From 03b6560bc404a63b0bec364db448b1c254543383 Mon Sep 17 00:00:00 2001
From: Polianin Nikita <nikitkapolyanin@yandex.ru>
Date: Sat, 1 Feb 2025 17:08:00 +0300
Subject: [PATCH] feat: add lesson type controller

---
 ApiDto/Responses/FacultyResponse.cs           |  2 +-
 ApiDto/Responses/LessonTypeResponse.cs        | 21 +++++++++
 .../Controllers/V1/LessonTypeController.cs    | 43 +++++++++++++++++++
 .../GetTypeOfOccupationListQuery.cs           |  9 ++++
 .../GetTypeOfOccupationListQueryHandler.cs    | 31 +++++++++++++
 .../TypeOfOccupationListVm.cs                 | 14 ++++++
 .../TypeOfOccupationLookupDto.cs              | 17 ++++++++
 7 files changed, 136 insertions(+), 1 deletion(-)
 create mode 100644 ApiDto/Responses/LessonTypeResponse.cs
 create mode 100644 Endpoint/Controllers/V1/LessonTypeController.cs
 create mode 100644 SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQuery.cs
 create mode 100644 SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQueryHandler.cs
 create mode 100644 SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationListVm.cs
 create mode 100644 SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationLookupDto.cs

diff --git a/ApiDto/Responses/FacultyResponse.cs b/ApiDto/Responses/FacultyResponse.cs
index 1e172c2..8eafaba 100644
--- a/ApiDto/Responses/FacultyResponse.cs
+++ b/ApiDto/Responses/FacultyResponse.cs
@@ -3,7 +3,7 @@
 namespace Mirea.Api.Dto.Responses;
 
 /// <summary>
-/// Represents basic information about a faculty.
+/// Represents information about a faculty.
 /// </summary>
 public class FacultyResponse
 {
diff --git a/ApiDto/Responses/LessonTypeResponse.cs b/ApiDto/Responses/LessonTypeResponse.cs
new file mode 100644
index 0000000..9b3bf2d
--- /dev/null
+++ b/ApiDto/Responses/LessonTypeResponse.cs
@@ -0,0 +1,21 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Mirea.Api.Dto.Responses;
+
+/// <summary>
+/// Represents information about a lesson type.
+/// </summary>
+public class LessonTypeResponse
+{
+    /// <summary>
+    /// Gets or sets the unique identifier of the lesson type.
+    /// </summary>
+    [Required]
+    public int Id { get; set; }
+
+    /// <summary>
+    /// Gets or sets the name of the lesson type.
+    /// </summary>
+    [Required]
+    public required string Name { get; set; }
+}
\ No newline at end of file
diff --git a/Endpoint/Controllers/V1/LessonTypeController.cs b/Endpoint/Controllers/V1/LessonTypeController.cs
new file mode 100644
index 0000000..1a9c2e6
--- /dev/null
+++ b/Endpoint/Controllers/V1/LessonTypeController.cs
@@ -0,0 +1,43 @@
+using Asp.Versioning;
+using MediatR;
+using Microsoft.AspNetCore.Mvc;
+using Mirea.Api.DataAccess.Application.Cqrs.TypeOfOccupation.Queries.GetTypeOfOccupationList;
+using Mirea.Api.Dto.Responses;
+using Mirea.Api.Endpoint.Common.Attributes;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Mirea.Api.Endpoint.Controllers.V1;
+
+[ApiVersion("1.0")]
+[CacheMaxAge(true)]
+public class LessonTypeController(IMediator mediator) : BaseController
+{
+    /// <summary>
+    /// Gets a paginated list of type of occupation.
+    /// </summary>
+    /// <param name="page">Page number. Start from 0.</param>
+    /// <param name="pageSize">Number of items per page.</param>
+    /// <returns>Paginated list of type of occupation.</returns>
+    [HttpGet]
+    [BadRequestResponse]
+    public async Task<ActionResult<List<LessonTypeResponse>>> Get([FromQuery][Range(0, int.MaxValue)] int? page,
+        [FromQuery][Range(1, int.MaxValue)] int? pageSize)
+    {
+        var result = await mediator.Send(new GetTypeOfOccupationListQuery()
+        {
+            Page = page,
+            PageSize = pageSize
+        });
+
+        return Ok(result.TypeOfOccupations
+            .Select(f => new LessonTypeResponse()
+            {
+                Id = f.Id,
+                Name = f.Name
+            })
+        );
+    }
+}
\ No newline at end of file
diff --git a/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQuery.cs b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQuery.cs
new file mode 100644
index 0000000..a6dcd96
--- /dev/null
+++ b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQuery.cs
@@ -0,0 +1,9 @@
+using MediatR;
+
+namespace Mirea.Api.DataAccess.Application.Cqrs.TypeOfOccupation.Queries.GetTypeOfOccupationList;
+
+public class GetTypeOfOccupationListQuery : IRequest<TypeOfOccupationListVm>
+{
+    public int? Page { get; set; }
+    public int? PageSize { get; set; }
+}
\ No newline at end of file
diff --git a/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQueryHandler.cs b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQueryHandler.cs
new file mode 100644
index 0000000..7e8fbc2
--- /dev/null
+++ b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/GetTypeOfOccupationListQueryHandler.cs
@@ -0,0 +1,31 @@
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+using Mirea.Api.DataAccess.Application.Interfaces.DbContexts.Schedule;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Mirea.Api.DataAccess.Application.Cqrs.TypeOfOccupation.Queries.GetTypeOfOccupationList;
+
+public class GetTypeOfOccupationListQueryHandler(ITypeOfOccupationDbContext dbContext) : IRequestHandler<GetTypeOfOccupationListQuery, TypeOfOccupationListVm>
+{
+    public async Task<TypeOfOccupationListVm> Handle(GetTypeOfOccupationListQuery request, CancellationToken cancellationToken)
+    {
+        var dtos = dbContext.TypeOfOccupations.OrderBy(t => t.Id)
+            .Select(t => new TypeOfOccupationLookupDto()
+            {
+                Id = t.Id,
+                Name = t.ShortName
+            });
+
+        if (request is { PageSize: not null, Page: not null })
+            dtos = dtos.Skip(request.Page.Value * request.PageSize.Value).Take(request.PageSize.Value);
+
+        var result = await dtos.ToListAsync(cancellationToken);
+
+        return new TypeOfOccupationListVm
+        {
+            TypeOfOccupations = result
+        };
+    }
+}
\ No newline at end of file
diff --git a/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationListVm.cs b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationListVm.cs
new file mode 100644
index 0000000..ea2f92e
--- /dev/null
+++ b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationListVm.cs
@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+
+namespace Mirea.Api.DataAccess.Application.Cqrs.TypeOfOccupation.Queries.GetTypeOfOccupationList;
+
+/// <summary>
+/// Represents a view model containing multiple type of occupations.
+/// </summary>
+public class TypeOfOccupationListVm
+{
+    /// <summary>
+    /// The list of type of occupations.
+    /// </summary>
+    public IEnumerable<TypeOfOccupationLookupDto> TypeOfOccupations { get; set; } = [];
+}
\ No newline at end of file
diff --git a/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationLookupDto.cs b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationLookupDto.cs
new file mode 100644
index 0000000..740826f
--- /dev/null
+++ b/SqlData/Application/Cqrs/TypeOfOccupation/Queries/GetTypeOfOccupationList/TypeOfOccupationLookupDto.cs
@@ -0,0 +1,17 @@
+namespace Mirea.Api.DataAccess.Application.Cqrs.TypeOfOccupation.Queries.GetTypeOfOccupationList;
+
+/// <summary>
+/// Represents type of occupations.
+/// </summary>
+public class TypeOfOccupationLookupDto
+{
+    /// <summary>
+    /// The unique identifier for the occupation.
+    /// </summary>
+    public int Id { get; set; }
+
+    /// <summary>
+    /// The name of the occupation.
+    /// </summary>
+    public required string Name { get; set; }
+}
\ No newline at end of file