Filter defaults example

Author: ithielnor

Griddly/Controllers/ExampleController.cs

@@ -33,6 +33,18 @@ public ActionResult Filters()
             });
         }
 
+        public ActionResult FilterDefaults()
+        {
+            return View("Example", new ExampleModel()
+            {
+                Title = "Filter Defaults Example",
+                GridAction = "FilterDefaultsGrid",
+                ParentView = "FilterDefaults.cshtml",
+                GridView = "FilterDefaultsGrid.cshtml",
+                Description = "Filter default values may be set using the ControllerBase.SetGriddlyDefault() extension method."
+            });
+        }
+
         public ActionResult Parameters()
         {
             return View("Example", new ExampleModel()

Griddly/Controllers/Examples/FilterDefaultsGrid.cs

@@ -0,0 +1,32 @@
+using Griddly.Models;
+using Griddly.Mvc;
+using Griddly.Mvc.Results;
+using System;
+using System.Linq;
+using System.Web.Mvc;
+
+namespace Griddly.Controllers
+{
+    public partial class ExampleController : Controller
+    {
+        public GriddlyResult FilterDefaultsGrid(string[] item, string lastName, bool? isApproved)
+        {
+            this.SetGriddlyDefault(ref isApproved, nameof(isApproved), true);
+
+            this.SetGriddlyDefault(ref item, nameof(item), new[] { "Item1", "Item2" });
+
+            IQueryable<TestGridItem> query = _testData.AsQueryable();
+
+            if (item != null && item.Any())
+                query = query.Where(x => item.Contains(x.Item));
+
+            if (!string.IsNullOrWhiteSpace(lastName))
+                query = query.Where(x => x.LastName.IndexOf(lastName, StringComparison.InvariantCultureIgnoreCase) > -1);
+
+            if (isApproved != null)
+                query = query.Where(x => x.IsApproved == isApproved.Value);
+
+            return new QueryableResult<TestGridItem>(query);
+        }
+    }
+}

Griddly/Griddly.csproj

@@ -129,6 +129,9 @@
     <Compile Include="Controllers\Examples\ColumnsGrid.cs">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Compile>
+    <Compile Include="Controllers\Examples\FilterDefaultsGrid.cs">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Compile>
     <Compile Include="Controllers\Examples\ParametersGrid.cs">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Compile>
@@ -289,6 +292,8 @@
     <Content Include="Views\Example\Parameters.cshtml" />
     <Content Include="Views\Example\Columns.cshtml" />
     <Content Include="Views\Example\Filters.cshtml" />
+    <Content Include="Views\Example\FilterDefaultsGrid.cshtml" />
+    <Content Include="Views\Example\FilterDefaults.cshtml" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Griddly.Mvc\Griddly.Mvc.csproj">

Griddly/Views/Example/FilterDefaults.cshtml

@@ -0,0 +1 @@
+@Html.Griddly("FilterDefaultsGrid")

Griddly/Views/Example/FilterDefaultsGrid.cshtml

@@ -0,0 +1,50 @@
+@{
+    List<SelectListItem> groupedList = new List<SelectListItem>()
+    {
+        new SelectListItemGroup()
+        {
+            Text = "Group1",
+            Items = new List<SelectListItem>()
+            {
+                new SelectListItem() { Text = "Item1", Value = "Item1" },
+                new SelectListItem() { Text = "Item2", Value = "Item2" },
+                new SelectListItem() { Text = "Item3", Value = "Item3" },
+                new SelectListItem() { Text = "Item4", Value = "Item4" },
+                new SelectListItem() { Text = "Item5", Value = "Item5" },
+            }
+        },
+        new SelectListItemGroup()
+        {
+            Text = "Group2",
+            Items = new List<SelectListItem>()
+            {
+                new SelectListItem() { Text = "Item6", Value = "Item6" },
+                new SelectListItem() { Text = "Item7", Value = "Item7" },
+                new SelectListItem() { Text = "Item8", Value = "Item8" },
+                new SelectListItem() { Text = "Item9", Value = "Item9" },
+                new SelectListItem() { Text = "Item10", Value = "Item10" },
+            }
+        }
+    };
+
+    var gridSettings = new GriddlySettings<TestGridItem>()
+    {
+        PageSize = 20,
+        RowClickUrl = x => "http://microsoft.com",
+        EmptyGridMessageTemplate =@<text><div class="alert alert-warning">@item.Settings.EmptyGridMessage</div></text>,
+        EmptyGridMessage = "Sorry, no records were found"
+    };
+
+    gridSettings
+        .Column(x => x.Id)
+        .Column(x => x.Item, filter: x => x.FilterList(groupedList, field: "item"))
+        .Column(x => x.FirstName, "First Name")
+        .Column(x => x.LastName, "Last Name", filter: x => x.FilterBox(FilterDataType.String, field: "lastName"))
+        .Column(x => x.Address)
+        .Column(x => x.City)
+        .Column(x => x.State)
+        .Column(x => x.PostalCode, "Zip")
+        .Column(x => x.IsApproved, "Approved", filter: x => x.FilterBool(nullItemText: "Both", field: "isApproved"));
+}
+
+@Html.Griddly(gridSettings)

Griddly/Views/Shared/_Layout.cshtml

@@ -29,6 +29,7 @@
                         <ul class="dropdown-menu">
                             <li>@Html.ActionLink("Columns", "Columns", "Example")</li>
                             <li>@Html.ActionLink("Filters", "Filters", "Example")</li>
+                            <li>@Html.ActionLink("Filter Defaults", "FilterDefaults", "Example")</li>
                             <li>@Html.ActionLink("Additional Parameters", "Parameters", "Example")</li>
                         </ul>
                     </li>