2023-2-WS_group_project_the-hamsters/src/main/c/hangman.c

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <unistd.h>

void protokoll();
void clear_screen();
void willkommen();
int namePruefen();
void nameWaehlen();
void startauswahl();
void nameAusgeben();
void levelauswahl();
void hauptSpiel(int level);
void zeichne_galgen(int versuche);
void add_guessed_letter(char* guessed_letters, char guessed_letter);
char eingabe_buchstabe();
void lade_secret_word(char* secret_word, int level, char* path);
void show_letters(char secret_word[100], char guessed_letters[100]);
int letter_in_secret_word(char guessed_letter, char secret_word[100]);
int has_won(char secret_word[100], char guessed_letters[100]);
void level_plus();
int overlay();

void protokoll(){
	clear_screen();
	willkommen();
	namePruefen();
	startauswahl();
}

void clear_screen() {
    system("clear");
	// system("cls"); // fuer Windows
	// system("clear"); // fuer UNIX/Linux
}

void willkommen(){
	char ENTERtxt[] = {"-Druecke ENTER zum starten-\n"};
	
	overlay();
	printf("%s", ENTERtxt);
	getchar();
}

int namePruefen() {
    char KonfDatei[100];
	int laengeKonfDatei = 0;
	
    FILE *fp = NULL;
    fp = fopen("hangman.txt", "r");

    if (fp == NULL) {
        printf("Fehler beim Öffnen der Konfigurationsdatei\n");
        return 1;
    } else {
		fscanf(fp, "%s", KonfDatei);								//Inhalt der KonfDatei wird ins Array gelesen
		
		while(KonfDatei[laengeKonfDatei] != 0){						//Laenge der KonfDatei wird ermittelt
			laengeKonfDatei++;
		}
		
		if(laengeKonfDatei > 14){									//mit der Laenge wird geschaut, ob ein Name gespeichert ist oder nicht
			fclose(fp);
			return 0;
		} else {
			printf("Sieht aus, als haettest du noch keinen Namen :(\n");
			nameWaehlen();
			fclose(fp);
			return 0;
		}
	}
    fclose(fp);
}

void nameWaehlen(){
	char name[50];

	FILE *fp = NULL;
    fp = fopen("hangman.txt", "w");
	
	clear_screen(); //
	overlay();
    printf("Geben Sie den Namen ein: ");
    scanf("%s", name);    

    char KonfDatei[100];
    snprintf(KonfDatei, sizeof(KonfDatei), "name:%s,level:01", name);

	fprintf(fp, "%s", KonfDatei);
	fclose(fp);
}

void startauswahl() {	
	int auswahl;
	int modus;
	
	clear_screen(); //
	overlay();
	printf("Willkommen ");
	nameAusgeben();
	printf("[1] Spielen\n[2] Namen aendern\n");
	scanf("%d", &auswahl);
	
    if(auswahl == 1){
		levelauswahl();
	} else if (auswahl == 2){
		nameWaehlen();
	} else {
		printf("Eingabe ungueltig");
	}
}

void nameAusgeben(){
	char KonfDatei[100];
	char name[50];
	int i = 5;
	int zaehler = 0;
	int nullt;
	
	FILE *fp = NULL;
    fp = fopen("hangman.txt", "r");
	
	fscanf(fp, "%s", KonfDatei);
	while(KonfDatei[i] != ','){
		zaehler++;
		i++;
	}
	nullt = zaehler;
	while(zaehler != 0){
		name[--zaehler] = KonfDatei[--i];
	}
	
	i = 0;
	while(name[i] != 0){
		i++;
	}
	
	name[nullt] = '\0';
	printf("%s\n", name);
	
	fclose(fp);
}

void levelauswahl(){
	char levelstr[3];
	char KonfDatei[100];
	int level;
	int i = 0;
	
	clear_screen(); //
	overlay();
	
	FILE *fp = NULL;
    fp = fopen("hangman.txt", "r");
	
	fscanf(fp, "%s", KonfDatei);
	while(KonfDatei[i] != 0){
		i++;
	}
	levelstr[0] = KonfDatei[i-2];
	levelstr[1] = KonfDatei[i-1];
	levelstr[2] = '\0';
	level = atoi(levelstr);
	hauptSpiel(level);
	fclose(fp);
}

void hauptSpiel(int level){
	char secret_word[100];
	int versuche = 0;
	char guessed_letter;
	char guessed_letters[100];
	char path[] = "hangman_words.txt";
	int result;
	int won = 0;
	
	lade_secret_word(secret_word, level, path);
	
	while (versuche < 6 && won == 0) {
		zeichne_galgen(versuche);
		show_letters(secret_word, guessed_letters);
		guessed_letter = eingabe_buchstabe();
		result = letter_in_secret_word(guessed_letter, secret_word);
		if (result == 0){
			add_guessed_letter(guessed_letters, guessed_letter);
		}
		else {
			versuche++;
		}
		won = has_won(secret_word, guessed_letters);
	}
	if (won == 1){
		level_plus();
	}
}

void zeichne_galgen(int versuche) {
    clear_screen();
    printf("Galgenmann!\n");
	printf("v.1.0.2\n\n");

    switch(versuche) {
        case 0:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |\n");
            printf("  |\n");
            printf("  |\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        case 1:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |       O\n");
            printf("  |\n");
            printf("  |\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        case 2:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |       O\n");
            printf("  |       |\n");
            printf("  |\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        case 3:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |       O\n");
            printf("  |      /|\n");
            printf("  |\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        case 4:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |       O\n");
            printf("  |      /|\\\n");
            printf("  |\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        case 5:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |       O\n");
            printf("  |      /|\\\n");
            printf("  |      /\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        case 6:
            printf("   _______\n");
            printf("  |       |\n");
            printf("  |       O\n");
            printf("  |      /|\\\n");
            printf("  |      / \\\n");
            printf("  |\n");
            printf("__|_________\n\n\n\n");
            break;
        default:
            break;
    }
}

void add_guessed_letter(char* guessed_letters, char guessed_letter){
	for (int i = 0; i < strlen(guessed_letters); i++){
		if (guessed_letters[i] == guessed_letter){
			return;
		}
	}
	guessed_letters[strlen(guessed_letters)] = guessed_letter;
	guessed_letters[strlen(guessed_letters) + 1] = '\0';
}

char eingabe_buchstabe(){
		char guess;
		scanf(" %c", &guess);
        guess = tolower(guess);
		return guess;
}

void lade_secret_word(char* secret_word, int level, char* path){
	FILE *file = fopen(path, "r");
	int count = 0;
	if ( file != NULL )
	{
		char line[100]; /* or other suitable maximum line size */
		while (fgets(line, sizeof line, file) != NULL) /* read a line */
		{
			if (count == level)
			{
				strcpy(secret_word, line);
				secret_word[strlen(secret_word) - 1] = '\0';
				return;
			}
			else
			{
				count++;
			}
		}
		fclose(file);
	}
}

void show_letters(char secret_word[100], char guessed_letters[100]){
	printf("Erratene Buchstaben: ");
	for(int i = 0; i < strlen(secret_word); i++) {
		if(strchr(guessed_letters, secret_word[i])){
			printf("%c ", secret_word[i]);
		}
		else{
			printf("_ ");
		}
	}
	printf("\n");
}

int letter_in_secret_word(char guessed_letter, char secret_word[100]){
	for(int i = 0; i < strlen(secret_word); i++){
		if(guessed_letter == secret_word[i]){
			return 0;
		}
	}
	return 1;
}

int has_won(char secret_word[100], char guessed_letters[100]){
	int occured;
	for (int i = 0; i < strlen(secret_word); i++){
		occured = 0;
		for (int k = 0; k < strlen(guessed_letters); k++){
			if (secret_word[i] == guessed_letters[k]){
				occured = 1;
			}
		}
		if (occured == 0){
			return 0;
		}
	}
	return 1;
}

void level_plus(){
	char KonfDatei[100];
	char levelstr[3];
	int i = 0;
	
	FILE *fp = NULL;
    fp = fopen("hangman.txt", "r+");
	fscanf(fp, "%s", KonfDatei);
	
	while(KonfDatei[i] != 0){
		i++;
	}
	levelstr[0] = KonfDatei[i-2];
	levelstr[1] = KonfDatei[i-1];
	levelstr[2] = '\0';
	if (levelstr[1] == '9'){
		KonfDatei[i-2]++;
		KonfDatei[i-1] = '0'; 
	} else {
		KonfDatei[i-1]++; 
	}
	fclose(fp);
    fp = fopen("hangman.txt", "w");
	fprintf(fp, "%s", KonfDatei);
	fclose(fp);
}

int overlay(){
	char hangmanArt[10][41] = {
        "   _______    ",
        "  |       |   ",
        "  |		   ",
        "  |		   ",
        "  |		   ",
        "  |		   ",
        "__|_________\n"
    };
	
	printf("Galgenmann!\n");
	printf("v.1.0.2\n\n");


	for (int i = 0; i < 9; i++) {
       printf("%s\n", hangmanArt[i]);
   }
   return 0;
}