| | | 1 | | @using System.Linq.Expressions |
| | | 2 | | @inject BlazorUiMappings _blazorUiMappings |
| | | 3 | | @typeparam TModel |
| | | 4 | | |
| | 1 | 5 | | @if (Model is not null) |
| | | 6 | | { |
| | | 7 | | <EditForm Model="@Model"> |
| | | 8 | | <Header /> |
| | 3 | 9 | | @foreach (var property in typeof(TModel).GetProperties()) |
| | | 10 | | { |
| | | 11 | | @RenderBlazorUiGroup(property) |
| | | 12 | | @RenderBlazorUiHint(property, Model) |
| | | 13 | | } |
| | | 14 | | <br /> |
| | | 15 | | <button type="submit" class="btn btn-primary">Submit</button> |
| | | 16 | | @ChildContent |
| | | 17 | | <Footer /> |
| | | 18 | | </EditForm> |
| | | 19 | | } |
| | | 20 | | |
| | | 21 | | @code { |
| | | 22 | | [Parameter] |
| | | 23 | | public TModel? Model { get; set; } |
| | | 24 | | |
| | | 25 | | [Parameter] |
| | | 26 | | public RenderFragment? ChildContent { get; set; } |
| | | 27 | | |
| | 1 | 28 | | private RenderFragment RenderBlazorUiGroup(PropertyInfo propertyInfo) => builder => |
| | 1 | 29 | | { |
| | 1 | 30 | | var uiGroup = propertyInfo.GetCustomAttribute<BlazorUIGroupAttribute>(); |
| | 1 | 31 | | if (uiGroup is null) |
| | 1 | 32 | | { |
| | 1 | 33 | | return; |
| | 1 | 34 | | } |
| | 1 | 35 | | |
| | 1 | 36 | | // var propertyType = propertyInfo.PropertyType; |
| | 1 | 37 | | // var value = propertyInfo.GetValue(Model); |
| | 1 | 38 | | |
| | 1 | 39 | | // var formGroupWrapper = BlazorUiMappings.FormGroupWrapper!; |
| | 1 | 40 | | |
| | 1 | 41 | | // builder.OpenComponent(1, formGroupWrapper); |
| | 1 | 42 | | // builder.AddAttribute(1, "Title", uiGroup.UiTitle); |
| | 1 | 43 | | // foreach (var childProperty in propertyInfo.PropertyType.GetProperties()) |
| | 1 | 44 | | // { |
| | 1 | 45 | | // builder.AddAttribute(2, "ChildContent", (RenderFragment)(childBuilder => |
| | 1 | 46 | | // { |
| | 1 | 47 | | // RenderBlazorUiHint(childProperty, value)(childBuilder); |
| | 1 | 48 | | // })); |
| | 1 | 49 | | // } |
| | 1 | 50 | | // builder.CloseComponent(); |
| | 1 | 51 | | }; |
| | | 52 | | |
| | 1 | 53 | | private RenderFragment RenderBlazorUiHint<T>(PropertyInfo propertyInfo, T model) => builder => |
| | 1 | 54 | | { |
| | 1 | 55 | | var uiHint = propertyInfo.GetCustomAttribute<BlazorUIHintAttribute>(); |
| | 1 | 56 | | if (uiHint is null) |
| | 1 | 57 | | { |
| | 1 | 58 | | return; |
| | 1 | 59 | | } |
| | 1 | 60 | | |
| | 1 | 61 | | var inputSequence = 0; |
| | 1 | 62 | | var wrapperSequence = 0; |
| | 1 | 63 | | |
| | 1 | 64 | | var propertyType = propertyInfo.PropertyType; |
| | 1 | 65 | | var value = propertyInfo.GetValue(model); |
| | 1 | 66 | | |
| | 1 | 67 | | var formInputWrapper = _blazorUiMappings.FormInputWrapper; |
| | 1 | 68 | | if (formInputWrapper != null) |
| | 1 | 69 | | { |
| | 1 | 70 | | builder.OpenComponent(wrapperSequence++, formInputWrapper); |
| | 1 | 71 | | builder.AddAttribute(1, "Id", propertyInfo.Name); |
| | 1 | 72 | | builder.AddAttribute(2, "Label", uiHint.UiLabel); |
| | 1 | 73 | | builder.AddAttribute(3, "ChildContent", (RenderFragment)(childBuilder => |
| | 1 | 74 | | { |
| | 1 | 75 | | CreateInputComponent(childBuilder, uiHint, inputSequence, propertyInfo, value); |
| | 1 | 76 | | childBuilder.CloseComponent(); |
| | 2 | 77 | | })); |
| | 1 | 78 | | } |
| | 1 | 79 | | else |
| | 1 | 80 | | { |
| | 1 | 81 | | CreateInputComponent(builder, uiHint, inputSequence, propertyInfo, value); |
| | 1 | 82 | | } |
| | 1 | 83 | | |
| | 1 | 84 | | builder.CloseComponent(); |
| | 2 | 85 | | }; |
| | | 86 | | |
| | | 87 | | private void CreateInputComponent(RenderTreeBuilder builder, BlazorUIHintAttribute uiHint, |
| | | 88 | | int inputSequence, PropertyInfo propertyInfo, object? value) |
| | | 89 | | { |
| | 1 | 90 | | var attributeSequence = 0; |
| | 1 | 91 | | var componentType = _blazorUiMappings.InputMappings[uiHint.UIComponent]; |
| | 1 | 92 | | builder.OpenComponent(inputSequence++, componentType); |
| | 1 | 93 | | builder.AddAttribute(attributeSequence++, "Id", propertyInfo.Name); |
| | 1 | 94 | | builder.AddAttribute(attributeSequence++, "Label", uiHint.UiLabel); |
| | 1 | 95 | | builder.AddAttribute(attributeSequence++, "Value", value); |
| | 1 | 96 | | CreateEventCallback(builder, propertyInfo, value); |
| | 1 | 97 | | } |
| | | 98 | | |
| | | 99 | | private void CreateEventCallback(RenderTreeBuilder builder, PropertyInfo propertyInfo, object? value) |
| | | 100 | | { |
| | 1 | 101 | | var underlyingType = Nullable.GetUnderlyingType(propertyInfo.PropertyType); |
| | | 102 | | |
| | 1 | 103 | | (RenderTreeBuilder builder, int sequence, PropertyInfo propertyInfo) valueChangedArgs = |
| | 1 | 104 | | (builder, 4, propertyInfo); |
| | | 105 | | |
| | 1 | 106 | | var typeCode = Type.GetTypeCode(propertyInfo.PropertyType); |
| | 1 | 107 | | switch (typeCode) |
| | | 108 | | { |
| | | 109 | | case TypeCode.Int32: |
| | 1 | 110 | | SetValueChangedArgs<int>(valueChangedArgs); |
| | 1 | 111 | | break; |
| | | 112 | | |
| | | 113 | | case TypeCode.String: |
| | 1 | 114 | | SetValueChangedArgs<string>(valueChangedArgs); |
| | 1 | 115 | | break; |
| | | 116 | | |
| | 0 | 117 | | case TypeCode.Object when propertyInfo.PropertyType == typeof(DateOnly): |
| | 0 | 118 | | SetValueChangedArgs<DateOnly>(valueChangedArgs); |
| | 0 | 119 | | break; |
| | | 120 | | |
| | 0 | 121 | | case TypeCode.Object when propertyInfo.PropertyType == typeof(int?): |
| | 0 | 122 | | SetValueChangedArgs<int?>(valueChangedArgs); |
| | 0 | 123 | | break; |
| | | 124 | | |
| | | 125 | | // case TypeCode.Object when propertyInfo.PropertyType == typeof(int?): |
| | | 126 | | // SetValueChangedArgs<int?>(valueChangedArgs); |
| | | 127 | | // break; |
| | | 128 | | |
| | | 129 | | default: |
| | 0 | 130 | | return; |
| | | 131 | | } |
| | | 132 | | } |
| | | 133 | | |
| | | 134 | | private void SetValueChangedArgs<T>((RenderTreeBuilder builder, int sequence, PropertyInfo propertyInfo) args) |
| | | 135 | | { |
| | 1 | 136 | | args.builder.AddAttribute(args.sequence++, "ValueChanged", |
| | 2 | 137 | | EventCallback.Factory.Create(this, (T val) => args.propertyInfo.SetValue(Model, val))); |
| | | 138 | | |
| | 1 | 139 | | args.builder.AddAttribute(args.sequence, "ValueExpression", Expression.Lambda<Func<T>>(Expression.Property( |
| | 1 | 140 | | Expression.Constant(Model), args.propertyInfo))); |
| | 1 | 141 | | } |
| | | 142 | | |
| | | 143 | | } |