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chapter-organizer/WebApp/Components/Features/MeetingSchedule/Index.razor
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2025-12-26 23:45:32 -05:00

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@page "/meeting-schedule"
@attribute [Authorize]
@using System.Text
@using Core.Calculation
@using Microsoft.EntityFrameworkCore
@using WebApp.Components.Shared.Components
@inject IConfiguration Configuration
@inject AppDbContext Context
@inject ClipboardService ClipboardService
@inject LocalStorageService LocalStorage
<PageHeader Title="@($"{Configuration["ChapterSettings:Shortname"]} TSA Schedule {Configuration["ChapterSettings:CompetitionYear"]}")" />
<MudPaper Elevation="2" Class="pa-4 mt-4">
<MudGrid>
<MudItem xs="7" sm="8" lg="9">
<MudText Typo="Typo.h4">Time Slots</MudText>
<MudPaper Class="pa-2 ma-2" Elevation="3">
<MudGrid>
<MudItem xs="6" sm="3" lg="2">
<MudNumericField Value="_parameters.TimeSlots"
ValueChanged="async (int val) => await OnTimeSlotCountChanged(val)"
Label="Time Slots" Min="1" Max="4">
</MudNumericField>
</MudItem>
<MudFlexBreak/>
<MudItem xs="12" sm="6" lg="4">
<MudTooltip Text="Schedule teams with Level of Effort >= 3" Inline="false">
<MudButton Variant="Variant.Outlined" OnClick="AddHighLevelOfEffort" FullWidth="true">Add High Effort</MudButton>
</MudTooltip>
</MudItem>
<MudItem xs="12" sm="6" lg="4">
<MudButton Variant="Variant.Outlined" OnClick="AddRegionals" FullWidth="true">Add Regionals</MudButton>
</MudItem>
<MudItem xs="12" sm="6" lg="4">
<MudButton Variant="Variant.Outlined" OnClick="RemoveIndividual" FullWidth="true">Remove Individual</MudButton>
</MudItem>
<MudItem xs="12" sm="6" lg="4">
<MudButton Variant="Variant.Outlined" OnClick="RemoveLowLevelOfEffort" FullWidth="true">Remove Low Effort</MudButton>
</MudItem>
<MudItem xs="12" sm="6" lg="4">
<MudButton Variant="Variant.Outlined" OnClick="Invert" FullWidth="true">Invert</MudButton>
</MudItem>
<MudItem xs="12" sm="6" lg="4">
<MudButton Variant="Variant.Outlined" Color="Color.Warning" OnClick="Reset" FullWidth="true">Reset</MudButton>
</MudItem>
<MudItem xs="12">
<MudButton Variant="Variant.Filled" Class="ma-3" OnClick="Solve" Color="Color.Primary" Disabled="@_isSolving">Solve</MudButton>
<MudTooltip Text="Copy to Clipboard">
<MudIconButton OnClick="CopyToClipboard" Icon="@Icons.Material.Filled.ContentCopy"></MudIconButton>
</MudTooltip>
</MudItem>
</MudGrid>
</MudPaper>
<MudTable T="TeamScheduleTimeSlot" ServerData="SolveSchedule" @ref="_solutionData">
<HeaderContent>
</HeaderContent>
<RowTemplate>
<MudTd>
<MudGrid>
<MudItem xs="12" lg="6">
<ScheduledTeamsList TimeSlotName="@context.Name"
Teams="@context.Teams"
ScheduledTeams="@_scheduledTeams"
AbsentStudents="@_absentStudents"
StudentHasOverlaps="@context.StudentHasOverlaps"
OnToggleTeam="@ToggleRequiredTeam" />
</MudItem>
<MudItem xs="12" lg="6">
<UnscheduledStudentsList UnscheduledStudents="@context.UnscheduledStudents"
AbsentStudents="@_absentStudents"
ScheduledTeams="@_scheduledTeams"
PossibleAdditions="@_possibleAdditions"
UnassignedTeams="@_solution.StudentUnassignedTeams"
OnToggleTeam="@ToggleRequiredTeam" />
</MudItem>
</MudGrid>
</MudTd>
</RowTemplate>
</MudTable>
</MudItem>
<MudItem xs="5" sm="4" lg="3">
<MudStack>
<StudentTextBoxSelector Students="@_students"
SelectedStudents="_absentStudents"
SelectedStudentsChanged="OnAbsentStudentsChanged"
Title="Absent Students"
Label="Search for absent students"
ShowFullName="true"/>
<MudDivider Class="my-4"/>
<TeamToggleSelector Teams="@_teams"
SelectedTeams="_scheduledTeams"
SelectedTeamsChanged="OnScheduledTeamsChanged"
Title="Scheduled Teams"
ShowEventAttributes="true" />
</MudStack>
</MudItem>
</MudGrid>
</MudPaper>
@code {
private Team[] _teams = null!;
private Student[] _students = null!;
MudTable<TeamScheduleTimeSlot> _solutionData = null!;
private TeamSchedulerSolution _solution = null!;
private TeamSchedulerOptions _parameters = null!;
bool _isSolving;
private IEnumerable<Team> _scheduledTeams = [];
private IEnumerable<Student> _absentStudents = [];
private IEnumerable<Team> _possibleAdditions = [];
private async Task OnScheduledTeamsChanged(IEnumerable<Team> teams)
{
_scheduledTeams = teams;
await SaveScheduledTeams();
}
private async Task OnAbsentStudentsChanged(IEnumerable<Student> students)
{
_absentStudents = students;
await SaveAbsentStudents();
}
private async Task OnTimeSlotCountChanged(int timeSlots)
{
_parameters.TimeSlots = timeSlots;
await SaveTimeSlotCount();
}
private async void AddRegionals()
{
_scheduledTeams
= _teams.Where(e => e.Event.RegionalEvent).Concat(_scheduledTeams).Distinct();
await SaveScheduledTeams();
}
private async void AddHighLevelOfEffort()
{
_scheduledTeams
= _teams.Where(e => e.Event.LevelOfEffort >= 3).Concat(_scheduledTeams).Distinct();
await SaveScheduledTeams();
}
private async void RemoveIndividual()
{
_scheduledTeams
= _scheduledTeams.Where(t => t.Event.EventFormat != EventFormat.Individual);
await SaveScheduledTeams();
}
private async void RemoveLowLevelOfEffort()
{
_scheduledTeams
= _scheduledTeams.Where(t => t.Event.LevelOfEffort > 1);
await SaveScheduledTeams();
}
private async void Invert()
{
var rt = _scheduledTeams.ToArray();
_scheduledTeams
= _teams.Where(t => !rt.Contains(t));
await SaveScheduledTeams();
}
private async void Reset()
{
_scheduledTeams = [];
await SaveScheduledTeams();
}
private async void ToggleRequiredTeam(Team unassignedTeam)
{
if (_scheduledTeams.Contains(unassignedTeam))
_scheduledTeams = _scheduledTeams.Where(t => t != unassignedTeam);
else
{
_scheduledTeams = _scheduledTeams.Concat(new[] { unassignedTeam });
}
await SaveScheduledTeams();
}
protected override async Task OnInitializedAsync()
{
_parameters =
new TeamSchedulerOptions(
2,
mustIncludeEvents:
[
// "Medical Technology", "Electrical Applications" , "RegionalTeam",
// ,"Dragster", "Flight"
],
extended:
[
// "Invention", "Construction Challenge", "Mechanical", "Mass", "Micro"
//"STEM"
//"Community", "Vlogging"// "Microcontroller"
],
omittedEvents:
[
// "Vlogging", "Junior", "Community Service Video", "Digital Photography",
// "STEM"
//"Leadership",// "Electrical", //"Construction"
// "Forensic",
//"CAD"
//"I&I Team 1", "I&I Team 2"//, "Website Design",
],
absentStudents:
[
]
);
_teams
= await Context.Teams
.Include(e => e.Event)
.Include(e => e.Students)
.OrderBy(e => e.Event.Name)
.ThenBy(e => e.Identifier)
.ToArrayAsync();
_students =
await Context.Students
.Include(e => e.Teams)
.ThenInclude(e => e.Captain)
.Include(e => e.EventRankings)
.ThenInclude(e => e.EventDefinition)
.OrderBy(e => e.FirstName).ToArrayAsync();
// Load saved selections from localStorage
await LoadScheduledTeams();
await LoadAbsentStudents();
await LoadTimeSlotCount();
}
private async Task SaveScheduledTeams()
{
var teamIds = _scheduledTeams.Select(t => t.Id).ToArray();
await LocalStorage.SetIntArrayAsync("MeetingSchedule_ScheduledTeams", teamIds);
}
private async Task LoadScheduledTeams()
{
var teamIds = await LocalStorage.GetIntArrayAsync("MeetingSchedule_ScheduledTeams");
if (teamIds.Length > 0)
{
_scheduledTeams = _teams.Where(t => teamIds.Contains(t.Id)).ToArray();
}
}
private async Task SaveAbsentStudents()
{
var studentIds = _absentStudents.Select(s => s.Id).ToArray();
await LocalStorage.SetIntArrayAsync("MeetingSchedule_AbsentStudents", studentIds);
}
private async Task LoadAbsentStudents()
{
var studentIds = await LocalStorage.GetIntArrayAsync("MeetingSchedule_AbsentStudents");
if (studentIds.Length > 0)
{
_absentStudents = _students.Where(s => studentIds.Contains(s.Id)).ToArray();
}
}
private async Task SaveTimeSlotCount()
{
await LocalStorage.SetIntAsync("MeetingSchedule_TimeSlotCount", _parameters.TimeSlots);
}
private async Task LoadTimeSlotCount()
{
var timeSlots = await LocalStorage.GetIntAsync("MeetingSchedule_TimeSlotCount", defaultValue: 2);
if (timeSlots > 0)
{
_parameters.TimeSlots = timeSlots;
}
}
private async Task<TableData<TeamScheduleTimeSlot>> SolveSchedule(TableState arg1, CancellationToken arg2)
{
_isSolving = true;
// Check if there are any teams to schedule
if (!_scheduledTeams.Any())
{
_isSolving = false;
_solution = new TeamSchedulerSolution([], [], "No teams selected");
return new TableData<TeamScheduleTimeSlot> { Items = [] };
}
// Filter out absent students
var availableStudents = _students.Where(s => !_absentStudents.Contains(s)).ToArray();
// Check if there are any available students
if (availableStudents.Length == 0)
{
_isSolving = false;
_solution = new TeamSchedulerSolution([], [], "No available students");
return new TableData<TeamScheduleTimeSlot> { Items = [] };
}
// Update parameters with absent student names
_parameters.AbsentStudents = _absentStudents.Select(s => s.FirstNameLastName).ToArray();
var teamScheduler = new TeamScheduler(_scheduledTeams, _parameters.TimeSlots, availableStudents);
_solution = teamScheduler.Solve();
// Try recommendation strategies in priority order
var scheduler = new UnassignedStudentScheduler(_teams, _solution.TimeSlots);
var strategies = new[]
{
UnassignedScheduleStrategy.LevelOfEffort,
UnassignedScheduleStrategy.BiggestGroup,
UnassignedScheduleStrategy.AnyNotMeetingAlready,
UnassignedScheduleStrategy.IndividualEvents
};
_possibleAdditions = strategies
.Select(strategy => scheduler.ScheduleStrategy(strategy))
.FirstOrDefault(result => result.Any()) ?? [];
await InvokeAsync(StateHasChanged); // let the UI know that the solution has been found
_isSolving = false;
return new TableData<TeamScheduleTimeSlot> { Items = _solution.TimeSlots };
}
private void Solve()
{
_solutionData.ReloadServerData();
}
async Task CopyToClipboard()
{
var sb = new StringBuilder();
foreach (var timeslot in _solution.TimeSlots)
{
AppendScheduledTeams(sb, timeslot);
AppendUnscheduledStudents(sb, timeslot);
sb.Append(Environment.NewLine);
}
try
{
await ClipboardService.WriteTextAsync(sb.ToString());
}
catch
{
Console.WriteLine("Cannot write text to clipboard");
}
}
private void AppendScheduledTeams(StringBuilder sb, TeamScheduleTimeSlot timeslot)
{
foreach (var scheduledTeam in timeslot.Teams.OrderBy(e => e.ToString()))
{
var teamName = scheduledTeam.ToString();
if (scheduledTeam.Event.EventFormat is EventFormat.Individual)
{
sb.Append(teamName);
}
else
{
var studentsList = FormatStudentList(scheduledTeam, timeslot);
sb.Append($"{teamName} - {studentsList}");
}
sb.Append(Environment.NewLine);
}
}
private string FormatStudentList(Team team, TeamScheduleTimeSlot timeslot)
{
return string.Join(", ",
team.Students
.OrderBy(e => e == team.Captain)
.ThenBy(e => e.FirstName)
.Select(e => FormatStudentName(e, timeslot)));
}
private string FormatStudentName(Student student, TeamScheduleTimeSlot timeslot)
{
var name = student.FirstName;
if (timeslot.StudentHasOverlaps(student))
name += "*";
if (_absentStudents.Contains(student))
name += " (absent)";
return name;
}
private void AppendUnscheduledStudents(StringBuilder sb, TeamScheduleTimeSlot timeslot)
{
if (!timeslot.UnscheduledStudents.Any())
return;
sb.Append("--Unscheduled");
sb.Append(Environment.NewLine);
foreach (var student in timeslot.UnscheduledStudents)
{
var studentName = student.FirstName;
if (_absentStudents.Contains(student))
studentName += " (absent)";
var unassignedTeams = _solution.StudentUnassignedTeams(student);
var teamsList = string.Join(", ", unassignedTeams.Select(e => e.ToString()));
sb.Append($"{studentName} - {teamsList}");
sb.Append(Environment.NewLine);
}
}
}