112 lines
3 KiB
TypeScript
112 lines
3 KiB
TypeScript
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import * as fs from 'fs';
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import ConfigFileMissingError from '../errors/config_file_missing.error';
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import ConfigProfileError from '../errors/config_profile_missing.error';
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import ConfigFileFormatError from '../errors/config_file_format.error';
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import Config004 from './config.0.0.4';
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const HOME = require('os').homedir();
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const CONFIG_FILE_NAME = '.telmeconfig';
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const FILEPATH = `${HOME}/${CONFIG_FILE_NAME}`;
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export enum EConfigVersions {
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V004 = '0.0.4',
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V005 = '0.0.5'
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}
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const CURRENT_CONFIG_VERSION = EConfigVersions.V005;
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export default class Config {
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static APP_NAME = 'telme';
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static CURRENT_CONFIG_VERSION = CURRENT_CONFIG_VERSION;
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static DEFAULT_TASK_MESSAGE_TEMPLATE = '*Task:*\n\n```sh\n%cmd%\n```\nHas finished.\n*Errors*:\n %errors%';
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private config: IConfig;
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constructor() {
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const file = this.readConfigFile();
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const parsed = this.parseConfig(file);
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if (parsed.originalConfigVersion != CURRENT_CONFIG_VERSION) {
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this.writeConfigToFile(parsed.config);
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}
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this.config = parsed.config;
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}
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static getConfig(profile: string = 'default'): IProfileConfig {
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return singleton.getConfig(profile);
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}
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static generateProfileTemplate(): IProfileConfig {
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return {
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chat_id: null,
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task_message_template: Config.DEFAULT_TASK_MESSAGE_TEMPLATE,
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bot_token: null
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}
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}
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static getFullConfig(): IConfig {
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return singleton.config;
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}
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static async writeConfigToFile(config: IConfig) {
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return singleton.writeConfigToFile(config);
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}
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private getConfig(profile: string): IProfileConfig {
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if (!this.config.profiles[profile]) {
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throw new ConfigProfileError(`No profile named ${profile} found.`);
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}
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return this.config.profiles[profile];
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}
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private readConfigFile(): Buffer {
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try {
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const file = fs.readFileSync(FILEPATH);
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return file;
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} catch (e) {
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throw new ConfigFileMissingError('');
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}
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}
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private parseConfig(file: Buffer): { config: IConfig, originalConfigVersion: EConfigVersions } {
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try {
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const config = JSON.parse(file.toString());
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const confVersion: EConfigVersions = config.version || EConfigVersions.V004;
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switch (confVersion) {
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case EConfigVersions.V004:
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return { config: Config004.parse(config), originalConfigVersion: EConfigVersions.V004 };
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// Using switch to easily add more config version. If needed...
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default:
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return { config, originalConfigVersion: config.version };
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}
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} catch (e) {
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throw new ConfigFileFormatError('');
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}
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}
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private writeConfigToFile(config: IConfig): boolean {
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try {
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fs.writeFileSync(FILEPATH, JSON.stringify(config, null, 2));
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console.log(`created config file at ${FILEPATH}`);
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return true;
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} catch (e) {
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return false;
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}
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}
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}
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const singleton = new Config();
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export interface IProfileConfig {
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chat_id: string;
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bot_token: string;
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task_message_template: string;
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}
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export interface IConfig {
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version: EConfigVersions,
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profiles: {
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[key: string]: IProfileConfig;
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}
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} |