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background-utils.js
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background-utils.js
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const sqlite3 = window.require('sqlite3').verbose()
const log = window.require('electron-log');
const { Client, Pool } = window.require('pg');
const copyFrom = require('pg-copy-streams').from;
const path = window.require('path');
const isDev = window.require('electron-is-dev');
const { app, process } = window.require('electron').remote;
const createCsvWriter = window.require('csv-writer').createObjectCsvWriter;
const SQLITE3_DB_NAME = 'boda-lite.sqlite3';
const moTransform = window.require('./mo-name-transform');
var Excel = window.require('exceljs');
const fixPath = window.require('fix-path');
const fs = window.require('fs');
const bcf = window.require('./boda-cell-file');
const queryHelper = window.require('./query-helpers');
const baseline = window.require('./baseline');
const bgUtils = window.require('./bg-utils');
const { VENDOR_CM_FORMATS, VENDOR_PM_FORMATS, VENDOR_FM_FORMATS,
VENDOR_CM_PARSERS, VENDOR_PM_PARSERS, VENDOR_FM_PARSERS } = window.require('./vendor-formats');
const tems = window.require('./tems');
const csvToExcelCombiner = window.require('./csv-to-excel-combiner');
const EXCEL = window.require('./excel');
const bodaPM= window.require('./boda-pm');
const KML = window.require('./kml');
//Fix PATH env variable on Mac OSX
if(process.platform === 'darwin'){
fixPath();
//Append path to postgres binaries on Mac OSX
process.env.PATH = [
'/Library/PostgreSQL/10/bin',
'/Library/PostgreSQL/11/bin',
'/Library/PostgreSQL/12/bin',
process.env.PATH
].join(path.delimiter);
}
let basepath = app.getAppPath();
if (!isDev) {
basepath = process.resourcesPath
}
const SQLITE3_DB_PATH = path.join(basepath,'db',SQLITE3_DB_NAME);
async function getSQLiteReportInfo(reportId){
let reportInfo = await
new Promise((resolve, reject) => {
let db = new sqlite3.Database(SQLITE3_DB_PATH);
db.all("SELECT * FROM reports r WHERE rowid = ?",[reportId], (rErr, rRows) => {
if(rErr !== null){
log.error(rRows);
//@TODO: Show table data log error
reject(rErr);
}
resolve(rRows[0]);
});
});
return reportInfo;
}
function getSortAndFilteredQuery(query, columnNames, AGGridSortModel, AGGridFilterModel, AGGridColumns){
let newQuery = `SELECT * FROM (${query}) qt`;
let FilterCount = 0;
if (typeof AGGridFilterModel === 'undefined') return query;
columnNames.forEach(function(col, index){
if( typeof AGGridFilterModel[col] !== 'undefined' ){
let filterModel = AGGridFilterModel[col];
let value = AGGridFilterModel[col].filter;
FilterCount++;//used to determine where to place WHERE phrase
if(FilterCount === 1){
newQuery += ` WHERE `
}else{
newQuery += ` AND `
}
if( typeof filterModel.operator === 'undefined'){
let filterType = filterModel.type;
let filterValue= filterModel.filter;
if( filterType === 'contains' ){
newQuery += ` qt."${col}" LIKE '%${value}%' `
}
if( filterType === 'notEqual' ){
newQuery += ` qt."${col}" ~ '^(?!${value}$)' `
}
if( filterType === 'equals' ){
newQuery += ` qt."${col}" = '${value}' `
}
if( filterType === 'startsWith' ){
newQuery += ` qt."${col}" ~ '^${value}.*' `
}
if( filterType === 'endsWith' ){
newQuery += ` qt."${col}" ~ '.*${value}$' `
}
if( filterType === 'endsWith' ){
newQuery += ` qt."${col}" ~ '^((?!${value}).)*$' `
}
}else{
let filterOperator = filterModel.operator;
let condition1 = filterModel.condition1;
let condition2 = filterModel.condition2;
let filterValue1 = "";
let filterValue2 = "";
if(condition1.type === 'contains') {
filterValue1 = ".*" + condition1.filter + ".*";
}
if( condition1.type === 'notEqual' ){
filterValue1 = '^(?!'+condition1.filter + "$)";
}
if( condition1.type === 'equals' ){
filterValue1 = '^'+condition1.filter + "$";
}
if( condition1.type === 'startsWith' ){
filterValue1 = '^'+condition1.filter + ".*";
}
if( condition1.type === 'endsWith' ){
filterValue1 = '.*'+condition1.filter + "$";
}
if( condition1.type === 'notContains' ){
filterValue1 = '^((?!'+condition1.filter + ").)*$";
}
//condition2 filter
if(condition2.type === 'contains') {
filterValue2 = ".*" + condition2.filter + ".*";
}
if( condition2.type === 'notEqual' ){
filterValue2 = '^(?!'+condition2.filter + "$)";
}
if( condition2.type === 'equals' ){
filterValue2 = '^'+condition2.filter + "$";
}
if( condition2.type === 'startsWith' ){
filterValue2 = '^'+condition2.filter + ".*";
}
if( condition2.type === 'endsWith' ){
filterValue2 = '.*'+condition2.filter + "$";
}
if( condition2.type === 'notContains' ){
filterValue2 = '^((?!'+condition2.filter + ").)*$";
}
newQuery += ` ( qt."${col}" ~ '${filterValue1}' ${filterOperator} qt."${col}" ~ '${filterValue2}' ) `
}
}
});
//Sorting
if(AGGridSortModel.length > 0 ){
let sortCount = 0;
AGGridSortModel.forEach(function(model, idx){
let col = model.colId;
let dir = model.sort;
let colIdx = columnNames.indexOf(col);
if( idx === 0) {
newQuery += ` ORDER BY `
}else{
newQuery += ","
}
newQuery += ` qt."${col}" ${dir}`
});
}
return newQuery;
}
/**
* Generate CSV file from SQL query
*
* @param string csvFileName
* @param string outputFolder
* @param string query SQL query text
* @param string options CSV options like separator
*/
async function generateCSVFromQuery(csvFileName, outputFolder, query, options){
const fileName = csvFileName + '.csv'
try{
let results = await queryHelper.runQuery(query);
let header = []
results.fields.forEach((v,i) => {
header.push({id: v.name, title: v.name})
});
const csvWriter = createCsvWriter({
path: path.join(outputFolder, fileName),
header: header
});
await csvWriter.writeRecords(results.rows);
//Return paht to report file
return path.join(outputFolder, fileName);
}catch(e){
log.error(e);
return false;
}
}
//reference: https://stackoverflow.com/questions/181596/how-to-convert-a-column-number-eg-127-into-an-excel-column-eg-aa
function getCharFromNumber(columnNumber){
var dividend = columnNumber;
var columnName = "";
var modulo;
while (dividend > 0)
{
modulo = (dividend - 1) % 26;
columnName = String.fromCharCode(65 + modulo).toString() + columnName;
dividend = parseInt((dividend - modulo) / 26);
}
return columnName;
}
/**
* Generae Excel file from SQL query
*
* @param string csvFileName
* @param string outputFolder
* @param string query SQL query text
* @param options options Options like styles to apply to results for excel
*/
async function generateExcelFromQuery(excelFileName, outputFolder, query, options){
try{
const fileName = excelFileName + '.xlsx'
var excelOptions = {
filename: path.join(outputFolder, fileName),
useStyles: true
};
const workbook = new Excel.Workbook();
workbook.creator = 'Bodastage Solutions';
const worksheet = workbook.addWorksheet(excelFileName);
let results = await queryHelper.runQuery(query);
let headers = []
let tableFields = []
results.fields.forEach((v,i) => {
headers.push({key: v.name, header: v.name})
tableFields.push(v.name)
});
worksheet.columns = headers;
//Report table styles
let tableStyles = {};
if(typeof options.reportId !== 'undefined'){
const reportId = options.reportId;
const res = await queryHelper.runQuery(`SELECT options FROM reports.reports WHERE id = ${reportId}`);
const rptOptions = res.rows[0].options;
if(typeof rptOptions.tableStyles !== 'undefined'){
tableStyles = rptOptions.tableStyles;
}
}
results.rows.forEach((row,i) => {
const rowNumber = i + 2;
worksheet.addRow(row).commit();
worksheet.getRow(rowNumber).eachCell({ includeEmpty: true }, function (cell, colNumber) {
//columns
const colField = tableFields[colNumber-1]
if(typeof tableStyles[colField] !== 'undefined'){
const cellValue = row[colField];
const conditions = tableStyles[colField].conditions
styles = {}
for(var cIdx in conditions){
const cond = conditions[cIdx]
const styleConditions = cond.styleConditions;
const property = cond.property;
const propertyValue = cond.propertyValue;
//Array with resultfrom evaluating each style condition
let stArray = styleConditions.map( cdn => {
const op = cdn.op;
const rValType = cdn.rValType;
const rValue = cdn.rValue;
const rVal = rValType === 'COLUMN'? row[rValue] : rValue;
return bgUtils.checkStyleCondition(cellValue, op, rVal);
});
const styleResult = eval(stArray.join(" && "));
if(styleResult){
const styles = bgUtils.getExcelJsCellStyle(property, propertyValue)
if(Object.keys(styles.fill).length > 0 ){
cell.fill = styles.fill;
}
if(Object.keys(styles.font).length > 0 ){
cell.font = styles.font;
}
}
}
}
})
});
await workbook.xlsx.writeFile(path.join(outputFolder, fileName));
return path.join(outputFolder, fileName);
}catch(err){
log.error(err)
return false;
}
}
async function generateExcelOrCSV(fileName, outputFolder, query, format, options){
if(format === 'excel'){
return await generateExcelFromQuery(fileName, outputFolder, query, options);
}
return await generateCSVFromQuery(fileName, outputFolder, query, options);
}
/**
*
* @param veondor string vendor
* @param format string format
* @param csvFolder string
* @param truncateTables boolean Truncate tables before load. Values are true or false
* @param callbacks {beforeFileLoad, afterFileLoad, beforeLoad, afterLoad}
*
*/
async function loadCMDataViaStream(vendor, format, csvFolder,truncateTables, beforeFileLoad, afterFileLoad, beforeLoad, afterLoad){
const dbConDetails = await queryHelper.getSQLiteDBConnectionDetails('boda');
const hostname = dbConDetails.hostname;
const port = dbConDetails.port;
const username = dbConDetails.username;
const password = dbConDetails.password;
const connectionString = `postgresql://${username}:${password}@${hostname}:${port}/boda`;
const pool = new Pool({
connectionString: connectionString,
})
pool.on('error', (err, client) => {
log.error(err.toString());
client.release();
})
if(typeof beforeLoad === 'function'){
beforeLoad();
}
if(truncateTables === true) {
log.info("Truncate tables before loading is set to true.")
}
items = fs.readdirSync(csvFolder, { withFileTypes: true }).filter(dirent => !dirent.isDirectory()).map(dirent => dirent.name);
//This will be used to wait for the loading to complete before existing the function
let csvFileCount = items.length;
let filesNotLoaded = 0; //Keep count of files not loaded
//100 mb
const highWaterMark = 100 * 1024 * 1024;
//Time to wait for load to complete
const waitTime = 1; //1 second
//Maximum times to check
const maxLoadWait = 10; // x waitTime
for (let i=0; i< items.length; i++) {
let fileName = items[i];
let filePath = path.join(csvFolder, items[i]);
let moName = items[i].replace(/.csv$/i,'');
//Remap MO name e.g UCELLSETUP to UCELL inorder to load to appropriate table
if(vendor.toLowerCase() === 'huawei' && typeof moTransform.HUAWEI_MO_MAP[moName] !== 'undefined'){
moName = moTransform.HUAWEI_MO_MAP[moName];
log.info(`${fileName.replace(".csv","")} transformed to ${moName}}`);
}
if(vendor.toLowerCase() === 'ericsson' && typeof moTransform.HUAWEI_MO_MAP[moName] !== 'undefined'){
moName = moTransform.ERICSSON_MO_MAP[moName];
log.info(`${fileName.replace(".csv","")} transformed to ${moName}}`);
}
//Transform ZTE to import ZTE Plan Template data in correct tables
if(vendor.toLowerCase() === 'zte' && typeof moTransform.ZTE_MO_MAP[moName] !== 'undefined'){
moName = moTransform.ZTE_MO_MAP[moName];
log.info(`${fileName.replace(".csv","")} transformed to ${moName}}`);
}
//Transform Ericsson BSM inventory dump files
if(vendor.toLowerCase("ericsson") && format === 'BSM'){
moName = 'invBSM';
}
//Make sure Huawei MO names are always upper case
if(vendor.toLowerCase() === 'huawei'){
moName = moName.toUpperCase();
}
//Load Motorola Cell X Export
if(vendor.toLowerCase("motorola") && format === 'CELL_X_EXPORT'){
moName = 'cell_x_export';
}
//Transform AUTOBAK_XML mo names to uppercase
if(vendor.toLowerCase("huawei") && format === 'AUTOBAK_XML'){
moName = moName.toUpperCase();
}
let table = `${vendor.toLowerCase()}_cm."${moName}"`;
//Use to wait for each file to load
let fileIsLoading = true;
let client = null;
let copyFromStream = null;
try{
//Get client from pool
client = await pool.connect();
if(client.processID === null){
log.error('Failed to connect to database');
return false;
}
//Truncate
if(truncateTables === true) await client.query(`TRUNCATE ${table} RESTART IDENTITY CASCADE`);
copyFromStream = await client.query(copyFrom(`COPY ${table} (data) FROM STDIN`,{writableHighWaterMark : highWaterMark}));
}catch(e){
if( copyFromStream !== null) copyFromStream.end();
if( client !== null) client.release();
log.error(`Pool_Connect_Query: ${e.toString()}`);
log.info(`Skipping loading of ${moName}`);
//reduce the file count the needs to be processed
--csvFileCount;
fileIsLoading = false;
//Increament the count of files that have not been processed
++filesNotLoaded;
//Process next file
//@TODO:
continue;
}
copyFromStream.on('error', async (err) => {
log.error(`copyFromStream.errorEvent: ${err.toString()}. [${fileName}]`);
//Reduce load file count
//--csvFileCount;
fileIsLoading = false;
//By setting writeStatus to null, we are letting next write konw that there was an
//error in the previous attempt so we should exit csvToJson
writeStatus = null;
});
//Write stream status used to handle backpressure on the write stream
let writeStatus = true;
copyFromStream.on('drain', (err) => {
log.info(`Write stream drained for ${moName}`);
writeStatus = true;
});
copyFromStream.on('end', (err) => {
//reduce process file count
--csvFileCount;
log.info(`Loading of ${moName} is done. ${csvFileCount} csv files remaining to be processed.`);
writeStatus = true;
fileIsLoading = false;
});
if(typeof beforeFileLoad === 'function'){
beforeFileLoad(table, fileName, csvFolder);
}
//log.info(`copyFromStream.writableHighWaterMark: ${copyFromStream.writableHighWaterMark}`);
await new Promise((resolve, reject) => {
try{//@TODO: Test whether this try block is necessary
csv()
.fromFile(filePath)
.subscribe(async (json)=>{
// Remove """ from json
const jsonString = JSON.stringify(json);
//Escape backslash in jsonString
//Example scenario is "\"SubNetwork=ONRM_ROOT_MO_R\"" becomes ""SubNetwork=ONRM_ROOT_MO_R"" which causes an error on insertion.
//The replacement below escapes the backslash to preserve it ib the jsonString for insertion
var re = new RegExp(String.fromCharCode(92, 92), 'g');
const sanitizedJsonString= jsonString.replace(re,String.fromCharCode(92,92));
//Get out of subscribe if there was an error
if(writeStatus === null){
return;
}
writeStatus = copyFromStream.write(sanitizedJsonString + "\n");
//Sleep for 1s if status is false i.e to wait for the writable stream buffer/queue to free
while(writeStatus === false){
log.info(`Write status: ${writeStatus} for ${fileName}. Wait for 1 second for write buffer to clear.`);
await new Promise((rs, rj) => { setTimeout(rs,1000);});
}
},(err) => {//onError
log.error(`csvJoJson.onError: ${err.toString()}`);
copyFromStream.end();
reject();
},
()=>{//onComplete
log.info(`End of csvToJson for ${fileName}.`)
copyFromStream.end();
resolve(undefined);
});
}catch(e){
writeStatus = true; // -- to stop while(writeStatus === false) from continuing endlessly
log.error(`Catch:csvToJson Error: {e.toString()}`);
copyFromStream.end();
fileIsLoading = false;
reject(e)
}
});
//Wait for loading to complete. The csvToJson can complete before the streamWriter is done
await new Promise(async (rs, rj) => {
while(fileIsLoading === true ){
log.info(`Waiting for ${waitTime} seconds for loading of ${fileName} to complete...`);
await new Promise((rs, rj) => { setTimeout(rs, waitTime * 1000); });
}
//Release client i.e. return to pool
await client.release();
rs(undefined);
});
if(typeof afterFileLoad === 'function'){
afterFileLoad(table, fileName, csvFolder);
}
}
log.info(`${filesNotLoaded} files not loaded.`)
if(typeof afterLoad === 'function'){
afterLoad();
}
await pool.end();
return {status: "success", message: "Loading completed."}
}
/**
* Returns the path to the psql command on MacOs
*
* @returns string Path to psql
*/
function getPathToPsqlOnMacOSX(){
if( process.platform === 'darwin'){
//Enterprise DB installation
if (fs.existsSync('/Library/PostgreSQL/10/bin/psql')) return "/Library/PostgreSQL/10/bin/psql";
if (fs.existsSync('/Library/PostgreSQL/11/bin/psql')) return "/Library/PostgreSQL/11/bin/psql";
if (fs.existsSync('/Library/PostgreSQL/12/bin/psql')) return "/Library/PostgreSQL/12/bin/psql";
//PostgresApp
///Applications/Postgres.app/Contents/Versions/latest/bin
if (fs.existsSync('/Applications/Postgres.app/Contents/Versions/latest/bin/psql')) return "/Applications/Postgres.app/Contents/Versions/latest/bin/psql";
}
return "psql";
}
/*
* Run database migrations
*
* @param string hostname
* @param string port
* @param string username
* @param string password
* @param boolean refreshSetup
*
* @since 0.3.0
*/
async function runMigrations(hostname, port, username, password, refreshSetup){
//Fresh installation
if(refreshSetup === true){
log.info("Running refresh database setup...");
const connectionString = `postgresql://${username}:${password}@${hostname}:${port}/postgres`;
const client = new Client({
connectionString: connectionString,
});
client.connect((err) => {
if(err){
return err;
}
});
//@TODO: Check if user wants to recreate database or just update
try{
let results = await
new Promise( async (resolve, reject) => {
let res = await client.query("SELECT pg_terminate_backend(pid) FROM pg_stat_activity WHERE pid <> pg_backend_pid() AND datname = 'boda'");
res = await client.query("DROP DATABASE IF EXISTS boda");
res = await client.query("DROP ROLE IF EXISTS bodastage");
res = await client.query("CREATE USER bodastage WITH PASSWORD 'password'");
res = await client.query("CREATE DATABASE boda owner bodastage");
client.end();
if(typeof res.err !== 'undefined') reject("Error occured"); else resolve("Database and role created successfully.");
});
}catch(e){
return {status: 'error', message: 'Error occurred while running migrations. See log for details'}
}
//add tablefunc extension
const connStr2 = `postgresql://${username}:${password}@${hostname}:${port}/boda`;
const client2 = new Client({connectionString: connStr2});
client2.connect((err) => {
if(err){
log.error(err)
return {status: 'error', message: 'Error occurred while creating tablefunc extension. See log for details'}
}
});
try{
let results = await
new Promise( async (resolve, reject) => {
const res = await client2.query("CREATE EXTENSION IF NOT EXISTS tablefunc");
client2.end();
if(typeof res.err !== 'undefined') reject("Error occured while creating tablefunc extension"); else resolve("tablefunc extension created successfully.");
});
}catch(e){
return {status: 'error', message: 'Error occurred while creating tablefunc extension. See log for details'}
}
}//if refreshSetup === true
//Get app base path
let basePath = app.getAppPath();
if (!isDev) basePath = process.resourcesPath;
//Create boda database
const dbCon = await queryHelper.getSQLiteDBConnectionDetails('boda');
const bodaConnStr = `postgresql://${dbCon.username}:${dbCon.password}@${dbCon.hostname}:${dbCon.port}/boda`;
const migrationDir = path.join(basePath,'db','migrations');
const options = {
databaseUrl: bodaConnStr ,
dir: migrationDir,
direction: 'up',
count: Infinity,
migrationsTable: 'pgmigrations',
log: log.log
};
log.info(`Migration directory: ${migrationDir}`)
const migrationRunner = window.require('node-pg-migrate');
try {
await migrationRunner(options);
} catch(e) {
log.error(e.toString());
return {status: 'error', message: 'Error occurred while running migrations. See log for details'}
}
return {status: 'success', message: 'Database setup/upgrade completed successfully'}
}
/*
* Parse measurement collection XML files
*
* @param string inputFolder
* @param string outputFolder
*/
function parseMeasuremenetCollectionXML(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse){
let basepath = app.getAppPath();
if (!isDev) {
basepath = process.resourcesPath
}
const parser = VENDOR_PM_PARSERS[vendor][format]
const parserPath = path.join(basepath,'libraries',parser)
let commandArgs = ['-jar', parserPath, '-i',inputFolder,'-o',outputFolder];
const child = spawnSync('java', commandArgs);
log.info(`java ${commandArgs.join(" ")}`);
if(child.status != 0){
log.error(`[parseMeasuremenetCollectionXML] error:${child.output.toString()}`);
return {status: 'error', message: `Error parsing ${vendor} PM ${format}`}
}else{
//log.info(child.output.toString())
}
return {status: 'success', message: `${vendor} PM files successfully parsed.`}
}
/*
* Parse Huawei NE Based measurement collection XML files
*
*/
function parseHuaweiNeBasedMeasCollecXML(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse){
let basepath = app.getAppPath();
if (!isDev) {
basepath = process.resourcesPath
}
const parser = VENDOR_PM_PARSERS[vendor][format]
const parserPath = path.join(basepath,'libraries',parser)
let commandArgs = ['-jar', parserPath, '-i',inputFolder,'-o',outputFolder];
const child = spawnSync('java', commandArgs);
log.info(`java ${commandArgs.join(" ")}`);
if(child.status != 0){
log.error(`[parseHuaweiNeBasedMeasCollecXML] error:${child.output.toString()}`);
return {status: 'error', message: `Error parsing ${vendor} PM ${format}`}
}else{
//log.info(child.output.toString())
}
return {status: 'success', message: `${vendor} PM files successfully parsed.`}
}
function parseNokiaPMXML(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse){
let basepath = app.getAppPath();
if (!isDev) {
basepath = process.resourcesPath
}
const parser = VENDOR_PM_PARSERS[vendor][format]
const parserPath = path.join(basepath,'libraries',parser)
let commandArgs = ['-jar', parserPath, '-i',inputFolder,'-o',outputFolder];
const child = spawnSync('java', commandArgs);
log.info(`java ${commandArgs.join(" ")}`);
if(child.status != 0){
log.error(`[parseNokiaPMXML] error:${child.output.toString()}`);
return {status: 'error', message: `Error parsing ${vendor} PM ${format}`}
}else{
//log.info(child.output.toString())
}
return {status: 'success', message: `${vendor} PM files successfully parsed.`}
}
function parsePMFiles(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse, ){
if( vendor === 'ERICSSON' && format === 'MEAS_COLLEC_XML'){
return parseMeasuremenetCollectionXML(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse)
}
if( vendor === 'HUAWEI' && format === 'NE_BASED_MEAS_COLLEC_XML'){
return parseHuaweiNeBasedMeasCollecXML(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse)
}
if( vendor === 'NOKIA' && format === 'PM_XML'){
return parseNokiaPMXML(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse)
}
if(vendor === 'BODASTAGE' && format === 'CSV'){
return {status: "success", message: "No parsing for PM data needed."}
}
return {status: 'error', message: 'PM processing not yet implemented.'}
}
/*
* Parse network dumps and traces
*
* @param string dataType Type of data being loaded
* @param string vendor Vendor
* @param string format format
* @param string inputFolder
* @param boolean outputFolder
* @param function beforeFileParse
* @param function afterFileParse
* @param function beforeParse
* @param function afterParse
*
* @since 0.3.0
*/
async function parseData(dataType, vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse){
if(dataType === 'PM'){
return parsePMFiles(vendor, format, inputFolder, outputFolder, beforeFileParse, afterFileParse, beforeParse, afterParse);
}
if(dataType === 'FM'){
return {status: 'success', message: 'FM processing not yet implemented.'}
}
if(dataType === 'CM'){
if( vendor === 'BODASTAGE') return {status: 'success', message: 'No parsing necessary for the Boda cell file.'}
return {status: 'success', message: 'CM processing not yet implemented.'}
}
return {status: 'error', message: 'Unknown data type'}
}
/*
* Load Boda Cell File
*
* @param string input folder
* @param boolean truncateTables
* @deprecated
*
* @since 0.3.0
*/
async function loadBodaCellFile(inputFolder, truncateTables, beforeFileLoad, afterFileLoad, beforeLoad, afterLoad){
//1.Load cells
// -get columns from first row
// -validate that the key parameter columns exist
// -
//2.add nbrs
const dbConDetails = await queryHelper.getSQLiteDBConnectionDetails('boda');
const hostname = dbConDetails.hostname;
const port = dbConDetails.port;
const username = dbConDetails.username;
const password = dbConDetails.password;
const connectionString = `postgresql://${username}:${password}@${hostname}:${port}/boda`;
const pool = new Pool({
connectionString: connectionString,
})
pool.on('error', (err, client) => {
log.error(err.toString());
client.release();
})
if(typeof beforeLoad === 'function'){
beforeLoad();
}
if(truncateTables === true) {
log.info("Truncate tables before loading is set to true.")
client = await pool.connect();
if(client.processID === null){
log.error('Failed to connect to database');
return {status: "error", message: 'Failed to connect to database during boda cell file loading'};
}
await client.query(`TRUNCATE plan_network."2g_cells" RESTART IDENTITY CASCADE`);
await client.query(`TRUNCATE plan_network."3g_cells" RESTART IDENTITY CASCADE`);
await client.query(`TRUNCATE plan_network."4g_cells" RESTART IDENTITY CASCADE`);
client.release();
}
fileList = fs.readdirSync(inputFolder, { withFileTypes: true }).filter(dirent => !dirent.isDirectory()).map(dirent => dirent.name);
for (let i=0; i< fileList.length; i++) {
let fileName = fileList[i];
let filePath = path.join(inputFolder, fileList[i]);
client = await pool.connect();
if(client.processID === null){
log.error('Failed to connect to database');
return {status: "error", message: 'Failed to connect to database during boda cell file loading'};
}
let parameterList = [];
//This is used to capture load error in onError Event
let loadError = null;
await new Promise((resolve, reject) => {
csv({output: "csv", noheader:true, trim:true})
.fromFile(filePath)
.subscribe(async (csvRow, index)=>{
//Header column
if(index === 0){
parameterList = csvRow;
return;
}
//Insert cell parameters
const sql = bcf.generateParameterInsertQuery(parameterList, csvRow);
log.log(sql);
await client.query(sql);
//Insert relations
const nbrSQL = bcf.generateNbrInsertQuery(parameterList, csvRow);
log.log(nbrSQL);
if (nbrSQL !== null) await client.query(nbrSQL);
},(err) => {//onError
log.error(`csvJoJson.onError: ${err.toString()}`);
client.release();
loadError = `Error while loading ${fileName}`;
resolve();
},
()=>{//onComplete
log.info(`End of csvToJson for ${fileName}.`)
client.release();
resolve();
});
});//eof: promise
//Return error status if loadError is not null
if(loadError !== null) return {status: 'error', message: loadError};
}
if(typeof afterLoad === 'function'){
afterLoad();
}
return {status: 'success', message: 'Boda Cell File successfully loaded.'}
}
async function loadEricssonMeasCollectXML(inputFolder, truncateTables, beforeFileLoad, afterFileLoad, beforeLoad, afterLoad){
const dbConDetails = await queryHelper.getSQLiteDBConnectionDetails('boda');