@using Indotalent.Features.Utilities.ProgramResource.Cqrs
@using Indotalent.Shared.Utils
@using MudBlazor
@using Indotalent.ConfigBackEnd.Extensions
@inject ProgramResourceService ProgramResourceService
@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 ? "Resource Details" : "Edit Resource")</MudText>
            <MudText Typo="Typo.body2" Style="color: #64748b;">@(ReadOnly ? "Viewing resource details." : "Modify existing resource information.")</MudText>
        </div>
    </div>
</MudPaper>

<MudPaper Elevation="0" Outlined="true" Class="pa-8" Style="border-radius: 0px; border: 1px solid #DCEBFA;">
    @if (_isDataLoading)
    {
        <div class="d-flex justify-center pa-10"><MudProgressCircular Color="Color.Primary" Indeterminate="true" /></div>
    }
    else
    {
        <MudForm @ref="_form" Model="_model">
            <MudGrid Spacing="3">
                <MudItem xs="12">
                    <MudText Typo="Typo.subtitle2" Class="mb-1">Resource 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">
                    <MudText Typo="Typo.subtitle2" Class="mb-1">Description</MudText>
                    <MudTextField @bind-Value="_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(_auditData?.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(_auditData?.CreatedBy) ? _auditData?.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(_auditData?.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(_auditData?.UpdatedBy) ? _auditData?.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 Class="ms-n1" Size="Size.Small" Indeterminate="true" />
                            <MudText Class="ms-2">Updating...</MudText>
                        }
                        else
                        {
                            <MudText>Save Changes</MudText>
                        }
                    </MudButton>
                }
            </div>
        </MudForm>
    }
</MudPaper>

@code {
    [Parameter] public UpdateProgramResourceRequest 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 UpdateProgramResourceValidator _validator = new();
    private UpdateProgramResourceRequest _model = new();
    private GetProgramResourceByIdResponse? _auditData;
    private bool _processing = false;
    private bool _isDataLoading = true;

    protected override async Task OnInitializedAsync()
    {
        _isDataLoading = true;
        try
        {
            var response = await ProgramResourceService.GetProgramResourceByIdAsync(Data.Id!);
            if (response != null && response.IsSuccess)
            {
                _auditData = response.Value;
                _model = new UpdateProgramResourceRequest
                {
                    Id = _auditData!.Id,
                    Name = _auditData.Name,
                    Description = _auditData.Description
                };
            }
        }
        finally { _isDataLoading = false; }
    }

    private async Task Submit()
    {
        await _form.Validate();
        if (!_form.IsValid) return;

        _processing = true;
        try
        {
            var response = await ProgramResourceService.UpdateProgramResourceAsync(_model);
            await Task.Delay(500);

            if (response != null && response.IsSuccess)
            {
                Snackbar.Add("Resource updated successfully", Severity.Success);
                await OnSuccess.InvokeAsync();
            }
        }
        catch (Exception ex)
        {
            Snackbar.Add($"Error: {ex.Message}", Severity.Error);
        }
        finally { _processing = false; }
    }
}