namespace Distribution.Features.Role;

public class RoleService(IRoleRepository repo)
{
    public async Task<List<RoleResponse>> GetAllAsync() =>
        (await repo.GetAllAsync())
            .Where(r => r.IsActive)
            .Select(r => new RoleResponse(r.Id, r.Name, r.Level, r.IsActive, r.CreatedAt))
            .ToList();

    public async Task<RoleResponse?> GetByIdAsync(Guid id)
    {
        var role = await repo.GetByIdAsync(id);
        if (role is null || !role.IsActive) return null;
        return new RoleResponse(role.Id, role.Name, role.Level, role.IsActive, role.CreatedAt);
    }

    public async Task<List<RolePermissionResponse>?> GetPermissionsAsync(Guid roleId)
    {
        var role = await repo.GetByIdAsync(roleId);
        if (role is null || !role.IsActive) return null;
        return (await repo.GetPermissionsAsync(roleId))
            .Select(rp => new RolePermissionResponse(rp.FK_PermissionId, rp.Permission.Code, rp.Permission.Description))
            .ToList();
    }
}