feat: port recipient parsing, reply-identity, sub-addressing, signature, quote-header and template helpers; drop the dead submission api

src/api/submission.ts

@@ -1,64 +0,0 @@
-import { jmapClient } from './jmap-client';
-import { CAPABILITIES } from './types';
-import type { EmailAddress } from './types';
-
-export async function sendEmail(
-  email: {
-    from: EmailAddress[];
-    to: EmailAddress[];
-    cc?: EmailAddress[];
-    bcc?: EmailAddress[];
-    subject: string;
-    htmlBody?: string;
-    textBody?: string;
-    attachments?: Array<{ blobId: string; type: string; name: string }>;
-    inReplyTo?: string;
-    references?: string;
-  },
-  identityId: string,
-  sentMailboxId: string,
-): Promise<void> {
-  const accountId = jmapClient.accountId;
-  const emailCreate: Record<string, unknown> = {
-    from: email.from,
-    to: email.to,
-    cc: email.cc,
-    bcc: email.bcc,
-    subject: email.subject,
-    mailboxIds: { [sentMailboxId]: true },
-    keywords: { $seen: true },
-  };
-
-  if (email.htmlBody) {
-    emailCreate.htmlBody = [{ partId: 'html', type: 'text/html' }];
-    emailCreate.bodyValues = { html: { value: email.htmlBody } };
-  } else {
-    emailCreate.textBody = [{ partId: 'text', type: 'text/plain' }];
-    emailCreate.bodyValues = { text: { value: email.textBody ?? '' } };
-  }
-
-  if (email.attachments?.length) {
-    emailCreate.attachments = email.attachments.map((a) => ({
-      blobId: a.blobId,
-      type: a.type,
-      name: a.name,
-      disposition: 'attachment',
-    }));
-  }
-
-  if (email.inReplyTo) {
-    emailCreate['header:In-Reply-To:asText'] = email.inReplyTo;
-    emailCreate['header:References:asText'] = email.references ?? email.inReplyTo;
-  }
-
-  await jmapClient.request(
-    [
-      ['Email/set', { accountId, create: { draft: emailCreate } }, '0'],
-      ['EmailSubmission/set', {
-        accountId,
-        create: { 'sub-1': { emailId: '#draft', identityId } },
-      }, '1'],
-    ],
-    [CAPABILITIES.CORE, CAPABILITIES.MAIL, CAPABILITIES.SUBMISSION],
-  );
-}