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‎C-Sharf Classes/Classes/Database.cs‎

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/**
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* __________________________________________________________________
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*
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* C-Sharf Custom Classes
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* __________________________________________________________________
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*
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* MIT License
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*
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* Copyright (c) 2020 Wilfred V. Pine
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @package C-Sharf Custom Classes
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* @author Wilfred V. Pine <only.master.red@gmail.com>
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* @copyright Copyright 2020 (https://red.confired.com)
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* @link https://confired.com
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* @license https://opensource.org/licenses/MIT MIT License
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*/
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using System;
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using System.Data;
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using System.Windows.Forms;
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using MySql.Data.MySqlClient;
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namespace C_Sharf_Classes.Classes
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{
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class Database : Config
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{
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// instantiate public variable
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Public_variables public_vars = new Public_variables();
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// connection string
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private static string constring = "server=localhost;uid=" + dbuser + ";pwd='" + dbpassword + "';database=" + dbname;
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public MySqlConnection con = new MySqlConnection(constring);
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MySqlCommand cmd;
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MySqlDataReader reader;
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MySqlDataAdapter da;
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DataTable dt;
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// Check Database Connection
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public Database()
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{
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con = new MySqlConnection(constring);
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try
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{
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if(con.State == ConnectionState.Closed)
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con.Open();
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}
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catch (Exception ex)
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{
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Application.Exit();
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MessageBox.Show(ex.Message);
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}
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}
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// select or search = return a row
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public MySqlDataReader select(string qry)
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{
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con = new MySqlConnection(constring);
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con.Open();
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cmd = new MySqlCommand(qry, con);
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reader = cmd.ExecuteReader();
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return reader;
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}
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// create / update / delete
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public void cud(string qry, string msg = "")
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{
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con = new MySqlConnection(constring);
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con.Open();
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cmd = new MySqlCommand(qry, con);
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if (cmd.ExecuteNonQuery() > 0)
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{
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if (msg == "")
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MessageBox.Show("Transaction Complete!");
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else
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MessageBox.Show(msg);
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}
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else
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{
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MessageBox.Show("Sorry! There's something wrong.");
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}
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}
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// Save
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public void save(string table, string[] column, string[] bind)
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{
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con = new MySqlConnection(constring);
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con.Open();
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string fields = "";
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foreach (string col in column)
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{
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fields = fields + col + ',';
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}
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string value = "";
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foreach (string val in bind)
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{
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value = value + "'" + val + "',";
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}
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var qry = "INSERT INTO " + table + "(" + fields.TrimEnd(',') + ") VALUES(" + value.TrimEnd(',') + ")";
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cmd = new MySqlCommand(qry, con);
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if (cmd.ExecuteNonQuery() > 0)
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{
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MessageBox.Show("Successfully saved.");
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}
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else
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{
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MessageBox.Show("Sorry! There's something wrong.");
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}
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}
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// datasource / select rows / for DataGridView
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public void table(string qry, DataGridView dgv, string[] header = null)
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{
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dgv.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
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dgv.MultiSelect = false;
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dgv.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
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con = new MySqlConnection(constring);
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con.Open();
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da = new MySqlDataAdapter(qry, con);
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dt = new DataTable();
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da.Fill(dt);
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dgv.DataSource = dt;
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if (header != null)
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{
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foreach (DataGridViewColumn dgvcolumn in dgv.Columns)
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{
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dgvcolumn.HeaderText = header[dgvcolumn.Index];
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}
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}
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}
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// select & add to combo box
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public void list(string qry, ComboBox comboBox)
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{
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con = new MySqlConnection(constring);
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con.Open();
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cmd = new MySqlCommand(qry, con);
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reader = cmd.ExecuteReader();
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comboBox.Items.Clear();
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while (reader.Read())
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{
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comboBox.Items.Add(reader[0].ToString());
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comboBox.AutoCompleteCustomSource.Add(reader[0].ToString());
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}
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}
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// check data if exist
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public bool exist(string qry)
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{
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con = new MySqlConnection(constring);
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con.Open();
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cmd = new MySqlCommand(qry, con);
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reader = cmd.ExecuteReader();
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if (reader.Read())
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return true;
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else
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return false;
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}
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//MAx ID
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public void maxid(String column, String tbl)
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{
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con = new MySqlConnection(constring);
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con.Open();
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var cmd = new MySqlCommand("SELECT MAX(" + column + ") from " + tbl + "", con);
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var reader = cmd.ExecuteReader();
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if (reader.Read())
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{
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try
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{
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public_vars.maxid = reader.GetInt32(0) + 1;
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}
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catch (Exception)
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{
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public_vars.maxid = 1;
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}
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}
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}
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}
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}

‎C-Sharf Classes/Classes/Date_time.cs‎

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/**
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* __________________________________________________________________
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*
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* C-Sharf Custom Classes
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* __________________________________________________________________
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*
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* MIT License
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*
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* Copyright (c) 2020 Wilfred V. Pine
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*
11+
* Permission is hereby granted, free of charge, to any person obtaining a copy
12+
* of this software and associated documentation files (the "Software"), to deal
13+
* in the Software without restriction, including without limitation the rights
14+
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15+
* copies of the Software, and to permit persons to whom the Software is
16+
* furnished to do so, subject to the following conditions:
17+
*
18+
* The above copyright notice and this permission notice shall be included in
19+
* all copies or substantial portions of the Software.
20+
*
21+
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22+
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23+
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
24+
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25+
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26+
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @package C-Sharf Custom Classes
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* @author Wilfred V. Pine <only.master.red@gmail.com>
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* @copyright Copyright 2020 (https://red.confired.com)
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* @link https://confired.com
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* @license https://opensource.org/licenses/MIT MIT License
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*/
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using System;
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namespace C_Sharf_Classes.Classes
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{
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class Date_time
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{
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//instantiate public variables
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Public_variables public_vars = new Public_variables();
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public void date_format(string format)
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{
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public_vars.default_date_format = format;
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}
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public string reFormat(string date)
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{
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DateTime dt;
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var isValidDate = DateTime.TryParse(date, out dt);
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if (isValidDate)
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return dt.ToString(public_vars.default_date_format);
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else
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return $"{date} is not a valid date string";
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}
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public string toReadableDate(string date)
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{
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DateTime dt;
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var isValidDate = DateTime.TryParse(date, out dt);
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if (isValidDate)
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return dt.ToString("MMMM dd, yyyy");
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else
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return $"{date} is not a valid date string";
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}
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public string toTimeStamp(string date)
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{
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DateTime dt;
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var isValidDate = DateTime.TryParse(date, out dt);
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if (isValidDate)
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return dt.Ticks.ToString();
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else
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return $"{date} is not a valid date string";
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}
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public string getDate(string date)
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{
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DateTime dt;
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var isValidDate = DateTime.TryParse(date, out dt);
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if (isValidDate)
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return dt.Day.ToString();
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else
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return $"{date} is not a valid date string";
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}
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public string getMonth(string date)
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{
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DateTime dt;
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var isValidDate = DateTime.TryParse(date, out dt);
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if (isValidDate)
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return dt.Month.ToString();
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else
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return $"{date} is not a valid date string";
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}
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public string getYear(string date)
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{
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DateTime dt;
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var isValidDate = DateTime.TryParse(date, out dt);
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if (isValidDate)
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return dt.Year.ToString();
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else
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return $"{date} is not a valid date string";
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}
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}
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}

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