#ifndef UTILS_H
#define UTILS_H

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <dirent.h>
#include <sys/stat.h>
#include <unistd.h>
#include <ftw.h>
#include <pwd.h>
#include <ncurses.h>
#include <ctype.h>
#include <sys/wait.h>
#include <limits.h>
#include <cjson/cJSON.h>
#include <regex.h>
#include <errno.h> 
#include <time.h>
#include <ftw.h>
#define BUFFER_SIZE 256 //standard buffer size.
// the three supported values are "daily" "weekly" and "monthly" (for months we use the avarage lenght of a month in a non leap year). All values were calculated on my loyal TI-30 ECO RS
#define DAILY 86400
#define WEEKLY 604800
#define MONTHLY 2628000 // calculated from the average lenght of a non leap year
#define debug(message, ...) \
    _debug(shouldDebug, __FILE__, __LINE__, __func__, message, ##__VA_ARGS__)
#define altDebug(message, ...) \
    _altDebug(shouldDebug, message, ##__VA_ARGS__)
#define error(condition, type, message, ...) \
  _error(shouldDebug, condition, type, __FILE__, __LINE__, __func__, message, ##__VA_ARGS__)
// you must edit this two values if you want to add suport for an editor
extern const char *supportedEditor[]; // array of supported editors
extern const int numEditors; // number of supported editors


//compares two strings alphabetically.
//this function is used for qsort
int compareString(const void *a, const void *b);
// compares two strings in reversed alphabetical order
// this function is used for qsort
int reverseCompareString(const void *a, const void *b);
// this basically checks all the dirs from your path for the editor. This is a safety check.
// If the executable from an editor is not the editor name (for example neovim and nvim), you must handle at the start of the function.
int doesEditorExist(char *editorToCheck, int debug);
// please use the macro debug instead of _debug.
//formated debugging.
void _debug(const int d, const char *file, const int line, const char *function, const char *message, ...);
//use for less formal debuggin. (usefull if enumerating or making a list).
void _altDebug(const int d, const char *message, ...);
// formated error.
void _error(const int shouldDebug, const int condition, const char *type, const char *file, const int line, const char *function, const char *message, ...);
// Returns 1 if the string is in the array.
// Returns 0 if the string is not in the array.
// If you want to only check the first n elements of the array, pass n as len.
int isStringInArray(const char *string, const char **array, const int len);
// initialize the cache directory and creates (if it doesn't already exists) the config file
void initAppFilesAndDirs(const char *home, const int shouldDebug);
// returns 1 if the string is in the file.
// returns 0 if the string is not in the file.
int isStringInFile(const char *path, const char *string, const int shouldDebug);
void appendToFile(const char *path, const char *string, const int shouldDebug);
// replace unwanted chars by '_'.
// '.' is replaced if it is only the first two chars
void sanitize(char *string);
//from https://stackoverflow.com/a/5467788.
//deletes an entire directory. Use with parsimony and carefullness.
int rmrf(char *path, int shouldDebug);
// Inputs are the path to the file, the editor to open and some rendering option.
// render: if we render the .md file with Vivify.
// shouldJumpToEndOfFile: if we put the cursor at the end of the file when opening.
// The program resumes when the editor is closed.
int openEditor(char *path, char *editor, int render, int shouldJumpToEndOfFile, int debug);
// see https://pubs.opengroup.org/onlinepubs/7908799/xsh/strftime.html? for formats.
// returns a string (buffered at 256 chars).
// you should not forgot to free this string as it is in the heap.
char *getFormatedTime(char *format, int shouldDebug);
/* Caclulates if we need to do another backup (by reading ~/.cache/NoteWrapper/backupTime.txt.
If need launches in the background rsync to do the backuping.*/
void handleBackups(const char *pathOfVaults, const char *pathOfBackup, const char *homeDir, const int interval, const int shouldDebug);
#endif