File size: 4,245 Bytes
0bfe2e3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
import winston from 'winston';
import moment from 'moment-timezone';
import { Env } from './env';

// Map log levels to their full names
const levelMap: { [key: string]: string } = {
  error: 'ERROR',
  warn: 'WARNING',
  info: 'INFO',
  debug: 'DEBUG',
  verbose: 'VERBOSE',
  silly: 'SILLY',
  http: 'HTTP',
};

const moduleMap: { [key: string]: string } = {
  startup: '๐Ÿš€  STARTUP',
  server: '๐ŸŒ  SERVER',
  wrappers: '๐Ÿ“ฆ  WRAPPERS',
  crypto: '๐Ÿ”’  CRYPTO',
  core: 'โšก  CORE',
  parser: '๐Ÿ”  PARSER',
  mediaflow: '๐ŸŒŠ  MEDIAFLOW',
  stremthru: 'โœจ  STREMTHRU',
  cache: '๐Ÿ—„๏ธ  CACHE',
  regex: '๐Ÿ…ฐ๏ธ  REGEX',
  database: '๐Ÿ—ƒ๏ธ  DATABASE',
  users: '๐Ÿ‘ค  USERS',
  http: '๐ŸŒ  HTTP',
  proxy: '๐Ÿš€ PROXY',
  stremio: '๐ŸŽฅ STREMIO',
  deduplicator: '๐ŸŽฏ  DEDUPLICATOR',
  limiter: 'โš–๏ธ  LIMITER',
  filterer: '๐Ÿ—‘๏ธ  FILTERER',
  precomputer: '๐Ÿงฎ  PRECOMPUTER',
  sorter: '๐Ÿ“Š  SORTER',
  proxifier: '๐Ÿ”€  PROXIFIER',
  fetcher: '๐Ÿ”Ž  SCRAPER',
};

// Define colors for each log level using full names
const levelColors: { [key: string]: string } = {
  ERROR: 'red',
  WARNING: 'yellow',
  INFO: 'cyan',
  DEBUG: 'magenta',
  HTTP: 'green',
  VERBOSE: 'blue',
  SILLY: 'grey',
};

const emojiLevelMap: { [key: string]: string } = {
  error: 'โŒ',
  warn: 'โš ๏ธ ',
  info: '๐Ÿ”ต',
  debug: '๐Ÿž',
  verbose: '๐Ÿ”',
  silly: '๐Ÿคช',
  http: '๐ŸŒ',
};

// Calculate the maximum level name length for padding
const MAX_LEVEL_LENGTH = Math.max(
  ...Object.values(levelMap).map((level) => level.length)
);

// Apply colors to Winston
winston.addColors(levelColors);

export const createLogger = (module: string) => {
  const isJsonFormat = Env.LOG_FORMAT === 'json';
  const timezone = Env.LOG_TIMEZONE;

  const timestampFormat = winston.format((info) => {
    info.timestamp = moment().tz(timezone).format('YYYY-MM-DD HH:mm:ss.SSS z');
    return info;
  });

  return winston.createLogger({
    level: Env.LOG_LEVEL,
    format: isJsonFormat
      ? winston.format.combine(timestampFormat(), winston.format.json())
      : winston.format.combine(
          timestampFormat(),
          winston.format.printf(({ timestamp, level, message, ...rest }) => {
            const emoji = emojiLevelMap[level] || '';
            const formattedModule = moduleMap[module] || module;
            // Get full level name and pad it for centering
            const fullLevel = levelMap[level] || level.toUpperCase();
            const padding = Math.floor(
              (MAX_LEVEL_LENGTH - fullLevel.length) / 2
            );
            const paddedLevel =
              ' '.repeat(padding) +
              fullLevel +
              ' '.repeat(MAX_LEVEL_LENGTH - fullLevel.length - padding);

            // Apply color to the padded level
            const coloredLevel = winston.format
              .colorize()
              .colorize(fullLevel, paddedLevel);

            const formatLine = (line: unknown) => {
              return `${emoji} | ${coloredLevel} | ${timestamp} | ${formattedModule} | ${line} ${
                rest ? `${formatJsonToStyledString(rest)}` : ''
              }`;
            };
            if (typeof message === 'string') {
              return message.split('\n').map(formatLine).join('\n');
            } else if (typeof message === 'object') {
              return formatLine(formatJsonToStyledString(message));
            }
            return formatLine(message);
          })
        ),
    transports: [new winston.transports.Console()],
  });
};

function formatJsonToStyledString(json: any) {
  // return json.formatted
  if (json.formatted) {
    return json.formatted;
  }
  // extract keys and values, display space separated key=value pairs
  const keys = Object.keys(json);
  const values = keys.map((key) => `${key}=${json[key]}`);
  return values.join(' ');
}

export function maskSensitiveInfo(message: string) {
  if (Env.LOG_SENSITIVE_INFO) {
    return message;
  }
  return '<redacted>';
}

export const getTimeTakenSincePoint = (point: number) => {
  const timeNow = new Date().getTime();
  const duration = timeNow - point;
  if (duration < 1000) {
    return `${duration.toFixed(2)}ms`;
  } else {
    return `${(duration / 1000).toFixed(2)}s`;
  }
};