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Commit 76d9631

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Updated the sample.
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This file explains how Visual Studio created the project.
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The following steps were used to generate this project:
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- Create new ASP\.NET Core Web API project.
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- Update `launchSettings.json` to register the SPA proxy as a startup assembly.
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- Update project file to add a reference to the frontend project and set SPA properties.
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- Add project to the startup projects list.
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- Write this file.
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using Microsoft.AspNetCore.Mvc;
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using System.ComponentModel.DataAnnotations;
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using System.Data;
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using Syncfusion.EJ2.Base;
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using Microsoft.Data.SqlClient;
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namespace Grid_MSSQL.Server.Controllers
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{
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[ApiController]
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public class GridController : ControllerBase
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{
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string ConnectionString = @"<Enter a valid connection string>";
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[HttpPost]
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[Route("api/[controller]")]
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public object Post([FromBody] DataManagerRequest DataManagerRequest)
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{
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// Retrieve data from the data source (e.g., database).
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IQueryable<Orders> DataSource = GetOrderData().AsQueryable();
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// Initialize QueryableOperation instance.
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QueryableOperation queryableOperation = new QueryableOperation();
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// Handling searching operation.
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if (DataManagerRequest.Search != null && DataManagerRequest.Search.Count > 0)
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{
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DataSource = queryableOperation.PerformSearching(DataSource, DataManagerRequest.Search);
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//Add custom logic here if needed and remove above method.
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}
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// Handling filtering operation.
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if (DataManagerRequest.Where != null && DataManagerRequest.Where.Count > 0)
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{
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foreach (WhereFilter condition in DataManagerRequest.Where)
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{
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foreach (WhereFilter predicate in condition.predicates)
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{
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DataSource = queryableOperation.PerformFiltering(DataSource, DataManagerRequest.Where, predicate.Operator);
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//Add custom logic here if needed and remove above method.
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}
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}
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}
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// Handling Sorting operation.
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if (DataManagerRequest.Sorted != null && DataManagerRequest.Sorted.Count > 0)
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{
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DataSource = queryableOperation.PerformSorting(DataSource, DataManagerRequest.Sorted);
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//Add custom logic here if needed and remove above method.
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}
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if (DataManagerRequest.Search != null && DataManagerRequest.Search.Count > 0)
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{
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DataSource = queryableOperation.PerformSearching(DataSource, DataManagerRequest.Search);
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//Add custom logic here if needed and remove above method.
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}
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// Get the total count of records.
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int totalRecordsCount = DataSource.Count();
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// Handling paging operation.
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if (DataManagerRequest.Skip != 0)
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{
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DataSource = queryableOperation.PerformSkip(DataSource, DataManagerRequest.Skip);
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//Add custom logic here if needed and remove above method.
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}
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if (DataManagerRequest.Take != 0)
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{
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DataSource = queryableOperation.PerformTake(DataSource, DataManagerRequest.Take);
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//Add custom logic here if needed and remove above method.
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}
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// Return data based on the request.
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return new { result = DataSource, count = totalRecordsCount };
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}
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/// <summary>
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/// Retrieves the order data from the database.
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/// </summary>
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/// <returns>Returns a list of orders fetched from the database.</returns>
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[HttpGet]
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[Route("api/[controller]")]
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public List<Orders> GetOrderData()
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{
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string queryStr = "SELECT * FROM dbo.Orders ORDER BY OrderID;";
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SqlConnection sqlConnection = new(ConnectionString);
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sqlConnection.Open();
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SqlCommand sqlCommand = new(queryStr, sqlConnection);
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SqlDataAdapter DataAdapter = new(sqlCommand);
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DataTable DataTable = new();
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DataAdapter.Fill(DataTable);
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sqlConnection.Close();
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// Map data to a list.
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List<Orders> dataSource = (from DataRow Data in DataTable.Rows
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select new Orders()
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{
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OrderID = Convert.ToInt32(Data["OrderID"]),
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CustomerID = Data["CustomerID"].ToString(),
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EmployeeID = Convert.IsDBNull(Data["EmployeeID"]) ? 0 : Convert.ToUInt16(Data["EmployeeID"]),
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ShipCity = Data["ShipCity"].ToString(),
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Freight = Convert.ToDecimal(Data["Freight"])
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}).ToList();
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return dataSource;
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}
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/// <summary>
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/// Inserts a new data item into the data collection.
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/// </summary>
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/// <param name="value">It contains the new record detail which is need to be inserted.</param>
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/// <returns>Returns void.</returns>
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[HttpPost]
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[Route("api/[controller]/Insert")]
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public void Insert([FromBody] CRUDModel<Orders> value)
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{
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//Create query to insert the specific into the database by accessing its properties.
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string queryStr = $"Insert into Orders(CustomerID,Freight,ShipCity,EmployeeID) values('{value.value.CustomerID}','{value.value.Freight}','{value.value.ShipCity}','{value.value.EmployeeID}')";
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SqlConnection SqlConnection = new SqlConnection(ConnectionString);
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SqlConnection.Open();
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//Execute the SQL command.
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SqlCommand SqlCommand = new SqlCommand(queryStr, SqlConnection);
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//Execute this code to reflect the changes into the database.
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SqlCommand.ExecuteNonQuery();
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SqlConnection.Close();
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//Add custom logic here if needed and remove above method.
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}
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/// <summary>
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/// Update a existing data item from the data collection.
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/// </summary>
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/// <param name="value">It contains the updated record detail which is need to be updated.</param>
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/// <returns>Returns void.</returns>
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[HttpPost]
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[Route("api/[controller]/Update")]
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public void Update([FromBody] CRUDModel<Orders> value)
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{
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//Create query to update the changes into the database by accessing its properties.
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string queryStr = $"Update Orders set CustomerID='{value.value.CustomerID}', Freight='{value.value.Freight}',EmployeeID='{value.value.EmployeeID}',ShipCity='{value.value.ShipCity}' where OrderID='{value.value.OrderID}'";
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SqlConnection SqlConnection = new SqlConnection(ConnectionString);
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SqlConnection.Open();
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//Execute the SQL command.
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SqlCommand SqlCommand = new SqlCommand(queryStr, SqlConnection);
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//Execute this code to reflect the changes into the database.
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SqlCommand.ExecuteNonQuery();
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SqlConnection.Close();
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//Add custom logic here if needed and remove above method.
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}
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/// <summary>
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/// Remove a specific data item from the data collection.
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/// </summary>
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/// <param name="value">It contains the specific record detail which is need to be removed.</param>
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/// <return>Returns void.</return>
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[HttpPost]
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[Route("api/[controller]/Remove")]
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public void Remove([FromBody] CRUDModel<Orders> value)
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{
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//Create query to remove the specific from database by passing the primary key column value.
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string queryStr = $"Delete from Orders where OrderID={value.key}";
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SqlConnection SqlConnection = new SqlConnection(ConnectionString);
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SqlConnection.Open();
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//Execute the SQL command.
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SqlCommand SqlCommand = new SqlCommand(queryStr, SqlConnection);
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//Execute this code to reflect the changes into the database.
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SqlCommand.ExecuteNonQuery();
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SqlConnection.Close();
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//Add custom logic here if needed and remove above method.
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}
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/// <summary>
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/// Batch update (Insert, Update, and Delete) a collection of data items from the data collection.
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/// </summary>
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/// <param name="value">The set of information along with details about the CRUD actions to be executed from the database.</param>
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/// <returns>Returns void.</returns>
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[HttpPost]
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[Route("api/[controller]/BatchUpdate")]
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public IActionResult BatchUpdate([FromBody] CRUDModel<Orders> value)
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{
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if (value.changed != null && value.changed.Count > 0)
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{
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foreach (Orders Record in (IEnumerable<Orders>)value.changed)
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{
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//Create query to update the changes into the database by accessing its properties.
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string queryStr = $"Update Orders set CustomerID='{Record.CustomerID}', Freight='{Record.Freight}',EmployeeID='{Record.EmployeeID}',ShipCity='{Record.ShipCity}' where OrderID='{Record.OrderID}'";
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SqlConnection SqlConnection = new SqlConnection(ConnectionString);
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SqlConnection.Open();
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//Execute the SQL command.
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SqlCommand SqlCommand = new SqlCommand(queryStr, SqlConnection);
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//Execute this code to reflect the changes into the database.
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SqlCommand.ExecuteNonQuery();
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SqlConnection.Close();
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//Add custom logic here if needed and remove above method.
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}
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}
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if (value.added != null && value.added.Count > 0)
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{
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foreach (Orders Record in (IEnumerable<Orders>)value.added)
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{
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//Create query to insert the specific into the database by accessing its properties.
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string queryStr = $"Insert into Orders(CustomerID,Freight,ShipCity,EmployeeID) values('{Record.CustomerID}','{Record.Freight}','{Record.ShipCity}','{Record.EmployeeID}')";
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SqlConnection SqlConnection = new SqlConnection(ConnectionString);
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SqlConnection.Open();
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//Execute the SQL command.
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SqlCommand SqlCommand = new SqlCommand(queryStr, SqlConnection);
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//Execute this code to reflect the changes into the database.
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SqlCommand.ExecuteNonQuery();
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SqlConnection.Close();
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//Add custom logic here if needed and remove above method.
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}
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}
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if (value.deleted != null && value.deleted.Count > 0)
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{
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foreach (Orders Record in (IEnumerable<Orders>)value.deleted)
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{
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//Create query to remove the specific from database by passing the primary key column value.
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string queryStr = $"Delete from Orders where OrderID={Record.OrderID}";
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SqlConnection SqlConnection = new SqlConnection(ConnectionString);
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SqlConnection.Open();
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//Execute the SQL command.
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SqlCommand SqlCommand = new SqlCommand(queryStr, SqlConnection);
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//Execute this code to reflect the changes into the database.
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SqlCommand.ExecuteNonQuery();
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SqlConnection.Close();
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//Add custom logic here if needed and remove above method.
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}
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}
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return new JsonResult(value);
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}
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public class CRUDModel<T> where T : class
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{
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public string? action { get; set; }
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public string? keyColumn { get; set; }
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public object? key { get; set; }
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public T? value { get; set; }
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public List<T>? added { get; set; }
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public List<T>? changed { get; set; }
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public List<T>? deleted { get; set; }
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public IDictionary<string, object>? @params { get; set; }
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}
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public class Orders
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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 int? EmployeeID { get; set; }
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public decimal? Freight { get; set; }
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public string? ShipCity { get; set; }
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}
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}
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}
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using Microsoft.AspNetCore.Mvc;
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namespace Grid_MSSQL.Server.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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}
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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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<SpaRoot>..\grid_mssql.client</SpaRoot>
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<SpaProxyLaunchCommand>npm start</SpaProxyLaunchCommand>
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<SpaProxyServerUrl>https://localhost:4200</SpaProxyServerUrl>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.AspNetCore.SpaProxy">
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<Version>8.*-*</Version>
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</PackageReference>
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<PackageReference Include="Microsoft.Data.SqlClient" Version="6.0.1" />
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<PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
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<PackageReference Include="Syncfusion.EJ2.AspNet.Core" Version="28.2.11" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\grid_mssql.client\grid_mssql.client.esproj">
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<ReferenceOutputAssembly>false</ReferenceOutputAssembly>
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</ProjectReference>
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</ItemGroup>
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</Project>
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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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</PropertyGroup>
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</Project>
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@Grid_MSSQL.Server_HostAddress = http://localhost:5168
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GET {{Grid_MSSQL.Server_HostAddress}}/weatherforecast/
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Accept: application/json
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###

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