email refactor
This commit is contained in:
jackiettran
318
backend/services/email/domain/ForumEmailService.js
Normal file
318
backend/services/email/domain/ForumEmailService.js
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@@ -0,0 +1,318 @@
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const EmailClient = require("../core/EmailClient");
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const TemplateManager = require("../core/TemplateManager");
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/**
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* ForumEmailService handles all forum-related email notifications
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* This service is responsible for:
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* - Sending comment notifications to post authors
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* - Sending reply notifications to comment authors
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* - Sending answer accepted notifications
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* - Sending thread activity notifications to participants
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*/
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class ForumEmailService {
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constructor() {
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this.emailClient = new EmailClient();
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this.templateManager = new TemplateManager();
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this.initialized = false;
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}
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/**
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* Initialize the forum email service
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* @returns {Promise<void>}
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*/
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async initialize() {
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if (this.initialized) return;
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await Promise.all([
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this.emailClient.initialize(),
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this.templateManager.initialize(),
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]);
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this.initialized = true;
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console.log("Forum Email Service initialized successfully");
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}
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/**
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* Send notification when someone comments on a post
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* @param {Object} postAuthor - Post author user object
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* @param {string} postAuthor.firstName - Post author's first name
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* @param {string} postAuthor.email - Post author's email
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* @param {Object} commenter - Commenter user object
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* @param {string} commenter.firstName - Commenter's first name
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* @param {string} commenter.lastName - Commenter's last name
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* @param {Object} post - Forum post object
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* @param {number} post.id - Post ID
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* @param {string} post.title - Post title
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* @param {Object} comment - Comment object
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* @param {string} comment.content - Comment content
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* @param {Date} comment.createdAt - Comment creation timestamp
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* @returns {Promise<{success: boolean, messageId?: string, error?: string}>}
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*/
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async sendForumCommentNotification(postAuthor, commenter, post, comment) {
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if (!this.initialized) {
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await this.initialize();
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}
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try {
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const frontendUrl = process.env.FRONTEND_URL || "http://localhost:3000";
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const postUrl = `${frontendUrl}/forum/posts/${post.id}`;
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const timestamp = new Date(comment.createdAt).toLocaleString("en-US", {
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dateStyle: "medium",
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timeStyle: "short",
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});
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const variables = {
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postAuthorName: postAuthor.firstName || "there",
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commenterName:
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`${commenter.firstName} ${commenter.lastName}`.trim() || "Someone",
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postTitle: post.title,
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commentContent: comment.content,
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postUrl: postUrl,
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timestamp: timestamp,
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};
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const htmlContent = await this.templateManager.renderTemplate(
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"forumCommentToPostAuthor",
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variables
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);
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const subject = `${commenter.firstName} ${commenter.lastName} commented on your post`;
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const result = await this.emailClient.sendEmail(
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postAuthor.email,
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subject,
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htmlContent
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);
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if (result.success) {
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console.log(
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`Forum comment notification email sent to ${postAuthor.email}`
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);
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}
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return result;
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} catch (error) {
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console.error("Failed to send forum comment notification email:", error);
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return { success: false, error: error.message };
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}
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}
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/**
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* Send notification when someone replies to a comment
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* @param {Object} commentAuthor - Original comment author user object
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* @param {string} commentAuthor.firstName - Comment author's first name
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* @param {string} commentAuthor.email - Comment author's email
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* @param {Object} replier - Replier user object
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* @param {string} replier.firstName - Replier's first name
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* @param {string} replier.lastName - Replier's last name
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* @param {Object} post - Forum post object
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* @param {number} post.id - Post ID
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* @param {string} post.title - Post title
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* @param {Object} reply - Reply comment object
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* @param {string} reply.content - Reply content
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* @param {Date} reply.createdAt - Reply creation timestamp
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* @param {Object} parentComment - Parent comment being replied to
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* @param {string} parentComment.content - Parent comment content
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* @returns {Promise<{success: boolean, messageId?: string, error?: string}>}
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*/
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async sendForumReplyNotification(
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commentAuthor,
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replier,
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post,
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reply,
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parentComment
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) {
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if (!this.initialized) {
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await this.initialize();
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}
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try {
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const frontendUrl = process.env.FRONTEND_URL || "http://localhost:3000";
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const postUrl = `${frontendUrl}/forum/posts/${post.id}`;
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const timestamp = new Date(reply.createdAt).toLocaleString("en-US", {
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dateStyle: "medium",
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timeStyle: "short",
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});
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const variables = {
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commentAuthorName: commentAuthor.firstName || "there",
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replierName:
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`${replier.firstName} ${replier.lastName}`.trim() || "Someone",
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postTitle: post.title,
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parentCommentContent: parentComment.content,
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replyContent: reply.content,
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postUrl: postUrl,
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timestamp: timestamp,
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};
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const htmlContent = await this.templateManager.renderTemplate(
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"forumReplyToCommentAuthor",
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variables
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);
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const subject = `${replier.firstName} ${replier.lastName} replied to your comment`;
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const result = await this.emailClient.sendEmail(
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commentAuthor.email,
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subject,
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htmlContent
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);
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if (result.success) {
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console.log(
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`Forum reply notification email sent to ${commentAuthor.email}`
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);
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}
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return result;
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} catch (error) {
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console.error("Failed to send forum reply notification email:", error);
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return { success: false, error: error.message };
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}
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}
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/**
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* Send notification when a comment is marked as the accepted answer
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* @param {Object} commentAuthor - Comment author user object
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* @param {string} commentAuthor.firstName - Comment author's first name
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* @param {string} commentAuthor.email - Comment author's email
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* @param {Object} postAuthor - Post author user object who accepted the answer
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* @param {string} postAuthor.firstName - Post author's first name
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* @param {string} postAuthor.lastName - Post author's last name
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* @param {Object} post - Forum post object
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* @param {number} post.id - Post ID
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* @param {string} post.title - Post title
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* @param {Object} comment - Comment that was accepted as answer
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* @param {string} comment.content - Comment content
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* @returns {Promise<{success: boolean, messageId?: string, error?: string}>}
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*/
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async sendForumAnswerAcceptedNotification(
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commentAuthor,
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postAuthor,
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post,
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comment
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) {
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if (!this.initialized) {
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await this.initialize();
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}
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try {
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const frontendUrl = process.env.FRONTEND_URL || "http://localhost:3000";
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const postUrl = `${frontendUrl}/forum/posts/${post.id}`;
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const variables = {
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commentAuthorName: commentAuthor.firstName || "there",
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postAuthorName:
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`${postAuthor.firstName} ${postAuthor.lastName}`.trim() || "Someone",
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postTitle: post.title,
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commentContent: comment.content,
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postUrl: postUrl,
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};
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const htmlContent = await this.templateManager.renderTemplate(
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"forumAnswerAcceptedToCommentAuthor",
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variables
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);
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const subject = `Your comment was marked as the accepted answer!`;
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const result = await this.emailClient.sendEmail(
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commentAuthor.email,
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subject,
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htmlContent
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);
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if (result.success) {
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console.log(
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`Forum answer accepted notification email sent to ${commentAuthor.email}`
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);
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}
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return result;
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} catch (error) {
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console.error(
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"Failed to send forum answer accepted notification email:",
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error
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);
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return { success: false, error: error.message };
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}
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}
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/**
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* Send notification to thread participants about new activity
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* @param {Object} participant - Participant user object
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* @param {string} participant.firstName - Participant's first name
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* @param {string} participant.email - Participant's email
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* @param {Object} commenter - User who posted new comment
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* @param {string} commenter.firstName - Commenter's first name
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* @param {string} commenter.lastName - Commenter's last name
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* @param {Object} post - Forum post object
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* @param {number} post.id - Post ID
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* @param {string} post.title - Post title
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* @param {Object} comment - New comment/activity
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* @param {string} comment.content - Comment content
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* @param {Date} comment.createdAt - Comment creation timestamp
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* @returns {Promise<{success: boolean, messageId?: string, error?: string}>}
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*/
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async sendForumThreadActivityNotification(
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participant,
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commenter,
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post,
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comment
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) {
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if (!this.initialized) {
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await this.initialize();
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}
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try {
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const frontendUrl = process.env.FRONTEND_URL || "http://localhost:3000";
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const postUrl = `${frontendUrl}/forum/posts/${post.id}`;
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const timestamp = new Date(comment.createdAt).toLocaleString("en-US", {
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dateStyle: "medium",
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timeStyle: "short",
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});
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const variables = {
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participantName: participant.firstName || "there",
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commenterName:
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`${commenter.firstName} ${commenter.lastName}`.trim() || "Someone",
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postTitle: post.title,
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commentContent: comment.content,
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postUrl: postUrl,
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timestamp: timestamp,
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};
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const htmlContent = await this.templateManager.renderTemplate(
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"forumThreadActivityToParticipant",
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variables
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);
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const subject = `New activity on a post you're following`;
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const result = await this.emailClient.sendEmail(
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participant.email,
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subject,
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htmlContent
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);
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if (result.success) {
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console.log(
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`Forum thread activity notification email sent to ${participant.email}`
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);
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}
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return result;
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} catch (error) {
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console.error(
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"Failed to send forum thread activity notification email:",
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error
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);
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return { success: false, error: error.message };
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}
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}
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}
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module.exports = ForumEmailService;
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