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migrating to typescript

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This commit is contained in:
Anatoly 2018-07-23 01:14:26 +03:00
parent 565db8de1b
commit e28d07b8fa
1 changed files with 26 additions and 38 deletions
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64
src/TableProcessor.js → src/TableProcessor.ts
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@ -18,54 +18,45 @@
*
* @author Anatoly Khaytovich <anatolyuss@gmail.com>
*/
'use strict';
const connect = require('./Connector');
const log = require('./Logger');
const generateError = require('./ErrorGenerator');
const extraConfigProcessor = require('./ExtraConfigProcessor');
import log from './Logger';
import Conversion from './Conversion';
import DBAccess from './DBAccess';
import DBAccessQueryResult from './DBAccessQueryResult';
import DBVendors from './DBVendors';
import * as extraConfigProcessor from './ExtraConfigProcessor';
/**
* Converts MySQL data types to corresponding PostgreSQL data types.
* This conversion performs in accordance to mapping rules in './config/data_types_map.json'.
* './config/data_types_map.json' can be customized.
*
* @param {Object} objDataTypesMap
* @param {String} mySqlDataType
*
* @returns {String}
*/
const mapDataTypes = (objDataTypesMap, mySqlDataType) => {
let retVal = '';
let arrDataTypeDetails = mySqlDataType.split(' ');
mySqlDataType = arrDataTypeDetails[0].toLowerCase();
const increaseOriginalSize = arrDataTypeDetails.indexOf('unsigned') !== -1 || arrDataTypeDetails.indexOf('zerofill') !== -1;
arrDataTypeDetails = null;
export function mapDataTypes(objDataTypesMap: any, mySqlDataType: string): string {
let retVal: string = '';
const arrDataTypeDetails: string[] = mySqlDataType.split(' ');
mySqlDataType = arrDataTypeDetails[0].toLowerCase();
const increaseOriginalSize: boolean = arrDataTypeDetails.indexOf('unsigned') !== -1 || arrDataTypeDetails.indexOf('zerofill') !== -1;
if (mySqlDataType.indexOf('(') === -1) {
// No parentheses detected.
retVal = increaseOriginalSize ? objDataTypesMap[mySqlDataType].increased_size : objDataTypesMap[mySqlDataType].type;
} else {
// Parentheses detected.
let arrDataType = mySqlDataType.split('(');
const strDataType = arrDataType[0].toLowerCase();
const strDataTypeDisplayWidth = arrDataType[1];
arrDataType = null;
const arrDataType: string[] = mySqlDataType.split('(');
const strDataType: string = arrDataType[0].toLowerCase();
const strDataTypeDisplayWidth: string = arrDataType[1];
if ('enum' === strDataType || 'set' === strDataType) {
retVal = 'character varying(255)';
} else if ('decimal' === strDataType || 'numeric' === strDataType) {
retVal = objDataTypesMap[strDataType].type + '(' + strDataTypeDisplayWidth;
retVal = `${ objDataTypesMap[strDataType].type }(${ strDataTypeDisplayWidth }`;
} else if ('decimal(19,2)' === mySqlDataType || objDataTypesMap[strDataType].mySqlVarLenPgSqlFixedLen) {
// Should be converted without a length definition.
retVal = increaseOriginalSize
? objDataTypesMap[strDataType].increased_size
: objDataTypesMap[strDataType].type;
retVal = increaseOriginalSize ? objDataTypesMap[strDataType].increased_size : objDataTypesMap[strDataType].type;
} else {
// Should be converted with a length definition.
retVal = increaseOriginalSize
? objDataTypesMap[strDataType].increased_size + '(' + strDataTypeDisplayWidth
: objDataTypesMap[strDataType].type + '(' + strDataTypeDisplayWidth;
? `${ objDataTypesMap[strDataType].increased_size }(${ strDataTypeDisplayWidth }`
: `${ objDataTypesMap[strDataType].type }(${ strDataTypeDisplayWidth }`;
}
}
@ -79,18 +70,15 @@ const mapDataTypes = (objDataTypesMap, mySqlDataType) => {
return retVal;
}
module.exports.mapDataTypes = mapDataTypes;
/**
* Migrates structure of a single table to PostgreSql server.
*
* @param {Conversion} self
* @param {String} tableName
*
* @returns {Promise}
*/
module.exports.createTable = (self, tableName) => {
return connect(self).then(() => {
export async function createTable(conversion: Conversion, tableName: string): Promise<void> {
const logTitle: string = 'createTable';
//
/*return connect(self).then(() => {
return new Promise((resolveCreateTable, rejectCreateTable) => {
log(self, '\t--[createTable] Currently creating table: `' + tableName + '`', self._dicTables[tableName].tableLogPath);
self._mysql.getConnection((error, connection) => {
@ -151,5 +139,5 @@ module.exports.createTable = (self, tableName) => {
}
});
});
});
};
});*/
}