From f4de9cf8bd9806f3312402d33b23fd6a047057fe Mon Sep 17 00:00:00 2001
From: branco-g <hugo.branco-gomes@etu.u-pec.fr>
Date: Fri, 25 Oct 2024 15:45:38 +0200
Subject: [PATCH] optimisation et commentaires

---
 pendu.c | 25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

diff --git a/pendu.c b/pendu.c
index 1fd6a81..c617e02 100644
--- a/pendu.c
+++ b/pendu.c
@@ -28,6 +28,7 @@ void display_hangman(int tries) {
 }
 
 // Function to randomly choose words and concatenate them to create a puzzle word
+// Ensures that the maximum word length is respected by avoiding overflow with strncat
 void choose_words(char *chosen_word, int max_length) {
     int total_length = 0, used[MAX_WORDS] = {0}, word_index;
     chosen_word[0] = '\0';
@@ -35,24 +36,34 @@ void choose_words(char *chosen_word, int max_length) {
     // Select words until the maximum word length is reached or exceeded
     while (total_length < max_length) {
         word_index = rand() % MAX_WORDS;
-        if (!used[word_index] && total_length + strlen(words[word_index]) + (total_length > 0 ? 1 : 0) <= max_length) {
-            if (total_length > 0) { strcat(chosen_word, " "); total_length++; }
-            strcat(chosen_word, words[word_index]);
-            total_length += strlen(words[word_index]);
+        int word_length = strlen(words[word_index]);
+        int additional_space = (total_length > 0 ? 1 : 0); // Space between words if needed
+
+        // Ensure word fits within the remaining length
+        if (!used[word_index] && total_length + word_length + additional_space <= max_length) {
+            if (additional_space > 0) {
+                strncat(chosen_word, " ", max_length - total_length - 1);
+                total_length++;
+            }
+            strncat(chosen_word, words[word_index], max_length - total_length - 1);
+            total_length += word_length;
             used[word_index] = 1;
-            if (total_length == max_length) break;
         }
 
-        // Check if all words that could fit are used
+        // Break if no other words can fit in the remaining space
         int all_used = 1;
         for (int i = 0; i < MAX_WORDS; i++) {
-            if (!used[i] && total_length + strlen(words[i]) + 1 <= max_length) { all_used = 0; break; }
+            if (!used[i] && total_length + strlen(words[i]) + 1 <= max_length) {
+                all_used = 0;
+                break;
+            }
         }
         if (all_used) break;
     }
 }
 
 // Function to play the hangman game
+// Displays the game state and checks if each guess is correct or already revealed
 void play_game(const char *chosen_word, int word_length, int letters_to_guess) {
     char guessed[word_length + 1];
     int tries = 0, guessed_correctly = 0;