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import appRootPath from "app-root-path";
import { PlatformTools } from "../platform/PlatformTools";
import { AbstractLogger } from "./AbstractLogger";
/**
* Performs logging of the events in TypeORM.
* This version of logger logs everything into ormlogs.log file.
*/
export class FileLogger extends AbstractLogger {
// -------------------------------------------------------------------------
// Constructor
// -------------------------------------------------------------------------
constructor(options, fileLoggerOptions) {
super(options);
this.fileLoggerOptions = fileLoggerOptions;
}
// -------------------------------------------------------------------------
// Protected Methods
// -------------------------------------------------------------------------
/**
* Write log to specific output.
*/
writeLog(level, logMessage, queryRunner) {
const messages = this.prepareLogMessages(logMessage, {
highlightSql: false,
addColonToPrefix: false,
});
const strings = [];
for (let message of messages) {
switch (message.type ?? level) {
case "log":
strings.push(`[LOG]: ${message.message}`);
break;
case "schema-build":
case "migration":
strings.push(String(message.message));
break;
case "info":
strings.push(`[INFO]: ${message.message}`);
break;
case "query":
strings.push(`[QUERY]: ${message.message}`);
break;
case "warn":
strings.push(`[WARN]: ${message.message}`);
break;
case "query-slow":
if (message.prefix === "execution time") {
continue;
}
this.write(`[SLOW QUERY: ${message.additionalInfo?.time} ms]: ${message.message}`);
break;
case "error":
case "query-error":
if (message.prefix === "query failed") {
strings.push(`[FAILED QUERY]: ${message.message}`);
}
else if (message.type === "query-error") {
strings.push(`[QUERY ERROR]: ${message.message}`);
}
else {
strings.push(`[ERROR]: ${message.message}`);
}
break;
}
}
this.write(strings);
}
/**
* Writes given strings into the log file.
*/
write(strings) {
strings = Array.isArray(strings) ? strings : [strings];
const basePath = appRootPath.path + "/";
let logPath = "ormlogs.log";
if (this.fileLoggerOptions && this.fileLoggerOptions.logPath) {
logPath = PlatformTools.pathNormalize(this.fileLoggerOptions.logPath);
}
strings = strings.map((str) => "[" + new Date().toISOString() + "]" + str);
PlatformTools.appendFileSync(basePath + logPath, strings.join("\r\n") + "\r\n"); // todo: use async or implement promises?
}
}
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