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NithyaSivaprakasamNithyaSivaprakasam
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Documentation(EJ2-890211): OdataV4adaptor
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‎ODataV4Adaptor/ODataV4Adaptor.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.9.34728.123
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ODataV4Adaptor", "ODataV4Adaptor\ODataV4Adaptor.csproj", "{CAB1491F-D43B-4513-9A9D-F5A56AA8F093}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{CAB1491F-D43B-4513-9A9D-F5A56AA8F093}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{CAB1491F-D43B-4513-9A9D-F5A56AA8F093}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{CAB1491F-D43B-4513-9A9D-F5A56AA8F093}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{CAB1491F-D43B-4513-9A9D-F5A56AA8F093}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {C4A3478D-2390-4B78-982F-E0AC583C0E9D}
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EndGlobalSection
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EndGlobal

‎ODataV4Adaptor/ODataV4Adaptor/Controllers/OrdersController.cs‎

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using Microsoft.AspNetCore.Mvc;
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using Microsoft.AspNetCore.OData.Query;
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using Microsoft.AspNetCore.OData.Routing.Controllers;
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using ODataV4Adaptor.Models;
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namespace OdataV4Adaptor.Controllers
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{
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public class OrdersController : Controller
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{
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/// <summary>
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/// Retrieves all orders.
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/// </summary>
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/// <returns>The collection of orders.</returns>
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[HttpGet]
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[EnableQuery]
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public IActionResult Get()
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{
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var data = OrdersDetails.GetAllRecords().AsQueryable();
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return Ok(data);
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}
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/// <summary>
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/// Inserts a new order to the collection.
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/// </summary>
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/// <param name="addRecord">The order to be inserted.</param>
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/// <returns>It returns the newly inserted record detail.</returns>
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[HttpPost]
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[EnableQuery]
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public IActionResult Post([FromBody] OrdersDetails addRecord)
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{
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if (addRecord == null)
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{
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return BadRequest("Null order");
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}
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OrdersDetails.GetAllRecords().Insert(0, addRecord);
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return Json(addRecord);
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}
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/// <summary>
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/// Updates an existing order.
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/// </summary>
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/// <param name="key">The ID of the order to update.</param>
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/// <param name="updateRecord">The updated order details.</param>
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/// <returns>It returns the updated order details.</returns>
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[HttpPatch("{key}")]
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public IActionResult Patch(int key, [FromBody] OrdersDetails updateRecord)
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{
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if (updateRecord == null)
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{
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return BadRequest("No records");
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}
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var existingOrder = OrdersDetails.GetAllRecords().FirstOrDefault(order => order.OrderID == key);
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if (existingOrder != null)
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{
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// If the order exists, update its properties
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existingOrder.CustomerID = updateRecord.CustomerID ?? existingOrder.CustomerID;
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existingOrder.ShipCity = updateRecord.ShipCity ?? existingOrder.ShipCity;
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existingOrder.ShipCountry = updateRecord.ShipCountry ?? existingOrder.ShipCountry;
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}
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return Json(updateRecord);
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}
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/// <summary>
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/// Deletes an order.
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/// </summary>
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/// <param name="key">The ID of the order to delete.</param>
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/// <returns>It returns the deleted record detail</returns>
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[HttpDelete("{key}")]
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public IActionResult Delete(int key)
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{
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var deleteRecord = OrdersDetails.GetAllRecords().FirstOrDefault(order => order.OrderID == key);
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if (deleteRecord != null)
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{
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OrdersDetails.GetAllRecords().Remove(deleteRecord);
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}
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return Json(deleteRecord);
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}
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}
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}

‎ODataV4Adaptor/ODataV4Adaptor/Controllers/WeatherForecastController.cs‎

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using Microsoft.AspNetCore.Mvc;
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namespace ODataV4Adaptor.Controllers
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{
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[ApiController]
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[Route("[controller]")]
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public class WeatherForecastController : ControllerBase
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{
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private static readonly string[] Summaries = new[]
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{
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"Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
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};
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private readonly ILogger<WeatherForecastController> _logger;
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public WeatherForecastController(ILogger<WeatherForecastController> logger)
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{
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_logger = logger;
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}
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[HttpGet(Name = "GetWeatherForecast")]
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public IEnumerable<WeatherForecast> Get()
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{
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return Enumerable.Range(1, 5).Select(index => new WeatherForecast
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{
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Date = DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
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TemperatureC = Random.Shared.Next(-20, 55),
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Summary = Summaries[Random.Shared.Next(Summaries.Length)]
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})
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.ToArray();
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}
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}
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}

‎ODataV4Adaptor/ODataV4Adaptor/Models/OrdersDetails.cs‎

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using System.ComponentModel.DataAnnotations;
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namespace ODataV4Adaptor.Models
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{
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public class OrdersDetails
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{
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public static List<OrdersDetails> order = new List<OrdersDetails>();
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public OrdersDetails()
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{
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}
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public OrdersDetails(
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int OrderID, string CustomerId, string ShipCity, string ShipCountry)
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{
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this.OrderID = OrderID;
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this.CustomerID = CustomerId;
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this.ShipCity = ShipCity;
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this.ShipCountry = ShipCountry;
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}
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public static List<OrdersDetails> GetAllRecords()
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{
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if (order.Count() == 0)
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{
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int code = 10000;
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for (int i = 1; i < 10; i++)
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{
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order.Add(new OrdersDetails(code + 1, "ALFKI","Berlin", "Denmark"));
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order.Add(new OrdersDetails(code + 2, "ANATR", "Madrid", "Brazil"));
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order.Add(new OrdersDetails(code + 3, "ANTON", "Cholchester", "Germany"));
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order.Add(new OrdersDetails(code + 4, "BLONP", "Marseille", "Austria"));
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order.Add(new OrdersDetails(code + 5, "BOLID", "tsawassen", "Switzerland"));
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code += 5;
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}
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}
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return order;
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}
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[Key]
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public int? OrderID { get; set; }
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public string? CustomerID { get; set; }
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public string? ShipCity { get; set; }
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public string? ShipCountry { get; set; }
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}
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}

‎ODataV4Adaptor/ODataV4Adaptor/ODataV4Adaptor.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net8.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.AspNetCore.OData" Version="8.2.5" />
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<PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
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</ItemGroup>
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<ItemGroup>
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<Folder Include="wwwroot\css\" />
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</ItemGroup>
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</Project>

‎ODataV4Adaptor/ODataV4Adaptor/ODataV4Adaptor.csproj.user‎

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
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<ActiveDebugProfile>https</ActiveDebugProfile>
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<Controller_SelectedScaffolderID>ApiControllerEmptyScaffolder</Controller_SelectedScaffolderID>
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<Controller_SelectedScaffolderCategoryPath>root/Common/Api</Controller_SelectedScaffolderCategoryPath>
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</PropertyGroup>
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</Project>

‎ODataV4Adaptor/ODataV4Adaptor/ODataV4Adaptor.http‎

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@ODataV4Adaptor_HostAddress = http://localhost:5214
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GET {{ODataV4Adaptor_HostAddress}}/weatherforecast/
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Accept: application/json
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###

‎ODataV4Adaptor/ODataV4Adaptor/Program.cs‎

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using Microsoft.AspNetCore.OData;
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using Microsoft.OData.ModelBuilder;
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using ODataV4Adaptor.Models;
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var builder = WebApplication.CreateBuilder(args);
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// Add services to the container.
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builder.Services.AddControllers();
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// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
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builder.Services.AddEndpointsApiExplorer();
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builder.Services.AddSwaggerGen();
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// Create an ODataConventionModelBuilder to build the OData model
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var modelBuilder = new ODataConventionModelBuilder();
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// Register the "Orders" entity set with the OData model builder
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modelBuilder.EntitySet<OrdersDetails>("Orders");
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var recordCount = OrdersDetails.GetAllRecords().Count;
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builder.Services.AddControllers().AddOData(
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options => options
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.Count()
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.OrderBy()
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.Filter()
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.SetMaxTop(recordCount)
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.AddRouteComponents(
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"odata",
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modelBuilder.GetEdmModel()));
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var app = builder.Build();
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app.UseDefaultFiles();
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app.UseStaticFiles();
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// Configure the HTTP request pipeline.
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if (app.Environment.IsDevelopment())
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{
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app.UseSwagger();
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app.UseSwaggerUI();
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}
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app.UseHttpsRedirection();
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app.UseAuthorization();
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app.MapControllers();
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app.Run();

‎ODataV4Adaptor/ODataV4Adaptor/Properties/launchSettings.json‎

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{
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"$schema": "http://json.schemastore.org/launchsettings.json",
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"iisSettings": {
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"windowsAuthentication": false,
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"anonymousAuthentication": true,
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"iisExpress": {
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"applicationUrl": "http://localhost:5430",
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"sslPort": 44372
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}
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},
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"profiles": {
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"http": {
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"commandName": "Project",
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"dotnetRunMessages": true,
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"launchBrowser": true,
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"launchUrl": "swagger",
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"applicationUrl": "http://localhost:5214",
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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}
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},
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"https": {
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"commandName": "Project",
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"dotnetRunMessages": true,
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"launchBrowser": true,
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// "launchUrl": "swagger",
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"applicationUrl": "https://localhost:7047;http://localhost:5214",
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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}
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},
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"IIS Express": {
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"commandName": "IISExpress",
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"launchBrowser": true,
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"launchUrl": "swagger",
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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}
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}
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}
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}

‎ODataV4Adaptor/ODataV4Adaptor/WeatherForecast.cs‎

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namespace ODataV4Adaptor
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{
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public class WeatherForecast
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{
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public DateOnly Date { get; set; }
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public int TemperatureC { get; set; }
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public int TemperatureF => 32 + (int)(TemperatureC / 0.5556);
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public string? Summary { get; set; }
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}
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}

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