ref: 61ff1f6dff36379a89ebba09c2466afea43317f4
dir: /nordle.c/
#include <u.h>
#include <libc.h>
#include <bio.h>
#include <ctype.h>
#include <thread.h>
#include <draw.h>
#include <mouse.h>
#include <keyboard.h>
enum
{
BACK,
TEXT,
BORD,
WPOS,
RPOS,
NONE,
NCOLS,
};
enum
{
Maxwords = 4096,
Padding = 4,
};
enum
{
Mnewgame,
Mexit,
};
char *menu3str[] = { "new game", "exit", nil };
Menu menu3 = { menu3str };
Mousectl *mc;
Keyboardctl *kc;
Font *lfont;
Font *kfont;
Image *cols[NCOLS];
Point ls;
Point l0;
Point k0;
char *words[Maxwords];
int nwords;
char *word;
int lcount;
int lnum;
char lines[5][6];
int tried[26];
int done;
int won;
int
validword(char *w)
{
if(strlen(w) != 5)
return 0;
while(*w){
if(*w < 'a' || *w > 'z')
return 0;
w++;
}
return 1;
}
void
readwords(char *filename)
{
Biobuf *bp;
char *s;
int l;
bp = Bopen(filename, OREAD);
if(bp == nil)
sysfatal("Bopen: %r");
nwords = 0;
for(l = 1;; l++){
s = Brdstr(bp, '\n', 1);
if(s == nil)
break;
if(!validword(s)){
fprint(2, "invalid word '%s' at line %d\n", s, l);
threadexitsall("invalid word");
}
words[nwords++] = s;
if(nwords == Maxwords)
break;
}
Bterm(bp);
if(nwords == 0){
fprint(2, "empty wordlist\n");
threadexitsall("empty wordlist");
}
}
int
wordexists(void)
{
char w[6] = {0};
int i;
for(i = 0; i < 5; i++)
w[i] = lines[i][lnum];
for(i = 0; i < nwords; i++)
if(strncmp(words[i], w, 5) == 0)
return 1;
return 0;
}
void
newgame(void)
{
done = 0;
won = 0;
lcount = -1;
lnum = 0;
memset(tried, 0, 26*sizeof(uint));
memset(lines, 0, 30*sizeof(char));
word = words[nrand(nwords)];
}
int
foundword(void)
{
int i;
for(i = 0; i < 5; i++)
if(lines[i][lnum - 1] != word[i])
return 0;
return 1;
}
int
trystate(int col, int row)
{
int s;
if(lines[col][row] == word[col])
s = RPOS;
else if(strchr(word, lines[col][row]) != nil)
s = WPOS;
else
s = NONE;
return s;
}
void
showmessage(char *message)
{
Point p;
int w;
p = screen->r.min;
p.y += Padding + kfont->height;
w = stringwidth(kfont, message);
p.x += (Dx(screen->r) - w) / 2;
string(screen, p, cols[WPOS], ZP, kfont, message);
flushimage(display, 1);
}
void
redraw(void)
{
int i, j, c;
Point p, p1, pl;
Rectangle br;
char m[255], s[2] = {0};
draw(screen, screen->r, cols[BACK], nil, ZP);
if(done){
p = screen->r.min;
p.y += Padding + kfont->height;
if(won){
snprint(m, sizeof m, "congratulations");
c = RPOS;
}else{
snprint(m, sizeof m, "word was: %s", word);
c = TEXT;
}
i = stringwidth(kfont, m);
p.x += (Dx(screen->r) - i) / 2;
string(screen, p, cols[c], ZP, kfont, m);
}
for(j = 0; j < 6; j++){
for(i = 0; i < 5; i++){
p = Pt(l0.x + i*(ls.x + Padding), l0.y + j*(ls.y + Padding));
p1 = Pt(p.x + ls.x, p.y + ls.y);
br = Rpt(p, p1);
if(lnum < j || (lnum == j && lcount != 5))
border(screen, br, 1, cols[BORD], ZP);
if(lnum > j){
c = trystate(i, j);
draw(screen, br, cols[c], nil, ZP);
}
if(lnum > j || (lnum == j && lcount >= i)){
pl.x = p.x + (Dx(br) - ls.x/2) / 2;
pl.y = p.y + (Dy(br) - ls.y/2) / 2;
s[0] = toupper(lines[i][j]);
stringn(screen, pl, cols[TEXT], ZP, lfont, s, 1);
}
}
}
j = 0;
p = k0;
for(i = 0; i < 26; i++){
if(tried[i] == 0)
continue;
c = tried[i] == 1 ? NONE : RPOS;
s[0] = toupper(i + 'a');
p = stringnbg(screen, p, cols[TEXT], ZP, kfont, s, 1, cols[c], ZP);
p.x += 4;
j += 1;
if(j == 13){
j = 0;
p.x = k0.x;
p.y += kfont->height;
}
}
flushimage(display, 1);
}
void
eresize(void)
{
redraw();
}
void
emouse(Mouse *m)
{
if(m->buttons != 4)
return;
switch(menuhit(3, mc, &menu3, nil)){
case Mnewgame:
newgame();
redraw();
break;
case Mexit:
threadexitsall(nil);
}
}
void
ekeyboard(Rune k)
{
int i;
char c;
if(k == Kdel)
threadexitsall(nil);
if(done)
return;
if(lcount < 4 && 'a' <= k && k <= 'z'){
lines[++lcount][lnum] = (char)k;
redraw();
}else if(k == Kbs){
if(lcount >= 0){
lcount -= 1;
redraw();
}
}else if(k == '\n'){
if(lcount == 4){
if(!wordexists()){
lcount = -1;
redraw();
showmessage("invalid word");
return;
}
for(i = 0; i < 5; i++){
c = lines[i][lnum];
tried[c - 'a'] = 1 + (strchr(word, c) != nil);
}
++lnum;
lcount = -1;
if(foundword()){
done = 1;
won = 1;
}else if(lnum == 6){
done = 1;
won = 0;
}
redraw();
}
}
}
void
initcols(void)
{
cols[BACK] = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0x121213ff);
cols[TEXT] = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0xd7dadcff);
cols[BORD] = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0x818384ff);
cols[WPOS] = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0xb59f3bff);
cols[RPOS] = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0x538d4eff);
cols[NONE] = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0x3a3a3cff);
}
void
initfont(void)
{
lfont = openfont(display, "/lib/font/bit/lucidasans/typeunicode.16.font");
if(lfont == nil)
sysfatal("openfont: %r");
kfont = font;
}
void
initsize(void)
{
Point p;
int w, h, lw, lh, wfd, n;
char buf[255];
p = mulpt(stringsize(lfont, " "), 2);
lw = 5*(p.x + Padding);
lh = 6*(p.y + Padding);
w = 2*(p.x + Padding) + lw;
h = Padding + 3*kfont->height + lh + Padding + 3*kfont->height + Padding;
ls = p;
l0 = Pt(screen->r.min.x + Padding + p.x, screen->r.min.y + Padding + 3*kfont->height);
k0 = Pt(screen->r.min.x + Padding, screen->r.max.y - Padding - 2*kfont->height);
wfd = open("/dev/wctl", OWRITE);
if(wfd < 0)
sysfatal("open: %r");
n = snprint(buf, sizeof buf, "resize -dx %d -dy %d", w, h);
write(wfd, buf, n);
close(wfd);
}
void
usage(void)
{
fprint(2, "usage: %s <filename>\n", argv0);
threadexitsall("usage");
}
void
threadmain(int argc, char *argv[])
{
enum { Emouse, Eresize, Ekeyboard };
Mouse m;
Rune k;
Alt a[] = {
{ nil, &m, CHANRCV },
{ nil, nil, CHANRCV },
{ nil, &k, CHANRCV },
{ nil, nil, CHANEND },
};
ARGBEGIN{ }ARGEND;
if(argc != 1)
usage();
readwords(argv[0]);
//srand(31337);
srand(time(0));
newgame();
if(initdraw(nil, nil, argv0) < 0)
sysfatal("initdraw: %r");
if((mc = initmouse(nil, screen)) == nil)
sysfatal("initmouse: %r");
if((kc = initkeyboard(nil)) == nil)
sysfatal("initkeyboard: %r");
a[Emouse].c = mc->c;
a[Eresize].c = mc->resizec;
a[Ekeyboard].c = kc->c;
initfont();
initcols();
initsize();
redraw();
for(;;){
switch(alt(a)){
case Emouse:
emouse(&m);
break;
case Eresize:
if(getwindow(display, Refnone) < 0)
sysfatal("getwindow: %r");
eresize();
break;
case Ekeyboard:
ekeyboard(k);
break;
}
}
}