Merge branch 'unstable' into 'main'

Added basic version of models and interfaces

See merge request internship-2025/survey-webapp/surveylib!3

SurveyLib.Core/Class1.cs

@@ -1,5 +0,0 @@
-namespace SurveyLib.Core;
-
-public class Class1
-{
-}

SurveyLib.Core/Models/Answer.cs

@@ -0,0 +1,11 @@
+namespace SurveyLib.Core.Models;
+
+public class Answer
+{
+    public int CompletionId { get; set; }
+    public int QuestionId { get; set; }
+    public string AnswerText { get; set; }
+
+    public Completion Completion { get; set; }
+    public QuestionBase Question { get; set; }
+}

SurveyLib.Core/Models/Completion.cs

@@ -0,0 +1,11 @@
+namespace SurveyLib.Core.Models;
+
+public class Completion
+{
+    public int Id { get; set; }
+    public int SurveyId { get; set; }
+    public DateTime FinishedAt { get; set; }
+
+    public Survey Survey { get; set; }
+    public ICollection<Answer> Answers { get; set; }
+}

SurveyLib.Core/Models/QuestionBase.cs

@@ -0,0 +1,11 @@
+namespace SurveyLib.Core.Models;
+
+public class QuestionBase
+{
+    public int Id { get; set; }
+    public int SurveyId { get; set; }
+    public string Title { get; set; }
+
+    public Survey Survey { get; set; }
+    public ICollection<Answer> Answers { get; set; }
+}

SurveyLib.Core/Models/Survey.cs

@@ -0,0 +1,11 @@
+namespace SurveyLib.Core.Models;
+
+public class Survey
+{
+    public int Id { get; set; }
+    public string Title { get; set; }
+    public string Description { get; set; }
+
+    public ICollection<QuestionBase> Questions { get; set; }
+    public ICollection<Completion> Completions { get; set; }
+}

SurveyLib.Core/Repositories/IAnswerRepository.cs

@@ -0,0 +1,9 @@
+using SurveyLib.Core.Models;
+
+namespace SurveyLib.Core.Repositories;
+
+public interface IAnswerRepository : IGenericRepository<Answer>
+{
+    Task<IEnumerable<Answer>> GetByAttemptIdAsync(int attemptId);
+    Task<IEnumerable<Answer>> GetByQuestionIdAsync(int questionId);
+}

SurveyLib.Core/Repositories/ICompletionRepository.cs

@@ -0,0 +1,8 @@
+using SurveyLib.Core.Models;
+
+namespace SurveyLib.Core.Repositories;
+
+public interface ICompletionRepository : IGenericRepository<Completion>
+{
+    Task<IEnumerable<Completion>> GetBySurveyIdAsync(int surveyId);
+}

SurveyLib.Core/Repositories/IGenericRepository.cs

@@ -0,0 +1,10 @@
+namespace SurveyLib.Core.Repositories;
+
+public interface IGenericRepository<T> where T : class
+{
+    Task<T>? GetByIdAsync(int id);
+    Task<IEnumerable<T>> GetAllAsync();
+    Task AddAsync(T entity);
+    Task UpdateAsync(T entity);
+    Task DeleteAsync(T entity);
+}

SurveyLib.Core/Repositories/IQuestionRepository.cs

@@ -0,0 +1,9 @@
+using SurveyLib.Core.Models;
+
+namespace SurveyLib.Core.Repositories;
+
+public interface IQuestionRepository : IGenericRepository<QuestionBase>
+{
+    Task<QuestionBase?> GetWithAnswersAsync(int questionId);
+    Task<IEnumerable<QuestionBase>> GetBySurveyIdAsync(int surveyId);
+}

SurveyLib.Core/Repositories/ISurveyRepository.cs

@@ -0,0 +1,10 @@
+using SurveyLib.Core.Models;
+
+namespace SurveyLib.Core.Repositories;
+
+public interface ISurveyRepository : IGenericRepository<Survey>
+{
+    Task<Survey?> GetWithQuestionsAsync(int surveyId);
+    Task<Survey?> GetWithCompletionsAsync(int surveyId);
+    Task<Survey?> FindByTitleAsync(string title);
+}