From 0a61a8520f4e7c11752b1e443c196d1e8ecac0e3 Mon Sep 17 00:00:00 2001
From: BushmanovAS <BushmanovAS@mpei.ru>
Date: Mon, 27 May 2024 16:39:51 +0300
Subject: [PATCH] code: variant 9

---
 main.cpp | 78 ++++++++++++++++++++++++++++++--------------------------
 1 file changed, 42 insertions(+), 36 deletions(-)

diff --git a/main.cpp b/main.cpp
index 67bfa4a..702066a 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,10 +1,9 @@
 #include <iostream>
 #include <vector>
-#include <curl/curl.h>
 #include <sstream>
 #include <string>
+#include <curl/curl.h>
 #include "histogram.h"
-#include "text.h"
 #include "svg.h"
 
 using namespace std;
@@ -15,60 +14,67 @@ struct Input
     size_t bin_count{};
 };
 
-Input input_data(istream& in, bool prompt = true)
+Input
+input_data(istream& stream, bool prompt)
 {
     size_t number_count;
-    if (prompt)
+    if (prompt) {
         cerr << "Enter number count: ";
-    in >> number_count;
-    Input input;
-    input.numbers.resize(number_count);
+    }
+    stream >> number_count;
+    Input in;
+    in.numbers.resize(number_count);
     for (size_t i = 0; i < number_count; i++)
     {
-        in >> input.numbers[i];
+        stream >> in.numbers[i];
     }
-    if (prompt)
+    if (prompt) {
         cerr << "Enter bin count: ";
-    in >> input.bin_count;
-    return input;
+    }
+    stream >> in.bin_count;
+    return in;
 }
-	size_t
-write_data(void* items, size_t item_size, size_t item_count, void* ctx) {
+
+size_t write_data(void* items, size_t item_size, size_t item_count, void* ctx)
+{
     size_t data_size = item_size * item_count;
     stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
-    (*buffer).write(reinterpret_cast<const char*>(items), data_size);
+    buffer->write(reinterpret_cast<const char*>(items), data_size);
     return data_size;
 }
-Input
-download(const string& address) {
+
+Input download(const string& address) {
     stringstream buffer;
-    CURL *curl = curl_easy_init();
-    if(curl) {
-        CURLcode res;
-        curl_easy_setopt(curl, CURLOPT_URL, address.c_str());
-        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
-        curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
-        res = curl_easy_perform(curl);
-        if (res!=CURLE_OK){
-            cerr << curl_easy_strerror(res);
-            exit(1);
+    CURL* curl = curl_easy_init();
+        if (curl) {
+            CURLcode res;
+            curl_easy_setopt(curl, CURLOPT_URL, address.c_str());
+            curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
+            curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
+            res = curl_easy_perform(curl);
+            if (res != CURLE_OK) {
+                fprintf(stderr, "curl_easy_perform() failed: %s\n", curl_easy_strerror(res));
+                exit(1);
+            }
+            curl_easy_cleanup(curl);
         }
-        curl_easy_cleanup(curl);
-    }
     return input_data(buffer, false);
 }
 
-int main(int argc, char* argv[])
-{
-    bool show_prompts;
-    cout << "Show prompts? (1 for yes, 0 for no): ";
-    cin >> show_prompts;
+int main(int argc, char* argv[]) {
     Input input;
     if (argc > 1) {
-        input = download(argv[1]);
-    } else {
+            input = download(argv[1]);
+    }
+    else {
         input = input_data(cin, true);
     }
-    const auto bins = make_histogram(input.numbers, input.bin_count);
+    if (curl_version_info(CURLVERSION_NOW) != nullptr) {
+        auto curl_ver = curl_version_info(CURLVERSION_NOW)->version;
+        cerr << "cURL version " << curl_ver << "\n";
+        auto ssl_ver = curl_version_info(CURLVERSION_NOW)->ssl_version;
+        cerr << "SSL version " << ssl_ver << "\n";
+    } else{ cerr<<"curl_version_info() failed \n"; }
+    vector<size_t> bins = make_histogram(input.numbers, input.bin_count);
     show_histogram_svg(bins);
 }