using DbTools;
using System.Data.SQLite;
using System.IO;
using System.Windows.Forms;

namespace DbToolsTester.Forms {
    public partial class MainForm : DevExpress.XtraEditors.XtraForm {
        public string DatabaseName { get; set; }
        public string Database1File { get; set; }
        public string Database2File { get; set; }

        public MainForm() {
            InitializeComponent();
        }

        private void XtraTabControl1_CustomHeaderButtonClick(object sender, DevExpress.XtraTab.ViewInfo.CustomHeaderButtonEventArgs e) {
            string tag = e.Button.Tag?.ToString();
            if (tag == "open") {
                Database1File = getDatabaseFile("Select Original / Production Database...");
                Database2File = getDatabaseFile("Select Template / New Schema Database...");

                DatabaseName = Path.GetFileNameWithoutExtension(Database1File);
                Text += " [ Production DB = " + Path.GetFileName(Database1File) + "; Schema DB = " + Path.GetFileName(Database2File) + " ]";
            } else if (tag == "clear") {
                Database1File = null;
                Database2File = null;

                db1Sql.Clear();
                db2Sql.Clear();
                deltaSql.Clear();

                Text = "DbSync Tester";
            }
        }

        private string getDatabaseFile(string title = "Select Database File...") {
            OpenFileDialog dlg = new OpenFileDialog() {
                Filter = "Database Files (*.sql;*.sqlite;*.db)|*.sql;*.sqlite;*.db|SQL Files (*.sql)|*.sql|Sqlite Files (*.sqlite;*.db)|*.sqlite;*.db|Text Files (*.txt)|*.txt|All Files (*.*)|*.*",
                CheckFileExists = true,
                Multiselect = false,
                Title = title
            };
            if (dlg.ShowDialog() == DialogResult.OK) {
                return dlg.FileName;
            }
            return null;
        }

        private void ToolbarItemClicked(object sender, DevExpress.XtraBars.ItemClickEventArgs e) {
            if (e.Item.Equals(bbiDelta)) {
                SQLiteConnection db1 = new SQLiteConnection("Data Source=" + Database1File + ";Version=3;");
                SQLiteConnection db2 = new SQLiteConnection("Data Source=" + Database2File + ";Version=3;");

                Delta delta = new Delta();
                deltaSql.Text = delta.BuildDelta(db1, db2, true, true);
                db1Sql.Text = delta.Db1Sql;
                db2Sql.Text = delta.Db2Sql;
            }
        }
    }
}