New: Readme

.gitea/workflows/build-docker-container.yaml

@@ -28,11 +28,11 @@ jobs:
       - name: Buildah Build
         run: |
           buildah build -t ${{ github.sha }} ./Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Dockerfile
-          buildah build -t ${{ github.sha }}-tooling ./Einheit_4/tooling_container/Dockerfile
+          buildah build -t ${{ github.sha }}-tooling -f ./Einheit_4/tooling_container/Dockerfile .
           buildah tag ${{ github.sha }} latest
 
       - name: Push Docker Images
         run: |
-          buildah push ${{ github.sha }} docker://git.kocoder.xyz/kocoded/2025_5BHITN_Hintermayer_Konstantin_smarterrent_db:${{ github.sha }}
-          buildah push ${{ github.sha }}-tooling docker://git.kocoder.xyz/kocoded/2025_5BHITN_Hintermayer_Konstantin_smarterrent_db_init_db:${{ github.sha }}
-          buildah push latest docker://git.kocoder.xyz/kocoded/2025_5BHITN_Hintermayer_Konstantin_smarterrent_db:latest
+          buildah push ${{ github.sha }} docker://git.kocoder.xyz/kocoded/kocoder_smarterrent:${{ github.sha }}
+          buildah push ${{ github.sha }}-tooling docker://git.kocoder.xyz/kocoded/kocoder_smarterrent_init_db:${{ github.sha }}
+          buildah push latest docker://git.kocoder.xyz/kocoded/kocoder_smarterrent:latest

Einheit_1/2025_5BHITN_Konstantin_Hintermayer_create_schema.sql

@@ -1,44 +1,46 @@
-CREATE DATABASE "2025_5bhitn_konstantin_hintermayer_smarter_rentDB";
-GO
-USE "2025_5bhitn_konstantin_hintermayer_smarter_rentDB";
+IF NOT EXISTS (SELECT name FROM sys.databases WHERE name = '2025_5bhitn_konstantin_hintermayer_smarter_rentDB')
+BEGIN
+    CREATE DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB];
+END;
 GO
 
-DROP TABLE IF EXISTS Rental;
+USE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB];
+GO
 
-DROP TABLE IF EXISTS Customer;
-
-DROP TABLE IF EXISTS [Location];
-
-DROP TABLE IF EXISTS Vehicle;
-
-DROP TABLE IF EXISTS VehicleCategory;
-
-CREATE TABLE Customer (
+IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Customer]') AND type = 'U')
+BEGIN
+    CREATE TABLE Customer (
         id BIGINT NOT NULL IDENTITY (1, 1),
         [name] VARCHAR(50) NOT NULL,
         Adress VARCHAR(100) NOT NULL,
         driverlicenseid VARCHAR(100) NOT NULL,
         PRIMARY KEY (id)
-);
+    );
+END;
 
-CREATE TABLE Location (
+IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Location]') AND type = 'U')
+BEGIN
+    CREATE TABLE Location (
         id BIGINT NOT NULL IDENTITY (1, 1),
         [name] VARCHAR(250) NOT NULL,
         [address] VARCHAR(250) NOT NULL,
         PRIMARY KEY (id)
-);
+    );
+END;
 
-CREATE TABLE Rental (
+IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[VehicleCategory]') AND type = 'U')
+BEGIN
+    CREATE TABLE VehicleCategory (
         id BIGINT NOT NULL IDENTITY (1, 1),
-    rentalStart DATETIME NOT NULL,
-    rentalEnd DATETIME NOT NULL,
-    actualEnd DATETIME NULL,
-    customerID BIGINT NOT NULL,
-    vehicleID BIGINT NOT NULL,
+        [description] VARCHAR(250) NOT NULL,
+        pricePerDay DECIMAL NOT NULL,
         PRIMARY KEY (id)
-);
+    );
+END;
 
-CREATE TABLE Vehicle (
+IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Vehicle]') AND type = 'U')
+BEGIN
+    CREATE TABLE Vehicle (
         id BIGINT NOT NULL IDENTITY (1, 1),
         brand VARCHAR(50) NOT NULL,
         model VARCHAR(50) NOT NULL,
@@ -47,23 +49,34 @@ CREATE TABLE Vehicle (
         locationID BIGINT NOT NULL,
         vehicleCategoryID BIGINT NOT NULL,
         PRIMARY KEY (id)
-);
+    );
 
-CREATE TABLE VehicleCategory (
+    ALTER TABLE Vehicle
+    ADD CONSTRAINT FK_Location_TO_Vehicle FOREIGN KEY (locationID) REFERENCES Location (id);
+
+    ALTER TABLE Vehicle
+    ADD CONSTRAINT FK_VehicleCategory_TO_Vehicle FOREIGN KEY (vehicleCategoryID) REFERENCES VehicleCategory (id);
+END;
+
+IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Rental]') AND type = 'U')
+BEGIN
+    CREATE TABLE Rental (
         id BIGINT NOT NULL IDENTITY (1, 1),
-    [description] VARCHAR(250) NOT NULL,
-    pricePerDay DECIMAL NOT NULL,
+        rentalStart DATETIME NOT NULL,
+        rentalEnd DATETIME NOT NULL,
+        actualEnd DATETIME NULL,
+        customerID BIGINT NOT NULL,
+        vehicleID BIGINT NOT NULL,
         PRIMARY KEY (id)
-);
+    );
 
-ALTER TABLE Rental
-ADD CONSTRAINT FK_Customer_TO_Rental FOREIGN KEY (customerID) REFERENCES Customer (id);
 
-ALTER TABLE Rental
-ADD CONSTRAINT FK_Vehicle_TO_Rental FOREIGN KEY (vehicleID) REFERENCES Vehicle (id);
+    ALTER TABLE Rental
+    ADD CONSTRAINT FK_Customer_TO_Rental FOREIGN KEY (customerID) REFERENCES Customer (id);
+
+    ALTER TABLE Rental
+    ADD CONSTRAINT FK_Vehicle_TO_Rental FOREIGN KEY (vehicleID) REFERENCES Vehicle (id);
+END;
+
 
-ALTER TABLE Vehicle
-ADD CONSTRAINT FK_Location_TO_Vehicle FOREIGN KEY (locationID) REFERENCES Location (id);
 
-ALTER TABLE Vehicle
-ADD CONSTRAINT FK_VehicleCategory_TO_Vehicle FOREIGN KEY (vehicleCategoryID) REFERENCES VehicleCategory (id);

Einheit_2/2025_5BHITN_Konstantin_Hintermayer_seed_database.sql

@@ -1,3 +1,6 @@
+USE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB];
+GO
+
 -- Insert test data into the Location table
 INSERT INTO [dbo].[Location] ([name], [address])
 VALUES

Einheit_3/2025_5BHITN_Konstantin_Hintermayer_procedures_and_triggers.sql

@@ -1,3 +1,7 @@
+USE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB];
+GO
+
+
 -- ####################################################
 -- # STORED PROCEDURES                                #
 -- ####################################################

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/.gitignore

@@ -0,0 +1,2 @@
+bin/
+obj/

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Components/Layout/MainLayout.razor

@@ -1,4 +1,9 @@
-@inherits LayoutComponentBase
+@using Services
+@inherits LayoutComponentBase
+@implements IDisposable
+@rendermode RenderMode.InteractiveServer
+@inject IErrorService ErrorService
+
 
 <div class="page">
     <div class="sidebar">
@@ -7,6 +12,13 @@
 
     <main>
         <article class="content px-4">
+            @if(ErrorService.ex != null) {
+                <div class="alert alert-danger m-3" role="alert">
+                    @ErrorService.ex.Message
+                    <button type="button" class="btn-close float-end" aria-label="Close" @onclick="DismissError"></button>
+                </div>
+            }
+            
             @Body
         </article>
     </main>
@@ -17,3 +29,20 @@
     <a href="." class="reload">Reload</a>
     <span class="dismiss">🗙</span>
 </div>
+
+@code {
+    protected override void OnInitialized()
+    {
+        ErrorService.OnChange += StateHasChanged;
+    }
+
+    private void DismissError()
+    {
+        ErrorService.ex = null;
+    }
+
+    public void Dispose()
+    {
+        ErrorService.OnChange -= StateHasChanged;
+    }
+}

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Components/Pages/ErrorTest.razor

@@ -0,0 +1,18 @@
+@page "/ErrorTest"
+@using Microsoft.Data.SqlClient
+@using Services
+@inject IErrorService ErrorService
+
+<PageTitle>Error Test</PageTitle>
+
+<h1>Error Page</h1>
+
+<button @onclick="SetError" class="btn btn-primary">Set Error</button>
+
+@code {
+
+    private void SetError() {
+        ErrorService.ex = new Exception("Hello World");
+    }
+
+}

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Components/Pages/Home.razor

@@ -1,7 +1,9 @@
 @page "/"
 @using Models
 @using Services
+@using System.Runtime.InteropServices
 @inject IRentService RentService
+@inject IErrorService ErrorService
 
 <PageTitle>Home</PageTitle>
 
@@ -45,9 +47,11 @@
 
     protected override void OnInitialized()
     {
+        try {
             _vehicles = RentService.GetAvailableCars();
-        Console.WriteLine("VC" +  _vehicles.Count);
-        @* return Task.CompletedTask; *@
+        } catch (Exception e) {
+            ErrorService.ex = e;
+        }
     }
 
 }

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Components/Pages/Rent.razor

@@ -1,33 +1,48 @@
 @page "/rent"
 @using Models
 @using Services
+@using System.Runtime.InteropServices
 @inject IRentService RentService
 @inject NavigationManager NavigationManager
+@inject IErrorService ErrorService
 
 <PageTitle>Rent</PageTitle>
 
 <h1>Rent</h1>
 
 <form @onsubmit="RentCar">
-    <InputSelect @bind-Value="_vehicleId">
+
+    <div class="form-group mb-3">
+        <label for="vehicle">Vehicle: </label>
+        <InputSelect @bind-Value="_vehicleId" id="vehicle" class="form-control" placeholder="Fahrzeug">
             @foreach (Vehicle v in _vehicles)
             {
                 <option value=@v.Id>@v.Id - @v.Brand - @v.Model</option>
             }
         </InputSelect>
+    </div>
 
-    <InputSelect @bind-Value="_customerId">
+    <div class="form-group mb-3">
+        <label for="customer">Kunde: </label>
+        <InputSelect @bind-Value="_customerId" id="customer" class="form-control" placeholder="Kunde">
             @foreach (Customer c in _customers)
             {
                 <option value=@c.Id>@c.Name</option>
             }
         </InputSelect>
+    </div>
 
-    <InputDate @bind-Value="_from"/>
+    <div class="form-group mb-3">
+        <label for="from">Von: </label>
+        <InputDate @bind-Value="_from" class="form-control" id="from" />
+    </div>
 
-    <InputDate @bind-Value="_thru"/>
+    <div class="form-group mb-3">
+        <label for="thru">Bis: </label>
+        <InputDate @bind-Value="_thru" class="form-control" id="thru" />
+    </div>
 
-    <button type="submit">Submit</button>
+    <button type="submit" class="btn btn-primary">Mieten!</button>
 </form>
 
 @code {
@@ -41,15 +56,22 @@
 
     protected override void OnInitialized()
     {
+        try {
             _vehicles = RentService.GetAvailableCars();
             _customers = RentService.GetCustomers();
+        } catch (Exception e) {
+            ErrorService.ex = e;
+        }
     }
 
     private Task RentCar()
     {
+        try {
             RentService.RentCar(_customerId, _vehicleId, _from, _thru);
-        Console.WriteLine("Rented Car");
             NavigationManager.NavigateTo("/");
+        } catch (Exception e) {
+            ErrorService.ex = e;
+        }
         return Task.CompletedTask;
     }
 }

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Components/Pages/Rollback.razor

@@ -2,6 +2,7 @@
 @using Models
 @using Services
 @inject IRollbackService RollbackService
+@inject IErrorService ErrorService
 
 <PageTitle>Rollback</PageTitle>
 
@@ -12,7 +13,11 @@
 
 @code {
     private Task PerformRollback() {
+        try {
             RollbackService.ResetToDefaults();
+        } catch (Exception e) {
+            ErrorService.ex = e;
+        }
         return Task.CompletedTask;
     }
 }

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Configuration/ServiceCollectionExtension.cs

@@ -17,6 +17,7 @@ public static class ServiceCollectionExtension
 
         services.Services.AddScoped<IRentService, RentService>();
         services.Services.AddScoped<IRollbackService, RollbackService>();
+        services.Services.AddScoped<IErrorService, ErrorService>();
         return services;
     }
 }

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/SELECT * FROM Vehicle;.sql

@@ -1,19 +0,0 @@
-SELECT * FROM Vehicle;
-SELECT * FROM Rental;
-SELECT * FROM v_VerfuegbareFahrzeuge;
-
--- Create Snapshot;
-CREATE DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB_snapshot]
-ON
-(
-    NAME = [2025_5bhitn_konstantin_hintermayer_smarter_rentDB],
-    FILENAME = N'/var/opt/mssql/data/smarter_rentDB.ss'
-) AS SNAPSHOT OF [2025_5bhitn_konstantin_hintermayer_smarter_rentDB];
-GO
-
--- Restore Snapshot
-
-USE [master];
-ALTER DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] SET SINGLE_USER WITH ROLLBACK IMMEDIATE;
-RESTORE DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] FROM DATABASE_SNAPSHOT = '2025_5bhitn_konstantin_hintermayer_smarter_rentDB_snapshot';
-GO

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Services/ErrorService.cs

@@ -0,0 +1,30 @@
+using System.Data;
+using Configuration;
+using Microsoft.Data.SqlClient;
+using Models;
+
+namespace Services
+{
+    public interface IErrorService
+    {
+        Exception? ex { get; set; }
+        event Action? OnChange;
+    }
+
+    public class ErrorService : IErrorService
+    {
+        private Exception? _ex;
+        public Exception? ex
+        {
+            get => _ex;
+            set
+            {
+                _ex = value;
+                NotifyStateChanged();
+            }
+        }
+
+        public event Action? OnChange;
+        private void NotifyStateChanged() => OnChange?.Invoke();
+    }
+}

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Services/RentService.cs

@@ -17,8 +17,7 @@ namespace Services
         public List<Vehicle> GetAvailableCars()
         {
             List<Vehicle> vehicles = new List<Vehicle>();
-            try
-            {
+
             using SqlConnection conn = sqlConnectionFactory.CreateSqlConnection();
             string sql = "SELECT * FROM v_VerfuegbareFahrzeuge;";
             SqlCommand cmd = new SqlCommand(sql, conn);
@@ -29,11 +28,6 @@ namespace Services
             {
                 vehicles.Add(Vehicle.FromReader(reader));
             }
-            }
-            catch (Exception e)
-            {
-                Console.WriteLine(e);
-            }
 
             return vehicles;
         }
@@ -41,8 +35,7 @@ namespace Services
         public List<Customer> GetCustomers()
         {
             List<Customer> customers = new List<Customer>();
-            try
-            {
+            
             using SqlConnection conn = sqlConnectionFactory.CreateSqlConnection();
             string sql = "SELECT * FROM Customer;";
             SqlCommand cmd = new SqlCommand(sql, conn);
@@ -53,19 +46,13 @@ namespace Services
             {
                 customers.Add(Customer.FromReader(reader));
             }
-            }
-            catch (Exception e)
-            {
-                Console.WriteLine(e);
-            }
         
             return customers;
         }
 
         public void RentCar(long customerId, long vehicleId, DateTime start, DateTime end)
         {
-            try
-            {
+        
             using SqlConnection conn = sqlConnectionFactory.CreateSqlConnection();
             using SqlCommand cmd = new SqlCommand("sp_MieteFahrzeug", conn);
             cmd.CommandType = CommandType.StoredProcedure;
@@ -76,10 +63,6 @@ namespace Services
             cmd.Parameters.AddWithValue("@Ende", end);
 
             cmd.ExecuteNonQuery();
-            }catch (Exception ex)
-            {
-                Console.WriteLine(ex);
-            }
         }
     }
 }

Einheit_4/2025_5BHITN_Konstantin_Hintermayer_smarterrent/Services/RollbackService.cs

@@ -13,25 +13,18 @@ namespace Services
     public class RollbackService(SqlConnectionFactory sqlConnectionFactory) : IRollbackService
     {
         public void ResetToDefaults()
-        {
-            try
         {
             using SqlConnection conn = sqlConnectionFactory.CreateSqlConnection();
 
             string sql = @"
-    USE [master];
-    ALTER DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] SET SINGLE_USER WITH ROLLBACK IMMEDIATE;
-    RESTORE DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] FROM DATABASE_SNAPSHOT = '2025_5bhitn_konstantin_hintermayer_smarter_rentDB_snapshot';
-    ALTER DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] SET MULTI_USER;";
+USE [master];
+ALTER DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] SET SINGLE_USER WITH ROLLBACK IMMEDIATE;
+RESTORE DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] FROM DATABASE_SNAPSHOT = '2025_5bhitn_konstantin_hintermayer_smarter_rentDB_snapshot';
+ALTER DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB] SET MULTI_USER;";
 
             using SqlCommand cmd = new SqlCommand(sql, conn);
 
             cmd.ExecuteNonQuery();
         }
-            catch (Exception ex)
-            {
-                Console.WriteLine(ex);
-            }
-        }
     }
 }

Einheit_4/tooling_container/Dockerfile

@@ -2,8 +2,11 @@ FROM mcr.microsoft.com/mssql-tools
 WORKDIR /App
 
 # Copy everything
-COPY ../../Einheit_1/2025_5BHITN_Konstantin_Hintermayer_create_schema.sql ./01.sql
-COPY ../../Einheit_2/2025_5BHITN_Konstantin_Hintermayer_seed_database.sql ./02.sql
-COPY ../../Einheit_3/2025_5BHITN_Konstantin_Hintermayer_procedures_and_triggers.sql ./03.sql
+COPY ./Einheit_1/2025_5BHITN_Konstantin_Hintermayer_create_schema.sql ./01.sql
+COPY ./Einheit_2/2025_5BHITN_Konstantin_Hintermayer_seed_database.sql ./02.sql
+COPY ./Einheit_3/2025_5BHITN_Konstantin_Hintermayer_procedures_and_triggers.sql ./03.sql
+COPY ./Einheit_5/2025_5BHITN_Konstantin_Hintermayer_snapshot_from_database.sql ./04.sql
 
-ENTRYPOINT ["sqlcmd", "-D", ""]
+COPY ./Einheit_4/tooling_container/entrypoint.sh .
+
+ENTRYPOINT ["./entrypoint.sh"]

Einheit_4/tooling_container/entrypoint.sh

@@ -1,16 +1,15 @@
 #!/bin/bash
-# Wait for SQL Server to boot up (adjust sleep if needed)
-echo "Waiting for SQL Server to start..."
-sleep 20s
-
 # Run the three SQL files using sqlcmd
 # -S: Server, -U: User, -P: Password (passed via ENV)
+sleep 20
+
+
 echo "Applying SQL files..."
 
 for migration in $(ls . | grep -E '\.sql$')
 do
     echo "Applying $migration."
-    /opt/mssql-tools/bin/sqlcmd -D $DSN_PASSWORD -i $migration.sql
+    /opt/mssql-tools/bin/sqlcmd -S mssql-service -U sa -C -P "$DSN_PASSWORD" -i $migration
 done
 
 echo "Database initialization complete."

Einheit_5/2025_5BHITN_Konstantin_Hintermayer_snapshot_from_database.sql

@@ -0,0 +1,7 @@
+CREATE DATABASE [2025_5bhitn_konstantin_hintermayer_smarter_rentDB_snapshot]
+ON
+(
+    NAME = [2025_5bhitn_konstantin_hintermayer_smarter_rentDB],
+    FILENAME = N'/var/opt/mssql/data/smarter_rentDB.ss'
+) AS SNAPSHOT OF [2025_5bhitn_konstantin_hintermayer_smarter_rentDB];
+GO

README.md

@@ -0,0 +1,3 @@
+# Smartrent
+
+Deployed unter: https://sr.kocoder.xyz