From c9aa4397124e64c91fd5551d72787280c0f0f5b2 Mon Sep 17 00:00:00 2001
From: Daniel Schick <schick@textbausteine.net>
Date: Mon, 17 Apr 2023 07:49:27 +0200
Subject: [PATCH] saving securables, more logic

---
 misc/create_schema.sql            |  3 +-
 src/RoleEditor/MainWindow.xaml    |  6 ++--
 src/RoleEditor/MainWindow.xaml.cs |  8 +++--
 src/brecal.model/Securable.cs     | 59 +++++++++++++++++++++++++++++--
 src/brecal.mysql/DBManager.cs     |  2 +-
 5 files changed, 67 insertions(+), 11 deletions(-)

diff --git a/misc/create_schema.sql b/misc/create_schema.sql
index 7bf326f..e8e7676 100644
--- a/misc/create_schema.sql
+++ b/misc/create_schema.sql
@@ -101,7 +101,6 @@ CREATE TABLE `participant` (
 	`street` VARCHAR(128) NULL DEFAULT NULL,
 	`postal_code` VARCHAR(5) NULL DEFAULT NULL,
 	`city` VARCHAR(64) NULL DEFAULT NULL,
-	`roles` INT(10) UNSIGNED NULL DEFAULT 0 COMMENT 'Bitarray of assigned roles',
 	`flags` INT(10) UNSIGNED NULL DEFAULT NULL,
 	`created` DATETIME NULL DEFAULT current_timestamp(),
     `modified` DATETIME NULL DEFAULT NULL ON UPDATE current_timestamp(),
@@ -187,7 +186,7 @@ ENGINE=InnoDB
 
 
 CREATE TABLE `securable` (
-	`id` INT(10) UNSIGNED NOT NULL,
+	`id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
 	`name` VARCHAR(50) NOT NULL DEFAULT '',
 	`created` DATETIME NULL DEFAULT current_timestamp(),
   	`modified` DATETIME NULL DEFAULT NULL ON UPDATE current_timestamp(),
diff --git a/src/RoleEditor/MainWindow.xaml b/src/RoleEditor/MainWindow.xaml
index 8d24419..a8662ba 100644
--- a/src/RoleEditor/MainWindow.xaml
+++ b/src/RoleEditor/MainWindow.xaml
@@ -174,8 +174,8 @@
                 </Button>
                 <Label Content="Name" Grid.Row="4" Grid.Column="1" HorizontalAlignment="Right" />
                 <Label Content="Descr." Grid.Row="5" Grid.Column="1" HorizontalAlignment="Right" />
-                <TextBox x:Name="textBoxRoleName" Grid.Row="4" Grid.Column="2" Margin="2" />
-                <TextBox x:Name="textBoxRoleDescription" Grid.Row="5" Grid.Column="2" Grid.RowSpan="2" Margin="2" />
+                <TextBox x:Name="textBoxRoleName" Grid.Row="4" Grid.Column="2" Margin="2" VerticalContentAlignment="Center"/>
+                <TextBox x:Name="textBoxRoleDescription" Grid.Row="5" Grid.Column="2" Grid.RowSpan="2" Margin="2" VerticalContentAlignment="Top"/>
                 <Button x:Name="buttonSaveRole" Grid.Row="7" Grid.Column="2" Margin="2" Click="buttonSaveRole_Click">
                     <DockPanel>
                         <Image Source="./Resources/disk_blue.png" Margin="0,0,5,0" Height="24" DockPanel.Dock="Left" Width="16"/>
@@ -225,7 +225,7 @@
                     <Image Source="./Resources/delete2.png" Margin="0,0,5,0" Height="24" DockPanel.Dock="Left" Width="22"/>
                 </Button>
                 <Label Content="Name" Grid.Row="4" Grid.Column="1" HorizontalAlignment="Right" />
-                <TextBox x:Name="textBoxSecurableName" Grid.Row="4" Grid.Column="2" Margin="2" />
+                <TextBox x:Name="textBoxSecurableName" Grid.Row="4" Grid.Column="2" Margin="2" VerticalContentAlignment="Center"/>
                 <Button x:Name="buttonSaveSecurable" Grid.Row="5" Grid.Column="2" Margin="2" Click="buttonSaveSecurable_Click">
                     <DockPanel>
                         <Image Source="./Resources/disk_blue.png" Margin="0,0,5,0" Height="24" DockPanel.Dock="Left" Width="16"/>
diff --git a/src/RoleEditor/MainWindow.xaml.cs b/src/RoleEditor/MainWindow.xaml.cs
index aecf5a7..97801ff 100644
--- a/src/RoleEditor/MainWindow.xaml.cs
+++ b/src/RoleEditor/MainWindow.xaml.cs
@@ -63,9 +63,13 @@ namespace RoleEditor
                     _roles.Add(r);
                 this.listBoxRoles.ItemsSource = _roles;
 
-                // set other item sources
-                this.listBoxUser.ItemsSource = _users;
+                // load all securables
+                foreach(Securable s in await Securable.LoadAll(_dbManager))
+                    _securables.Add(s);
                 this.listBoxSecurables.ItemsSource = _securables;
+
+                // set other item sources (filled later after selection)
+                this.listBoxUser.ItemsSource = _users;                
                 this.listBoxRoleSecurables.ItemsSource = _assignedSecurables;
                 this.listBoxUserRoles.ItemsSource = _assignedRoles;
             }
diff --git a/src/brecal.model/Securable.cs b/src/brecal.model/Securable.cs
index f0e6f06..77076a8 100644
--- a/src/brecal.model/Securable.cs
+++ b/src/brecal.model/Securable.cs
@@ -16,21 +16,57 @@ namespace brecal.model
 
         #endregion
 
+        #region public static methods
+
+        public static async Task<List<Securable>> LoadAll(IDBManager manager)
+        {
+            List<DbEntity> loadResultList = await manager.Load(SetLoadQuery, LoadElems);
+            List<Securable> result = new();
+            foreach (Securable s in loadResultList.Cast<Securable>())
+                result.Add(s);
+            return result;
+        }
+
+        public static void SetLoadQuery(IDbCommand cmd, params object[] list)
+        {
+            cmd.CommandText = "SELECT id, name, created, modified FROM securable";
+        }
+
+        public static List<DbEntity> LoadElems(IDataReader reader)
+        {
+            List<DbEntity> result = new List<DbEntity>();
+            while (reader.Read())
+            {
+                Securable s = new();
+                s.Id = (uint)reader.GetInt32(0);
+                if (!reader.IsDBNull(1)) s.Name = reader.GetString(1);                
+                if (!reader.IsDBNull(2)) s.Created = reader.GetDateTime(2);
+                if (!reader.IsDBNull(3)) s.Modified = reader.GetDateTime(3);
+                result.Add(s);
+            }
+            return result;
+        }
+
+        #endregion
+
         #region overrides
 
         public override void SetUpdate(IDbCommand cmd)
         {
-            throw new NotImplementedException();
+            cmd.CommandText = "UPDATE securable set name = @NAME WHERE id = @ID";
+            this.SetParameters(cmd);
         }
 
         public override void SetCreate(IDbCommand cmd)
         {
-            throw new NotImplementedException();
+            cmd.CommandText = "INSERT INTO securable (name) VALUES ( @NAME)";
+            this.SetParameters(cmd);
         }
 
         public override void SetDelete(IDbCommand cmd)
         {
-            throw new NotImplementedException();
+            cmd.CommandText = "DELETE FROM securable WHERE id = @ID";
+            this.SetParameters(cmd);
         }
 
         public override string ToString()
@@ -40,5 +76,22 @@ namespace brecal.model
 
         #endregion
 
+        #region private methods
+
+        private void SetParameters(IDbCommand cmd)
+        {
+            IDbDataParameter name = cmd.CreateParameter();
+            name.ParameterName = "NAME";
+            name.Value = this.Name;
+            cmd.Parameters.Add(name);            
+
+            IDataParameter idParam = cmd.CreateParameter();
+            idParam.ParameterName = "ID";
+            idParam.Value = this.Id;
+            cmd.Parameters.Add(idParam);
+        }
+
+        #endregion
+
     }
 }
diff --git a/src/brecal.mysql/DBManager.cs b/src/brecal.mysql/DBManager.cs
index 0e6972d..1d7ee6f 100644
--- a/src/brecal.mysql/DBManager.cs
+++ b/src/brecal.mysql/DBManager.cs
@@ -9,7 +9,7 @@ namespace brecal.mysql
     public class DBManager : IDBManager
     {
         // TODO: remove this and use certificates instead
-        private static readonly string _connectionString = "Server=localhost;User ID=ds;Password=HalloWach23;Database=bremen_calling";       
+        private static readonly string _connectionString = "Server=lager;User ID=ds;Password=HalloWach23;Database=bremen_calling";       
 
         public async Task<List<DbEntity>> Load(QueryFunc prepareAction, LoadFunc<IDataReader> loadAction, params object[] args)
         {