest: number;\n\topenRequests: number;\n\tdisabled: false;\n\t[key: `${string}Server`]: LoginServerInstance | undefined;\n\n\tconstructor() {\n\t\tthis.uri = Config.loginserver;\n\t\tthis.requestQueue = [];\n\t\tthis.requestTimer = null;\n\t\tthis.requestLog = '';\n\t\tthis.lastRequest = 0;\n\t\tthis.openRequests = 0;\n\t\tthis.disabled = false;\n\t}\n\n\tasync instantRequest(action: string, data: AnyObject | null = null): Promise<LoginServerResponse> {\n\t\tif (this.openRequests > 5) {\n\t\t\treturn Promise.resolve(\n\t\t\t\t[null, new RangeError(\"Request overflow\")]\n\t\t\t);\n\t\t}\n\t\tthis.openRequests++;\n\n\t\ttry {\n\t\t\tconst request = Net(this.uri);\n\t\t\tconst buffer = await request.get({\n\t\t\t\tquery: {\n\t\t\t\t\t...data,\n\t\t\t\t\tact: action,\n\t\t\t\t\tserverid: Config.serverid,\n\t\t\t\t\tservertoken: Config.servertoken,\n\t\t\t\t\tnocache: new Date().getTime(),\n\t\t\t\t},\n\t\t\t});\n\t\t\tconst json = parseJSON(buffer);\n\t\t\tthis.openRequests--;\n\t\t\tif (json.error) {\n\t\t\t\treturn [null, new Error(json.error)];\n\t\t\t}\n\t\t\tthis.openRequests--;\n\t\t\treturn [json.json!, null];\n\t\t} catch (error: any) {\n\t\t\tthis.openRequests--;\n\t\t\treturn [null, error];\n\t\t}\n\t}\n\n\trequest(action: string, data: AnyObject | null = null): Promise<LoginServerResponse> {\n\t\tif (this.disabled) {\n\t\t\treturn Promise.resolve(\n\t\t\t\t[null, new Error(`Login server connection disabled.`)]\n\t\t\t);\n\t\t}\n\n\t\t// ladderupdate and mmr are the most common actions\n\t\t// prepreplay is also common\n\t\tif (this[`${action}Server`]) {\n\t\t\treturn this[`${action}Server`]!.request(action, data);\n\t\t}\n\n\t\tconst actionData = data || {};\n\t\tactionData.act = action;\n\t\treturn new Promise(resolve => {\n\t\t\tthis.requestQueue.push([actionData, resolve]);\n\t\t\tthis.requestTimerPoke();\n\t\t});\n\t}\n\trequestTimerPoke() {\n\t\t// \"poke\" the request timer, i.e. make sure it knows it should make\n\t\t// a request soon\n\n\t\t// if we already have it going or the request queue is empty no need to do anything\n\t\tif (this.openRequests || this.requestTimer || !this.requestQueue.length) return;\n\n\t\tthis.requestTimer = setTimeout(() => void this.makeRequests(), LOGIN_SERVER_BATCH_TIME);\n\t}\n\tasync makeRequests() {\n\t\tthis.requestTimer = null;\n\t\tconst requests = this.requestQueue;\n\t\tthis.requestQueue = [];\n\n\t\tif (!requests.length) return;\n\n\t\tconst resolvers: ((val: LoginServerResponse) => void)[] = [];\n\t\tconst dataList = [];\n\t\tfor (const [data, resolve] of requests) {\n\t\t\tresolvers.push(resolve);\n\t\t\tdataList.push(data);\n\t\t}\n\n\t\tthis.requestStart(requests.length);\n\n\t\ttry {\n\t\t\tconst request = Net(`${this.uri}action.php`);\n\t\t\tlet buffer = await request.post({\n\t\t\t\tbody: {\n\t\t\t\t\tserverid: Config.serverid,\n\t\t\t\t\tservertoken: Config.servertoken,\n\t\t\t\t\tnocache: new Date().getTime(),\n\t\t\t\t\tjson: JSON.stringify(dataList),\n\t\t\t\t},\n\t\t\t\ttimeout: LOGIN_SERVER_TIMEOUT,\n\t\t\t});\n\t\t\t// console.log('RESPONSE: ' + buffer);\n\t\t\tconst data = parseJSON(buffer).json;\n\t\t\tif (buffer.startsWith(`[{\"actionsuccess\":true,`)) {\n\t\t\t\tbuffer = 'stream interrupt';\n\t\t\t}\n\t\t\tif (!data) {\n\t\t\t\tif (buffer.includes('<')) buffer = 'invalid response';\n\t\t\t\tthrow new Error(buffer);\n\t\t\t}\n\t\t\tfor (const [i, resolve] of resolvers.entries()) {\n\t\t\t\tresolve([data[i], null]);\n\t\t\t}\n\n\t\t\tthis.requestEnd();\n\t\t} catch (error: any) {\n\t\t\tfor (const resolve of resolvers) {\n\t\t\t\tresolve([null, error]);\n\t\t\t}\n\t\t\tthis.requestEnd(error);\n\t\t}\n\t}\n\trequestStart(size: number) {\n\t\tthis.lastRequest = Date.now();\n\t\tthis.requestLog += ` | ${size} rqs: `;\n\t\tthis.openRequests++;\n\t}\n\trequestEnd(error?: Error) {\n\t\tthis.openRequests = 0;\n\t\tif (error && error instanceof TimeoutError) {\n\t\t\tthis.requestLog += 'TIMEOUT';\n\t\t} else {\n\t\t\tthis.requestLog += `${(Date.now() - this.lastRequest) / 1000}s`;\n\t\t}\n\t\tthis.requestLog = this.requestLog.substr(-1000);\n\t\tthis.requestTimerPoke();\n\t}\n\tgetLog() {\n\t\tif (!this.lastRequest) return this.requestLog;\n\t\treturn `${this.requestLog} (${Chat.toDurationString(Date.now() - this.lastRequest)} since last request)`;\n\t}\n}\n\nexport const LoginServer = Object.assign(new LoginServerInstance(), {\n\tTimeoutError,\n\n\tladderupdateServer: new LoginServerInstance(),\n\tprepreplayServer: new LoginServerInstance(),\n});\n\nFS('./config/custom.css').onModify(() => {\n\tvoid LoginServer.request('invalidatecss');\n});\nif (!Config.nofswriting) {\n\tvoid LoginServer.request('invalidatecss');\n}\n"],
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