From 384f833e839cf8f5e71b656cf7b390fc80d89e9d Mon Sep 17 00:00:00 2001
From: Frederick Yin <fkfd@fkfd.me>
Date: Wed, 1 Jun 2022 15:47:02 +0800
Subject: Help text, wasd/hjkl navigation

---
 sirtet.c | 18 ++++++++++++++++--
 ui.c     |  6 ++++++
 ui.h     |  1 +
 3 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/sirtet.c b/sirtet.c
index 9e9d0b2..3dc76f3 100644
--- a/sirtet.c
+++ b/sirtet.c
@@ -95,6 +95,7 @@ void sirtet() {
         clear();
         printrect(0, 0, H, W);
         printmap(map, 1, 1, H, W);
+        printhelp(3, 2 * W + 8);
 
         // display game stats
         mvprintw(1, 2 * W + 8, "Points: %d", points);
@@ -133,15 +134,23 @@ void sirtet() {
                     break;
                 // arrow keys: move piece on map
                 case KEY_LEFT:
+                case 'a':
+                case 'h':
                     if (col > 0) col--;
                     break;
                 case KEY_RIGHT:
+                case 'd':
+                case 'l':
                     if (col + pc->w < W) col++;
                     break;
                 case KEY_UP:
+                case 'w':
+                case 'k':
                     if (row > 0) row--;
                     break;
                 case KEY_DOWN:
+                case 's':
+                case 'j':
                     if (row + pc->h < H) row++;
                     break;
                 // [ and ]: switch pieces
@@ -165,6 +174,11 @@ void sirtet() {
                         }
                     }
                     break;
+                // q: quit
+                case 'q':
+                    confirmed = true;
+                    over = true;
+                    break;
             }
         }
 
@@ -203,8 +217,8 @@ void sirtet() {
         }
         if (!has_placeable) {
             // game over
-            mvprintw(3, 2 * W + 8, "Game over");
-            mvprintw(4, 2 * W + 8, "Press any key to exit");
+            mvprintw(7, 2 * W + 8, "Game over");
+            mvprintw(8, 2 * W + 8, "Press any key to exit");
             refresh();
             while (getch() == 0);
             over = true;
diff --git a/ui.c b/ui.c
index 1b1cb74..1c1eea3 100644
--- a/ui.c
+++ b/ui.c
@@ -67,3 +67,9 @@ void printpieces(struct piece** hand, int y, int x, int nhand, int highlight) {
     refresh();
 }
 
+void printhelp(int y, int x) {
+    mvprintw(y, x, "Press arrow keys / wasd / hjkl to navigate");
+    mvprintw(y + 1, x, "[ or ] to switch pieces");
+    mvprintw(y + 2, x, "Press q to quit");
+}
+
diff --git a/ui.h b/ui.h
index 09bed98..8d25ab0 100644
--- a/ui.h
+++ b/ui.h
@@ -4,5 +4,6 @@ void printrect(int y, int x, int h, int w);
 void printmap(char** map, int y, int x, int mapH, int mapW);
 void printpiece(struct piece* pc, int y, int x, int color_pair);
 void printpieces(struct piece** hand, int y, int x, int nhand, int highlight);
+void printhelp(int y, int x);
 #endif
 
-- 
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