@using Indotalent.Features.Utilities.ProgramManager.Cqrs
@using Indotalent.Shared.Utils
@using MudBlazor
@using Indotalent.ConfigBackEnd.Extensions
@inject ProgramManagerService ProgramManagerService
@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 ? "Program Details" : "Edit Program")</MudText>
            <MudText Typo="Typo.body2" Style="color: #64748b;">@(ReadOnly ? "Viewing program details." : "Update program information and status.")</MudText>
        </div>
    </div>
</MudPaper>

<MudPaper Elevation="0" Outlined="true" Class="pa-8" Style="border-radius: 4px; 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">Program Title</MudText>
                    <MudTextField @bind-Value="_model.Title" For="@(() => _model.Title)" 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">Priority</MudText>
                    <MudSelect T="Indotalent.Data.Enums.ProgramManagerPriority" @bind-Value="_model.Priority" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" Dense="true" FullWidth="true">
                        @foreach (var item in _lookup.Priorities)
                        {
                            <MudSelectItem Value="@((Indotalent.Data.Enums.ProgramManagerPriority)item.Value)">@item.Name</MudSelectItem>
                        }
                    </MudSelect>
                </MudItem>

                <MudItem xs="12" sm="6">
                    <MudText Typo="Typo.subtitle2" Class="mb-1">Status</MudText>
                    <MudSelect T="Indotalent.Data.Enums.ProgramManagerStatus" @bind-Value="_model.Status" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" Dense="true" FullWidth="true">
                        @foreach (var item in _lookup.Statuses)
                        {
                            <MudSelectItem Value="@((Indotalent.Data.Enums.ProgramManagerStatus)item.Value)">@item.Name</MudSelectItem>
                        }
                    </MudSelect>
                </MudItem>

                <MudItem xs="12">
                    <MudText Typo="Typo.subtitle2" Class="mb-1">Assigned Resource</MudText>
                    <MudSelect T="string" @bind-Value="_model.ProgramManagerResourceId" For="@(() => _model.ProgramManagerResourceId)" ReadOnly="ReadOnly" Variant="Variant.Outlined" Margin="Margin.Dense" Dense="true" FullWidth="true">
                        @foreach (var item in _lookup.Resources)
                        {
                            <MudSelectItem Value="@item.Id">@item.Name</MudSelectItem>
                        }
                    </MudSelect>
                </MudItem>

                <MudItem xs="12">
                    <MudText Typo="Typo.subtitle2" Class="mb-1">Summary</MudText>
                    <MudTextField @bind-Value="_model.Summary" 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-radius: 4px; text-transform: none; font-weight: 700;border: 1px solid #e0e0e0;">@(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" Class="ms-n1" />
                        <MudText Class="ms-2">Updating...</MudText>
                    } else
                    {
                        <MudText>Save Changes</MudText>
                    }
                </MudButton>
            }
        </div>
    </MudForm>
}
</MudPaper>

@code {
    [Parameter] public UpdateProgramManagerRequest 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 UpdateProgramManagerValidator _validator = new();
    private UpdateProgramManagerRequest _model = new();
    private ProgramManagerLookupResponse _lookup = new();
    private bool _processing = false;
    private bool _isDataLoading = true;

    protected override async Task OnInitializedAsync()
    {
        var res = await ProgramManagerService.GetLookupDataAsync();
        if (res != null && res.IsSuccess) { _lookup = res.Value!; }
        _model = Data; _isDataLoading = false;
    }

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