@using SharedProject.common
@using System.Text.RegularExpressions
@inject HttpClient Client
@inject ILogger<ChangePlayerNameDialog> Logger

<MudDialog>
    <TitleContent>
        <MudText Typo="Typo.h6">
            Change Player Name
        </MudText>
    </TitleContent>
    <DialogContent>
        <MudForm @bind-IsValid="IsValid">
            <MudTextField Value="@Data.CardId" Label="CardId" ReadOnly="true"/>
            <MudTextField @bind-Value="Data.PlayerName"
                          Immediate="true"
                          Counter="SharedConstants.MAX_PLAYER_NAME_LENGTH"
                          MaxLength="SharedConstants.MAX_PLAYER_NAME_LENGTH"
                          Validation="ValidatePlayerName"/>
        </MudForm>
    </DialogContent>
    <DialogActions>
        <MudButton OnClick="Cancel">Cancel</MudButton>
        <MudButton Color="Color.Primary" OnClick="Submit" Disabled="@(!IsValid)">Confirm</MudButton>
    </DialogActions>
</MudDialog>

@code {

    [CascadingParameter]
    MudDialogInstance MudDialog { get; set; } = null!;

    [Parameter]
    public SharedProject.models.User Data { get; set; } = null!;

    private string originalName = string.Empty;

    private bool IsValid { get; set; }

    protected override void OnInitialized()
    {
        base.OnInitialized();
        originalName = new string(Data.PlayerName);
    }

    async Task Submit()
    {
        Logger.LogInformation("Data is {cardId}, {name}", Data.CardId, Data.PlayerName);
        var response = await Client.PostAsJsonAsync("api/Users/SetPlayerName", Data);
        var result = await response.Content.ReadFromJsonAsync<bool>();
        Logger.LogInformation("SetPlayerName result is {result}", result);
        MudDialog.Close(DialogResult.Ok(result));
    }

    void Cancel()
    {
        Data.PlayerName = originalName;
        MudDialog.Cancel();
    }

    private static string? ValidatePlayerName(string playerName)
    {
        const string pattern = @"^[a-zA-Z0-9!?,./\-+:<>_\\@*#&=() ]{1,8}$";

        return playerName.Length switch
        {
            0 => "Player name cannot be empty!",
            > 8 => "Player name cannot be longer than 8 characters!",
            _ => !Regex.IsMatch(playerName, pattern) ? "Player name contains invalid character!" : null
            };

    }
}