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#include <stdio.h>
#include <string.h>
#include <common/ipc.cpp>
#include <common/socket.cpp>
#include <client/window.cpp>
#include <client/cursor.cpp>
#define NORMAL_MODE 0
#define INSERT_MODE 1
Socket io;
Window window;
Cursor cursor(window);
void update() {
int8_t msg[5];
msg[0] = OP_SHOW;
encode2(window.width, msg, 1);
encode2(window.height, msg, 3);
io.send(msg, 5);
io.recv(window.view, window.width * window.height);
io.recv(window.line_ends, window.height);
window.update();
cursor.update();
}
void move_left() {
int8_t mov[2];
mov[0] = OP_MOVE1;
mov[1] = -1;
io.send(mov, 2);
cursor.move_left();
}
void move_right() {
int8_t mov[2];
mov[0] = OP_MOVE1;
mov[1] = 1;
io.send(mov, 2);
cursor.move_right();
}
void delete_element() {
int8_t del;
del = OP_DELETE;
io.send(&del, 1);
cursor.move_left();
}
void insert_element(int input) {
int8_t ins[2];
ins[0] = OP_INSERT;
ins[1] = input;
io.send(ins, 2);
cursor.move_right();
}
int main(int argc, char *argv[]) {
io.connect();
int mode = NORMAL_MODE;
int quit = 0;
while (!quit) {
update();
int input = window.get_input();
if (mode == NORMAL_MODE) {
switch (input) {
case '':
quit = 1;
break;
case 'i':
mode = INSERT_MODE;
break;
case 'h':
move_left();
break;
case 'l':
move_right();
break;
}
} else {
switch (input) {
case '':
mode = NORMAL_MODE;
break;
case KEY_BACKSPACE:
delete_element();
break;
default:
insert_element(input);
}
}
}
return 0;
}
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