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Merge pull request #5 from SensitTechnologies/work-stations-crud
Adding a service to manage work stations and Blazor pages to view, edit, and create them.
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‎MESS/MESS.Blazor/Components/Layout/NavMenu.razor‎

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</NavLink>
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</div>
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<div class="nav-item px-3">
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<NavLink class="nav-link" href="work-stations" Match="NavLinkMatch.All">
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<span class="bi bi-house-door-fill-nav-menu" aria-hidden="true"></span> Work Stations
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</NavLink>
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</div>
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<div class="nav-item px-3">
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<NavLink class="nav-link" href="counter">
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<span class="bi bi-plus-square-fill-nav-menu" aria-hidden="true"></span> Counter

‎MESS/MESS.Blazor/Components/Pages/WorkStation/Create.razor‎

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@page "/work-stations/create"
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@page "/work-stations/edit/{WorkStationId:int}"
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@using MESS.Data.Models
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@using MESS.Services.WorkStation
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@using Serilog
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@inject IWorkStationService WorkStationService
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@inject NavigationManager NavigationManager
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<PageTitle>@(IsEditMode ? "Edit Work Station" : "Create Work Station")</PageTitle>
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<h3>@(IsEditMode ? "Edit" : "Create")</h3>
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<h2>Work Station</h2>
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<hr />
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<div class="row">
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<div class="col-md-4">
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<EditForm Model="WorkStation" OnValidSubmit="SaveWorkStation">
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<DataAnnotationsValidator />
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<ValidationSummary class="text-danger" role="alert"/>
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<div class="mb-3">
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<label for="name" class="form-label">Name:</label>
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<InputText id="name" @bind-Value="WorkStation.Name" class="form-control" />
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<ValidationMessage For="() => WorkStation.Name" class="text-danger" />
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</div>
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<div class="mb-3 form-check">
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<InputCheckbox id="isActive" @bind-Value="WorkStation.IsActive" class="form-check-input" />
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<label for="isActive" class="form-check-label">Active</label>
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</div>
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<button type="submit" class="btn btn-primary">@(IsEditMode ? "Save Changes" : "Create")</button>
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</EditForm>
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</div>
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</div>
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<div>
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<a href="/work-stations">Back to List</a>
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</div>
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@code {
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[Parameter]
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public int? WorkStationId { get; set; }
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private bool IsEditMode => WorkStationId.HasValue;
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private WorkStation WorkStation { get; set; } = new()
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{
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Name = ""
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};
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protected override async Task OnInitializedAsync()
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{
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if (IsEditMode)
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{
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// Fetch work station for editing
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if (WorkStationId != null)
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{
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var existingWorkStation = await WorkStationService.FindWorkStationByIdAsync(WorkStationId.Value);
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if (existingWorkStation != null)
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{
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WorkStation = existingWorkStation;
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}
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else
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{
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// Handle case where work station does not exist (e.g., navigate back)
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NavigationManager.NavigateTo("/work-stations");
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}
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}
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}
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}
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private async Task SaveWorkStation()
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{
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try
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{
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if (IsEditMode)
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{
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await WorkStationService.ModifyWorkStationAsync(WorkStation);
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}
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else
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{
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await WorkStationService.AddWorkStationAsync(WorkStation);
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}
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NavigationManager.NavigateTo("/work-stations");
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}
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catch (Exception ex)
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{
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Log.Error(ex, "Error saving work station.");
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}
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}
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}

‎MESS/MESS.Blazor/Components/Pages/WorkStation/Index.razor‎

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@page "/work-stations"
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@using MESS.Data.Models
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@using MESS.Services.WorkStation
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@inject IWorkStationService WorkStationService
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@inject NavigationManager NavigationManager
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<PageTitle>Work Station List</PageTitle>
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<h3>Work Station List</h3>
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@if (WorkStations.Count == 0)
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{
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<p>No work stations currently available.</p>
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}
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else
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{
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<table class="table table-striped">
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<thead>
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<tr>
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<th>ID</th>
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<th>Name</th>
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<th>Active</th>
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<th>Actions</th>
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</tr>
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</thead>
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<tbody>
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@foreach (var workStation in WorkStations)
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{
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<tr>
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<td>@workStation.Id</td>
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<td>@workStation.Name</td>
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<td>@(workStation.IsActive ? "Yes" : "No")</td>
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<td>
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<button class="btn btn-primary btn-sm" @onclick="() => EditWorkStation(workStation.Id)">Edit</button>
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<button class="btn btn-danger btn-sm" @onclick="() => RemoveWorkStation(workStation.Id)">Delete</button>
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</td>
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</tr>
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<tr>
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<td colspan="5">
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<details>
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<summary>View Products</summary>
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<div class="p-3">
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<h5>Products</h5>
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@if (workStation.Products.Any())
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{
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<ul>
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@foreach (var product in workStation.Products)
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{
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<li>@product.Name</li>
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}
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</ul>
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}
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else
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{
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<p>No products available.</p>
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}
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</div>
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</details>
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</td>
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</tr>
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}
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</tbody>
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</table>
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}
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<button class="btn btn-success" @onclick="GoToCreate">Create New Work Station</button>
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@code {
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private List<WorkStation> WorkStations { get; set; } = new();
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protected override async Task OnInitializedAsync()
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{
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await LoadWorkStations();
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}
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private async Task LoadWorkStations()
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{
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WorkStations = (await WorkStationService.GetAllWorkStationsAsync()).ToList();
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}
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private void GoToCreate()
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{
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NavigationManager.NavigateTo("/work-stations/create");
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}
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private void EditWorkStation(int id)
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{
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NavigationManager.NavigateTo($"/work-stations/edit/{id}");
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}
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private async Task RemoveWorkStation(int id)
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{
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await WorkStationService.RemoveWorkStationAsync(id);
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await LoadWorkStations(); // Refresh the list after deletion
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}
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}

‎MESS/MESS.Blazor/Program.cs‎

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using MESS.Data.Seed;
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using MESS.Services.ProductionLog;
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using MESS.Services.WorkInstruction;
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using MESS.Services.WorkStation;
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using Microsoft.EntityFrameworkCore;
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using Serilog;
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using Serilog.Events;
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// Add services to the container.
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builder.Services.AddRazorComponents()
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.AddInteractiveServerComponents();
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builder.Services.AddTransient<IWorkInstructionService, WorkInstructionService>();
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builder.Services.AddTransient<IProductionLogService, ProductionLogService>();
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builder.Services.AddHttpClient();
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builder.Services.AddTransient<IWorkStationService, WorkStationService>();
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var logLevel = builder.Environment.IsDevelopment() ? LogEventLevel.Debug : LogEventLevel.Warning;
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‎MESS/MESS.Services/WorkStation/IWorkStationService.cs‎

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namespace MESS.Services.WorkStation;
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using MESS.Data.Models;
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public interface IWorkStationService
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{
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/// <summary>
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/// Adds a new Work Station to the database.
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/// </summary>
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/// <param name="workStation">The product to add.</param>
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/// <returns>A task representing the asynchronous operation.</returns>
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Task AddWorkStationAsync(Data.Models.WorkStation workStation);
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/// <summary>
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/// Finds a WorkStation by its unique ID, including related Products.
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/// </summary>
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/// <param name="id">The ID of the WorkStation to find.</param>
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/// <returns>The WorkStation if found; otherwise, null.</returns>
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Task<WorkStation?> FindWorkStationByIdAsync(int id);
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/// <summary>
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/// Retrieves all WorkStations from the database, including related Products.
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/// </summary>
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/// <returns>A list of all products.</returns>
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Task<IEnumerable<WorkStation>> GetAllWorkStationsAsync();
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/// <summary>
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/// Updates an existing WorkStation in the database.
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/// </summary>
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/// <param name="workStation">The WorkStation to update.</param>
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/// <returns>A task representing the asynchronous operation.</returns>
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Task ModifyWorkStationAsync(WorkStation workStation);
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/// <summary>
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/// Removes a WorkStation from the database by its unique ID.
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/// </summary>
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/// <param name="id">The ID of the WorkStation to remove.</param>
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/// <returns>A task representing the asynchronous operation.</returns>
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Task RemoveWorkStationAsync(int id);
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}

‎MESS/MESS.Services/WorkStation/WorkStationService.cs‎

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using MESS.Data.Context;
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using Microsoft.EntityFrameworkCore;
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using Serilog;
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namespace MESS.Services.WorkStation;
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using Data.Models;
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public class WorkStationService : IWorkStationService
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{
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private readonly ApplicationContext _context;
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public WorkStationService(ApplicationContext context)
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{
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_context = context;
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}
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public async Task AddWorkStationAsync(WorkStation workStation)
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{
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try
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{
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await _context.WorkStations.AddAsync(workStation);
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await _context.SaveChangesAsync();
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Log.Information("Work Station successfully created. ID: {WorkStationId}", workStation.Id);
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}
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catch (Exception e)
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{
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Log.Error(e, "An error occured while adding WorkStation");
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}
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}
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public async Task<WorkStation?> FindWorkStationByIdAsync(int id)
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{
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try
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{
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var workStation = await _context.WorkStations
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.Include(p => p.Products)
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.FirstOrDefaultAsync(p => p.Id == id);
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Log.Information("Work Station Successfully Found. ID: {WorkStationId}", workStation?.Id);
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return workStation;
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}
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catch (Exception e)
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{
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Log.Warning(e, "Unable to find work station for ID. ID: {InputId}", id);
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return null;
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}
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}
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public async Task<IEnumerable<WorkStation>> GetAllWorkStationsAsync()
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{
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try
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{
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return await _context.WorkStations
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.Include(p => p.Products)
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.ToListAsync();
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}
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catch(Exception e)
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{
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Log.Warning(e, "Exception occured while getting all work stations. \n" +
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"Returning empty work station list.");
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return new List<WorkStation>();
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}
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}
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public async Task ModifyWorkStationAsync(WorkStation workStation)
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{
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try
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{
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_context.WorkStations.Update(workStation);
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await _context.SaveChangesAsync();
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}
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catch (Exception e)
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{
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Log.Error(e, "Exception occured while modifying a work station. ID: {InputId}",
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workStation.Id);
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}
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}
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public async Task RemoveWorkStationAsync(int id)
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{
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var workStation = await _context.WorkStations.FindAsync(id);
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if (workStation != null)
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{
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_context.WorkStations.Remove(workStation);
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await _context.SaveChangesAsync();
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Log.Information("Work station successfully removed. ID: {WorkStationId}", workStation.Id);
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}
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else
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{
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Log.Warning("Work station for removal not found. ID: {InputID}", id);
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}
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}
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}

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