intern-Assignment/Sequelize-library/node_modules/sequelize-cli/lib/commands/database.js
2025-01-31 15:20:39 +05:30

100 lines
4.5 KiB
JavaScript

"use strict";
var _process = _interopRequireDefault(require("process"));
var _yargs = require("../core/yargs");
var _migrator = require("../core/migrator");
var _helpers = _interopRequireDefault(require("../helpers"));
var _lodash = require("lodash");
var _cliColor = _interopRequireDefault(require("cli-color"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const Sequelize = _helpers.default.generic.getSequelize();
exports.builder = yargs => (0, _yargs._baseOptions)(yargs).option('charset', {
describe: 'Pass charset option to dialect, MYSQL only',
type: 'string'
}).option('collate', {
describe: 'Pass collate option to dialect',
type: 'string'
}).option('encoding', {
describe: 'Pass encoding option to dialect, PostgreSQL only',
type: 'string'
}).option('ctype', {
describe: 'Pass ctype option to dialect, PostgreSQL only',
type: 'string'
}).option('template', {
describe: 'Pass template option to dialect, PostgreSQL only',
type: 'string'
}).argv;
exports.handler = async function (args) {
const command = args._[0];
// legacy, gulp used to do this
await _helpers.default.config.init();
const sequelize = getDatabaseLessSequelize();
const config = _helpers.default.config.readConfig();
const options = (0, _lodash.pick)(args, ['charset', 'collate', 'encoding', 'ctype', 'template']);
const queryInterface = sequelize.getQueryInterface();
const queryGenerator = queryInterface.queryGenerator || queryInterface.QueryGenerator;
const query = getCreateDatabaseQuery(sequelize, config, options);
switch (command) {
case 'db:create':
await sequelize.query(query, {
type: sequelize.QueryTypes.RAW
}).catch(e => _helpers.default.view.error(e));
_helpers.default.view.log('Database', _cliColor.default.blueBright(config.database), 'created.');
break;
case 'db:drop':
await sequelize.query(`DROP DATABASE IF EXISTS ${queryGenerator.quoteIdentifier(config.database)}`, {
type: sequelize.QueryTypes.RAW
}).catch(e => _helpers.default.view.error(e));
_helpers.default.view.log('Database', _cliColor.default.blueBright(config.database), 'dropped.');
break;
}
_process.default.exit(0);
};
function getCreateDatabaseQuery(sequelize, config, options) {
const queryInterface = sequelize.getQueryInterface();
const queryGenerator = queryInterface.queryGenerator || queryInterface.QueryGenerator;
switch (config.dialect) {
case 'postgres':
case 'postgres-native':
return 'CREATE DATABASE ' + queryGenerator.quoteIdentifier(config.database) + (options.encoding ? ' ENCODING = ' + queryGenerator.quoteIdentifier(options.encoding) : '') + (options.collate ? ' LC_COLLATE = ' + queryGenerator.quoteIdentifier(options.collate) : '') + (options.ctype ? ' LC_CTYPE = ' + queryGenerator.quoteIdentifier(options.ctype) : '') + (options.template ? ' TEMPLATE = ' + queryGenerator.quoteIdentifier(options.template) : '');
case 'mysql':
return 'CREATE DATABASE IF NOT EXISTS ' + queryGenerator.quoteIdentifier(config.database) + (options.charset ? ' DEFAULT CHARACTER SET ' + queryGenerator.quoteIdentifier(options.charset) : '') + (options.collate ? ' DEFAULT COLLATE ' + queryGenerator.quoteIdentifier(options.collate) : '');
case 'mssql':
return "IF NOT EXISTS (SELECT * FROM sys.databases WHERE name = N'" + config.database + "')" + ' BEGIN' + ' CREATE DATABASE ' + queryGenerator.quoteIdentifier(config.database) + (options.collate ? ' COLLATE ' + options.collate : '') + ' END;';
default:
_helpers.default.view.error(`Dialect ${config.dialect} does not support db:create / db:drop commands`);
return 'CREATE DATABASE ' + queryGenerator.quoteIdentifier(config.database);
}
}
function getDatabaseLessSequelize() {
let config = null;
try {
config = _helpers.default.config.readConfig();
} catch (e) {
_helpers.default.view.error(e);
}
config = (0, _lodash.cloneDeep)(config);
config = (0, _lodash.defaults)(config, {
logging: _migrator.logMigrator
});
switch (config.dialect) {
case 'postgres':
case 'postgres-native':
config.database = 'postgres';
break;
case 'mysql':
delete config.database;
break;
case 'mssql':
config.database = 'master';
break;
default:
_helpers.default.view.error(`Dialect ${config.dialect} does not support db:create / db:drop commands`);
}
try {
return new Sequelize(config);
} catch (e) {
_helpers.default.view.error(e);
}
}