🚀 프로젝트 완성

Author: bwoh

GunplaWinForm/Form1.Designer.cs

@@ -11,13 +11,14 @@
 
 namespace GunplaWinForm {
     public partial class Form1 : Form {
+
+        GunplaRepository db = new GunplaRepository();
+
         public Form1() {
             InitializeComponent();
         }
 
         private void button1_Click(object sender, EventArgs e) {
-            GunplaRepository db = new GunplaRepository();
-
             string error = db.Connect();
 
             if (error != null)
@@ -29,5 +30,56 @@ private void button1_Click(object sender, EventArgs e) {
             gridMechanic.DataSource = data;
             gridMechanic.DataMember = "mechanic";
         }
+
+        private void OnAdd(object sender, EventArgs e) {
+            if (textName.Text.ToString().Length == 0) {
+                MessageBox.Show("Name을 입력해 주세요.");
+                textName.Focus();
+                return;
+            }
+
+            if (textModel.Text.ToString().Length == 0) {
+                MessageBox.Show("Model을 입력해 주세요.");
+                textModel.Focus();
+                return;
+            }
+
+            if (textHeight.Text.ToString().Length == 0) {
+                MessageBox.Show("Height를 입력해 주세요.");
+                textHeight.Focus();
+                return;
+            }
+
+            double height = 0.0f;
+            if (double.TryParse(textHeight.Text, out height) == false) {
+                MessageBox.Show("Height를 double 타입으로 입력해 주세요.");
+                textHeight.Focus();
+                return;
+            }
+
+            if (textWeight.Text.ToString().Length == 0) {
+                MessageBox.Show("Weight를 입력해 주세요.");
+                textWeight.Focus();
+                return;
+            }
+
+            double weight = 0.0f;
+            if (double.TryParse(textWeight.Text, out weight) == false) {
+                MessageBox.Show("Weight를 double 타입으로 입력해 주세요.");
+                textWeight.Focus();
+                return;
+            }
+
+            db.Insert(
+                textName.Text, 
+                textModel.Text,
+                textManufacturer.Text,
+                textArmor.Text,
+                height,
+                weight
+            );
+
+            gridMechanic.DataSource = db.Mechanic();
+        }
     }
 }

GunplaWinForm/Form1.cs

@@ -11,7 +11,10 @@ class GunplaRepository {
         MySqlConnection dbc = null;
 
         public string Connect() {
-            string con = "server=52.79.110.60;user=root;database=gunpladb;port=52804;password=mysql1234";
+            if (dbc != null)
+                dbc.Close();
+
+            string con = "server=13.209.64.228;user=root;database=gunpladb;port=50513;password=mysql1234;charset='utf8'";
             dbc = new MySqlConnection(con);
             try {
                 dbc.Open();
@@ -26,14 +29,37 @@ public void Close() {
         }
 
         public DataSet Mechanic() {
-            MySqlDataAdapter adapter;
+            if (dbc.State != ConnectionState.Open)
+                return null;
+
             string query = "SELECT * FROM mechanic";
-            adapter = new MySqlDataAdapter(query, dbc);
+            MySqlDataAdapter adapter = new MySqlDataAdapter(query, dbc);
 
             DataSet data = new DataSet();
             adapter.Fill(data, "mechanic");
 
             return data;
         }
+
+        public string Insert(string name, string model, string manufacturer, string armor, double height, double weight) {
+            try {
+                string query = @"
+                    INSERT INTO mechanic (id, name, model, manufacturer, armor, height, weight) VALUES
+                    (null, @name, @model, @manufacturer, @armor, @height, @weight)
+                ";
+                MySqlCommand cmd = new MySqlCommand(query, dbc);
+                cmd.Parameters.AddWithValue("@name", name);
+                cmd.Parameters.AddWithValue("@model", model);
+                cmd.Parameters.AddWithValue("@manufacturer", manufacturer);
+                cmd.Parameters.AddWithValue("@armor", armor);
+                cmd.Parameters.AddWithValue("@height", height);
+                cmd.Parameters.AddWithValue("@weight", weight);
+                cmd.ExecuteNonQuery();
+                return null;
+            }
+            catch (Exception ex) {
+                return ex.ToString();
+            }
+        }
     }
 }