Delete database.js

database.js

@@ -1,109 +0,0 @@
-class DataBase {
-
-    /**
-     * 
-     * @readonly
-     */
-    static sqlite3 = require('sqlite3').verbose();
-    
-    /**
-    * 
-    * @readonly
-    */
-   static database = new this.sqlite3.Database('./database/database.db');
-    
-    /**
-     * 
-     * @param {String[]} keys 
-     * @param {String} table 
-     * @param {String} condition 
-     * @param {Boolean} some 
-     * @param {Function()} callback 
-     */
-    static getData(keys, table, condition = '', some = true, callback = () => {}) {
-        let sql = 'SELECT ';
-        for (let i = 0; i < keys.length; i++) {
-            sql += keys[i] === '*' ? keys[i] : '`' + keys[i] + '`';
-            if (keys.length > i + 1)
-                sql += ', ';
-        }
-        sql += ' FROM `' + table + '` ' + condition;
-        
-        if (some)
-            this.database.all(sql, (err, rows) => {
-                callback(err, rows);
-            });
-        else
-            this.database.get(sql, (err, row) => {
-                callback(err, row);
-            });
-    };
-    
-    /**
-     * 
-     * @param {String[]} keys 
-     * @param {Values[]} values 
-     * @param {String} table 
-     * @param {String} condition 
-     * @param {Function()} callback 
-     */
-    static updateData(keys, values, table, condition, callback = () => {}) {
-        let sql = 'UPDATE `' + table + '` SET ';
-        for (let i = 0; i < keys.length; i++) {
-            sql += '`' + keys[i] + '` = ' + this.ToString(values[i]);
-            if (keys.length > i + 1)
-                sql += ', ';
-        }
-        sql += ' ' + condition;
-        
-        this.database.run(sql, (err) => {
-            callback(err);
-        });
-    }
-    
-    /**
-     * @param {String[]} keys
-     * @param {String[]} values
-     * @param {String} table 
-     * @param {Function()} callback 
-     */
-    static insertData(keys, values, table, callback = () => {}) {
-        let sql = 'INSERT INTO `' + table + '` (';
-        for (let i = 0; i < keys.length; i++) {
-            sql += '`' + keys[i] + '`';
-            if (keys.length > i + 1)
-                sql += ', ';
-        }
-        sql += ') VALUES (';
-        for (let i = 0; i < values.length; i++) {
-            sql += this.ToString(values[i]);
-            if (values.length > i + 1)
-                sql += ', ';
-        }
-        sql += ')';
-
-        this.database.run(sql, (err) => {
-            callback(err);
-        });
-    };
-
-    /**
-     * 
-     * @param {String} table 
-     * @param {String} condition 
-     * @param {Function()} callback 
-     */
-    static deleteData(table, condition = '', callback = () => {}) {
-        this.database.run('DELETE FROM `' + table + '` ' + condition, (err) => {
-            callback(err);
-        });
-    }
-
-    static ToString(value) {
-        return typeof(value) === 'string' ? '\'' + value + '\'' : value;
-    }
-}
-
-module.exports = {
-    database: DataBase
-};