@page "/admin/tax-profiles"
@using TaxBaik.Web.Services.AdminClients
@inject ITaxProfileBrowserClient TaxProfileClient
@inject IClientBrowserClient ClientClient
@inject ISnackbar Snackbar
@inject IDialogService DialogService
@attribute [Authorize]

<PageTitle>세무 프로필 관리</PageTitle>

<div class="admin-container">
    <div class="admin-header">
        <MudText Typo="Typo.h5" Class="font-weight-bold">세무 프로필 관리</MudText>
        <MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="OpenCreateDialog" StartIcon="@Icons.Material.Filled.Add">
            새 프로필 추가
        </MudButton>
    </div>

    @if (profiles == null)
    {
        <MudProgressCircular Indeterminate="true" Class="mt-4" />
    }
    else if (profiles.Count == 0)
    {
        <MudAlert Severity="Severity.Info" Class="mt-4">세무 프로필이 없습니다.</MudAlert>
    }
    else
    {
        <MudDataGrid T="TaxProfile"
            Items="@profiles"
            Dense="true"
            Hover="true"
            Striped="true"
            Virtualize="true"
            RowsPerPage="30"
            Class="admin-grid mt-4">
            <Columns>
                <PropertyColumn Property="x => x.Id" Title="ID" Sortable="true" />
                <TemplateColumn Title="고객">
                    <CellTemplate>
                        @if (clientMap.TryGetValue(context.Item.ClientId, out var clientName))
                        {
                            <MudLink Href="@($"/taxbaik/admin/clients/{context.Item.ClientId}")" Color="Color.Primary">
                                @clientName
                            </MudLink>
                        }
                    </CellTemplate>
                </TemplateColumn>
                <PropertyColumn Property="x => x.BusinessType" Title="사업 유형" />
                <TemplateColumn Title="위험도">
                    <CellTemplate>
                        <MudChip Size="Size.Small" Color="@GetRiskColor(context.Item.TaxRiskLevel)" Variant="Variant.Filled">
                            @context.Item.TaxRiskLevel
                        </MudChip>
                    </CellTemplate>
                </TemplateColumn>
                <TemplateColumn Title="다음 신고">
                    <CellTemplate>
                        @if (context.Item.NextFilingDueDate.HasValue)
                        {
                            @context.Item.NextFilingDueDate.Value.ToString("yyyy-MM-dd")
                        }
                    </CellTemplate>
                </TemplateColumn>
                <TemplateColumn Title="작업" Sortable="false">
                    <CellTemplate>
                        <MudButtonGroup Size="Size.Small" Variant="Variant.Outlined">
                            <MudIconButton Icon="@Icons.Material.Filled.Edit" OnClick="@(async () => await OpenEditDialog(context.Item))" />
                            <MudIconButton Icon="@Icons.Material.Filled.Delete" Color="Color.Error" OnClick="@(async () => await DeleteProfile(context.Item.Id))" />
                        </MudButtonGroup>
                    </CellTemplate>
                </TemplateColumn>
            </Columns>
        </MudDataGrid>
    }
</div>

<!-- Create/Edit Dialog -->
<MudDialog @bind-IsVisible="isDialogOpen" Options="new DialogOptions { MaxWidth = MaxWidth.Small, FullWidth = true }">
    <TitleContent>
        <MudText Typo="Typo.h6">@(editingProfile == null ? "새 프로필 추가" : "프로필 수정")</MudText>
    </TitleContent>
    <DialogContent>
        <MudForm @ref="form">
            <MudSelect T="int" @bind-Value="profileForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                @foreach (var client in clients)
                {
                    <MudSelectItem Value="@client.Id">@client.CompanyName</MudSelectItem>
                }
            </MudSelect>
            <MudTextField T="string" @bind-Value="profileForm.BusinessType" Label="사업 유형" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
            <MudSelect T="string" @bind-Value="profileForm.TaxRiskLevel" Label="위험도" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                <MudSelectItem Value="@("low")">낮음</MudSelectItem>
                <MudSelectItem Value="@("normal")">보통</MudSelectItem>
                <MudSelectItem Value="@("high")">높음</MudSelectItem>
            </MudSelect>
            <MudDatePicker @bind-Date="profileForm.NextFilingDueDate" Label="다음 신고 예정일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
            <MudTextField T="string" @bind-Value="profileForm.SpecialNotes" Label="특수 사항" Variant="Variant.Outlined" FullWidth="true" Lines="2" />
        </MudForm>
    </DialogContent>
    <DialogActions>
        <MudButton OnClick="CloseDialog">취소</MudButton>
        <MudButton Color="Color.Primary" OnClick="SaveProfile">저장</MudButton>
    </DialogActions>
</MudDialog>

@code {
    private List<TaxProfile>? profiles;
    private List<Client> clients = [];
    private Dictionary<int, string> clientMap = new();
    private MudForm? form;
    private bool isDialogOpen;
    private TaxProfile? editingProfile;
    private TaxProfileForm profileForm = new();

    protected override async Task OnInitializedAsync()
    {
        await LoadData();
    }

    private async Task LoadData()
    {
        try
        {
            profiles = await TaxProfileClient.GetAllAsync();
            var (clientItems, _) = await ClientClient.GetPagedAsync();
            clients = clientItems.ToList();
            clientMap = clients.ToDictionary(c => c.Id, c => c.CompanyName ?? "");
        }
        catch (Exception ex)
        {
            Snackbar.Add($"데이터 로드 실패: {ex.Message}", Severity.Error);
        }
    }

    private void OpenCreateDialog()
    {
        editingProfile = null;
        profileForm = new();
        isDialogOpen = true;
    }

    private async Task OpenEditDialog(TaxProfile profile)
    {
        editingProfile = profile;
        profileForm = new TaxProfileForm
        {
            ClientId = profile.ClientId,
            BusinessType = profile.BusinessType ?? "",
            TaxRiskLevel = profile.TaxRiskLevel,
            NextFilingDueDate = profile.NextFilingDueDate,
            SpecialNotes = profile.SpecialNotes
        };
        isDialogOpen = true;
    }

    private async Task SaveProfile()
    {
        try
        {
            if (editingProfile == null)
            {
                var newId = await TaxProfileClient.CreateAsync(
                    profileForm.ClientId,
                    profileForm.BusinessType);

                if (newId > 0)
                {
                    Snackbar.Add("프로필이 생성되었습니다.", Severity.Success);
                    CloseDialog();
                    await LoadData();
                }
            }
            else
            {
                await TaxProfileClient.UpdateAsync(
                    editingProfile.Id,
                    profileForm.BusinessType,
                    null,
                    profileForm.NextFilingDueDate,
                    profileForm.TaxRiskLevel);

                Snackbar.Add("프로필이 업데이트되었습니다.", Severity.Success);
                CloseDialog();
                await LoadData();
            }
        }
        catch (Exception ex)
        {
            Snackbar.Add($"저장 실패: {ex.Message}", Severity.Error);
        }
    }

    private async Task DeleteProfile(int id)
    {
        var parameters = new DialogParameters();
        parameters.Add("Title", "삭제 확인");
        parameters.Add("Message", "이 프로필을 삭제하시겠습니까?");

        var dialog = await DialogService.ShowAsync<ConfirmDialog>("", parameters);
        var result = await dialog.Result;

        if (result?.Canceled ?? true)
            return;

        try
        {
            await TaxProfileClient.DeleteAsync(id);
            Snackbar.Add("프로필이 삭제되었습니다.", Severity.Success);
            await LoadData();
        }
        catch (Exception ex)
        {
            Snackbar.Add($"삭제 실패: {ex.Message}", Severity.Error);
        }
    }

    private void CloseDialog()
    {
        isDialogOpen = false;
        editingProfile = null;
        profileForm = new();
    }

    private Color GetRiskColor(string level) => level switch
    {
        "high" => Color.Error,
        "normal" => Color.Warning,
        "low" => Color.Success,
        _ => Color.Default
    };

    private class TaxProfileForm
    {
        public int ClientId { get; set; }
        public string BusinessType { get; set; } = "";
        public string TaxRiskLevel { get; set; } = "normal";
        public DateTime? NextFilingDueDate { get; set; }
        public string? SpecialNotes { get; set; }
    }
}

<style>
.admin-container {
    padding: 20px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.admin-grid {
    font-size: 13px;
}
</style>