using System.Linq.Expressions;

using VberZero.BaseSystem;

namespace VberZero.DomainService.States;

public sealed class NullSysStatesManager : ISysStatesManager
{
    public static NullSysStatesManager Instance { get; } = new NullSysStatesManager();

    public Task<string> GetSelectStrAsync(QueryStateDisplayValue input, params string[] codeFilter)
    {
        return Task.FromResult<string>(default);
    }

    public Task<string> GetSelectStrAsync(string codeKey, params string[] codeFilter)
    {
        return Task.FromResult<string>(default);
    }

    public Task<string> GetSelectStrReversalAsync(QueryStateDisplayValue input, params string[] codeFilter)
    {
        return Task.FromResult<string>(default);
    }

    public Task<string> GetSelectStrReversalAsync(string codeKey, params string[] codeFilter)
    {
        return Task.FromResult<string>(default);
    }

    public Task<string> GetSelectStrAsync(QueryStateDisplayValue input, Expression<Func<SysState, bool>> exp = null)
    {
        return Task.FromResult<string>(default);
    }

    public Task<string> GetSelectStrAsync(string codeKey, Expression<Func<SysState, bool>> exp = null)
    {
        return Task.FromResult<string>(default);
    }

    public Task<List<StateDisplayDto>> GetStateListAsync(QueryStateDisplayValue input, Expression<Func<SysState, bool>> exp = null)
    {
        return Task.FromResult<List<StateDisplayDto>>(default);
    }

    public Task<List<StateDisplayDto>> GetStateListAsync(string codeKey, Expression<Func<SysState, bool>> exp = null)
    {
        return Task.FromResult<List<StateDisplayDto>>(default);
    }

    public Task<List<StateDisplayDto>> GetStateListAsync(string codeKey, params string[] codeFilter)
    {
        return Task.FromResult<List<StateDisplayDto>>(default);
    }

    public Task<List<StateDisplayDto>> GetStateListReversalAsync(string codeKey, params string[] codeFilter)
    {
        return Task.FromResult<List<StateDisplayDto>>(default);
    }

    public Task<string> GetDisplayValueAsync(QueryStateDisplayValue input)
    {
        return Task.FromResult<string>(default);
    }

    public Task<string> GetDisplayValueAsync(string codeKey, string codeValue)
    {
        return Task.FromResult<string>(default);
    }
}