Ле Хань Хоанг 6513 Лаб. 1

Client.Wasm/Components/StudentCard.razor

@@ -4,10 +4,10 @@
     </CardHeader>
     <CardBody>
         <UnorderedList Unstyled>
-            <UnorderedListItem>Номер <Strong>№X "Название лабораторной"</Strong></UnorderedListItem>
-            <UnorderedListItem>Вариант <Strong>№Х "Название варианта"</Strong></UnorderedListItem>
-            <UnorderedListItem>Выполнена <Strong>Фамилией Именем 65ХХ</Strong> </UnorderedListItem>
-            <UnorderedListItem><Link To="https://puginarug.com/">Ссылка на форк</Link></UnorderedListItem>
+            <UnorderedListItem>Номер <Strong>№1 Кеширование </Strong></UnorderedListItem>
+            <UnorderedListItem>Вариант <Strong>№45 Товар на складе</Strong></UnorderedListItem>
+            <UnorderedListItem>Выполнена <Strong> Ле Хань Хоанг 6513</Strong> </UnorderedListItem>
+            <UnorderedListItem><Link To="https://github.com/vieKH/cloud-development">Ссылка на форк</Link></UnorderedListItem>
         </UnorderedList>
     </CardBody>
 </Card>

Client.Wasm/wwwroot/appsettings.json

@@ -6,5 +6,5 @@
     }
   },
   "AllowedHosts": "*",
-  "BaseAddress": ""
+  "BaseAddress": "https://localhost:7266/api/inventory"
 }

CloudDevelopment.sln

@@ -1,10 +1,16 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.14.36811.4
+# Visual Studio Version 18
+VisualStudioVersion = 18.3.11520.95 d18.3
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Client.Wasm", "Client.Wasm\Client.Wasm.csproj", "{AE7EEA74-2FE0-136F-D797-854FD87E022A}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Inventory.ApiService", "InventoryManager\Inventory.ApiService\Inventory.ApiService.csproj", "{E32F4311-CD79-A2FA-0DBA-55DAD48F6377}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Inventory.AppHost", "InventoryManager\Inventory.AppHost\Inventory.AppHost.csproj", "{AEBB0C4B-1B1C-46E8-ED62-4289C5A76CEE}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Inventory.ServiceDefaults", "InventoryManager\Inventory.ServiceDefaults\Inventory.ServiceDefaults.csproj", "{E302BFA1-84FC-63A7-EA3A-7872A83042B9}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -15,6 +21,18 @@ Global
 		{AE7EEA74-2FE0-136F-D797-854FD87E022A}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{AE7EEA74-2FE0-136F-D797-854FD87E022A}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{AE7EEA74-2FE0-136F-D797-854FD87E022A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E32F4311-CD79-A2FA-0DBA-55DAD48F6377}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E32F4311-CD79-A2FA-0DBA-55DAD48F6377}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E32F4311-CD79-A2FA-0DBA-55DAD48F6377}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E32F4311-CD79-A2FA-0DBA-55DAD48F6377}.Release|Any CPU.Build.0 = Release|Any CPU
+		{AEBB0C4B-1B1C-46E8-ED62-4289C5A76CEE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{AEBB0C4B-1B1C-46E8-ED62-4289C5A76CEE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{AEBB0C4B-1B1C-46E8-ED62-4289C5A76CEE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{AEBB0C4B-1B1C-46E8-ED62-4289C5A76CEE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E302BFA1-84FC-63A7-EA3A-7872A83042B9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E302BFA1-84FC-63A7-EA3A-7872A83042B9}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E302BFA1-84FC-63A7-EA3A-7872A83042B9}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E302BFA1-84FC-63A7-EA3A-7872A83042B9}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

InventoryManager/Inventory.ApiService/Cache/InventoryCache.cs

@@ -0,0 +1,49 @@
+using System.Text.Json;
+using Inventory.ApiService.Entity;
+using Inventory.ApiService.Generation;
+using Microsoft.Extensions.Caching.Distributed;
+
+namespace Inventory.ApiService.Cache;
+
+public class InventoryCache
+{
+    private static readonly JsonSerializerOptions _jsonOptions = new(JsonSerializerDefaults.Web);
+    private readonly IDistributedCache _cache;
+    private readonly Generator _generator;
+    private readonly ILogger<InventoryCache> _logger;
+
+    public InventoryCache(IDistributedCache cache, Generator generator, ILogger<InventoryCache> logger)
+    {
+        _cache = cache;
+        _generator = generator;
+        _logger = logger;
+    }
+
+    public async Task<IReadOnlyList<Product>> GetAsync(int count, int? seed, CancellationToken ct)
+    {
+        var cacheKey = $"inventory:count={count}:seed={(seed?.ToString() ?? "null")}";
+
+        var cached = await _cache.GetStringAsync(cacheKey, ct);
+
+        if (cached is not null)
+        {
+            _logger.LogInformation("Inventory cache HIT {CacheKey}", cacheKey);
+            return JsonSerializer.Deserialize<List<Product>>(cached, _jsonOptions) ?? new List<Product>();
+        }
+
+        _logger.LogInformation("Inventory cache MISS {CacheKey}. Generating {Count} items.", cacheKey, count);
+
+        var sw = System.Diagnostics.Stopwatch.StartNew();
+        var data = Generator.Generate(count, seed);
+
+        sw.Stop();
+
+        _logger.LogInformation("Generated inventory {Count} items in {ElapsedMs}ms", data.Count, sw.ElapsedMilliseconds);
+
+        var json = JsonSerializer.Serialize(data, _jsonOptions);
+
+        await _cache.SetStringAsync(cacheKey, json, new DistributedCacheEntryOptions { AbsoluteExpirationRelativeToNow = TimeSpan.FromMinutes(5) }, ct);
+
+        return data;
+    }
+}

InventoryManager/Inventory.ApiService/Controllers/InventoryControler.cs

@@ -0,0 +1,25 @@
+using Microsoft.AspNetCore.Mvc;
+using Inventory.ApiService.Entity;
+using Inventory.ApiService.Cache;
+
+namespace Inventory.ApiService.Controllers;
+
+[ApiController]
+[Route("api/inventory")]
+public class InventoryController(InventoryCache _cache) : ControllerBase
+{
+    [HttpGet]
+    public async Task<ActionResult<Product>> Get(int? id)
+    {
+        var index = id ?? 0;
+
+        if (index < 0)
+            return BadRequest("id must be >= 0");
+
+        var data = await _cache.GetAsync(100, seed: 1, CancellationToken.None);
+
+        var product = data.ElementAtOrDefault(index);
+
+        return product is not null? Ok(product): NotFound();
+    }
+}

InventoryManager/Inventory.ApiService/Entity/Product.cs

@@ -0,0 +1,57 @@
+namespace Inventory.ApiService.Entity;
+
+/// <summary>
+/// Класс, представляющий товар на складе
+/// </summary>
+public class Product
+{
+    /// <summary>
+    /// Идентификатор в системе
+    /// </summary>
+    public int Id { get; set; }
+
+    /// <summary>
+    /// Наименование товара
+    /// </summary>
+    public string NameProduct { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Категория товара
+    /// </summary>
+    public string Category { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Количество на складе
+    /// </summary>
+    public int Quantity { get; set; }
+
+    /// <summary>
+    /// Цена за единицу товара
+    /// </summary>
+    public decimal Price { get; set; }
+
+    /// <summary>
+    /// Вес единицы товара
+    /// </summary>
+    public double Weight { get; set; }
+
+    /// <summary>
+    /// Габариты единицы товара
+    /// </summary>
+    public string Dimension { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Товар хрупкий
+    /// </summary>
+    public bool IsFragile { get; set; }
+
+    /// <summary>
+    /// Дата последней поставки
+    /// </summary>
+    public DateOnly LastDeliveryDate { get; set; }
+
+    /// <summary>
+    /// Дата следующей поставки
+    /// </summary>
+    public DateOnly NextDeliveryDate { get; set; }
+}

InventoryManager/Inventory.ApiService/Generation/Generator.cs

@@ -0,0 +1,42 @@
+using Bogus;
+using Inventory.ApiService.Entity;
+
+namespace Inventory.ApiService.Generation;
+
+public class Generator
+{
+    public static List<Product> Generate(int count, int? seed = null)
+    {
+        if (seed.HasValue)
+            Randomizer.Seed = new Random(seed.Value);
+
+        var faker = new Faker<Product>()
+            .RuleFor(x => x.Id, f => f.IndexFaker)
+            .RuleFor(x => x.NameProduct, f => f.Commerce.ProductName())
+            .RuleFor(x => x.Category, f => f.Commerce.Categories(1)[0])
+            .RuleFor(x => x.Quantity, f => f.Random.Int(0, 1000))
+            .RuleFor(x => x.Price, f => Math.Round(f.Random.Decimal(1, 10000), 2))
+            .RuleFor(x => x.Weight, f => Math.Round(f.Random.Double(0.1, 100), 2))
+            .RuleFor(x => x.Dimension, f =>
+            {
+                var a = f.Random.Int(1, 200);
+                var b = f.Random.Int(1, 200);
+                var c = f.Random.Int(1, 200);
+                return $"{a}×{b}×{c} cm";
+            })
+            .RuleFor(x => x.IsFragile, f => f.Random.Bool())
+            .RuleFor(x => x.LastDeliveryDate, f =>
+            {
+                var date = f.Date.Past(2);
+                return DateOnly.FromDateTime(date);
+            })
+            .RuleFor(x => x.NextDeliveryDate, (f, item) =>
+            {
+                var lastDate = item.LastDeliveryDate.ToDateTime(TimeOnly.MinValue);
+                var nextDate = f.Date.Between(lastDate, lastDate.AddMonths(6));
+                return DateOnly.FromDateTime(nextDate);
+            });
+
+        return faker.Generate(count);
+    }
+}

InventoryManager/Inventory.ApiService/Inventory.ApiService.csproj

@@ -0,0 +1,20 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Inventory.ServiceDefaults\Inventory.ServiceDefaults.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Aspire.StackExchange.Redis.DistributedCaching" Version="13.1.1" />
+    <PackageReference Include="Bogus" Version="35.6.5" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.1" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="10.1.4" />
+  </ItemGroup>
+
+</Project>

InventoryManager/Inventory.ApiService/Program.cs

@@ -0,0 +1,41 @@
+using Inventory.ApiService.Cache;
+using Inventory.ApiService.Generation;
+using Inventory.ServiceDefaults;
+
+var builder = WebApplication.CreateBuilder(args);
+
+builder.AddServiceDefaults();
+
+// Cache
+builder.AddRedisDistributedCache("cache");
+
+builder.Services.AddControllers();
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen();
+
+// CORS 
+builder.Services.AddCors(options =>
+{
+    options.AddPolicy("client", policy =>
+    {
+        policy.AllowAnyOrigin()
+        .WithMethods("GET")
+        .WithHeaders("Content-Type");
+    });
+});
+
+// DI
+builder.Services.AddSingleton<Generator>();
+builder.Services.AddScoped<InventoryCache>();
+
+var app = builder.Build();
+
+app.UseSwagger();
+app.UseSwaggerUI();
+
+app.UseCors("client");
+
+app.MapControllers();
+app.MapDefaultEndpoints();
+
+app.Run();

InventoryManager/Inventory.ApiService/Properties/launchSettings.json

@@ -0,0 +1,23 @@
+{
+  "$schema": "https://json.schemastore.org/launchsettings.json",
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": false,
+      "applicationUrl": "http://localhost:5339",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": false,
+      "applicationUrl": "https://localhost:7266;http://localhost:5339",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

InventoryManager/Inventory.ApiService/appsettings.Development.json

@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

InventoryManager/Inventory.ApiService/appsettings.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}

InventoryManager/Inventory.AppHost/AppHost.cs

@@ -0,0 +1,15 @@
+var builder = DistributedApplication.CreateBuilder(args);
+
+var cache = builder.AddRedis("cache");
+
+var api = builder.AddProject<Projects.Inventory_ApiService>("apiservice")
+    .WithReference(cache)
+    .WaitFor(cache);
+
+
+var client = builder.AddProject<Projects.Client_Wasm>("client-wasm")
+    .WithExternalHttpEndpoints()
+    .WithHttpHealthCheck("/health")
+    .WaitFor(api);
+
+builder.Build().Run();

InventoryManager/Inventory.AppHost/Inventory.AppHost.csproj

@@ -0,0 +1,20 @@
+<Project Sdk="Aspire.AppHost.Sdk/13.1.1">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net10.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <UserSecretsId>c2ca5822-3bae-42fc-9a94-9efbb7235036</UserSecretsId>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Client.Wasm\Client.Wasm.csproj" />
+    <ProjectReference Include="..\Inventory.ApiService\Inventory.ApiService.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Aspire.Hosting.Redis" Version="13.1.1" />
+  </ItemGroup>
+
+</Project>