/// <summary>
/// Get Pets by Person's gender
/// </summary>
/// <param name="petType">The Pet type</param>
/// <remarks>Throws ArgumentNullException</remarks>
/// <returns><see cref="Task{PetsByPersonGenderCollectionModel}"/></returns>
public async Task <PetsByPersonGenderCollectionModel> GetPetsByPersonGender(Models.PetType petType)
{
var entitiesPetType = (Entities.PetType)(int) petType;
var persons = await _petsRepository.GetPersonAndPets();
//LINQ Query to get Pets by Person's gender and Pet type
var entities = new PetsByPersonGenderCollection()
{
PetType = entitiesPetType,
PetsByPersonGender = persons.ToList()
.Where(person => person.Pets != null)
.GroupBy(person => person.Gender)
.Select(g => new PetsByPersonGender
{
Gender = g.Key,
Pets = g.SelectMany(person => person.Pets.Where(pet => pet.Type == entitiesPetType)).OrderBy(x => x.Name)
}).ToList()
};
//Map entities to models
var models = _mapperService.Map(entities);
return(models);
}
/// <summary>
/// Display Cats by Person's gender
/// </summary>
/// <param name="petsByPersonGenderCollection">Cats by Person Gender list</param>
static void DisplayCatsByPersonGender(PetsByPersonGenderCollection petsByPersonGenderCollection)
{
if (petsByPersonGenderCollection == null)
{
throw new Exception("Error fetching data..");
}
var catsByOwnerGender = petsByPersonGenderCollection.PetsByPersonGender;
//Write output
Console.WriteLine(catsByOwnerGender.ElementAt(0).Gender);
catsByOwnerGender.ElementAt(0).Pets.Select(pet => pet.name).OrderBy(name => name).ToList().ForEach(catName =>
{
Console.WriteLine("\t" + catName);
});
Console.WriteLine(catsByOwnerGender.ElementAt(1).Gender);
catsByOwnerGender.ElementAt(1).Pets.Select(pet => pet.name).OrderBy(name => name).ToList().ForEach(catName =>
{
Console.WriteLine("\t" + catName);
});
}
public PetsByPersonGenderCollectionModel Map(PetsByPersonGenderCollection petsByPersonGenderCollection)
{
return(_mapper.Map <PetsByPersonGenderCollection, PetsByPersonGenderCollectionModel>(petsByPersonGenderCollection));
}
