Message Service to static Method Documentation
parent
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@ -46,14 +46,12 @@ async function startApplication() {
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const commentFetcher = new CommentProcessor();
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const commentParser = new CommentParser();
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const commentPoster = new CommentPoster()
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const messageService = new MessageService();
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// Initialize and start your workflow
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const workflowOrchestrator = new WorkflowOrchestrator(
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commentFetcher,
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commentParser,
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commentPoster,
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messageService
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commentPoster
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);
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await workflowOrchestrator.executeWorkflow();
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}
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@ -1,41 +1,93 @@
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import fs from 'fs';
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import path from 'path';
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/**
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* Manages the retrieval and formatting of messages stored in text files.
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* This class provides functionality to load messages for rDrama and Reddit,
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* select a random message, and replace placeholders within that message
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* with specified values.
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*/
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export class MessageService {
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private redditMessages: string[] = [];
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private rdramaMessages: string[] = [];
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constructor() {
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this.loadMessages();
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}
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private loadMessages() {
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try {
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const redditMessagesPath = path.join(__dirname, '..', 'messages', 'reddit_messages.txt');
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this.redditMessages = fs.readFileSync(redditMessagesPath, 'utf-8').split('---END---').filter(line => line.trim());
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} catch (error) {
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console.error('Failed to load Reddit messages:', error);
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}
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/**
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* Loads rDrama messages from a text file, splitting by a specific delimiter.
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* Each message is separated by '---END---' in the text file.
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*
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* @example
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* const rdramaMessages = MessageService.loadRdramaMessages();
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*
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* @returns {string[] | undefined} An array of rDrama messages, or undefined if there was an error loading the messages.
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*/
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private static loadRdramaMessages(): string[] | undefined {
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try {
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const rdramaMessagesPath = path.join(__dirname, '..', 'messages', 'rdrama_messages.txt');
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this.rdramaMessages = fs.readFileSync(rdramaMessagesPath, 'utf-8').split('---END---').filter(line => line.trim());
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return fs.readFileSync(rdramaMessagesPath, 'utf-8').split('---END---').filter(line => line.trim());
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} catch (error) {
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console.error('Failed to load rDrama messages:', error);
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}
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}
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public getRandomRedditMessage(placeholders: { [key: string]: string }): string {
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const message = this.redditMessages[Math.floor(Math.random() * this.redditMessages.length)];
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/**
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* Loads Reddit messages from a text file, splitting by a specific delimiter.
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* Each message is separated by '---END---' in the text file.
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*
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* @example
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* const redditMessages = MessageService.loadRedditMessages();
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*
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* @returns {string[] | undefined} An array of Reddit messages, or undefined if there was an error loading the messages.
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*/
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private static loadRedditMessages(): string[] | undefined {
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try {
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const redditMessagesPath = path.join(__dirname, '..', 'messages', 'reddit_messages.txt');
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return fs.readFileSync(redditMessagesPath, 'utf-8').split('---END---').filter(line => line.trim());
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} catch (error) {
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console.error('Failed to load Reddit messages:', error);
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}
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}
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/**
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* Selects a random Reddit message from the loaded messages and replaces placeholders within it.
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*
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* @example
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* const message = MessageService.getRandomRedditMessage({ username: 'exampleUser' });
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*
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* @param {Object} placeholders - A mapping of placeholder names to their replacement values.
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* @returns {string | undefined} A formatted Reddit message with placeholders replaced, or undefined if messages couldn't be loaded.
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*/
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public static getRandomRedditMessage(placeholders: { [key: string]: string }): string | undefined {
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const redditMessages = this.loadRedditMessages()
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if (!redditMessages) return
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const message = redditMessages[Math.floor(Math.random() * redditMessages.length)];
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return this.replacePlaceholders(message, placeholders);
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}
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public getRandomRdramaMessage(placeholders: { [key: string]: string }): string {
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const message = this.rdramaMessages[Math.floor(Math.random() * this.rdramaMessages.length)];
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/**
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* Selects a random rDrama message from the loaded messages and replaces placeholders within it.
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*
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* @example
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* const message = MessageService.getRandomRdramaMessage({ username: 'exampleUser' });
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*
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* @param {Object} placeholders - A mapping of placeholder names to their replacement values.
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* @returns {string | undefined} A formatted rDrama message with placeholders replaced, or undefined if messages couldn't be loaded.
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*/
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public static getRandomRdramaMessage(placeholders: { [key: string]: string }): string | undefined {
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const rdramaMessages = this.loadRdramaMessages()
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if (!rdramaMessages) return
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const message = rdramaMessages[Math.floor(Math.random() * rdramaMessages.length)];
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return this.replacePlaceholders(message, placeholders);
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}
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private replacePlaceholders(message: string, placeholders: { [key: string]: string }): string {
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/**
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* Replaces placeholders in a message with values from a provided mapping.
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*
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* @example
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* const formattedMessage = MessageService.replacePlaceholders('Hello, {username}!', { username: 'exampleUser' });
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*
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* @param {string} message - The message containing placeholders.
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* @param {Object} placeholders - A mapping of placeholder names to their replacement values.
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* @returns {string} The message with placeholders replaced by actual values.
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*/
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private static replacePlaceholders(message: string, placeholders: { [key: string]: string }): string {
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return Object.keys(placeholders).reduce((acc, key) => {
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const regex = new RegExp(`{${key}}`, 'g');
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return acc.replace(regex, placeholders[key]);
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@ -12,7 +12,6 @@ class WorkflowOrchestrator {
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private commentProcessor: CommentProcessor,
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private commentParser: CommentParser,
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private commentPoster: CommentPoster,
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private messageService: MessageService,
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) { }
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/**
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@ -39,7 +38,8 @@ class WorkflowOrchestrator {
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for (const redditUser of redditUsers) {
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const userMentionExists = await DatabaseService.userMentionExists(redditUser)
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if (userMentionExists) continue
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const commentResponseRdrama = this.messageService.getRandomRdramaMessage(placeholdersRdrama)
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const commentResponseRdrama = MessageService.getRandomRdramaMessage(placeholdersRdrama)
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if (!commentResponseRdrama) throw new Error('No comments for Rdrama found')
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const postedComment = await this.commentPoster.postComment(`c_${comment.id}`, `##### TEST MESSAGE NO REDDITOR PINGED (YET...)\n${commentResponseRdrama}`)
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//const postedComment = await this.commentPoster.postComment(`c_${comment.id}`, ${commentResponse}`) //TODO uncomment after golive
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console.log(`Sent Comment to`, JSON.stringify(postedComment, null, 4))
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@ -52,7 +52,8 @@ class WorkflowOrchestrator {
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username: redditUser,
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permalink: comment.permalink
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};
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const redditMessage = this.messageService.getRandomRedditMessage(placeholdersReddit)
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const redditMessage = MessageService.getRandomRedditMessage(placeholdersReddit)
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if (!redditMessage) throw new Error('No comments for Reddit found')
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await DatabaseService.insertUserMention({
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rdrama_comment_id: comment.id,
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username: redditUser,
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