Add QOutlook copy recipients

src/io/outlookMail.ts

@@ -87,6 +87,8 @@ export async function importEmlFile(file: File): Promise<ImportedMailMessage> {
     folder: "inbox",
     from: decodeMimeWords(parsed.headers.from || ""),
     to: decodeMimeWords(parsed.headers.to || ""),
+    ...(parsed.headers.cc ? { cc: decodeMimeWords(parsed.headers.cc) } : {}),
+    ...(parsed.headers.bcc ? { bcc: decodeMimeWords(parsed.headers.bcc) } : {}),
     subject: decodeMimeWords(parsed.headers.subject || "Без темы"),
     body: extractMessageBody(parsed.headers, parsed.body),
     time: parsed.headers.date || new Date().toLocaleString("ru-RU"),
@@ -113,11 +115,15 @@ export async function importMsgFile(file: File): Promise<ImportedMailMessage> {
 
 export function msgDataToMailMessage(reader: Pick<MsgReaderInstance, "getAttachment">, data: MsgFileData): MailMessage {
   const headerFields = data.headers ? parseEmlHeaders(data.headers) : {};
+  const cc = msgRecipientList(data.recipients, "cc") || decodeMimeWords(headerFields.cc || "");
+  const bcc = msgRecipientList(data.recipients, "bcc") || decodeMimeWords(headerFields.bcc || "");
   return {
     id: `msg-${Date.now()}`,
     folder: "inbox",
     from: firstText(data.senderSmtpAddress, data.senderEmail, data.senderName, decodeMimeWords(headerFields.from || "")),
     to: msgRecipientList(data.recipients, "to") || decodeMimeWords(headerFields.to || ""),
+    ...(cc ? { cc } : {}),
+    ...(bcc ? { bcc } : {}),
     subject: firstText(data.subject, decodeMimeWords(headerFields.subject || ""), "Без темы"),
     body: msgBodyText(data),
     time: firstText(data.messageDeliveryTime, data.clientSubmitTime, data.creationTime, data.lastModificationTime, headerFields.date, new Date().toLocaleString("ru-RU")),
@@ -264,7 +270,7 @@ function msgCharset(data: MsgFileData) {
 
 function msgRecipientList(recipients: MsgRecipient[] = [], type: MsgRecipient["recipType"] = "to") {
   return recipients
-    .filter((recipient) => !recipient.recipType || recipient.recipType === type)
+    .filter((recipient) => (type === "to" ? !recipient.recipType || recipient.recipType === "to" : recipient.recipType === type))
     .map((recipient) => firstText(recipient.smtpAddress, recipient.email, recipient.name))
     .filter(Boolean)
     .join(", ");
@@ -408,6 +414,7 @@ export function buildEmlSource(message: MailMessage): string {
     const lines = [
       `From: ${sanitizeHeaderValue(message.from)}`,
       `To: ${sanitizeHeaderValue(message.to)}`,
+      ...optionalAddressHeaders(message),
       `Subject: ${encodeHeaderValue(message.subject || "Без темы")}`,
       `Date: ${sanitizeHeaderValue(message.time || new Date().toUTCString())}`,
       "MIME-Version: 1.0",
@@ -429,6 +436,7 @@ export function buildEmlSource(message: MailMessage): string {
   const lines = [
     `From: ${sanitizeHeaderValue(message.from)}`,
     `To: ${sanitizeHeaderValue(message.to)}`,
+    ...optionalAddressHeaders(message),
     `Subject: ${encodeHeaderValue(message.subject || "Без темы")}`,
     `Date: ${sanitizeHeaderValue(message.time || new Date().toUTCString())}`,
     "MIME-Version: 1.0",
@@ -441,6 +449,13 @@ export function buildEmlSource(message: MailMessage): string {
   return lines.join("\r\n");
 }
 
+function optionalAddressHeaders(message: MailMessage): string[] {
+  return [
+    ...(message.cc?.trim() ? [`Cc: ${sanitizeHeaderValue(message.cc)}`] : []),
+    ...(message.bcc?.trim() ? [`Bcc: ${sanitizeHeaderValue(message.bcc)}`] : [])
+  ];
+}
+
 export function decodeMimeWords(value: string): string {
   return value.replace(/=\?([^?]+)\?([bqBQ])\?([^?]+)\?=/g, (_match, charset: string, encoding: string, encoded: string) => {
     const normalizedCharset = charset.toLowerCase();