From eda3d3278a13bfa004da66fb65a8c91913108299 Mon Sep 17 00:00:00 2001
From: Jose E Rodriguez-Marrero <jose.rodriguez-marrero@proton.me>
Date: Sat, 29 Jun 2024 01:18:35 -0700
Subject: [PATCH] Add the ability to query comments by stock and order

---
 api/Controllers/CommentController.cs |  5 +++--
 api/Helpers/CommentQueryObject.cs    |  8 ++++++++
 api/Interfaces/ICommentRepo.cs       |  3 ++-
 api/Repositories/CommentRepo.cs      | 17 +++++++++++++++--
 4 files changed, 28 insertions(+), 5 deletions(-)
 create mode 100644 api/Helpers/CommentQueryObject.cs

diff --git a/api/Controllers/CommentController.cs b/api/Controllers/CommentController.cs
index fec646e..60b75e3 100644
--- a/api/Controllers/CommentController.cs
+++ b/api/Controllers/CommentController.cs
@@ -1,5 +1,6 @@
 using api.DTOs.Comment;
 using api.Extensions;
+using api.Helpers;
 using api.Interfaces;
 using api.Mappers;
 using api.Models;
@@ -27,9 +28,9 @@ public CommentController(ICommentRepo commentRepo, IStockRepo stockRepo, UserMan
         }
 
         [HttpGet]
-        public async Task<IActionResult> GetAllCommentsAsync()
+        public async Task<IActionResult> GetAllCommentsAsync(CommentQueryObject queryObject)
         {
-            var comments = await _commentRepo.GetAllAsync();
+            var comments = await _commentRepo.GetAllAsync(queryObject);
 
             if (comments is null)
             {
diff --git a/api/Helpers/CommentQueryObject.cs b/api/Helpers/CommentQueryObject.cs
new file mode 100644
index 0000000..9694ac2
--- /dev/null
+++ b/api/Helpers/CommentQueryObject.cs
@@ -0,0 +1,8 @@
+namespace api.Helpers
+{
+    public class CommentQueryObject
+    {
+        public string? Symbol { get; set; }
+        public bool IsDescending { get; set; } = true;
+    }
+}
\ No newline at end of file
diff --git a/api/Interfaces/ICommentRepo.cs b/api/Interfaces/ICommentRepo.cs
index 9665ae8..345bbfe 100644
--- a/api/Interfaces/ICommentRepo.cs
+++ b/api/Interfaces/ICommentRepo.cs
@@ -1,11 +1,12 @@
 using api.DTOs.Comment;
+using api.Helpers;
 using api.Models;
 
 namespace api.Interfaces
 {
     public interface ICommentRepo
     {
-        Task<List<Comment>> GetAllAsync();
+        Task<List<Comment>> GetAllAsync(CommentQueryObject queryObject);
         Task<Comment?> GetByIdAsync(int id);
         Task<Comment> CreateAsync(Comment comment);
         Task<Comment?> UpdateAsync(int id, UpdateCommentRequestDto commentDto);
diff --git a/api/Repositories/CommentRepo.cs b/api/Repositories/CommentRepo.cs
index e5294d0..c6f0e44 100644
--- a/api/Repositories/CommentRepo.cs
+++ b/api/Repositories/CommentRepo.cs
@@ -1,5 +1,6 @@
 using api.Data;
 using api.DTOs.Comment;
+using api.Helpers;
 using api.Interfaces;
 using api.Mappers;
 using api.Models;
@@ -15,9 +16,21 @@ public CommentRepo(AppDbContext context)
         {
             _context = context;
         }
-        public async Task<List<Comment>> GetAllAsync()
+        public async Task<List<Comment>> GetAllAsync(CommentQueryObject queryObject)
         {
-            return await _context.Comments.Include(a => a.AppUser).ToListAsync();
+            var comments = _context.Comments.Include(a => a.AppUser).AsQueryable();
+            
+            if (!string.IsNullOrWhiteSpace(queryObject.Symbol))
+            {
+                comments = comments.Where(c => c.Stock.Symbol == queryObject.Symbol);
+            };
+
+            if (queryObject.IsDescending)
+            {
+                comments = comments.OrderByDescending(c => c.CreatedOn);
+            }
+            
+            return await comments.ToListAsync();
         }
 
         public async Task<Comment?> GetByIdAsync(int id)