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UGQDataAccess/Repository/LikeRepository.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.Extensions.Options;
+using MongoDB.Driver;
+using SharpCompress.Common;
+using UGQDatabase.Models;
+using UGQDataAccess.Settings;
+using ServerCommon.UGQ;
+
+namespace UGQDataAccess.Repository
+{
+    public class LikeRepository : BaseRepository<LikeEntity>
+    {
+        private const string CollectionName = "Like";
+
+        public LikeRepository(IMongoClient mongoClient, IOptions<UGQDatabaseSettings> settings) :
+            base(mongoClient, settings.Value.DatabaseName, CollectionName)
+        {
+        }
+
+        public async Task<LikeEntity?> get(long questId, string userGuid)
+        {
+            var builder = Builders<LikeEntity>.Filter;
+            var filter = builder.Eq(x => x.QuestId, questId) & 
+                builder.Eq(x => x.UserGuid, userGuid);
+
+            LikeEntity? entity = await (await Collection.FindAsync(filter)).FirstOrDefaultAsync();
+            return entity;
+        }
+
+        public async Task<ServerErrorCode> insert(long questId, long revision, string userGuid)
+        {
+            var builder = Builders<LikeEntity>.Filter;
+            var filter = builder.Eq(x => x.QuestId, questId) & 
+                builder.Eq(x => x.UserGuid, userGuid);
+
+            var update = Builders<LikeEntity>.Update
+                .SetOnInsert(x => x.QuestId, questId)
+                .SetOnInsert(x => x.UserGuid, userGuid)
+                .SetOnInsert(x => x.CreatedAt, DateTime.UtcNow);
+
+            var option = new UpdateOptions
+            {
+                IsUpsert = true,
+            };
+
+            var result = await Collection.UpdateOneAsync(filter, update, option);
+            return ServerErrorCode.Success;
+        }
+
+        public async Task<ServerErrorCode> delete(long questId, long revision, string userGuid)
+        {
+            var builder = Builders<LikeEntity>.Filter;
+            var filter = builder.Eq(x => x.QuestId, questId) & 
+                builder.Eq(x => x.UserGuid, userGuid);
+
+            var result = await Collection.DeleteOneAsync(filter);
+            if (result.DeletedCount == 0)
+                return ServerErrorCode.UgqNullEntity;
+
+            return ServerErrorCode.Success;
+        }
+    }
+}