Integrate treap into the code

main.cpp

@@ -4,6 +4,8 @@
 #include <vector>
 #include <fstream>
 
+#include "treap.hpp"
+
 using std::string;
 using std::vector;
 
@@ -12,15 +14,16 @@ enum mode_type { insert, normal };
 
 
 // Global variables
-vector<string> file(0);
+treap file;
 int row = 0, col = 0;
 
 // Accessing the file
-char get(int r, int s) { return file[r][s]; }
-void set(int r, int s, char ch) { file[r][s] = ch; }
-string get_line(int r) { return file[r]; }
-void add_line(int r) { file.insert(file.begin() + r, ""); }
-void remove_line(int r) { file.erase(file.begin() + r); }
+string get_line(int r) { return file.find(r)->text; }
+char get(int r, int s) { return get_line(r)[s]; }
+void set(int r, int s, char ch) { file.find(r)->text[s] = ch; }
+void add_line(int r, string text = "") { file.insert(r, text); }
+void remove_line(int r) { file.remove(r); }
+
 
 // For normal mode not to write to terminal
 void step_back() {
@@ -36,9 +39,10 @@ bool load(string filename) {
 	std::ifstream infile(filename);
 	if(!infile.good())
 		return 1;
+
 	string line;
 	while (std::getline(infile, line))
-		file.push_back(line);
+		file.insert(file.size(), line);
 	return 0;
 }
 
@@ -47,8 +51,8 @@ bool save(string filename) {
 	std::ofstream outfile(filename);
 	if(!outfile.good())
 		return 1;
-	for(string line : file)
-		outfile << line << std::endl;
+	for(int i = 0; i < file.size(); ++i)
+		outfile << get_line(i) << std::endl;
 	return 0;
 }
 
@@ -57,7 +61,7 @@ void print_file() {
 	clear();
 	for(int i = 0; i < file.size(); i++) {
 		move(i, 0);
-		adds(file[i]);
+		adds(get_line(i));
 	}
 	move(row, col);
 }
@@ -102,7 +106,7 @@ void move_cursor(char ch) {
 			break;
 
 		case 'l':
-			if(col < file[row].size())
+			if(col < get_line(row).size())
 				move(row, ++col);
 			break;
 	}