RpgRoller/RpgRoller/Components/Pages/HomeControls/SkillFormModal.razor.cs

using System.Diagnostics.CodeAnalysis;
using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Web;
using RpgRoller.Contracts;

namespace RpgRoller.Components.Pages.HomeControls;

[ExcludeFromCodeCoverage]
public partial class SkillFormModal
{
    protected override void OnParametersSet()
    {
        if (!Visible || FormVersion == AppliedFormVersion)
            return;

        FormState.Model.Name = InitialModel.Name;
        FormState.Model.DiceRollDefinition = InitialModel.DiceRollDefinition;
        FormState.Model.SkillGroupId = InitialModel.SkillGroupId;
        FormState.Model.WildDice = InitialModel.WildDice;
        FormState.Model.AllowFumble = InitialModel.AllowFumble;
        FormState.ResetValidation();
        AppliedFormVersion = FormVersion;
        PendingNameFocus = AutoFocusName;
    }

    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if (!Visible || !PendingNameFocus)
            return;

        PendingNameFocus = false;
        await NameInputElement.FocusAsync();
    }

    private async Task SubmitAsync()
    {
        FormState.ResetValidation();

        if (string.IsNullOrWhiteSpace(FormState.Model.Name))
            FormState.Errors["name"] = "Skill name is required.";

        if (string.IsNullOrWhiteSpace(FormState.Model.DiceRollDefinition))
            FormState.Errors["diceRollDefinition"] = "Expression is required.";

        if (IsD6 && FormState.Model.WildDice < 1)
            FormState.Errors["wildDice"] = "D6 skills require at least one wild die.";

        Guid? skillGroupId = null;
        if (!string.IsNullOrWhiteSpace(FormState.Model.SkillGroupId))
        {
            if (!Guid.TryParse(FormState.Model.SkillGroupId, out var parsedSkillGroupId))
                FormState.Errors["skillGroupId"] = "Skill group is invalid.";
            else
                skillGroupId = parsedSkillGroupId;
        }

        if (FormState.Errors.Count > 0)
        {
            FormState.ErrorMessage = "Resolve validation issues before submitting.";
            return;
        }

        IsSubmitting = true;
        try
        {
            SkillSummary skill;
            if (EditingSkillId.HasValue)
            {
                skill = await ApiClient.RequestAsync<SkillSummary>("PUT", $"/api/skills/{EditingSkillId.Value}", new UpdateSkillRequest(FormState.Model.Name.Trim(), FormState.Model.DiceRollDefinition.Trim(), FormState.Model.WildDice, FormState.Model.AllowFumble, skillGroupId));
            }
            else
            {
                if (!SelectedCharacterId.HasValue)
                {
                    FormState.ErrorMessage = "Select a character first.";
                    return;
                }

                skill = await ApiClient.RequestAsync<SkillSummary>("POST", $"/api/characters/{SelectedCharacterId.Value}/skills", new CreateSkillRequest(FormState.Model.Name.Trim(), FormState.Model.DiceRollDefinition.Trim(), FormState.Model.WildDice, FormState.Model.AllowFumble, skillGroupId));
            }

            await SkillSaved.InvokeAsync(skill.Id);
        }
        catch (ApiRequestException ex)
        {
            FormState.ErrorMessage = ex.Message;
        }
        finally
        {
            IsSubmitting = false;
        }
    }

    [Inject]
    private RpgRollerApiClient ApiClient { get; set; } = null!;

    private FormState<SkillFormModel> FormState { get; } = new();
    private int AppliedFormVersion { get; set; } = -1;
    private bool IsSubmitting { get; set; }
    private bool PendingNameFocus { get; set; }
    private ElementReference NameInputElement { get; set; }

    [Parameter]
    public bool Visible { get; set; }

    [Parameter]
    public bool IsD6 { get; set; }

    [Parameter]
    public string Title { get; set; } = "Skill";

    [Parameter]
    public string SubmitLabel { get; set; } = "Save";

    [Parameter]
    public string NameInputId { get; set; } = "skill-name";

    [Parameter]
    public string ExpressionInputId { get; set; } = "skill-expression";

    [Parameter]
    public string SkillGroupInputId { get; set; } = "skill-group";

    [Parameter]
    public string WildDiceInputId { get; set; } = "skill-wild";

    [Parameter]
    public string AllowFumbleInputId { get; set; } = "skill-fumble";

    [Parameter]
    public SkillFormModel InitialModel { get; set; } = new();

    [Parameter]
    public int FormVersion { get; set; }

    [Parameter]
    public Guid? SelectedCharacterId { get; set; }

    [Parameter]
    public Guid? EditingSkillId { get; set; }

    [Parameter]
    public IReadOnlyList<SkillGroupSummary> AvailableSkillGroups { get; set; } = [];

    [Parameter]
    public bool IsMutating { get; set; }

    [Parameter]
    public bool AutoFocusName { get; set; }

    [Parameter]
    public EventCallback<Guid> SkillSaved { get; set; }

    [Parameter]
    public EventCallback CancelRequested { get; set; }
}