/**
 * @file util.c
 * @author Onyx and Iris (code@onyxandiris.online)
 * @brief Utility functions.
 * @version 0.10.0
 * @date 2024-07-06
 *
 * @copyright Copyright (c) 2024
 * https://github.com/onyx-and-iris/vmrcli/blob/main/LICENSE
 */

#include <stdio.h>
#include <string.h>
#include "util.h"

/**
 * @brief Removes the last part of a path
 *
 * @param fullpath
 */
void remove_last_part_of_path(char *fullpath)
{
    char *p;

    if ((p = strrchr(fullpath, '\\')) != NULL)
    {
        *p = '\0';
    }
}

/**
 * @brief Converts Voicemeeter's kind into a string.
 *
 * @param s Pointer to a character buffer receiving the kind
 * @param kind The kind of Voicemeeter.
 * @param n Maximum number of characters to be written to the buffer
 * @return char* String representation of the kind of Voicemeeter.
 */
char *kind_as_string(char *s, int kind, int n)
{
    static const char *kinds[] = {
        "Basic",
        "Banana",
        "Potato",
        "Basic x64",
        "Banana x64",
        "Potato x64",
    };
    snprintf(s, n, kinds[kind - 1]);
    return s;
}

/**
 * @brief Converts Voicemeeter's version into a string.
 *
 * @param s Pointer to a character buffer receiving the version
 * @param v Unprocessed version as a long int
 * @param n Maximum number of characters to be written to the buffer
 * @return char* String representation of the Voicemeeter version
 */
char *version_as_string(char *s, long v, int n)
{
    long v1 = (v & 0xFF000000) >> 24,
         v2 = (v & 0x00FF0000) >> 16,
         v3 = (v & 0x0000FF00) >> 8,
         v4 = (v & 0x000000FF);
    snprintf(s, n, "%i.%i.%i.%i", (int)v1, (int)v2, (int)v3, (int)v4);
    return s;
}

/**
 * @brief Is the current input a comment
 *
 * @param s Pointer to the current input
 * @return true
 * @return false
 */
bool is_comment(char *s)
{
    return s[0] == '#';
}

/**
 * @brief Searches the quickcommands array for a quickcommand
 * corresponding to the command_key.
 *
 * @param command_key The key used to search for the quickcommand
 * @param quickcommands Pointer to an array of quickcommands
 * @param n The number of quickcommands
 * @return struct quickcommand* Pointer to the found quickcommand
 * May return NULL if quickcommand not found.
 */
struct quickcommand *command_in_quickcommands(const char *command_key, const struct quickcommand *quickcommands, int n)
{
    for (int i = 0; i < n; i++)
    {
        if (strcmp(command_key, quickcommands[i].name) == 0)
        {
            return (struct quickcommand *)(quickcommands + i);
        }
    }
    return NULL;
}