104 lines
3.1 KiB
Plaintext
104 lines
3.1 KiB
Plaintext
@if (Title != null)
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{
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<MudText Typo="Typo.h4">@Title</MudText>
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}
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<MudAutocomplete T="Student"
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Label="@Label"
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@bind-Value="_currentStudent"
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SearchFunc="@SearchStudents"
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ToStringFunc="@(s => ShowFullName ? s?.FirstNameLastName : s?.FirstName)"
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Immediate="true"
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ResetValueOnEmptyText="true"
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CoerceText="false"
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CoerceValue="false"
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AdornmentIcon="@Icons.Material.Filled.Search"
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Clearable="true">
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<ItemTemplate Context="student">
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@if (ShowFullName)
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{
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@student.FirstNameLastName
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}
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else
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{
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@student.FirstName
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}
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@if (ShowGrade)
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{
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<MudText Typo="Typo.caption" Color="Color.Secondary"> - Grade @student.Grade</MudText>
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}
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</ItemTemplate>
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</MudAutocomplete>
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@if (SelectedStudents.Any())
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{
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<MudChipSet T="Student" AllClosable="true" Class="mt-2">
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@foreach (var student in SelectedStudents.OrderBy(s => s.FirstName))
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{
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<MudChip T="Student"
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Value="@student"
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Text="@(ShowFullName ? student.FirstNameLastName : student.FirstName)"
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OnClose="@(() => RemoveStudent(student))" />
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}
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</MudChipSet>
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}
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@code {
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[Parameter]
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public IEnumerable<Student> Students { get; set; } = [];
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[Parameter]
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public IEnumerable<Student> SelectedStudents { get; set; } = [];
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[Parameter]
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public EventCallback<IEnumerable<Student>> SelectedStudentsChanged { get; set; }
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[Parameter]
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public string? Title { get; set; }
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[Parameter]
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public string Label { get; set; } = "Search Students";
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[Parameter]
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public bool ShowFullName { get; set; } = true;
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[Parameter]
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public bool ShowGrade { get; set; } = false;
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private Student? _currentStudent
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{
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get => _currentStudentValue;
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set
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{
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_currentStudentValue = value;
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if (value != null && !SelectedStudents.Contains(value))
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{
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var updatedList = SelectedStudents.Append(value).ToList();
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SelectedStudentsChanged.InvokeAsync(updatedList);
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_currentStudentValue = null;
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}
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}
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}
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private Student? _currentStudentValue;
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private Task<IEnumerable<Student>> SearchStudents(string? searchText, CancellationToken cancellationToken)
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{
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if (string.IsNullOrWhiteSpace(searchText))
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return Task.FromResult<IEnumerable<Student>>(Students.Where(s => !SelectedStudents.Contains(s)));
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var search = searchText.ToLower();
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return Task.FromResult<IEnumerable<Student>>(Students
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.Where(s => !SelectedStudents.Contains(s))
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.Where(s => s.FirstName.ToLower().Contains(search) ||
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s.LastName.ToLower().Contains(search))
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.OrderBy(s => s.FirstName));
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}
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private void RemoveStudent(Student student)
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{
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var updatedList = SelectedStudents.Where(s => s.Id != student.Id).ToList();
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SelectedStudentsChanged.InvokeAsync(updatedList);
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}
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}
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