Finish link between API and DB ✅

Sources/EFLol/DBDataManager/EFDataManager.cs

@@ -1,4 +1,5 @@
-using Model;
+using Microsoft.EntityFrameworkCore;
+using Model;
 
 
 namespace EFLol.DBDataManager
@@ -27,14 +28,12 @@ namespace EFLol.DBDataManager
 		{
 			if (item == null)
 			{
-                return null;
+				throw new Exception("Item is null");
 			}
-			var addItem = await _context.AddAsync<Champion>(item);
-			await _context.SaveChangesAsync();
-            return addItem.Entity;
 
-            // Va chercher les info du context (Context.champions.get)(DbSet) et les map en champion model
-            // Dans Program.cs de API rajouter un scope (AddScope <IDataManager, EFDataManager>) -> Ca va dire que a chaque fois que j'utilise un IDataManager, il va créer un EFDataManager
+			_context.Add(item.ChampionToEntity());
+			_context.SaveChanges();
+			return item;
 		}
 
 
@@ -44,35 +43,62 @@ namespace EFLol.DBDataManager
 			{
 				return false;
 			}
-            var deletedItem = _context.Remove(item);
-            await _context.SaveChangesAsync();
-            return true;
+
+			var champ = _context.Champions.Select(c => c == item.ChampionToEntity());
+
+			if (champ.Count() < 1)
+			{
+				return false;
 			}
 
-        private Func<Champion, string, bool> filterByName = (champion, substring) =>
-	        champion.Name.Contains(substring, StringComparison.InvariantCultureIgnoreCase);
+			_context.Champions.Remove(item.ChampionToEntity());
+			_context.SaveChanges();
+			return true;
+		}
 
 
-		public Task<Champion?> UpdateItem(Champion? oldItem, Champion? newItem)
+		public async Task<Champion?> UpdateItem(Champion? oldItem, Champion? newItem)
 		{
-            throw new NotImplementedException();
+			if (oldItem != null && newItem != null)
+			{
+				var champEntity = await _context.Champions.FirstOrDefaultAsync(c => c.Name == oldItem.Name);
+				if (champEntity == null)
+				{
+					throw new Exception("Champion not found in database");
+				}
+				champEntity.Bio = newItem.Bio;
+				_context.SaveChanges();
+				return champEntity.ChampionToPoco();
+			}
+			throw new Exception("Invalid input parameters");
 		}
 
+
 		public async Task<int> GetNbItems() => _context.Champions.Count();
 
-		public async Task<IEnumerable<Champion?>> GetItems(int index, int count, string? orderingPropertyName = null, bool @descending = false)
+
+		public async Task<IEnumerable<Champion?>> GetItems(int index, int count, string? orderingPropertyName = null,
+			bool descending = false)
 		{
-            IEnumerable<Champion> champions = _context.Champions.Skip(index * count).Take(count).OrderBy(champion => orderingPropertyName).Select(champion => champion.ChampionToPoco());
+			IEnumerable<Champion> champions = _context.Champions.Skip(index * count)
+				.Take(count)
+				.OrderBy(champions => orderingPropertyName)
+				.Select(champions => champions.ChampionToPoco());
 			return champions;
 		}
 
-        public Task<int> GetNbItemsByName(string substring)
-        {
-            throw new NotImplementedException();
-        }
 
-        public Task<IEnumerable<Champion?>> GetItemsByName(string substring, int index, int count, string? orderingPropertyName = null,
-            bool @descending = false)
+		private Func<Champion, string, bool> filterByName = (champion, substring) =>
+			champion.Name.IndexOf(substring, StringComparison.InvariantCultureIgnoreCase) >= 0;
+
+
+		public Task<IEnumerable<Champion?>> GetItemsByName(string substring, int index, int count,
+			string? orderingPropertyName = null, bool descending = false)
+			=> _context.Champions.Select(champion => champion.ChampionToPoco())
+				.GetItemsWithFilterAndOrdering(champ => filterByName(champ, substring), index, count,
+					orderingPropertyName, descending);
+
+		public Task<int> GetNbItemsByName(string substring)
 		{
 			throw new NotImplementedException();
 		}
@@ -83,7 +109,8 @@ namespace EFLol.DBDataManager
 			throw new NotImplementedException();
 		}
 
-        public Task<IEnumerable<Champion?>> GetItemsByCharacteristic(string charName, int index, int count, string? orderingPropertyName = null,
+		public Task<IEnumerable<Champion?>> GetItemsByCharacteristic(string charName, int index, int count,
+			string? orderingPropertyName = null,
 			bool @descending = false)
 		{
 			throw new NotImplementedException();
@@ -94,7 +121,8 @@ namespace EFLol.DBDataManager
 			throw new NotImplementedException();
 		}
 
-        public Task<IEnumerable<Champion?>> GetItemsByClass(ChampionClass championClass, int index, int count, string? orderingPropertyName = null,
+		public Task<IEnumerable<Champion?>> GetItemsByClass(ChampionClass championClass, int index, int count,
+			string? orderingPropertyName = null,
 			bool @descending = false)
 		{
 			throw new NotImplementedException();
@@ -105,7 +133,8 @@ namespace EFLol.DBDataManager
 			throw new NotImplementedException();
 		}
 
-        public Task<IEnumerable<Champion?>> GetItemsBySkill(Skill? skill, int index, int count, string? orderingPropertyName = null, bool @descending = false)
+		public Task<IEnumerable<Champion?>> GetItemsBySkill(Skill? skill, int index, int count,
+			string? orderingPropertyName = null, bool @descending = false)
 		{
 			throw new NotImplementedException();
 		}
@@ -115,7 +144,8 @@ namespace EFLol.DBDataManager
 			throw new NotImplementedException();
 		}
 
-        public Task<IEnumerable<Champion?>> GetItemsByRunePage(RunePage? runePage, int index, int count, string? orderingPropertyName = null,
+		public Task<IEnumerable<Champion?>> GetItemsByRunePage(RunePage? runePage, int index, int count,
+			string? orderingPropertyName = null,
 			bool @descending = false)
 		{
 			throw new NotImplementedException();
@@ -126,7 +156,8 @@ namespace EFLol.DBDataManager
 			throw new NotImplementedException();
 		}
 
-        public Task<IEnumerable<Champion?>> GetItemsBySkill(string skill, int index, int count, string? orderingPropertyName = null, bool @descending = false)
+		public Task<IEnumerable<Champion?>> GetItemsBySkill(string skill, int index, int count,
+			string? orderingPropertyName = null, bool @descending = false)
 		{
 			throw new NotImplementedException();
 		}

Sources/EFLol/DBDataManager/ExtensionsDataManager.cs

@@ -0,0 +1,71 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EFLol.DBDataManager
+{
+	static class ExtensionsDataManager
+	{
+		internal static Task<IEnumerable<T?>> GetItemsWithFilterAndOrdering<T>(this IEnumerable<T> collection,
+			Func<T, bool> filter, int index, int count, string? orderingPropertyName = null, bool descending = false)
+		{
+			IEnumerable<T> temp = collection;
+			temp = temp.Where(item => filter(item));
+			if (orderingPropertyName != null)
+			{
+				var prop = typeof(T).GetProperty(orderingPropertyName!);
+				if (prop != null)
+				{
+					temp = descending
+						? temp.OrderByDescending(item => prop.GetValue(item))
+						: temp.OrderBy(item => prop.GetValue(item));
+				}
+			}
+
+			return Task.FromResult<IEnumerable<T?>>(temp.Skip(index * count).Take(count));
+		}
+
+		internal static Task<int> GetNbItemsWithFilter<T>(this IEnumerable<T> collection, Func<T, bool> filter)
+		{
+			return Task.FromResult(collection.Count(item => filter(item)));
+		}
+
+		internal static Task<T?> AddItem<T>(this IList<T> collection, T? item)
+		{
+			if (item == null || collection.Contains(item))
+			{
+				return Task.FromResult<T?>(default(T));
+			}
+
+			collection.Add(item);
+			return Task.FromResult<T?>(item);
+		}
+
+		internal static Task<bool> DeleteItem<T>(this IList<T> collection, T? item)
+		{
+			if (item == null)
+			{
+				return Task.FromResult(false);
+			}
+
+			bool result = collection.Remove(item!);
+			return Task.FromResult(result);
+		}
+
+		internal static Task<T?> UpdateItem<T>(this IList<T> collection, T? oldItem, T? newItem)
+		{
+			if (oldItem == null || newItem == null) return Task.FromResult<T?>(default(T));
+
+			if (!collection.Contains(oldItem))
+			{
+				return Task.FromResult<T?>(default(T));
+			}
+
+			collection.Remove(oldItem!);
+			collection.Add(newItem!);
+			return Task.FromResult<T?>(newItem);
+		}
+	}
+}

Sources/apiLOL/Controllers/ControllerChampions.cs

@@ -27,25 +27,25 @@ namespace apiLOL.Controllers
 		[ProducesResponseType(typeof(ChampionPageDTO), 200)]
 		public async Task<IActionResult> GetChampions([FromQuery] int index = 0, int count = 10, string? name = "")
 		{
-			//FromQuery permet de filtrer dans la collection de champions en fonction du nom
-			// Possible de faire une classe PageRequest pour gérer les paramètres index et count
 			_logger.LogInformation($"methode Get de ControllerChampions appelée");
 			int nbChampions = await _dataManager.GetNbItems();
 			_logger.LogInformation($"Nombre de champions : {nbChampions}");
 
-			var champs = (await _dataManager.GetItems(index, count)).Select(Model => Model.ToDTO());
+			var champs = (await _dataManager.GetItemsByName(name, index, int.MaxValue))
+				.Where(champ => string.IsNullOrEmpty(name) || champ.Name.Contains(name, StringComparison.InvariantCultureIgnoreCase))
+				.Take(count)
+				.Select(Model => Model.ToDTO());
 
 			var page = new ChampionPageDTO
 			{
 				Data = champs,
 				Index = index,
-				Count = count,
+				Count = champs.Count(),
 				TotalCount = nbChampions
 			};
 			return Ok(page);
 		}
 
-
 		[HttpGet]
 		[Route("{name}")]
 		[ProducesResponseType(typeof(ChampionDTO), 200)]
@@ -54,9 +54,16 @@ namespace apiLOL.Controllers
 			_logger.LogInformation($"methode GetChampion de ControllerChampions appelée avec le paramètre {name}");
 			try
 			{
-				var champs = (await _dataManager.GetItemsByName(name, 0, 1));
+				var champs = await _dataManager.GetItemsByName(name, 0, 1);
+				if (champs.Any())
+				{
 					return Ok(champs.First().ToDTO());
 				}
+				else
+				{
+					return NotFound();
+				}
+			}
 			catch (Exception ex)
 			{
 				_logger.LogError($"erreur methode Get de ControllerChampions: {ex}");
@@ -71,6 +78,13 @@ namespace apiLOL.Controllers
 			_logger.LogInformation($"methode Post de ControllerChampions appelée avec le paramètre {champDTO.Name}");
 			try
 			{
+				// Check if the champion already exists in the database
+				var champs = await _dataManager.GetItemsByName(champDTO.Name, 0, 1);
+				if (champs.Any())
+				{
+					return BadRequest("le champion existe deja");
+				}
+
 				Champion tmp = champDTO.ToModel();
 				Champion champion = await _dataManager.AddItem(tmp);
 				ChampionDTO dtoChamp = champion.ToDTO();
@@ -79,10 +93,11 @@ namespace apiLOL.Controllers
 			catch (Exception ex)
 			{
 				_logger.LogError($"erreur methode Post de ControllerChampions: {ex}");
-				return BadRequest("le champion existe deja");
+				return BadRequest("erreur lors de l'ajout du champion");
 			}
 		}
 
+
 		[HttpPut("{name}")]
 		public async Task<IActionResult> UpdateChampion(string name, string bio)
 		{