From e8ed8b031964485907fa22232919899df6d1dd17 Mon Sep 17 00:00:00 2001
From: bjoernf <bjoern.foersterling@web.de>
Date: Sun, 17 Sep 2023 10:27:52 +0200
Subject: [PATCH] default to printing 5 events and added option -a

---
 src/cli_arg_parsing.c | 26 +++++++++++++++-----------
 src/cli_arg_parsing.h |  2 +-
 src/list_handling.c   | 10 +++++++++-
 src/list_handling.h   |  2 +-
 src/main.c            |  6 ++++--
 5 files changed, 30 insertions(+), 16 deletions(-)

diff --git a/src/cli_arg_parsing.c b/src/cli_arg_parsing.c
index c85ab56..4c3404d 100644
--- a/src/cli_arg_parsing.c
+++ b/src/cli_arg_parsing.c
@@ -6,13 +6,14 @@
 #include <string.h>
 
 void usage() {
+	printf ("-a\t\t\tshow all upcoming events (default is 5 events)\n");
 	printf ("-f [FILE PATH]\t\tspecify ics file path\n");
 	printf ("-h\t\t\tprint this help\n");
 	printf ("-i\t\t\tinsert an event\n");
 	exit(0);
 }
 
-void get_cli_args(int argc, char **argv, char **file_name) {
+void get_cli_args(int argc, char **argv, char **file_name, int *show_all_events) {
 	int opt = 0;
 
 	memset(file_name, '\0', strlen(*file_name));
@@ -27,17 +28,20 @@ void get_cli_args(int argc, char **argv, char **file_name) {
 	  exit(1);
 	}
 
-	while ((opt = getopt(argc, argv, "f:hi")) != -1) {
+	while ((opt = getopt(argc, argv, "f:ahi")) != -1) {
     	switch(opt) {
-		  case 'f':
-		  *file_name = optarg;
-		  break;
-		  case 'h':
-		  usage();
-		  break;
-		  case 'i':
-		  insert_event(*file_name);
-		  break;
+			case 'a':
+			*show_all_events = 1;
+			break;
+			case 'f':
+			*file_name = optarg;
+			break;
+			case 'h':
+			usage();
+			break;
+			case 'i':
+			insert_event(*file_name);
+			break;
     	}
 	}
 }
diff --git a/src/cli_arg_parsing.h b/src/cli_arg_parsing.h
index eb496de..f5524cf 100644
--- a/src/cli_arg_parsing.h
+++ b/src/cli_arg_parsing.h
@@ -2,4 +2,4 @@
 
 void usage();
 
-void get_cli_args(int argc, char **argv, char **file_name);
+void get_cli_args(int argc, char **argv, char **file_name, int *show_all_events);
diff --git a/src/list_handling.c b/src/list_handling.c
index 353d704..3e4a824 100644
--- a/src/list_handling.c
+++ b/src/list_handling.c
@@ -46,12 +46,20 @@ void free_list(struct event *head)
     }
 }
 
-void print_upcoming(struct event *head, char current_start_date[]) {
+void print_upcoming(struct event *head, char current_start_date[], int show_all_events) {
+	int i = 0;
 	while (head != NULL) {
 		if (strcmp(head->start_date, current_start_date) >= 0) {
 			pretty_print_date_time(head->start_date);
 			print_end_date(head->end_date, head->start_date);
 			printf("\n%s\n", head->summary);
+
+			if (!show_all_events) {
+				i++;
+				if (i > 4)
+					break;
+			}
+
 			if (head->next != NULL)
 				printf("\n");
 		}
diff --git a/src/list_handling.h b/src/list_handling.h
index fde08bd..c130cec 100644
--- a/src/list_handling.h
+++ b/src/list_handling.h
@@ -10,4 +10,4 @@ struct event {
 void print_list(struct event *head);
 void sorted_insert(struct event **head, char start_date[], char end_date[], char summary[]);
 void free_list(struct event *head);
-void print_upcoming(struct event *head, char current_date[]);
+void print_upcoming(struct event *head, char current_date[], int show_all_events);
diff --git a/src/main.c b/src/main.c
index 14ab12a..a03bda4 100644
--- a/src/main.c
+++ b/src/main.c
@@ -14,7 +14,9 @@
 
 int main(int argc, char **argv) {
 	char *ics_path = "";
-	get_cli_args(argc, argv, &ics_path);
+	int show_all_events = 0;
+
+	get_cli_args(argc, argv, &ics_path, &show_all_events);
 
 	char my_event[8192] = "";
 
@@ -42,7 +44,7 @@ int main(int argc, char **argv) {
 		memset(my_event, '\0', sizeof(my_event));
 	}
 
-	print_upcoming(head, current_date);
+	print_upcoming(head, current_date, show_all_events);
 
 	free_list(head);