forked from Mike/freno-dev
97 lines
2.6 KiB
TypeScript
97 lines
2.6 KiB
TypeScript
import { AUTH_CONFIG } from "~/config";
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// Import email templates as raw strings - Vite will bundle these at build time
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import loginLinkTemplate from "./login-link.html?raw";
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import passwordResetTemplate from "./password-reset.html?raw";
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import emailVerificationTemplate from "./email-verification.html?raw";
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/**
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* Convert expiry string to human-readable format
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* @param expiry - Expiry string like "15m", "1h", "7d"
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* @returns Human-readable string like "15 minutes", "1 hour", "7 days"
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*/
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export function expiryToHuman(expiry: string): string {
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const value = parseInt(expiry);
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if (expiry.endsWith("m")) {
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return value === 1 ? "1 minute" : `${value} minutes`;
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} else if (expiry.endsWith("h")) {
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return value === 1 ? "1 hour" : `${value} hours`;
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} else if (expiry.endsWith("d")) {
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return value === 1 ? "1 day" : `${value} days`;
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}
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return expiry;
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}
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/**
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* Replace placeholders in template with actual values
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* @param template - Template string with {{PLACEHOLDER}} markers
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* @param vars - Object with placeholder values
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* @returns Processed template string
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*/
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function processTemplate(
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template: string,
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vars: Record<string, string>
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): string {
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let processed = template;
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for (const [key, value] of Object.entries(vars)) {
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const placeholder = `{{${key}}}`;
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processed = processed.replaceAll(placeholder, value);
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}
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return processed;
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}
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export interface LoginLinkEmailParams {
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email: string;
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loginUrl: string;
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loginCode: string;
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}
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/**
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* Generate login link email HTML
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*/
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export function generateLoginLinkEmail(params: LoginLinkEmailParams): string {
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const expiryTime = expiryToHuman(AUTH_CONFIG.EMAIL_LOGIN_LINK_EXPIRY);
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return processTemplate(loginLinkTemplate, {
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LOGIN_URL: params.loginUrl,
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LOGIN_CODE: params.loginCode,
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EXPIRY_TIME: expiryTime
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});
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}
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export interface PasswordResetEmailParams {
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resetUrl: string;
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}
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/**
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* Generate password reset email HTML
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*/
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export function generatePasswordResetEmail(
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params: PasswordResetEmailParams
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): string {
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const expiryTime = "1 hour"; // Password reset is hardcoded to 1 hour
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return processTemplate(passwordResetTemplate, {
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RESET_URL: params.resetUrl,
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EXPIRY_TIME: expiryTime
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});
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}
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export interface EmailVerificationParams {
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verificationUrl: string;
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}
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/**
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* Generate email verification email HTML
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*/
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export function generateEmailVerificationEmail(
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params: EmailVerificationParams
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): string {
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const expiryTime = expiryToHuman(AUTH_CONFIG.EMAIL_VERIFICATION_LINK_EXPIRY);
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return processTemplate(emailVerificationTemplate, {
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VERIFICATION_URL: params.verificationUrl,
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EXPIRY_TIME: expiryTime
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});
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}
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