[Sprig App] Catch the Ball

games/Catch-the-Ball.js

@@ -0,0 +1,131 @@
+/*
+  Game: Catch the Star
+  Author: Ramit Neupane
+  Description:
+  Move your basket to catch falling stars. Score points,
+  survive with 3 lives, and progress to harder levels!
+*/
+
+// Sprites
+const player = "p"
+const star = "s"
+const wall = "w"
+
+setLegend(
+  [ player, bitmap`
+................
+................
+................
+................
+.....000000.....
+....02222220....
+...0222222220...
+...0222222220...
+....02222220....
+.....000000.....
+................
+................
+................
+................
+................
+................` ],
+  [ star, bitmap`
+................
+................
+.......11.......
+......1111......
+.....111111.....
+......1111......
+.......11.......
+................
+................
+................
+................
+................
+................
+................
+................
+................` ],
+  [ wall, bitmap`
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL
+LLLLLLLLLLLLLLLL` ]
+)
+
+// Setup
+let level = 1
+let score = 0
+let lives = 3
+
+setSolids([ player, wall ])
+
+const levels = [
+  map`
+wwwwwwww
+w......w
+w......w
+w......w
+w..p...w
+wwwwwwww`
+]
+
+setMap(levels[0])
+
+// Movement
+onInput("a", () => {
+  getFirst(player).x -= 1
+})
+onInput("d", () => {
+  getFirst(player).x += 1
+})
+
+// Drop stars automatically
+function dropStar() {
+  const x = Math.floor(Math.random() * 6) + 1
+  addSprite(x, 1, star)
+}
+setInterval(dropStar, 1200)
+
+// Gravity for stars
+setInterval(() => {
+  getAll(star).forEach(s => {
+    s.y += 1
+    if (s.y === 4) {
+      const p = getFirst(player)
+      if (p && s.x === p.x) {
+        score++
+        if (score % 5 === 0) {
+          level++
+        }
+      } else {
+        lives--
+        if (lives <= 0) {
+          addText("GAME OVER", { x: 2, y: 2, color: color`3` })
+          clearInterval()
+        }
+      }
+      s.remove()
+    }
+  })
+}, 500)
+
+// HUD updater
+setInterval(() => {
+  clearText()
+  addText("Score:" + score, { x: 0, y: 0, color: color`2` })
+  addText("Lives:" + lives, { x: 0, y: 1, color: color`4` })
+  addText("Lvl:" + level, { x: 6, y: 0, color: color`1` })
+}, 200)