135 lines
5.7 KiB
JavaScript
135 lines
5.7 KiB
JavaScript
'use strict';
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const db = require('../models/index');
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const fs = require('fs');
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const csv = require('csv-parser');
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const {
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USER_ENTRY_EVENT,
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ENABLE_PASSAGE_MODE,
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DISABLE_PASSAGE_MODE,
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USER_UNLOCKED_DOOR,
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USER_LOCKED_DOOR,
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VALID_CSV_HEADERS,
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csvParserErrors,
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} = require('../constants/constants');
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const { fetchAllMembers, findMember } = require('../services/officeRnD/members');
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const parseDoorLockDataFile = (file) => {
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return new Promise ((resolve, reject) => {
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const results = [];
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const errors = [];
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const unknownMembers = [];
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let isValidFile = true;
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fetchAllMembers()
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.then(() => {
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fs.createReadStream(file.path)
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.pipe(csv({
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mapHeaders: ({ header, index }) => header.trim().toLowerCase(),
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mapValues: ({ header, index, value }) => value.trim()
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}))
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.on('headers', (headers) => {
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headers.forEach((header) => {
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if (!VALID_CSV_HEADERS.includes(header.trim())){
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isValidFile = false;
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console.log('INVALID HEADER');
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errors.push({
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error: csvParserErrors.UNKNOWN_COLUMN,
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details: header,
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file: file.name,
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});
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}
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});
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})
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.on('data', (data) => {
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if (!isValidFile) {
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return;
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}
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const eventType = data.event.trim();
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if ([USER_ENTRY_EVENT, ENABLE_PASSAGE_MODE, DISABLE_PASSAGE_MODE].includes(eventType)){
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results.push(data);
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}
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})
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.on('end', () => {
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const parsedData = [];
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let i = 0;
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while (i < results.length){
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//Verify pair
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//First entry should be user entry and second should be enable / disable passage
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const firstEntry = results[i];
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const secondEntry = results[i+1];
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if (firstEntry && (firstEntry.event === USER_ENTRY_EVENT)){
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if (secondEntry && (secondEntry.event === ENABLE_PASSAGE_MODE || secondEntry.event === DISABLE_PASSAGE_MODE)){
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const event = (secondEntry.event === ENABLE_PASSAGE_MODE) ? USER_UNLOCKED_DOOR : USER_LOCKED_DOOR;
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const memberObject = findMember(firstEntry.name);
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//Verify that member is registered in OfficeRnD system
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if (memberObject){
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const entryData = {
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memberName: firstEntry.name,
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memberNumber: firstEntry['user no'],
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memberId: memberObject.memberId,
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date: firstEntry.date,
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time: firstEntry.time,
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event,
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};
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parsedData.push(entryData);
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} else {
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//Check if member is already labeled as unknown
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const unknownMember = unknownMembers.find((member) => member.details === firstEntry.name);
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if (!unknownMember){
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unknownMembers.push({
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error: csvParserErrors.UNKNOWN_MEMBER,
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details: firstEntry.name,
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file: file.name,
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});
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}
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}
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i+=2;
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} else {
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errors.push({
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error: csvParserErrors.INVALID_ENTRY_EXPECTED_PASSAGE_MODE,
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details: secondEntry || 'Last row in file',
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file: file.name,
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});
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i+=1;
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}
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} else {
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errors.push({
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error: csvParserErrors.INVALID_ENTRY_EXPECTED_USER,
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details: firstEntry,
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file: file.name,
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});
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i+=1;
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}
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}
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resolve({
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parsedData,
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unknownMembers,
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errors
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});
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});
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})
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.catch((error) => {
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reject(error);
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});
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});
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};
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const writeDoorLockEvent = (entry) => {
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db.doorLockEvent.findOrCreate({where: {...entry}, defaults: {...entry}})
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.then()
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.catch();
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};
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module.exports = {
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parseDoorLockDataFile,
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writeDoorLockEvent,
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};
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