modification loadInsrit

Code/IHM/MainWindow.xaml.cs

@@ -32,7 +32,7 @@ namespace IHM
 
         public void testSelect()
         {
-                 MessageBox.Show($"{Manager.SelectedInscrits.Id} + {Manager.SelectedInscrits.Nom} + {Manager.SelectedInscrits.Prenom} + {Manager.SelectedInscrits.Mail} + {Manager.SelectedInscrits.Mdp}");
+                 MessageBox.Show($"{Manager.SelectedInscrits}");
         }
 
         public void testSuppression()

Code/LinqToPgSQL/PersLinqToPgSQL.cs

@@ -12,43 +12,30 @@ namespace LinqToPgSQL
 {
     public class PersLinqToPgSQL : IPersistanceManager
     {
-        private static string Host = "90.114.135.116";
-        private static string User = "postgres";
-        private static string DBname = "conseco";
-        private static string Password = "lulu";
-        private static string Port = "5432";
-
-        string connexionBDD = String.Format("Server={0};Username{1};Database{2};Port{3};Password{4};SSLMode=Prefer",Host,User,DBname,Port,Password);
-        public Inscrit LoadInscrit()
+        string connexionBDD = String.Format("Server=90.114.135.116; Username=postgres; Database=conseco; Port=5432; Password=lulu; SSLMode=Prefer");
+        public string LoadInscrit(string id, string mdp)
         {
-            int t = 0;
-            Inscrit i=null;
             var conn = new NpgsqlConnection(connexionBDD);
-            Console.Out.WriteLine("Ouverture de la connection"); try
-            {
-                conn.Open();
-            }
-            catch
-            {
-                conn.Close();
-                Environment.Exit(0);
-            }
-            NpgsqlDataReader dbReader = new NpgsqlCommand("SELECT * FROM Inscrit", conn).ExecuteReader();
-            while (dbReader.Read())
+            Console.Out.WriteLine("Ouverture de la connection");
+            conn.Open();
+            using var cmd = new NpgsqlCommand("SELECT id FROM INSCRIT WHERE (nom=(@p) OR mail=(@p)) AND mdp=@p2",conn)
             {
-                t++;
-                i=new Inscrit(dbReader.GetString(0), dbReader.GetString(1), dbReader.GetString(2), dbReader.GetString(3), dbReader.GetString(4));  
-            }
-            dbReader.Close();
-            return i;
+                Parameters =
+                {
+                    new("p", id),
+                    new("p2", mdp)
+                 }
+            };
+            return cmd.ExecuteNonQuery().ToString(); 
         }
 
 
+
         /*Revoir la BDD, probleme de clé étrangère de devise*/
         public async void SupprimerInscritBdd(Inscrit i)
         {
             /*List<Inscrit> ListeInscrits = new List<Inscrit>(LoadInscrit());*/
-           
+
             var conn = new NpgsqlConnection(connexionBDD);
             Console.Out.WriteLine("Ouverture de la connection");
             conn.Open();
@@ -65,5 +52,6 @@ namespace LinqToPgSQL
                 await command.ExecuteNonQueryAsync();
             }
         }
+
     }
-}
+}

Code/Model/IPersistanceManager.cs

@@ -8,7 +8,7 @@ namespace Model
 {
     public interface IPersistanceManager
     {
-        Inscrit LoadInscrit();
+        string LoadInscrit(string id,string mdp);
         void SupprimerInscritBdd(Inscrit inscrit);
     }
 }

Code/Model/Manager.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.ComponentModel;
 using System.Linq;
+using Npgsql;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -12,37 +13,25 @@ namespace Model
     {
         public event PropertyChangedEventHandler? PropertyChanged;
         public IPersistanceManager Pers { get; private set; }
-        public Inscrit SelectedInscrits
-        {
-            get => selectedInscrits;
-            set
-            {
-                if (selectedInscrits != value)
-                {
-                    selectedInscrits = value;
-                    OnPropertyChanged(nameof(SelectedInscrits));
-                }
-            }
-        }
-        private Inscrit selectedInscrits;
+        public string SelectedInscrits;
+
         void OnPropertyChanged(string propertyName) => PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
 
         public Manager(IPersistanceManager persistance)
         {
-            SelectedInscrits = persistance.LoadInscrit();
             Pers = persistance;
         }
 
-        public void supprimerInscritBdd(Inscrit i)
+        public void SupprimerInscritBdd(Inscrit i)
         {
             Pers.SupprimerInscritBdd(i);
         }
 
-        /*     public void supprimerInscritBdd(Inscrit i)
-             {
-
+        public void LoadInscrit(string id, string mdp)
+        {
+            SelectedInscrits = Pers.LoadInscrit(id, mdp);
+        }
 
-             }*/
 
 
     }

Code/Model/Model.csproj

@@ -6,4 +6,8 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Npgsql" Version="6.0.7" />
+  </ItemGroup>
+
 </Project>