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using System;
using System.Threading.Tasks;
using AutoMapper;
using DevHive.Data.Models;
using DevHive.Data.Repositories;
using DevHive.Services.Models.Language;
namespace DevHive.Services.Services
{
public class LanguageService
{
private readonly LanguageRepository _languageRepository;
private readonly IMapper _languageMapper;
public LanguageService(DevHiveContext context, IMapper mapper)
{
this._languageRepository = new LanguageRepository(context);
this._languageMapper = mapper;
}
public async Task<bool> CreateLanguage(LanguageServiceModel languageServiceModel)
{
if (await this._languageRepository.DoesLanguageNameExist(languageServiceModel.Name))
throw new ArgumentException("Language already exists!");
Language language = this._languageMapper.Map<Language>(languageServiceModel);
bool result = await this._languageRepository.AddAsync(language);
return result;
}
public async Task<LanguageServiceModel> GetLanguageById(Guid id)
{
Language language = await this._languageRepository.GetByIdAsync(id);
if(language == null)
throw new ArgumentException("The language does not exist");
return this._languageMapper.Map<LanguageServiceModel>(language);
}
public async Task<bool> UpdateLanguage(UpdateLanguageServiceModel languageServiceModel)
{
if (!await this._languageRepository.DoesLanguageExist(languageServiceModel.Id))
throw new ArgumentException("Language does not exist!");
if (await this._languageRepository.DoesLanguageNameExist(languageServiceModel.Name))
throw new ArgumentException("Language name already exists!");
Language language = this._languageMapper.Map<Language>(languageServiceModel);
//language.Id = languageServiceModel.Id;
bool result = await this._languageRepository.EditAsync(language);
return result;
}
public async Task<bool> DeleteLanguage(Guid id)
{
if (!await this._languageRepository.DoesLanguageExist(id))
throw new ArgumentException("Language does not exist!");
Language language = await this._languageRepository.GetByIdAsync(id);
bool result = await this._languageRepository.DeleteAsync(language);
return result;
}
}
}
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