chore(): rename website/src -> website/server and website/public -> website/client (#7199)

website/server/libs/api-v3/logger.js

@@ -0,0 +1,62 @@
+// Logger utility
+import winston from 'winston';
+import nconf from 'nconf';
+import _ from 'lodash';
+
+const IS_PROD = nconf.get('IS_PROD');
+const IS_TEST = nconf.get('IS_TEST');
+const ENABLE_CONSOLE_LOGS_IN_PROD = nconf.get('ENABLE_CONSOLE_LOGS_IN_PROD') === 'true';
+
+const logger = new winston.Logger();
+
+if (IS_PROD) {
+  // TODO production logging, use loggly and new relic too
+
+  if (ENABLE_CONSOLE_LOGS_IN_PROD === 'true') {
+    logger.add(winston.transports.Console, {
+      colorize: true,
+      prettyPrint: true,
+    });
+  }
+} else if (IS_TEST) {
+  // Do not log anything when testing
+} else {
+  logger
+    .add(winston.transports.Console, {
+      colorize: true,
+      prettyPrint: true,
+    });
+}
+
+// exports a public interface insteaf of accessing directly the logger module
+let loggerInterface = {
+  info (...args) {
+    logger.info(...args);
+  },
+
+  // Accepts two argument,
+  // an Error object (required)
+  // and an object of additional data to log alongside the error
+  // If the first argument isn't an Error, it'll call logger.error with all the arguments supplied
+  error (...args) {
+    let [err, errorData = {}, ...otherArgs] = args;
+
+    if (err instanceof Error) {
+      // pass the error stack as the first parameter to logger.error
+      let stack = err.stack || err.message || err;
+
+      if (_.isPlainObject(errorData) && !errorData.fullError) errorData.fullError = err;
+      logger.error(stack, errorData, ...otherArgs);
+    } else {
+      logger.error(...args);
+    }
+  },
+};
+
+// Logs unhandled promises errors
+// when no catch is attached to a promise a unhandledRejection event will be triggered
+process.on('unhandledRejection', function handlePromiseRejection (reason) {
+  loggerInterface.error(reason);
+});
+
+module.exports = loggerInterface;