77 lines
2.7 KiB
TypeScript
77 lines
2.7 KiB
TypeScript
import Imap, { ImapMessageAttributes, MailBoxes } from "imap";
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import { getMailbox, updateMailbox } from "../../db/imap/imap-db";
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import { Attrs, AttrsWithEnvelope } from "../../interfaces/mail/attrs.interface";
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import logger from "../../system/Logger";
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import RegisterMessageInApp from "../saveMessage";
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import { saveMessage } from "../storeMessage";
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export default class Box {
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imap: Imap;
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boxName: string;
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id: number;
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box: MailBoxes;
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constructor(_imap, _boxId, _boxName) {
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this.imap = _imap;
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this.boxName = _boxName;
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this.id = _boxId;
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this.box;
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this.init();
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}
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async init() {
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this.box = (await getMailbox(this.id))[0];
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const readOnly = true;
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this.imap.openBox(this.boxName, readOnly, (err, box) => {
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if (err) logger.err(err);
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this.sync(this.box.uidnext, box.uidnext);
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});
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}
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sync(savedUid, currentUid) {
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const promises: Promise<unknown>[] = [];
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const mails: Attrs[] = [];
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logger.log(`Syncing from ${savedUid} to ${currentUid} uid`);
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const f = this.imap.seq.fetch(`${savedUid}:${currentUid}`, {
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// const f = this.imap.seq.fetch(`${savedUid}:${currentUid}`, {
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size: true,
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envelope: true,
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});
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f.on("message", (msg, seqno) => {
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msg.once("attributes", (attrs: AttrsWithEnvelope) => {
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console.log(attrs.envelope)
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mails.push(attrs);
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promises.push(saveMessage(attrs, this.id, this.imap));
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});
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});
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f.once("error", (err) => {
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logger.err("Fetch error: " + err);
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});
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f.once("end", async () => {
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let step = 20;
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logger.log(promises.length)
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for (let i = 0; i < promises.length; i += step) {
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for (let j = i; j < (i + step && promises.length); j++) {
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await new Promise((resolve, reject) => {
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promises[j]
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.then(async (res: number) => {
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const register = new RegisterMessageInApp(res, mails[j], this.id);
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await register.save();
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resolve("");
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})
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.catch((err) => {
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reject(err);
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});
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});
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}
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logger.log(`Saved messages ${i + step > promises.length ? promises.length : i + step}/${mails.length}`);
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updateMailbox(this.id, mails[i].uid);
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}
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updateMailbox(this.id, currentUid);
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});
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}
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} |