@inherits MSGComponentBase

@if (this.MissingFields.Count > 0)
{
    <MudAlert Severity="Severity.Info" Variant="Variant.Outlined" Dense="true" Class="mb-3">
        @TA("Some details are still missing. The chat will ask for them, and you can continue anyway.")
        <br/>
        @string.Join(", ", this.MissingFields.Select(field => field.Label))
    </MudAlert>
}

@if (!string.IsNullOrWhiteSpace(this.Step.FormHint))
{
    <MudText Typo="Typo.body2" Class="mb-3">@this.Step.FormHint</MudText>
}

<MudStack Spacing="3">
    @foreach (var field in this.Fields)
    {
        switch (field.Kind)
        {
            case BflFieldKind.SINGLE_LINE:
            case BflFieldKind.LINK:
                <MudTextField @key="field.Id"
                              T="string"
                              Value="@this.Form.Get(field.Id)"
                              ValueChanged="@(value => this.SetValueAsync(field, value))"
                              Label="@LabelOf(field)"
                              HelperText="@field.Hint"
                              MaxLength="@field.Kind.MaxLength"
                              Validation="@this.ValidationOf(field)"
                              Disabled="@this.Disabled"
                              Variant="Variant.Outlined"/>
                break;

            case BflFieldKind.MULTI_LINE:
                <MudTextField @key="field.Id"
                              T="string"
                              Value="@this.Form.Get(field.Id)"
                              ValueChanged="@(value => this.SetValueAsync(field, value))"
                              Label="@LabelOf(field)"
                              HelperText="@field.Hint"
                              MaxLength="@field.Kind.MaxLength"
                              Disabled="@this.Disabled"
                              Variant="Variant.Outlined"
                              Lines="3"
                              Sizing="InputSizing.Auto"
                              MaxLines="12"/>
                break;

            case BflFieldKind.CHOICE:
                <MudSelect @key="field.Id"
                           T="string"
                           Value="@this.Form.Get(field.Id)"
                           ValueChanged="@(value => this.SetValueAsync(field, value))"
                           Label="@LabelOf(field)"
                           HelperText="@field.Hint"
                           Clearable="true"
                           Disabled="@this.Disabled"
                           Variant="Variant.Outlined">
                    @foreach (var option in field.Options)
                    {
                        <MudSelectItem T="string" Value="@option.Id">@option.Label</MudSelectItem>
                    }
                </MudSelect>
                break;

            case BflFieldKind.MULTI_CHOICE:
                <div @key="field.Id">
                    <MudText Typo="Typo.body2">@LabelOf(field)</MudText>
                    <MudChipSet T="string"
                                SelectionMode="SelectionMode.MultiSelection"
                                SelectedValues="@this.Form.GetChoices(field.Id)"
                                SelectedValuesChanged="@(values => this.SetChoicesAsync(field, values))"
                                CheckMark="true"
                                Color="Color.Primary"
                                Variant="Variant.Outlined"
                                Disabled="@this.Disabled">
                        @foreach (var option in field.Options)
                        {
                            <MudChip T="string" Value="@option.Id" Text="@option.Label"/>
                        }
                    </MudChipSet>
                    @if (!string.IsNullOrWhiteSpace(field.Hint))
                    {
                        <MudText Typo="Typo.caption">@field.Hint</MudText>
                    }
                </div>
                break;
        }
    }
</MudStack>

@if (this.HasKeyDetails)
{
    <MudText Typo="Typo.caption" Class="mt-2">@TA("* The chat works best when you fill in these details.")</MudText>
}