opti: price and quantity is now store in string

src/message.cpp

@@ -2,6 +2,8 @@
 #include <dpp/unicode_emoji.h>
 #include <dpp/dpp.h>
 
+#include <string>
+
 #include "config.h"
 #include "utils.hpp"
 
@@ -29,16 +31,15 @@ void on_message(dpp::cluster& bot)
             
             std::string str = event.msg.content;
 
-            unsigned int quantity;
-            float price;
+            std::string quantity, price;
 
             get_article_data(str, quantity, price);
 
-            if (quantity != 0)
-                embed.add_field("Quantity", std::to_string(quantity));
+            if (!quantity.empty())
+                embed.add_field("Quantity", quantity);
 
-            if (price != 0)
-                embed.add_field("Price", std::to_string(price) + "€");
+            if (!price.empty())
+                embed.add_field("Price", price);
 
             embed.set_title(str);
 

src/utils.cpp

@@ -6,50 +6,53 @@
 
 #include "config.h"
 
-static float get_price(std::string& str)
+static std::string get_price(std::string& str)
 {
-    
-    float price = 0;
-    const char* str_c = str.c_str();
-    char* next;
+    std::string price;
+    size_t i;
 
-    for (size_t i = 0; i != str.size(); i++)
+    for (i = 0; i != str.size(); i++)
     {
-        price = std::strtof(str_c + i, &next);
-        if (next == NULL)
-            break;
-        if (std::strncmp(next, "€", 3) == 0)
+        if (std::strcmp(str.substr(i, 3).c_str(), "€") == 0)
         {
-            str.erase(i, next - (str_c + i) + 3);
-            return price;
+            if (price.empty())
+            {
+                price = "";
+                continue;
+            }
+            price += "€";
+            break;
         }
+        else if (std::isdigit(str[i]) || str[i] == '.')
+            price += str[i];
     }
-    return 0;
+    str.erase(i - (price.size() - 3), price.size());
+    return price;
 }
 
-static int get_quantity(std::string& str)
+static std::string get_quantity(std::string& str)
 {
-    unsigned int quantity = 0;
-    size_t len = 0, i;
+    size_t i;
+    std::string quantity;
 
     for (i = 0; i != str.size(); i++)
     {
         if (!std::isdigit(str[i]))
         {
-            if (quantity != 0)
-                break;
-            continue;
+            if (quantity.empty())
+                continue;
+            break;
         }
-        quantity = quantity * 10 + str[i] - '0';
-        len++;
+        quantity += str[i];
     }
-    str.erase(i - len, len);
+    str.erase(i - quantity.size(), quantity.size());
     return quantity;
 }
 
-int get_article_data(std::string& str, unsigned int& quantity, float& price)
+int get_article_data(std::string& str, std::string& quantity, std::string& price)
 {
     price = get_price(str);
+    std::cout << str << std::endl;
     quantity = get_quantity(str);
 
     return 0;

src/utils.hpp

@@ -2,5 +2,5 @@
 
 #include <string>
 
-int get_article_data(std::string& str, unsigned int& quantity, float& price);
+int get_article_data(std::string& str, std::string& quantity, std::string& price);
 std::string get_token(char** av, char** env);