#include "jstring.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

JaggerString* JaggerString_create() {
    JaggerString* instance = (JaggerString*)malloc(sizeof(JaggerString));
    instance->next = NULL;
    instance->len_str = NEW;
    instance->size_str = NEW;
    instance->index_str = NEW;
    instance->status_str = NEW;
    instance->sep_str = NEW;
    instance->letter = NULL;
    return instance;
}

void JaggerString_destroy(JaggerString* instance) {
    JaggerString* current = instance;
    while (current != NULL) {
        JaggerString* next = current->next;
        free(current);
        current = next;
    }
}

JaggerString* JaggerString_get_new_instance() {
    return JaggerString_create();
}

void JaggerString_push(JaggerString* instance, const char* string) {
    char* str = (char*)malloc(strlen(string) + 1);
    JaggerString* current = instance;
    strcpy(str, string);
    size_t str_size = strlen(string);
    char* word = strtok(str, " ");
    while (word != NULL) {
        size_t word_size = strlen(word);
        for (size_t i = 0; i < word_size; ++i) {
            if (current->status_str == NEW) {
                current->status_str = WORD_START;
                current->sep_str = STR_START;
                current->len_str = str_size;
                current->size_str = 1;
                current->letter = word + i;
                current->index_str = 0;
            } else {
                current->status_str = (i == word_size - 1) ? WORD_END : WORD;
                current->sep_str = (i == 0) ? STR_START : STR;
                current->len_str = str_size;
                current->size_str = 1;
                current->letter = word + i;
                current->index_str = i;
            }
            if (i < word_size - 1) {
                current->next = JaggerString_create();
                current = current->next;
            }
        }
        word = strtok(NULL, " ");
        if (word != NULL) {
            current->next = JaggerString_create();
            current = current->next;
        }
    }
    free(str);
}

void JaggerString_remove(JaggerString* instance, const char* string) {
    // Implementiere die Logik zum Entfernen eines Strings
}

const char* JaggerString_get_index(JaggerString* instance, size_t index) {
    // Implementiere die Logik zum Abrufen eines Strings an einem bestimmten Index
    return NULL;
}

const char* JaggerString_get_exact(JaggerString* instance, size_t start, size_t end) {
    // Implementiere die Logik zum Abrufen eines exakten Substrings
    return NULL;
}

const char* JaggerString_get(JaggerString* instance) {
    static char result[1024]; // Annahme: Der resultierende String ist nicht länger als 1024 Zeichen
    result[0] = '\0';
    JaggerString* current = instance;

    while (current != NULL) {
        if (current->sep_str == STR_START) {
            strcat(result, " ");
        }
        if (current->sep_str == WORD_START) {
            strcat(result, " ");
        }
        strncat(result, current->letter, 1);
        if (current->sep_str == WORD_END) {
            strcat(result, " ");
        }
        if (current->sep_str == STR_END) {
            strcat(result, " ");
        }
        current = current->next;
    }

    // Entferne führende und nachfolgende Leerzeichen
    if (result[0] == ' ') {
        memmove(result, result + 1, strlen(result));
    }
    if (result[strlen(result) - 1] == ' ') {
        result[strlen(result) - 1] = '\0';
    }

    return result;
}

void JaggerString_replace(JaggerString* instance, size_t index_1, size_t index_2) {
    // Implementiere die Logik zum Ersetzen von Strings
}

size_t JaggerString_get_len(JaggerString* instance) {
    return instance->len_str;
}

size_t JaggerString_get_size(JaggerString* instance, size_t index) {
    // Implementiere die Logik zum Abrufen der Größe eines Strings an einem bestimmten Index
    return 0;
}

size_t JaggerString_get_size_full(JaggerString* instance) {
    size_t total_size = 0;
    JaggerString* current = instance;
    while (current != NULL) {
        total_size += current->size_str;
        current = current->next;
    }
    return total_size;
}

size_t JaggerString_get_status(JaggerString* instance) {
    return instance->status_str;
}