@using Indotalent.ConfigBackEnd.Extensions
@using Indotalent.Features.Payroll.Deduction
@using Indotalent.Features.Payroll.Deduction.Cqrs
@using Indotalent.Shared.Utils
@using MudBlazor
@inject DeductionService DeductionService
@inject ISnackbar Snackbar

<MudPaper Elevation="0" Square="true" Class="pa-6 mb-3 d-flex align-center justify-space-between" Style="border: 1px solid #DCEBFA;">
    <div class="d-flex align-center gap-4">
        <MudIconButton Icon="@Icons.Material.Filled.ArrowBack" OnClick="() => OnCancel.InvokeAsync()" />
        <div>
            <MudText Typo="Typo.h5" Style="font-weight: 900; color: #1a1a1a;">@(ReadOnly ? "Deduction Details" : "Edit Deduction Component")</MudText>
            <MudText Typo="Typo.body2" Style="color: #64748b;">@(ReadOnly ? "Viewing deduction component specification." : "Modify existing deduction element.")</MudText>
        </div>
    </div>
</MudPaper>

<MudPaper Elevation="0" Outlined="true" Class="pa-8" Style="border-radius: 0px; border: 1px solid #DCEBFA;">
    <MudForm @ref="_form" Model="_model">
        <MudGrid Spacing="3">
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Component Code</MudText>
                <MudTextField @bind-Value="_model.Code" For="@(() => _model.Code)" Validation="@(_validator.ValidateValue())" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" FullWidth="true" />
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Component Name</MudText>
                <MudTextField @bind-Value="_model.Name" For="@(() => _model.Name)" Validation="@(_validator.ValidateValue())" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" FullWidth="true" />
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Category</MudText>
                <MudSelect @bind-Value="_model.Category" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" Dense="true">
                    <MudSelectItem Value="@("Statutory")">Statutory</MudSelectItem>
                    <MudSelectItem Value="@("Loan")">Loan</MudSelectItem>
                    <MudSelectItem Value="@("Penalty")">Penalty</MudSelectItem>
                    <MudSelectItem Value="@("Internal")">Internal</MudSelectItem>
                </MudSelect>
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Tax Treatment</MudText>
                <div style="height: 40px; display: flex; align-items: center;">
                    <MudCheckBox @bind-Value="_model.PreTax" Label="Is Pre-Tax Deduction" ReadOnly="ReadOnly" Color="Color.Primary" Dense="true" />
                </div>
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Calculation Method</MudText>
                <MudTextField @bind-Value="_model.CalculationMethod" For="@(() => _model.CalculationMethod)" Validation="@(_validator.ValidateValue())" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" FullWidth="true" />
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Status</MudText>
                <MudSelect @bind-Value="_model.Status" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" Dense="true">
                    <MudSelectItem Value="@("Active")">Active</MudSelectItem>
                    <MudSelectItem Value="@("Inactive")">Inactive</MudSelectItem>
                </MudSelect>
            </MudItem>
            <MudItem xs="12">
                <MudText Typo="Typo.subtitle2" Class="mb-1">Description</MudText>
                <MudTextField @bind-Value="_model.Description" For="@(() => _model.Description)" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" Lines="3" FullWidth="true" />
            </MudItem>
            <MudItem xs="12" Class="mt-4">
                <MudText Typo="Typo.button" Color="Color.Primary" Style="font-weight: 800;">Audit History</MudText>
                <MudDivider Class="mt-2 mb-4" />
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2">Created At</MudText>
                <MudText Typo="Typo.body2" Style="color: #1a1a1a; font-weight: 600;">@DateTimeExtensions.ToString(_model.CreatedAt)</MudText>
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2">Created By</MudText>
                <MudText Typo="Typo.body2" Style="color: #1a1a1a; font-weight: 600;">@(!string.IsNullOrEmpty(_model.CreatedBy) ? _model.CreatedBy : "System")</MudText>
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2">Last Updated At</MudText>
                <MudText Typo="Typo.body2" Style="color: #1a1a1a; font-weight: 600;">@DateTimeExtensions.ToString(_model.UpdatedAt)</MudText>
            </MudItem>
            <MudItem xs="12" sm="6">
                <MudText Typo="Typo.subtitle2">Last Updated By</MudText>
                <MudText Typo="Typo.body2" Style="color: #1a1a1a; font-weight: 600;">@(!string.IsNullOrEmpty(_model.UpdatedBy) ? _model.UpdatedBy : "System")</MudText>
            </MudItem>
        </MudGrid>
        <div class="d-flex justify-end gap-2 mt-10">
            <MudButton OnClick="() => OnCancel.InvokeAsync()" Variant="Variant.Outlined" Style="border: 1px solid #e0e0e0; border-radius: 4px; text-transform: none; font-weight: 700;">@(ReadOnly ? "Back to List" : "Cancel")</MudButton>
            @if (!ReadOnly)
            {
                <MudButton Color="Color.Primary" Variant="Variant.Filled" OnClick="Submit" Disabled="_processing" Style="border-radius: 4px; text-transform: none; font-weight: 700;">
                    @if (_processing)
                    {
                        <MudProgressCircular Size="Size.Small" Indeterminate="true" />
                        <MudText Class="ms-2" Typo="Typo.button" Style="text-transform: none !important;">Processing...</MudText>
                    }
                    else
                    {

                        <MudText>Save Changes</MudText>
                    }
                </MudButton>
            }
        </div>
    </MudForm>
</MudPaper>

@code {
    [Parameter] public UpdateDeductionRequest Data { get; set; } = new();
    [Parameter] public bool ReadOnly { get; set; } = false;
    [Parameter] public EventCallback OnCancel { get; set; }
    [Parameter] public EventCallback OnSuccess { get; set; }

    private MudForm _form = default!;
    private UpdateDeductionValidator _validator = new();
    private UpdateDeductionRequest _model = new();
    private bool _processing = false;

    protected override void OnInitialized()
    {
        _model = new UpdateDeductionRequest
        {
            Id = Data.Id,
            Code = Data.Code,
            Name = Data.Name,
            Category = Data.Category,
            PreTax = Data.PreTax,
            CalculationMethod = Data.CalculationMethod,
            Status = Data.Status,
            Description = Data.Description,
            CreatedAt = Data.CreatedAt,
            CreatedBy = Data.CreatedBy,
            UpdatedAt = Data.UpdatedAt,
            UpdatedBy = Data.UpdatedBy
        };
    }

    private async Task Submit()
    {
        if (ReadOnly) return;
        await _form.Validate();
        if (!_form.IsValid) return;
        _processing = true;
        try
        {
            var res = await DeductionService.UpdateDeductionAsync(_model);
            await Task.Delay(500);
            if (res != null && res.IsSuccess) { Snackbar.Add("Updated successfully", Severity.Success); await OnSuccess.InvokeAsync(); }
        }
        finally { _processing = false; }
    }
}