Opdracht 4a

.gitignore

@@ -9,6 +9,7 @@
 *.user
 *.userosscache
 *.sln.docstates
+**/*/.vscode/
 
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs
@@ -396,3 +397,6 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
+
+# App config file
+OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/App.config

OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022.csproj

@@ -8,6 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Data.SqlClient" Version="5.0.1" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="7.0.0" />
   </ItemGroup>
 
 </Project>

OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/Program.cs

@@ -10,19 +10,72 @@ namespace OOP_Opdracht_CSharp_Alfa_2022
         {
             Console.WriteLine("Hello World!");
             Opdracht2();
+            Opdracht3();
+            Opdracht3c();
+            Opdracht4();
         }
         static void Opdracht2()
         {
-            Game game = new classes.Game();
+            Game game = new classes.Game("game"); // Init publisher class instance
-            var someRecord = game.find(1);
+            var someRecord = game.find(1); // find specific record
             Console.WriteLine($"Record 1 is equal to {someRecord}");
-            var games = game.getTableData();
+            // Get the full dictionary and loop over each record
+            Dictionary<int, String> games = game.getTableData();
             Console.WriteLine("Outputting Table Contents:");
             foreach (KeyValuePair<int, string> entry in games)
             {
-                Console.WriteLine($"Row with id {entry.Key} has value {entry.Value}");
+                Console.WriteLine($"Row with id {entry.Key} has value {entry.Value}"); // Output entry to Console
             }
-            Console.WriteLine($"Trying to fetch KeyValue with invalid id 5 {game.find(5)}");
+            Console.WriteLine($"Trying to fetch KeyValue with invalid id 5 {game.find(7)}"); // Attempt to find invalid record and output to Console
+        }
+        static void Opdracht3()
+        {
+            Publisher publisher = new Publisher("publisher"); // Init publisher class instance
+            var someRecord = publisher.find(1); // find specific record
+            Console.WriteLine($"Record 1 is equal to {someRecord}");
+
+            // Get the full dictionary and loop over each record
+            var publishers = publisher.getTableData();
+            Console.WriteLine("Outputting Table Contents:");
+            foreach (KeyValuePair<int, string> entry in publishers)
+            {
+                Console.WriteLine($"Row with id {entry.Key} has value {entry.Value}"); // Output entry to Console
+            }
+            Console.WriteLine($"Trying to fetch KeyValue with invalid id 5 {publisher.find(7)}"); // Attempt to find invalid record and output to Console
+        }
+
+        static void Opdracht3c()
+        {
+            Publisher publisher = new Publisher("publisher"); // Init publisher class instance
+            Dictionary<String, Model> tableDict = new Dictionary<string, Model>();
+            
+
+            while(true){
+                String input;
+                // Ask user if they want to request a specific entry
+                Console.WriteLine("Would you like to look up a record? [Y/n]");
+                input  = Console.ReadLine();
+                // Allow user to escape the loop
+                if(input == "n" || input == "N" || input == "no" || input == "NO" || input == "q"){
+                    break;
+                }
+                Console.WriteLine("Please enter the id of the publisher you wish to look up");
+                input = Console.ReadLine();
+                int id = -1;
+                try{
+                    id = int.Parse(input);
+                }
+                catch (FormatException)
+                {
+                    Console.WriteLine("Invalid input for id. Please enter a positive Integer value (Whole number)");
+                }
+                if(id >= 0){
+                    Console.WriteLine($"Record {id} is equal to {publisher.find(id)}");
+                }
+            }
+        }
+        public static void Opdracht4(){
+            Config config = Config.getInstance();
         }
     }
 }

OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/classes/Config.cs

@@ -0,0 +1,47 @@
+using System.Collections.Generic;
+using System.Collections;
+using System.Linq;
+using System.Configuration;
+using System;
+
+
+class Config{
+
+    private static Config instance = null;
+    private Dictionary<string,string> contents;
+    private Config(){
+        contents = GetSettings();
+    }
+    public static Config getInstance(){
+        if ( instance == null ) instance = new Config();
+        return instance;
+    }
+    Dictionary <string,string> GetSettings()  
+    {  
+        Dictionary<string,string> settings = new Dictionary<string, string>();
+        try  
+            {  
+                var appSettings = ConfigurationManager.AppSettings;  
+                if (appSettings.Count == 0)  
+                {  
+                    Console.WriteLine("AppSettings is empty.");  
+                }  
+                else  
+                {  
+                    var keys = appSettings.AllKeys; 
+                    foreach(string key in keys){
+                        String value = appSettings.GetValues(key).GetValue(0).ToString();
+                        #if DEBUG
+                        Console.WriteLine($"Debug: key {key} has value {value}");
+                        #endif
+                        settings.Add(key,value);
+                    }
+                }
+            }  
+            catch (ConfigurationErrorsException)  
+            {  
+                Console.WriteLine("Error reading app settings");  
+            }  
+        return settings;
+    }    
+}

OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/classes/Game.cs

@@ -13,13 +13,14 @@ namespace OOP_Opdracht_CSharp_Alfa_2022.classes
    
 
         // Game class constructor
-        public Game()
+        public Game(String _tablename) : base(_tablename)
         {
+            // Set the table name
             if(this.table_data == null) table_data = new Dictionary<int, string>();
-            this.table_data.Add(1, "Battlefield 2042");
+            String[] games = { "Battlefield 2042", "Counter-Strike: Global Offensive", "Quake III Arena", "Rust", "Starcraft II" };
-            this.table_data.Add(2, "Counter-Strike: Global Offensive");
+            for(int index = 1; index < games.Length+1; index++){
-            this.table_data.Add(3, "Rust");
+                this.table_data.Add(index, games[index-1]);
-
+            }
         }
 
     }

OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/classes/Model.cs

@@ -10,6 +10,12 @@ namespace OOP_Opdracht_CSharp_Alfa_2022.classes
         protected SqlConnection connection;
         protected Dictionary<int, string> table_data;
         protected KeyValuePair<int, string> record;
+        protected String tablename;
+
+        // Constructor
+        public Model(String _tablename){
+            this.tablename = _tablename;
+        }
 
         // Define Getters and Setters
 
@@ -23,6 +29,7 @@ namespace OOP_Opdracht_CSharp_Alfa_2022.classes
             this.table_data = table_data;
             return;
         }
+
         // Record get/set methods
         public void setRecord(int key, string value)
         {

OOP-Opdracht-CSharp-Alfa-2022/OOP-Opdracht-CSharp-Alfa-2022/classes/Publisher.cs

@@ -6,10 +6,17 @@ namespace OOP_Opdracht_CSharp_Alfa_2022.classes
 {
     class Publisher : Model
     {
-        public Publisher()
+        public Publisher(String _tablename) : base(_tablename)
         {
-            if (table_data == null) table_data = new Dictionary<int, string>();
+            // Set the table name
-            table_data.Add(1, "Electronic Arts");
+            this.tablename = "publisher";
+            // Initialize dictionary
+            if (this.table_data == null) this.table_data = new Dictionary<int, string>();
+            // Add the publishers to the dictionary
+            String[] publishers = { "Electronic Arts", "Valve", "id Software", "Facepunch Studios", "Activision Blizzard" };
+            for(int index = 1; index < publishers.Length+1; index++){
+                this.table_data.Add(index, publishers[index-1]);
+            }
         }
     }
 }