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add logger
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lines changed

4 files changed

+276
-1
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‎lib/presentation/screens/message/bloc/message_bloc.dart‎

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@@ -120,7 +120,6 @@ class MessageBloc extends Bloc<MessageEvent, MessageState> {
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automaticMessage,
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);
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}
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_automacticReply();
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} catch (e) {
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print(e);
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}

‎lib/utils/logger.dart‎

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import 'dart:io';
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import 'package:stack_trace/stack_trace.dart';
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import 'package:path_provider/path_provider.dart';
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enum LogLevel {
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DEBUG,
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INFO,
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WARNING,
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ERROR,
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}
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enum StorageOptions {
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SD_CARD,
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LOCAL_STORAGE,
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ENABLE_ALL,
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}
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class Logger {
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static bool isLog = true;
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static LogLevel level = LogLevel.DEBUG;
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static String tag = 'Reader ConsoleLog';
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static StorageOptions storageOption = StorageOptions.LOCAL_STORAGE;
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static LogsStorage logsStorage = LogsStorage();
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Logger({
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bool? isLog,
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LogLevel? level,
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String? tag,
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StorageOptions? storageOption,
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}) {
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Logger.isLog = isLog ?? Logger.isLog;
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Logger.level = level ?? Logger.level;
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Logger.tag = tag ?? Logger.tag;
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Logger.storageOption = storageOption ?? Logger.storageOption;
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}
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static debug(String msg) {
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_log(LogLevel.DEBUG, msg);
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}
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static info(String msg) {
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_log(LogLevel.INFO, msg);
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}
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static warning(String msg) {
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_log(LogLevel.WARNING, msg);
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}
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static error(String msg) {
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_log(LogLevel.ERROR, msg);
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}
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static Future<List<LogEntity>?> getLogs() async {
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return await logsStorage.readLogsFromFile(StorageOptions.LOCAL_STORAGE);
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}
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static Future<List<LogEntity>?> getLogsByType(LogLevel level) async {
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var logs = await logsStorage.readLogsFromFile(StorageOptions.LOCAL_STORAGE);
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var filterLogs =
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logs!.where((log) => log.level.index >= level.index).toList();
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return filterLogs;
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}
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static void clearLogs() {
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logsStorage.clearLogsInFile();
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}
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static _log(LogLevel level, String msg) {
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try {
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if (isLog && level.index >= level.index) {
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Frame frame = Trace.current().frames[2];
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final log = LogEntity(
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time: DateTime.now(),
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level: level,
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filePath: frame.uri.toString(),
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screen: frame.member!.split(".")[0],
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method: frame.member!.split(".")[1],
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line: frame.line!,
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message: msg,
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);
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print('$tag - ${log.toString()}'); // Console log option
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switch (storageOption) {
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case StorageOptions.LOCAL_STORAGE:
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case StorageOptions.SD_CARD:
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logsStorage.writeLogsToFile(storageOption, log);
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break;
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case StorageOptions.ENABLE_ALL:
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logsStorage.writeLogsToFile(StorageOptions.SD_CARD, log);
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logsStorage.writeLogsToFile(StorageOptions.LOCAL_STORAGE, log);
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break;
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}
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}
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} catch (error) {
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print(error);
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}
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}
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}
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class LogsStorage {
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FileMode _writeMode = FileMode.write;
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String _startSign = "Reader ConsoleLog ";
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Future<File> get _localFile async {
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const DIRECTORY_NAME = "logger";
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const FILE_NAME = "logs.txt";
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Directory? directory;
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if (Platform.isIOS) {
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directory = await getApplicationDocumentsDirectory();
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} else {
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directory = await getExternalStorageDirectory();
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}
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final path = "${directory!.path}/$DIRECTORY_NAME";
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Directory(path).create();
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var file = File("$path/$FILE_NAME");
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var isExist = await file.exists();
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_writeMode = isExist ? FileMode.append : FileMode.write;
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return file;
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}
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Future<File> get _sdCardFile async {
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return File("");
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}
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void writeLogsToFile(StorageOptions storageOption, LogEntity log) async {
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File file;
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if (storageOption == StorageOptions.LOCAL_STORAGE) {
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file = await _localFile;
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} else {
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file = await _sdCardFile;
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}
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final logString = "$_startSign${log.toString()}\n";
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await file.writeAsString(logString, mode: _writeMode);
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}
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void clearLogsInFile() async {
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final file = await _localFile;
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await file.writeAsString("");
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}
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Future<List<LogEntity>?> readLogsFromFile(
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StorageOptions storageOption,
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) async {
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try {
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File file;
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if (storageOption == StorageOptions.LOCAL_STORAGE) {
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file = await _localFile;
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} else {
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file = await _sdCardFile;
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}
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String content = await file.readAsString();
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List<String> logs = content.split(_startSign);
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logs.removeAt(0);
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List<LogEntity> results =
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logs.map((log) => LogEntity.fromString(log)).toList();
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return results;
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} catch (e) {
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return null;
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}
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}
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}
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class LogEntity {
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final DateTime time;
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final LogLevel level;
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final String filePath;
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final String screen;
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final String method;
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final int line;
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final String message;
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static String _messageIndicator = " ::: ";
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static String _infoIndicator = " - ";
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LogEntity({
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required this.time,
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this.level = LogLevel.DEBUG,
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this.filePath = "",
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this.screen = "",
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this.method = "",
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this.line = 0,
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this.message = "",
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});
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@override
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String toString() {
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return '${dateTimeToString(time)}$_infoIndicator${_logLevelToString(level)}$_infoIndicator$filePath$_infoIndicator$screen$_infoIndicator$method$_infoIndicator$line$_messageIndicator$message';
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}
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factory LogEntity.fromString(String log) {
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List<String> logInfos =
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log.split(_messageIndicator)[0].split(_infoIndicator);
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String message = log.split(_messageIndicator)[1];
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return LogEntity(
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time: stringToDateTime(logInfos[0]),
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level: _stringToLogLevel(logInfos[1]),
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filePath: logInfos[2],
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screen: logInfos[3],
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method: logInfos[4],
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line: int.parse(logInfos[5]),
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message: message,
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);
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}
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String _logLevelToString(LogLevel level) {
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switch (level) {
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case LogLevel.DEBUG:
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return "DEBUG";
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case LogLevel.INFO:
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return "INFO";
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case LogLevel.ERROR:
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return "ERROR";
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case LogLevel.WARNING:
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return "WARNING";
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default:
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return "DEBUG";
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}
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}
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static _stringToLogLevel(String level) {
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switch (level) {
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case "DEBUG":
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return LogLevel.DEBUG;
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case "INFO":
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return LogLevel.INFO;
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case "ERROR":
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return LogLevel.ERROR;
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case "WARNING":
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return LogLevel.WARNING;
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default:
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return LogLevel.DEBUG;
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}
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}
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static String dateTimeToString(DateTime date) {
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final year = "${date.year}";
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final month = date.month < 10 ? "0${date.month}" : "${date.month}";
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final day = date.day < 10 ? "0${date.day}" : "${date.day}";
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final hour = date.hour < 10 ? "0${date.hour}" : "${date.hour}";
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final minute = date.minute < 10 ? "0${date.minute}" : "${date.minute}";
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final second = date.second < 10 ? "0${date.second}" : "${date.second}";
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String time = '$year-$month-$day $hour:$minute:$second';
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return time;
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}
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static DateTime stringToDateTime(String time) {
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return DateTime.parse(time);
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}
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}

‎pubspec.lock‎

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@@ -462,13 +462,27 @@ packages:
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url: "https://pub.dartlang.org"
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source: hosted
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version: "0.2.0-nullsafety.0"
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path_provider:
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dependency: "direct main"
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description:
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name: path_provider
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url: "https://pub.dartlang.org"
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source: hosted
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version: "2.0.1"
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path_provider_linux:
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dependency: transitive
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description:
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name: path_provider_linux
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url: "https://pub.dartlang.org"
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source: hosted
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version: "2.0.0"
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path_provider_macos:
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dependency: transitive
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description:
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name: path_provider_macos
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url: "https://pub.dartlang.org"
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source: hosted
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version: "2.0.0"
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path_provider_platform_interface:
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dependency: transitive
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description:

‎pubspec.yaml‎

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@@ -48,11 +48,13 @@ dependencies:
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fluttertoast: ^8.0.3
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dio: ^4.0.0
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url_launcher: ^6.0.3
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# The following adds the Cupertino Icons font to your application.
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# Use with the CupertinoIcons class for iOS style icons.
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cupertino_icons: ^1.0.0
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flutter_svg: ^0.21.0-nullsafety.0 # Help us to use svg in our app
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flutter_launcher_icons: ^0.9.0
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path_provider: ^2.0.1
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dev_dependencies:
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flutter_test:
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sdk: flutter

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