From a059611982ee2a20728fce373fd0ea909a5488df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexe=C3=AF=20KADIR?= <alexei.kadir@gmail.com>
Date: Thu, 15 Feb 2024 00:44:40 +0100
Subject: [PATCH] Added a function to delete a directory

---
 src/entry.c | 31 +++++++++++++++++++++++++
 src/utils.c | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/utils.h | 11 +++++----
 3 files changed, 103 insertions(+), 4 deletions(-)

diff --git a/src/entry.c b/src/entry.c
index 0c20bbf..474d2bf 100644
--- a/src/entry.c
+++ b/src/entry.c
@@ -70,6 +70,37 @@ bool entry_exists(const char* entry) {
 	return true;
 }
 
+bool create_entry(const char* entry) {
+	char* entry_path = get_entry_path(entry);
+	if (entry_path == NULL)
+		return false;
+
+	// Create the entry directory
+	int result = mkdir(entry_path, 0755);
+
+	// Free the entry path
+	free(entry_path);
+
+	if (result != 0)
+		return false;
+
+	return true;
+}
+
+bool delete_entry(const char* entry) {
+	char* entry_path = get_entry_path(entry);
+	if (entry_path == NULL)
+		return false;
+
+	// Delete the entry directory
+	bool result = delete_directory(entry_path);
+
+	// Free the entry path
+	free(entry_path);
+
+	return result;
+}
+
 uint64_t get_available_space(void) {
 	char* entries_path = get_entries_path();
 	if (entries_path == NULL)
diff --git a/src/utils.c b/src/utils.c
index ae84449..2e13013 100755
--- a/src/utils.c
+++ b/src/utils.c
@@ -9,6 +9,7 @@
 #include <dirent.h>
 #include <sys/wait.h>
 #include <sys/types.h>
+#include <sys/stat.h>
 
 char* format(const char* fmt, ...) {
 	va_list args;
@@ -269,3 +270,67 @@ int execute(char** stdout_buffer, char** stderr_buffer, const char* file, ...) {
 	return WIFEXITED(status) ? WEXITSTATUS(status) : -1;
 }
 
+bool delete_directory(const char* directory) {
+	// Open the directory
+	DIR* dir = opendir(directory);
+	if (dir == NULL) {
+		log_msg(LOG_ERROR, "Failed to open directory '%s'.", directory);
+		return false;
+	}
+
+	// Iterate over the directory entries
+	struct dirent* entry;
+	while ((entry = readdir(dir)) != NULL) {
+		// Skip . and ..
+		if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0)
+			continue;
+
+		// Combine the directory path with the entry name
+		char* entry_path = format("%s/%s", directory, entry->d_name);
+		if (entry_path == NULL) {
+			log_msg(LOG_ERROR, "Failed to allocate memory for the entry path.");
+			closedir(dir);
+			return false;
+		}
+
+		// Check if the entry is a directory
+		struct stat statbuf;
+		int result = stat(entry_path, &statbuf);
+		if (result != 0) {
+			log_msg(LOG_ERROR, "Failed to get information about entry '%s'.", entry_path);
+			free(entry_path);
+			closedir(dir);
+			return false;
+		}
+
+		if (S_ISDIR(statbuf.st_mode)) {
+			// Delete the directory
+			if (!delete_directory(entry_path)) {
+				free(entry_path);
+				closedir(dir);
+				return false;
+			}
+		} else {
+			// Delete the file
+			if (unlink(entry_path) != 0) {
+				log_msg(LOG_ERROR, "Failed to delete entry '%s'.", entry_path);
+				free(entry_path);
+				closedir(dir);
+				return false;
+			}
+		}
+
+		free(entry_path);
+	}
+
+	// Close the directory
+	closedir(dir);
+
+	// Delete the directory
+	if (rmdir(directory) != 0) {
+		log_msg(LOG_ERROR, "Failed to delete directory '%s'.", directory);
+		return false;
+	}
+
+	return true;
+}
diff --git a/src/utils.h b/src/utils.h
index 2494a4f..c8df5d4 100755
--- a/src/utils.h
+++ b/src/utils.h
@@ -1,5 +1,8 @@
 #pragma once
 
+#include <stdbool.h>
+#include <stdint.h>
+
 /// @brief The log levels.
 typedef enum {
 	LOG_DEBUG,
@@ -28,7 +31,7 @@ void log_msg(LogLevel level, const char* fmt, ...);
 /// @return The exit code of the command.
 int execute(char** stdout_buffer, char** stderr_buffer, const char* file, ...);
 
-/// @brief Returns a list of the files in the specified directory.
-/// @param directory The directory to list.
-/// @return The list of files in the specified directory. The caller is responsible for freeing the returned array and strings. This function can return NULL.
-char** list_files(const char* directory);
+/// @brief Deletes the specified directory and all its contents.
+/// @param directory The directory to delete.
+/// @return true if the directory was deleted, otherwise false.
+bool delete_directory(const char* directory);