Libation/InternalUtilities/AudibleApiValidators.cs
Robert McRackan 926a7a1148 * include new external login interfaces in ApiExtended
* new ext method to simplify api access in file liberator
2021-09-17 16:09:49 -04:00

87 lines
3.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using AudibleApi.Common;
namespace InternalUtilities
{
public interface IValidator
{
IEnumerable<Exception> Validate(IEnumerable<Item> items);
}
public class LibraryValidator : IValidator
{
public IEnumerable<Exception> Validate(IEnumerable<Item> items)
{
var exceptions = new List<Exception>();
if (items.Any(i => string.IsNullOrWhiteSpace(i.ProductId)))
exceptions.Add(new ArgumentException($"Collection contains item(s) with null or blank {nameof(Item.ProductId)}", nameof(items)));
if (items.Any(i => i.DateAdded < new DateTime(1980, 1, 1)))
exceptions.Add(new ArgumentException($"Collection contains item(s) with invalid {nameof(Item.DateAdded)}", nameof(items)));
return exceptions;
}
}
public class BookValidator : IValidator
{
public IEnumerable<Exception> Validate(IEnumerable<Item> items)
{
var exceptions = new List<Exception>();
// a book having no authors is rare but allowed
if (items.Any(i => string.IsNullOrWhiteSpace(i.ProductId)))
exceptions.Add(new ArgumentException($"Collection contains item(s) with blank {nameof(Item.ProductId)}", nameof(items)));
if (items.Any(i => string.IsNullOrWhiteSpace(i.Title)))
exceptions.Add(new ArgumentException($"Collection contains item(s) with blank {nameof(Item.Title)}", nameof(items)));
return exceptions;
}
}
public class CategoryValidator : IValidator
{
public IEnumerable<Exception> Validate(IEnumerable<Item> items)
{
var exceptions = new List<Exception>();
var distinct = items.GetCategoriesDistinct();
if (distinct.Any(s => s.CategoryId is null))
exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Categories)} with null {nameof(Ladder.CategoryId)}", nameof(items)));
if (distinct.Any(s => s.CategoryName is null))
exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Categories)} with null {nameof(Ladder.CategoryName)}", nameof(items)));
return exceptions;
}
}
public class ContributorValidator : IValidator
{
public IEnumerable<Exception> Validate(IEnumerable<Item> items)
{
var exceptions = new List<Exception>();
if (items.GetAuthorsDistinct().Any(a => string.IsNullOrWhiteSpace(a.Name)))
exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Authors)} with null {nameof(Person.Name)}", nameof(items)));
if (items.GetNarratorsDistinct().Any(a => string.IsNullOrWhiteSpace(a.Name)))
exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Narrators)} with null {nameof(Person.Name)}", nameof(items)));
return exceptions;
}
}
public class SeriesValidator : IValidator
{
public IEnumerable<Exception> Validate(IEnumerable<Item> items)
{
var exceptions = new List<Exception>();
var distinct = items.GetSeriesDistinct();
if (distinct.Any(s => s.SeriesId is null))
exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Series)} with null {nameof(Series.SeriesId)}", nameof(items)));
if (distinct.Any(s => s.SeriesName is null))
exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Series)} with null {nameof(Series.SeriesName)}", nameof(items)));
return exceptions;
}
}
}