Actually return a string in toString

Aufg8/ProductSale.cpp

@@ -0,0 +1,62 @@
+//
+// Created by DH10MBO on 21.11.2024.
+//
+
+#include "ProductSale.h"
+
+#include <algorithm>
+#include <cmath>
+#include <iostream>
+#include <sstream>
+
+#include "../Aufg4/CrimeStats.h"
+
+ProductSale::ProductSale(std::string line) {
+    std::vector<std::string> result;
+    split(line, ',', result);
+
+    for (int i = 0; i < result.size(); i++) {
+        switch (i) {
+            case 0: region = result[0]; break;
+            case 1: country = result[1]; break;
+            case 2: itemType = result[2]; break;
+            case 3: salesChannel = result[3]; break;
+            case 4: orderPriority = result[4]; break;
+            case 5: orderDate = result[5]; break;
+            case 6: orderId = result[6]; break;
+            case 7: shipDate = result[7]; break;
+            case 8: unitsSold = round(std::stoi(result[8])*100)/100; break;
+            case 9: unitPrice = round(std::stod(result[9])*100)/100; break;
+            case 10:unitCost = round(std::stod(result[10])*100)/100; break;
+            case 11:totalRevenue = round(std::stod(result[11])*100)/100; break;
+            case 12:totalCost = round(std::stod(result[12])*100)/100; break;
+            case 13:totalProfit = round(std::stod(result[13])*100)/100; break;
+            default:
+                std::cout << "I should not be able to reach, the line probably contains to many items" << std::endl;
+                std::cout << line << std::endl;
+                std::cout << "=========================" << std::endl << result[i] << std::endl;
+        }
+    }
+}
+
+std::string ProductSale::toString() {
+    std::ostringstream content;
+
+    content
+    << "region :        " << region << std::endl
+    << "country :       " << country << std::endl
+    << "itemType :      " << itemType << std::endl
+    << "salesChannel :  " << salesChannel << std::endl
+    << "orderPriority : " << orderPriority << std::endl
+    << "orderDate :     " << orderDate << std::endl
+    << "orderId :       " << orderId << std::endl
+    << "shipDate :      " << shipDate << std::endl
+    << "unitsSold :     " << unitsSold << std::endl
+    << "unitPrice :     " << unitPrice << std::endl
+    << "unitCost :      " << unitCost << std::endl
+    << "totalRevenue :  " << totalRevenue << std::endl
+    << "totalCost :     " << totalCost << std::endl
+    << "totalProfit :   " << totalProfit;
+
+    return content.str();
+}

Aufg8/ProductSale.h

@@ -0,0 +1,33 @@
+//
+// Created by DH10MBO on 21.11.2024.
+//
+
+#ifndef PRODUCTSALE_H
+#define PRODUCTSALE_H
+#include <string>
+
+
+class ProductSale {
+private:
+    std::string region;
+    std::string country;
+    std::string itemType;
+    std::string salesChannel;
+    std::string orderPriority;
+    std::string orderDate;
+    std::string orderId;
+    std::string shipDate;
+    int unitsSold;
+    double unitPrice;
+    double unitCost;
+    double totalRevenue;
+    double totalCost;
+    double totalProfit;
+public:
+    ProductSale(std::string line);
+    std::string toString();
+};
+
+
+
+#endif //PRODUCTSALE_H