@using BLAIzor.Models
@using Radzen

@if (isEditing)
{
    <EditForm EditContext="@editContext" OnValidSubmit="@HandleValidSubmit">
        <div class="card p-4">
            <h4 class="mb-3">@TitleString</h4>

            @foreach (var field in Fields)
            {
                if (IgnoreReflection.Contains(field.Label)) continue;

                <div class="mb-3">
                    <label class="form-label">@field.Label</label>
                    @switch (field.Type?.ToLower())
                    {
                        case "textarea":
                            Console.Write($"{field.Label}, {GetValue(field.Label)}");
                            <RadzenTextArea Style="width:100%"
                                            Value="@GetValue(field.Label)"
                                            Change="@(args => SetValue(field.Label, args))" />
                            break;

                        case "number":
                            <RadzenNumeric TValue="int"
                                           Value=@(Convert.ToInt32(GetValue(field.Label) == "" ? "0" : GetValue(field.Label)))
                                           Change=@(args => SetValue(field.Label, args.ToString()))
                                           InputAttributes="@(new Dictionary<string,object>(){ { "aria-label", "enter value" }})" />
                            @* <RadzenTextBox Style="width:100%"
                                           Type="number"
                                           Value="@GetValue(field.Label)"
                                           Change="@(args => SetValue(field.Label, args?.ToString()))" /> *@
                            break;

                        case "date":
                            <RadzenDatePicker TValue="DateTime?"
                                              Value="@GetDate(field.Label)"
                                              Change="@(args => SetDate(field.Label, args))"
                                              Style="width:100%" />
                            break;

                        case "checkbox":
                            <div class="mb-3">
                                <RadzenCheckBox Name="@($"{field.Label}_CheckBox")"
                                                TValue="bool"
                                                Value="@GetCheckboxValue(field.Label)"
                                                Change="@(args => SetCheckboxValue(field.Label, args))" />
                                <RadzenLabel Text="@field.Label"
                                             Component="@($"{field.Label}_CheckBox")"
                                             class="rz-ms-2" />
                            </div>
                            break;
                        case "radio":
                            <div class="mb-3">
                                <RadzenRadioButtonList TValue="int"
                                                       Value="@GetRadioValue(field.Label)"
                                                       Change="@(args => SetRadioValue(field.Label, args))">

                                    <Items>
                                        @foreach (var option in field.Options ?? new())
                                        {
                                            var split = option.Split(':');
                                            var text = split[0];
                                            var val = split.Length > 1 && int.TryParse(split[1], out var parsedVal) ? parsedVal : 0;

                                            <RadzenRadioButtonListItem Text="@text" Value="@val" />
                                        }
                                    </Items>
                                </RadzenRadioButtonList>
                                <RadzenLabel Text="@field.Label" class="rz-ms-2" />
                            </div>
                            break;

                        case "select":
                            <RadzenLabel Text="@field.Label" Component="@($"{field.Label}_DropDown")" />
                            <RadzenDropDown Name="@($"{field.Label}_DropDown")"
                                            Data="@field.Options"
                                            TValue="string"
                                            Value="@GetDropdownValue(field.Label)"
                                            Change="@(args => SetDropdownValue(field.Label, args.ToString()))"
                                            Style="width: 100%; max-width: 400px;" />
                            break;

                        default:
                            <RadzenTextBox Style="width:100%"
                                           Value="@GetValue(field.Label)"
                                           Change="@(args => SetValue(field.Label, args?.ToString()))" />
                            break;
                    }
                </div>
            }

            <RadzenButton ButtonStyle="ButtonStyle.Primary" Text="@ButtonTextString" Type="Submit" />
        </div>
    </EditForm>
}
else
{
    <div class="card p-4">
        <h4 class="mb-3">Details</h4>
        @foreach (var field in Fields)
        {
            <p><strong>@field.Label:</strong> @formValues.GetValueOrDefault(field.Label)</p>
        }
    </div>
}

<p class="mt-2">@FormSubmitResult</p>

@code {
    [Parameter] public List<FormField> Fields { get; set; } = new();
    [Parameter] public List<string> IgnoreReflection { get; set; } = new();
    [Parameter] public EventCallback<Dictionary<string, string>> OnSubmit { get; set; }
    [Parameter] public bool isEditing { get; set; }
    [Parameter] public string TitleString { get; set; } = "Edit your details";
    [Parameter] public string ButtonTextString { get; set; } = "Submit";

    private EditContext editContext;
    private Dictionary<string, string> formValues = new();
    private Dictionary<string, DateTime?> formDates = new();
    private string FormSubmitResult = "";

    protected override void OnParametersSet()
    {
        foreach (var field in Fields)
        {
            // Initialize default value for form fields (text, number, etc.)
            if (!formValues.ContainsKey(field.Label))
            {
                if (field.Type?.ToLower() == "radio" && field.Options?.Count > 0)
                {
                    // Try to get the value part after ":" in "Text:Value" format
                    var firstOption = field.Options.FirstOrDefault();
                    var defaultValue = firstOption?.Split(':').Length > 1
                        ? firstOption.Split(':')[1]
                        : "0";

                    formValues[field.Label] = defaultValue ?? "0";
                }
                else
                {
                    formValues[field.Label] = string.Empty;
                }
            }

            // Initialize default value for date fields
            if (field.Type?.ToLower() == "date" && !formDates.ContainsKey(field.Label))
            {
                formDates[field.Label] = DateTime.Today;
            }
        }

        editContext = new EditContext(formValues);
    }

    private string GetValue(string label) => formValues.TryGetValue(label, out var value) ? value : "";

    private void SetValue(string label, string? value)
    {
        formValues[label] = value ?? "";
    }

    private DateTime? GetDate(string label) => formDates.TryGetValue(label, out var date) ? date : null;

    private void SetDate(string label, DateTime? value)
    {
        formDates[label] = value;
    }

    private string GetDropdownValue(string label) =>
    formValues.TryGetValue(label, out var value) ? value : "";

    private void SetDropdownValue(string label, string? value)
    {
        formValues[label] = value ?? "";
    }

    private bool GetCheckboxValue(string label)
    {
        if (formValues.TryGetValue(label, out var value))
        {
            return bool.TryParse(value, out var result) && result;
        }
        return false;
    }

    private void SetCheckboxValue(string label, bool? value)
    {
        formValues[label] = (value ?? false).ToString();
    }

    private int GetRadioValue(string label)
    {
        if (formValues.TryGetValue(label, out var value) && int.TryParse(value, out var intValue))
            return intValue;
        return 0; // or your default
    }

    private void SetRadioValue(string label, int? value)
    {
        formValues[label] = value?.ToString() ?? "0";
    }

    private async Task HandleValidSubmit()
    {
        // Merge dates back into string values
        foreach (var dateField in formDates)
        {
            formValues[dateField.Key] = dateField.Value?.ToString("yyyy-MM-dd") ?? "";
        }

        FormSubmitResult = "Success!";
        await OnSubmit.InvokeAsync(formValues);
        isEditing = false;
    }
}