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@@ -0,0 +1,76 @@
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+---------------------------------------------------------------------------------------------------------------------------------------------------------
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+
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+//Резерв C# команд (Win Forms)
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+
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+//Авторизация через базу данных:
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+
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+ using (var db = new LeTest5Entities())
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+ {
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+ var Users1 = db.Users1.AsNoTracking().FirstOrDefault(u => u.login == textBox1.Text && u.pass == textBox2.Text);
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+
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+ if (Users1 == null)
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+ {
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+ label4.Text = "Неверный логин/пароль";
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+ return;
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+ }
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+
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+ switch (Users1.status)
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+ {
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+ case "admin":
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+ {
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+ admin123 sf = new admin123();
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+ sf.Owner = this;
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+ sf.Show();
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+ this.Hide();
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+
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+ MessageBox.Show("Добро пожаловать админ!");
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+ break;
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+ }
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+
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+ case "operator":
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+ {
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+ Products sf = new Products();
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+ sf.Owner = this;
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+ sf.Show();
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+ this.Hide();
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+ MessageBox.Show("Добро пожаловать оператор!");
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+ break;
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+ }
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+ }
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+ }
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+
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+
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+---------------------------------------------------------------------------------------------------------------------------------------------------------
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+
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+
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+//Регистрация в базе данных:
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+
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+ using (var db = new LeTest5Entities())
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+ {
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+ if (string.IsNullOrEmpty(textBox1.Text) | string.IsNullOrEmpty(textBox2.Text) | string.IsNullOrEmpty(textBox3.Text))
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+ {
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+
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+ }
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+ else
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+ {
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+ bool registr = db.Users1.Any(u => u.login == textBox1.Text|u.pass == textBox2.Text);
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+ if (!registr)
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+ {
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+
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+ db.Database.ExecuteSqlCommand($"INSERT INTO Users1 (login, pass, status)\nVALUES('{textBox1.Text}','{textBox2.Text}','{textBox3.Text}');");
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+
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+ }
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+ else
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+ {
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+
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+ }
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+ }
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+
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+ }
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+
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+
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+---------------------------------------------------------------------------------------------------------------------------------------------------------
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+
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+
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+
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+
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