From c0c567c7ae27259f6d24495396c044655523c483 Mon Sep 17 00:00:00 2001
From: Aadhavan Srinivasan <aadhavan@twomorecents.org>
Date: Tue, 28 Mar 2023 10:27:41 -0500
Subject: [PATCH] Added helper function to read file into string

---
 main.c | 46 ++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 42 insertions(+), 4 deletions(-)

diff --git a/main.c b/main.c
index 19b6634..829eb4d 100644
--- a/main.c
+++ b/main.c
@@ -1,25 +1,63 @@
 #include "message.h"
 #include "user.h"
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 
+int num_of_lines(char* filename);
+char* file_to_string(char* filename);
 
-int main() {
 
-	User[num_of_lines("user_file.txt")] users;
+int main() {
 
-	FILE* fp = fopen("user_file.txt", "w+");
+	int num_users = num_of_lines("user_file.txt"); 
+	
+	/* Structure of user file - <username> <password> on every line */
 	
+	char* file_str = file_to_string("user_file.txt");
+
+	char* token = malloc(sizeof(char) * 30);
+	User users[num_users];
+
+	token = strtok(file_str," \r\n");
 
-	Message message = new_message("Hello, this is a text message",user1,user2);
+	for (int i=0;i<num_users;i++) {
+		users[i].username = token;
+		token = strtok(NULL," \r\n");
+		users[i].password = token;		
+		token = strtok(NULL," \r\n");
+	}
+
+	Message message = new_message("Hello, this is a text message",users[0],users[1]);
 
 	printf("Message was: %s\nSentfrom: %s\nSent to: %s\nSent at: %s\n",message.text,message.sender.username,message.recipient.username,asctime(&message.timeinfo));
+}
+
+
 
 
 
+char* file_to_string(char* filename) {
+	FILE* fp = fopen(filename,"r");
+
+	fseek(fp,0,SEEK_END);
+	long file_size = ftell(fp);
+	rewind(fp);
+
+	char* buffer = calloc(sizeof(char),file_size+1);
+
+	fread(buffer,1,file_size,fp);
+
+	fclose(fp);
+
+	return buffer;
+	
 }
 
 
 
+
+
 /* Finds the number of lines in a file (Which MUST end in a new-line, if the last
    line is to be counted) */