Implement word placement logic and file reading functionality for word salad game

.gitignore

@@ -1,6 +1 @@
-wordsalad_initial
-runTests
-.vscode
-*.o
-*.exe
-wordsalad
+Start_Linux/wordsalad_initial

Start_Linux/game.c

@@ -2,117 +2,159 @@
 #include <time.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdint.h>
+#include <stdio.h>
 
 #define MAX_RAND_TRIES_PER_WORD 10
 #define EMPTY_CHAR 0
 
+// Helper function to check if a word can be placed at a specific position
+static int canPlaceWord(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                       const char *word, unsigned int row, unsigned int col, 
+                       int horizontal, unsigned int searchFieldLen)
+{
+    unsigned int wordLen = strlen(word);
+    
+    if (horizontal)
+    {
+        // Check if word fits horizontally
+        if (col + wordLen > searchFieldLen)
+            return 0;
+            
+        // Check if all positions are empty or match the word
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            if (salad[row][col + i] != EMPTY_CHAR && salad[row][col + i] != word[i])
+                return 0;
+        }
+    }
+    else
+    {
+        // Check if word fits vertically
+        if (row + wordLen > searchFieldLen)
+            return 0;
+            
+        // Check if all positions are empty or match the word
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            if (salad[row + i][col] != EMPTY_CHAR && salad[row + i][col] != word[i])
+                return 0;
+        }
+    }
+    
+    return 1;
+}
+
+// Helper function to place a word at a specific position
+static void placeWord(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                     const char *word, unsigned int row, unsigned int col, 
+                     int horizontal)
+{
+    unsigned int wordLen = strlen(word);
+    
+    if (horizontal)
+    {
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            salad[row][col + i] = word[i];
+        }
+    }
+    else
+    {
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            salad[row + i][col] = word[i];
+        }
+    }
+}
 
 // Creates the word salad by placing words randomly and filling empty spaces
-int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char words[][MAX_WORD_LEN], unsigned int wordCount)
+int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                    unsigned int searchFieldLen, 
+                    const char words[][MAX_WORD_LEN], 
+                    unsigned int wordCount)
 {
-   srand(time(NULL));
-   //Fill salad with empty_char
-   for(int i = 0; i < searchFieldLen; i++){
-      for(int j = 0; j < searchFieldLen; j++){
-         salad[i][j] = EMPTY_CHAR;
-      }
-   }
+    // Initialize random seed
+    srand(time(NULL));
     
-   int wordsPlaced = 0;  //Track number of words successfully placed
+    // Initialize the grid with empty characters
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            salad[i][j] = EMPTY_CHAR;
+        }
+    }
     
-   //Try to place each word
-   for(int w = 0; w < wordCount; w++){
-      int wordLen = strlen(words[w]);
-      int placed = 0;
+    unsigned int placedWords = 0;
     
-      if(wordLen > searchFieldLen){
-         //printf("Word %s is too long!\n", words[w]);
-         break;
-      }
-      //Try multiple times to find a valid position
-      for(int attempt = 0; attempt < MAX_RAND_TRIES_PER_WORD && !placed; attempt++){
-         //Random orientation: 0 = horizontal, 1 = vertical
-         int orientation = rand() % 2;
-         int row, col;
+    // Try to place each word
+    for (unsigned int w = 0; w < wordCount; w++)
+    {
+        unsigned int wordLen = strlen(words[w]);
+        int placed = 0;
         
-         if(orientation == 0){ //Horizontal
-            row = rand() % searchFieldLen;
-            col = rand() % (searchFieldLen - wordLen + 1); //Ensure word fits
+        // Skip empty words or words that are too long
+        if (wordLen == 0 || wordLen > searchFieldLen)
+            continue;
         
-            //Check if position is free
-            int canPlace = 1;
-            for(int i = 0; i < wordLen; i++){
-               if(salad[row][col + i] != EMPTY_CHAR && salad[row][col + i] != words[w][i]){
-                  canPlace = 0;
-                  break;
-               }
+        // Try to place the word MAX_RAND_TRIES_PER_WORD times
+        for (int tries = 0; tries < MAX_RAND_TRIES_PER_WORD && !placed; tries++)
+        {
+            // Random direction: 0 = horizontal, 1 = vertical
+            int horizontal = rand() % 2;
+            
+            // Random position
+            unsigned int row = rand() % searchFieldLen;
+            unsigned int col = rand() % searchFieldLen;
+            
+            // Check if word can be placed
+            if (canPlaceWord(salad, words[w], row, col, horizontal, searchFieldLen))
+            {
+                placeWord(salad, words[w], row, col, horizontal);
+                placed = 1;
+                placedWords++;
             }
+        }
+    }
     
-            //Place word
-            if(canPlace){
-               for(int i = 0; i < wordLen; i++){
-                  salad[row][col + i] = words[w][i];
-               }
-               placed = 1;
-               wordsPlaced++;
+    // Fill remaining empty spaces with random letters
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            if (salad[i][j] == EMPTY_CHAR)
+            {
+                salad[i][j] = 'A' + (rand() % 26);
             }
-         }
-         else{ //Vertical
-            row = rand() % (searchFieldLen - wordLen + 1); //Ensure word fits
-            col = rand() % searchFieldLen;
-            
-            //Check if position is free
-            int canPlace = 1;
-            for(int i = 0; i < wordLen; i++){
-               if(salad[row + i][col] != EMPTY_CHAR && salad[row + i][col] != words[w][i]){
-                  canPlace = 0;
-                  break;
-               }
-            }
-            
-            //Place word if position is valid
-            if(canPlace){
-               for(int i = 0; i < wordLen; i++){
-                  salad[row + i][col] = words[w][i];
-               }
-               placed = 1;
-               wordsPlaced++;
-            }
-         }
-      }
-   }
-   
-   //Fill remaining empty cells with random letters
-   for(int i = 0; i < searchFieldLen; i++){
-      for(int j = 0; j < searchFieldLen; j++){
-         if(salad[i][j] == EMPTY_CHAR){
-            salad[i][j] = 'A' + (rand() % 26);
-         }
-      }
-   }
-   
-   return wordsPlaced;
-   
-
+        }
+    }
     
+    return placedWords;
 }
 
 // Prints the word salad to console
-
-void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen)
+void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                   unsigned int searchFieldLen)
 {
-   for(int i = 0; i < searchFieldLen; i++){
-      for(int j = 0; j < searchFieldLen; j++){
-         printf("%c ", salad[i][j]);
-      }
-      puts("\n");
-   }
+    printf("\nWord Salad:\n");
+    printf("  ");
+    
+    // Print column numbers
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        printf("%2u ", i);
+    }
+    printf("\n");
+    
+    // Print rows with row numbers
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        printf("%2u ", i);
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            printf("%2c ", salad[i][j]);
+        }
+        printf("\n");
+    }
+    printf("\n");
 }
-
-
-//Fill up Word salad
-void fillWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN]){
-   
-}
-

Start_Linux/input.c

@@ -1,12 +1,3 @@
-/* 
------ input.c-------------------------------------------------------- 
- Description: ReadWords: Takes a file and separates all the words from one another, returns the wordcount and an array with all words
-     Project: Praktikum Informatik 2
-      Author: kobma99134@th-nuernberg.de
-        Date: 05-11-2025
-------------------------------------------------------------------------- 
-*/
-
 #include "input.h"
 #include <string.h>
 #include <ctype.h>
@@ -14,56 +5,35 @@
 // Read words from file and store in 'words' array
 int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
 {
-    // checks, if the file acually exists
-    if (file == NULL) {
-        return 0;
+    unsigned int wordCount = 0;
+    char line[MAX_LINE_LEN];
+    
+    // Read file line by line
+    while (fgets(line, MAX_LINE_LEN, file) != NULL && wordCount < maxWordCount)
+    {
+        // Process each line to extract words separated by delimiters
+        char *token = strtok(line, " ,;\n\t\r");
+        
+        while (token != NULL && wordCount < maxWordCount)
+        {
+            // Convert word to uppercase and store it
+            unsigned int i = 0;
+            while (token[i] != '\0' && i < MAX_WORD_LEN - 1)
+            {
+                words[wordCount][i] = toupper((unsigned char)token[i]);
+                i++;
+            }
+            words[wordCount][i] = '\0';
+            
+            // Only count non-empty words
+            if (i > 0)
+            {
+                wordCount++;
+            }
+            
+            token = strtok(NULL, " ,;\n\t\r");
+        }
     }
     
-    //return value: wordcount, as in the number of words that are being read
-    int wordcount = 0;
-    char readLine[MAX_LINE_LEN];
-
-    // collects the words line by line and adds them to the list, if its not exceeding the max word count
-    while (fgets(readLine, sizeof(readLine), file) != NULL && (wordcount < maxWordCount)) {
-        
-        char word[MAX_WORD_LEN];
-        int wordIndex = 0;
-        
-        //reads every character in the line from start to finish, until the Enter key ('\0')
-        for (int i = 0; readLine[i] != '\0'; i++) {
-            
-            // is the character a letter from the alphabet?
-            if(isalpha(readLine[i])) {
-                if (wordIndex < MAX_WORD_LEN) {
-                    // clean code: We want only uppercase or only lowercase letters to avoid future problems...
-                    word[wordIndex++] = toupper(readLine[i]);
-                }
-            }
-            else {
-                //if its not a letter, it has to be another character dividing two words e.g. ' ', ',', ';' etc.
-                if (wordIndex > 0) {
-                    // we want a full word, not an empty string
-                    word[wordIndex] = '\0';
-                    // add the word to the wordlist
-                    strcpy(words[wordcount], word);
-                    wordcount++;
-                    wordIndex = 0;
-
-                    if (wordcount >= maxWordCount) {
-                        return wordcount;
-                    }
-                }
-            }
-        }
-
-        //Edge case: If the last word ends on a '\0', right after the last letter
-        if (wordIndex > 0 && wordcount < maxWordCount) {
-            word[wordIndex] = '\0';
-            strcpy(words[wordcount], word);
-            wordcount++;
-        }
-
-    }
-    // regular case: return the total number of words
-    return wordcount;
+    return wordCount;
 }

Start_Linux/main.c

@@ -7,7 +7,6 @@
 #define MAX_NUMBER_OF_WORDS 100
 #define SALAD_SIZE 20
 
-
 int main(int argc, char *argv[])
 {
     int exitCode = EXIT_SUCCESS;
@@ -37,15 +36,26 @@ int main(int argc, char *argv[])
             // Create the word salad by placing words into grid
             placedWords = createWordSalad(wordSalad, SALAD_SIZE, words, wordCount);
 
-            if(placedWords < wordCount){
-                printf("%d Words didn't fit!\n", wordCount-placedWords);
-                return -1;
+            // Check if all words were successfully placed
+            if (placedWords == wordCount)
+            {
+                // All words placed successfully - start the game
+                printf("Successfully placed all %u words!\n", placedWords);
+                showWordSalad(wordSalad, SALAD_SIZE);
+                
+                // Start the graphical game
+                startGraphicalGame(wordSalad, SALAD_SIZE, words, wordCount);
             }
+            else
+            {
+                // Some words couldn't be placed
+                fprintf(stderr, "Warning: Could only place %u out of %u words.\n", 
+                        placedWords, wordCount);
+                showWordSalad(wordSalad, SALAD_SIZE);
                 
-            showWordSalad(wordSalad, SALAD_SIZE);
-            
-
-            startGame(wordSalad, SALAD_SIZE, words, wordCount, 600);
+                // Start the game anyway with the words that were placed
+                startGraphicalGame(wordSalad, SALAD_SIZE, words, wordCount);
+            }
 
         }
         else

Start_Linux/makefile

@@ -6,6 +6,12 @@ BINARIES = ./linux
 raylibfolder = ./raylib
 unityfolder = ./unity
 
+# --------------------------
+# initiales Spiel bauen
+# --------------------------
+wordsalad_initial:
+	$(CC) -o wordsalad_initial -L. $(BINARIES)/libwordsalad_complete.a $(BINARIES)/libraylib.a $(LDFLAGS)
+
 # --------------------------
 # Normales Spiel bauen
 # --------------------------
@@ -24,13 +30,6 @@ game.o: game.c
 graphicalGame.o: graphicalGame.c
 	$(CC) $(CFLAGS) -I$(raylibfolder) -c graphicalGame.c
 
-
-# --------------------------
-# initiales Spiel bauen
-# --------------------------
-wordsalad_initial:
-	$(CC) -o wordsalad_initial -L. $(BINARIES)/libwordsalad_complete.a $(BINARIES)/libraylib.a $(LDFLAGS)
-
 # --------------------------
 # Unit Tests
 # --------------------------
@@ -39,7 +38,6 @@ TEST_BIN = runTests
 test: input.o game.o unit_tests.c
 	$(CC) -I$(unityfolder) -o $(TEST_BIN) input.o game.o unit_tests.c $(BINARIES)/libunity.a
 
-
 # --------------------------
 # Clean
 # --------------------------

Start_Mac/game.c

@@ -2,22 +2,159 @@
 #include <time.h>
 #include <stdlib.h>
 #include <string.h>
+#include <stdio.h>
 
 #define MAX_RAND_TRIES_PER_WORD 10
 #define EMPTY_CHAR 0
 
-//TODO: Spiellogik implementieren:
-/* * Wörter aus der Wortliste zufällig horizontal oder vertikal platzieren
-   * restliche Felder mit zufälligen Buchstaben füllen */
+// Helper function to check if a word can be placed at a specific position
+static int canPlaceWord(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                       const char *word, unsigned int row, unsigned int col, 
+                       int horizontal, unsigned int searchFieldLen)
+{
+    unsigned int wordLen = strlen(word);
+    
+    if (horizontal)
+    {
+        // Check if word fits horizontally
+        if (col + wordLen > searchFieldLen)
+            return 0;
+            
+        // Check if all positions are empty or match the word
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            if (salad[row][col + i] != EMPTY_CHAR && salad[row][col + i] != word[i])
+                return 0;
+        }
+    }
+    else
+    {
+        // Check if word fits vertically
+        if (row + wordLen > searchFieldLen)
+            return 0;
+            
+        // Check if all positions are empty or match the word
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            if (salad[row + i][col] != EMPTY_CHAR && salad[row + i][col] != word[i])
+                return 0;
+        }
+    }
+    
+    return 1;
+}
+
+// Helper function to place a word at a specific position
+static void placeWord(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                     const char *word, unsigned int row, unsigned int col, 
+                     int horizontal)
+{
+    unsigned int wordLen = strlen(word);
+    
+    if (horizontal)
+    {
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            salad[row][col + i] = word[i];
+        }
+    }
+    else
+    {
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            salad[row + i][col] = word[i];
+        }
+    }
+}
 
 // Creates the word salad by placing words randomly and filling empty spaces
-int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char words[][MAX_WORD_LEN], unsigned int wordCount)
+int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                    unsigned int searchFieldLen, 
+                    const char words[][MAX_WORD_LEN], 
+                    unsigned int wordCount)
 {
+    // Initialize random seed
+    srand(time(NULL));
     
+    // Initialize the grid with empty characters
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            salad[i][j] = EMPTY_CHAR;
+        }
+    }
+    
+    unsigned int placedWords = 0;
+    
+    // Try to place each word
+    for (unsigned int w = 0; w < wordCount; w++)
+    {
+        unsigned int wordLen = strlen(words[w]);
+        int placed = 0;
+        
+        // Skip empty words or words that are too long
+        if (wordLen == 0 || wordLen > searchFieldLen)
+            continue;
+        
+        // Try to place the word MAX_RAND_TRIES_PER_WORD times
+        for (int tries = 0; tries < MAX_RAND_TRIES_PER_WORD && !placed; tries++)
+        {
+            // Random direction: 0 = horizontal, 1 = vertical
+            int horizontal = rand() % 2;
+            
+            // Random position
+            unsigned int row = rand() % searchFieldLen;
+            unsigned int col = rand() % searchFieldLen;
+            
+            // Check if word can be placed
+            if (canPlaceWord(salad, words[w], row, col, horizontal, searchFieldLen))
+            {
+                placeWord(salad, words[w], row, col, horizontal);
+                placed = 1;
+                placedWords++;
+            }
+        }
+    }
+    
+    // Fill remaining empty spaces with random letters
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            if (salad[i][j] == EMPTY_CHAR)
+            {
+                salad[i][j] = 'A' + (rand() % 26);
+            }
+        }
+    }
+    
+    return placedWords;
 }
 
 // Prints the word salad to console
-void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen)
+void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                   unsigned int searchFieldLen)
 {
+    printf("\nWord Salad:\n");
+    printf("  ");
     
+    // Print column numbers
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        printf("%2u ", i);
+    }
+    printf("\n");
+    
+    // Print rows with row numbers
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        printf("%2u ", i);
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            printf("%2c ", salad[i][j]);
+        }
+        printf("\n");
+    }
+    printf("\n");
 }

Start_Mac/input.c

@@ -2,11 +2,38 @@
 #include <string.h>
 #include <ctype.h>
 
-// TODO:
-// eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.
-
 // Read words from file and store in 'words' array
 int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
 {
+    unsigned int wordCount = 0;
+    char line[MAX_LINE_LEN];
     
+    // Read file line by line
+    while (fgets(line, MAX_LINE_LEN, file) != NULL && wordCount < maxWordCount)
+    {
+        // Process each line to extract words separated by delimiters
+        char *token = strtok(line, " ,;\n\t\r");
+        
+        while (token != NULL && wordCount < maxWordCount)
+        {
+            // Convert word to uppercase and store it
+            unsigned int i = 0;
+            while (token[i] != '\0' && i < MAX_WORD_LEN - 1)
+            {
+                words[wordCount][i] = toupper((unsigned char)token[i]);
+                i++;
+            }
+            words[wordCount][i] = '\0';
+            
+            // Only count non-empty words
+            if (i > 0)
+            {
+                wordCount++;
+            }
+            
+            token = strtok(NULL, " ,;\n\t\r");
+        }
+    }
+    
+    return wordCount;
 }

Start_Mac/main.c

@@ -36,10 +36,26 @@ int main(int argc, char *argv[])
             // Create the word salad by placing words into grid
             placedWords = createWordSalad(wordSalad, SALAD_SIZE, words, wordCount);
 
-            // TODO:
             // Check if all words were successfully placed
-            // Start the game if successful
-            // error message if some words couldn't be placed
+            if (placedWords == wordCount)
+            {
+                // All words placed successfully - start the game
+                printf("Successfully placed all %u words!\n", placedWords);
+                showWordSalad(wordSalad, SALAD_SIZE);
+                
+                // Start the graphical game
+                startGraphicalGame(wordSalad, SALAD_SIZE, words, wordCount);
+            }
+            else
+            {
+                // Some words couldn't be placed
+                fprintf(stderr, "Warning: Could only place %u out of %u words.\n", 
+                        placedWords, wordCount);
+                showWordSalad(wordSalad, SALAD_SIZE);
+                
+                // Start the game anyway with the words that were placed
+                startGraphicalGame(wordSalad, SALAD_SIZE, words, wordCount);
+            }
 
         }
         else

Start_Windows/game.c

@@ -2,22 +2,159 @@
 #include <time.h>
 #include <stdlib.h>
 #include <string.h>
+#include <stdio.h>
 
 #define MAX_RAND_TRIES_PER_WORD 10
 #define EMPTY_CHAR 0
 
-//TODO: Spiellogik implementieren:
-/* * Wörter aus der Wortliste zufällig horizontal oder vertikal platzieren
-   * restliche Felder mit zufälligen Buchstaben füllen */
+// Helper function to check if a word can be placed at a specific position
+static int canPlaceWord(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                       const char *word, unsigned int row, unsigned int col, 
+                       int horizontal, unsigned int searchFieldLen)
+{
+    unsigned int wordLen = strlen(word);
+    
+    if (horizontal)
+    {
+        // Check if word fits horizontally
+        if (col + wordLen > searchFieldLen)
+            return 0;
+            
+        // Check if all positions are empty or match the word
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            if (salad[row][col + i] != EMPTY_CHAR && salad[row][col + i] != word[i])
+                return 0;
+        }
+    }
+    else
+    {
+        // Check if word fits vertically
+        if (row + wordLen > searchFieldLen)
+            return 0;
+            
+        // Check if all positions are empty or match the word
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            if (salad[row + i][col] != EMPTY_CHAR && salad[row + i][col] != word[i])
+                return 0;
+        }
+    }
+    
+    return 1;
+}
+
+// Helper function to place a word at a specific position
+static void placeWord(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                     const char *word, unsigned int row, unsigned int col, 
+                     int horizontal)
+{
+    unsigned int wordLen = strlen(word);
+    
+    if (horizontal)
+    {
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            salad[row][col + i] = word[i];
+        }
+    }
+    else
+    {
+        for (unsigned int i = 0; i < wordLen; i++)
+        {
+            salad[row + i][col] = word[i];
+        }
+    }
+}
 
 // Creates the word salad by placing words randomly and filling empty spaces
-int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char words[][MAX_WORD_LEN], unsigned int wordCount)
+int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                    unsigned int searchFieldLen, 
+                    const char words[][MAX_WORD_LEN], 
+                    unsigned int wordCount)
 {
+    // Initialize random seed
+    srand(time(NULL));
     
+    // Initialize the grid with empty characters
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            salad[i][j] = EMPTY_CHAR;
+        }
+    }
+    
+    unsigned int placedWords = 0;
+    
+    // Try to place each word
+    for (unsigned int w = 0; w < wordCount; w++)
+    {
+        unsigned int wordLen = strlen(words[w]);
+        int placed = 0;
+        
+        // Skip empty words or words that are too long
+        if (wordLen == 0 || wordLen > searchFieldLen)
+            continue;
+        
+        // Try to place the word MAX_RAND_TRIES_PER_WORD times
+        for (int tries = 0; tries < MAX_RAND_TRIES_PER_WORD && !placed; tries++)
+        {
+            // Random direction: 0 = horizontal, 1 = vertical
+            int horizontal = rand() % 2;
+            
+            // Random position
+            unsigned int row = rand() % searchFieldLen;
+            unsigned int col = rand() % searchFieldLen;
+            
+            // Check if word can be placed
+            if (canPlaceWord(salad, words[w], row, col, horizontal, searchFieldLen))
+            {
+                placeWord(salad, words[w], row, col, horizontal);
+                placed = 1;
+                placedWords++;
+            }
+        }
+    }
+    
+    // Fill remaining empty spaces with random letters
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            if (salad[i][j] == EMPTY_CHAR)
+            {
+                salad[i][j] = 'A' + (rand() % 26);
+            }
+        }
+    }
+    
+    return placedWords;
 }
 
 // Prints the word salad to console
-void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen)
+void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], 
+                   unsigned int searchFieldLen)
 {
+    printf("\nWord Salad:\n");
+    printf("  ");
     
+    // Print column numbers
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        printf("%2u ", i);
+    }
+    printf("\n");
+    
+    // Print rows with row numbers
+    for (unsigned int i = 0; i < searchFieldLen; i++)
+    {
+        printf("%2u ", i);
+        for (unsigned int j = 0; j < searchFieldLen; j++)
+        {
+            printf("%2c ", salad[i][j]);
+        }
+        printf("\n");
+    }
+    printf("\n");
 }

Start_Windows/input.c

@@ -2,11 +2,38 @@
 #include <string.h>
 #include <ctype.h>
 
-// TODO:
-// eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.
-
 // Read words from file and store in 'words' array
 int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
 {
+    unsigned int wordCount = 0;
+    char line[MAX_LINE_LEN];
     
+    // Read file line by line
+    while (fgets(line, MAX_LINE_LEN, file) != NULL && wordCount < maxWordCount)
+    {
+        // Process each line to extract words separated by delimiters
+        char *token = strtok(line, " ,;\n\t\r");
+        
+        while (token != NULL && wordCount < maxWordCount)
+        {
+            // Convert word to uppercase and store it
+            unsigned int i = 0;
+            while (token[i] != '\0' && i < MAX_WORD_LEN - 1)
+            {
+                words[wordCount][i] = toupper((unsigned char)token[i]);
+                i++;
+            }
+            words[wordCount][i] = '\0';
+            
+            // Only count non-empty words
+            if (i > 0)
+            {
+                wordCount++;
+            }
+            
+            token = strtok(NULL, " ,;\n\t\r");
+        }
+    }
+    
+    return wordCount;
 }

Start_Windows/main.c

@@ -36,10 +36,26 @@ int main(int argc, char *argv[])
             // Create the word salad by placing words into grid
             placedWords = createWordSalad(wordSalad, SALAD_SIZE, words, wordCount);
 
-            // TODO:
             // Check if all words were successfully placed
-            // Start the game if successful
-            // error message if some words couldn't be placed
+            if (placedWords == wordCount)
+            {
+                // All words placed successfully - start the game
+                printf("Successfully placed all %u words!\n", placedWords);
+                showWordSalad(wordSalad, SALAD_SIZE);
+                
+                // Start the graphical game
+                startGraphicalGame(wordSalad, SALAD_SIZE, words, wordCount);
+            }
+            else
+            {
+                // Some words couldn't be placed
+                fprintf(stderr, "Warning: Could only place %u out of %u words.\n", 
+                        placedWords, wordCount);
+                showWordSalad(wordSalad, SALAD_SIZE);
+                
+                // Start the game anyway with the words that were placed
+                startGraphicalGame(wordSalad, SALAD_SIZE, words, wordCount);
+            }
 
         }
         else

todo.md

@@ -1,13 +0,0 @@
-## Todo
-#### game.c
-_Vorgegebene Anweisung:_
-Wörter aus der Wortliste zufällig horizontal oder vertikal plazieren, restliche Felder mit zufälligen Buchstaben füllen  
-#### input.c
-_Vorgegebene Anweisung:_  
-eine Funktion implementierenm die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt  
-=> Die Methode sollte Fertig sein, ist aber noch nicht getestet.
-#### main.c
-_Vorgegebene Anweisung:_  
-Check if all words were successfully placed  
-start the game if successfull  
-error message if some words couldn't be placed