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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | 68x 68x 3x 3x 65x 46x 46x 19x 3x 3x 16x 16x | import {
ResendProvider,
MailtrapProvider,
MailpitProvider,
MockProvider,
type EmailProvider,
} from "./providers";
export type { EmailProvider };
export interface EmailFactoryConfig {
resendApiKey?: string;
mailtrapApiToken?: string;
mailtrapInboxId?: string;
mailpitHost?: string;
fromEmail: string;
}
/**
* Factory for creating email providers based on configuration
*
* Priority order:
* 1. If MAILTRAP_API_TOKEN + MAILTRAP_INBOX_ID → Use Mailtrap (dev/preview sandbox)
* 2. If RESEND_API_KEY is set → Use Resend (production)
* 3. If MAILPIT_HOST is set → Use Mailpit (local testing)
* 4. Otherwise → Use Mock (console logging)
*/
export function createEmailProvider(config: EmailFactoryConfig): EmailProvider {
const { resendApiKey, mailtrapApiToken, mailtrapInboxId, mailpitHost, fromEmail } = config;
// Priority 1: Mailtrap (dev/preview sandbox — no real delivery)
if (mailtrapApiToken && mailtrapInboxId) {
console.log("[EMAIL] Using Mailtrap sandbox provider");
return new MailtrapProvider(mailtrapApiToken, mailtrapInboxId, {
from: fromEmail,
});
}
// Priority 2: Resend (production)
if (resendApiKey) {
console.log("[EMAIL] Using Resend provider");
return new ResendProvider(resendApiKey, { from: fromEmail });
}
// Priority 3: Mailpit (local development)
if (mailpitHost) {
console.log(`[EMAIL] Using Mailpit provider at ${mailpitHost}:8025`);
return new MailpitProvider(mailpitHost, { from: fromEmail });
}
// Priority 4: Mock (console logging)
console.warn(
"[EMAIL] No email provider configured - using mock (console logging)",
);
return new MockProvider();
}
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