namespace BackOffice.BFF.Application.Common.Models;

public static class RoleNames
{
    // public const string SuperAdmin = "SuperAdmin";
    public const string SuperAdmin = "Administrator";
    public const string Admin = "Admin";
    public const string Inspector = "Inspector";
}

public static class PermissionNames
{
    // Dashboard
    public const string DashboardView = "dashboard.view";

    // Orders
    public const string OrdersView = "orders.view";
    public const string OrdersCreate = "orders.create";
    public const string OrdersUpdate = "orders.update";
    public const string OrdersDelete = "orders.delete";
    public const string OrdersCancel = "orders.cancel";
    public const string OrdersApprove = "orders.approve";

    // Products
    public const string ProductsView = "products.view";
    public const string ProductsCreate = "products.create";
    public const string ProductsUpdate = "products.update";
    public const string ProductsDelete = "products.delete";

    // Users
    public const string UsersView = "users.view";
    public const string UsersUpdate = "users.update";
    public const string UsersDelete = "users.delete";

    // Commission / Withdrawal
    public const string CommissionView = "commission.view";
    public const string CommissionApproveWithdrawal = "commission.approve_withdrawal";

    // Public Messages
    public const string PublicMessagesView = "publicmessages.view";
    public const string PublicMessagesCreate = "publicmessages.create";
    public const string PublicMessagesUpdate = "publicmessages.update";
    public const string PublicMessagesPublish = "publicmessages.publish";

    // Manual Payments
    public const string ManualPaymentsView = "manualpayments.view";
    public const string ManualPaymentsCreate = "manualpayments.create";
    public const string ManualPaymentsApprove = "manualpayments.approve";

    // Settings / Configuration / VAT
    public const string SettingsView = "settings.view";
    public const string SettingsManageConfiguration = "settings.manage_configuration";
    public const string SettingsManageVat = "settings.manage_vat";

    // Reports
    public const string ReportsView = "reports.view";
}

public static class RolePermissionConfig
{
    private static readonly IReadOnlyDictionary<string, string[]> RolePermissions =
        new Dictionary<string, string[]>(StringComparer.OrdinalIgnoreCase)
        {
            // SuperAdmin: full access (wildcard)
            [RoleNames.SuperAdmin] = new[] { "*" },

            // Admin: مدیریت سفارش‌ها، محصولات، بخشی از کمیسیون و پیام‌ها
            [RoleNames.Admin] = new[]
            {
                PermissionNames.DashboardView,

                PermissionNames.OrdersView,
                PermissionNames.OrdersCreate,
                PermissionNames.OrdersUpdate,
                PermissionNames.OrdersCancel,

                PermissionNames.ProductsView,
                PermissionNames.ProductsCreate,
                PermissionNames.ProductsUpdate,
                PermissionNames.ProductsDelete,

                PermissionNames.UsersView,
                PermissionNames.UsersUpdate,

                PermissionNames.CommissionView,
                PermissionNames.CommissionApproveWithdrawal,

                PermissionNames.PublicMessagesView,
                PermissionNames.PublicMessagesCreate,
                PermissionNames.PublicMessagesUpdate,
                PermissionNames.PublicMessagesPublish,

                PermissionNames.ManualPaymentsView,
                PermissionNames.ManualPaymentsCreate,

                PermissionNames.ReportsView
            },

            // Inspector: فقط مشاهده
            [RoleNames.Inspector] = new[]
            {
                PermissionNames.DashboardView,
                PermissionNames.OrdersView,
                PermissionNames.UsersView,
                PermissionNames.CommissionView,
                PermissionNames.PublicMessagesView,
                PermissionNames.ReportsView
            }
        };

    public static bool HasPermission(string role, string permission)
    {
        if (string.IsNullOrWhiteSpace(role) || string.IsNullOrWhiteSpace(permission))
        {
            return false;
        }

        if (!RolePermissions.TryGetValue(role, out var permissions))
        {
            return false;
        }

        if (permissions.Contains("*", StringComparer.OrdinalIgnoreCase))
        {
            return true;
        }

        return permissions.Contains(permission, StringComparer.OrdinalIgnoreCase);
    }
}