From e34fe9f2131b7a4c4d0f18ae7f346c8850bf66ab Mon Sep 17 00:00:00 2001
From: FReenen <git@finnvanreenen.nl>
Date: Sat, 13 Apr 2024 18:03:13 +0200
Subject: [PATCH] History: add to cmake and fix errors

---
 CMakeLists.txt    |  3 +++
 History/History.c | 50 ++++++++++++++++++++++++++++++++++-------------
 2 files changed, 39 insertions(+), 14 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 720145f..ee81a76 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,3 +9,6 @@ add_library(CMDListPrint CMDList/printList.c)
 # CLI
 add_library(CLI CLI/CLI.c)
 target_link_libraries(CLI CMDList FIFOBuffChar)
+
+# History
+add_library(history History/History.c)
diff --git a/History/History.c b/History/History.c
index d95b3b4..dfc771d 100644
--- a/History/History.c
+++ b/History/History.c
@@ -1,4 +1,4 @@
-#include "FIFOBuffChar.h"
+#include "history.h"
 
 #include <stdlib.h>
 #include <stddef.h>
@@ -6,11 +6,12 @@
 
 History_t* History_init()
 {
-	History_t* history = malloc(sizeof(FIFOBuffChar_t));
-	
+	History_t* history = malloc(sizeof(History_t));
+
 	if (history != NULL) {
 		history->FirstEl_p = NULL;
 		history->LastEl_p = NULL;
+		history->CurrEl_p = NULL;
 		history->size = 0;
 	}
 
@@ -27,7 +28,7 @@ int History_deinit(History_t* history)
 		History_element_t* el = history->FirstEl_p;
 		while (el != NULL)
 		{
-			FIFOBuffChar_element_t* nextEl = el->nextEl;
+			History_element_t* nextEl = el->nextEl_p;
 			free(el);
 			el = nextEl;
 		}
@@ -47,8 +48,8 @@ int History_put(History_t *history, char* line)
 		if (history->FirstEl_p != NULL)
 		{
 			history->FirstEl_p->line = line;
-			history->FirstEl_p->prev_p = NULL;
-			history->FirstEl_p->next_p = NULL;
+			history->FirstEl_p->prevEl_p = NULL;
+			history->FirstEl_p->nextEl_p = NULL;
 
 			history->LastEl_p = history->FirstEl_p;
 			history->size = 1;
@@ -65,8 +66,8 @@ int History_put(History_t *history, char* line)
 		History_element_t* el = malloc(sizeof(History_element_t));
 		if (el != NULL)
 		{
-			el->character = i;          // "value" to "character"
-			el->PrevEl_p = history->LastEl_p;
+			el->line = line;
+			el->prevEl_p = history->LastEl_p;
 			el->nextEl_p = NULL;
 			history->LastEl_p->nextEl_p = el;
 			history->LastEl_p = el;
@@ -86,7 +87,7 @@ int History_put(History_t *history, char* line)
 	if (retCode >= 0)
 	{
 		// reset current pointer
-		history->currEl_p = NULL;
+		history->CurrEl_p = NULL;
 	}
 
 	return retCode;
@@ -95,18 +96,39 @@ int History_put(History_t *history, char* line)
 int History_getPrev(History_t* history, char** line)
 {
 	int retCode;
-	if (history->currEl_p != NULL)
+	if (history->CurrEl_p == NULL)
 	{
-		history->currEl_p = history->LastEl_p;
+		history->CurrEl_p = history->LastEl_p;
 	}
 	else
 	{
-		history->currEl_p = history->currEl_p->PrevEl_p;
+		history->CurrEl_p = history->CurrEl_p->prevEl_p;
 	}
 
-	if (history->currEl_p != NULL)
+	if (history->CurrEl_p != NULL)
 	{
-		*line = history->currEl_p->line;
+		*line = history->CurrEl_p->line;
+		retCode = 0;
+	}
+	else
+	{
+		*line = NULL;
+		retCode = -1;
+	}
+	return 0;
+}
+
+int History_getNext(History_t* history, char** line)
+{
+	int retCode;
+	if (history->CurrEl_p != NULL)
+	{
+		history->CurrEl_p = history->CurrEl_p->nextEl_p;
+	}
+
+	if (history->CurrEl_p != NULL)
+	{
+		*line = history->CurrEl_p->line;
 		retCode = 0;
 	}
 	else