fix: 刺放置方向问题

js/main.js

@@ -32,21 +32,44 @@ const G = {
   state: 'menu',      // menu | playing | paused | result | editor
   level: null, player: null, cam: null,
   data: null, idx: -1,
+  map: null, face: 0,   // 多面地图：map=各面 Level 数组，face=当前面下标
   deaths: 0, ms: 0, hudTick: 0,
   time: 0,
   lastLevelId: null,
 };
 
 // ---------------- 关卡流程 ----------------
+// 把一张「面」的数据包装成 Level 可用的 data（门目标来自面自身的 doors）
+function faceData(map, face, i) {
+  return {
+    id: (map.id || 'map') + '-' + i,
+    name: face.name || ('面' + (i + 1)),
+    type: 'custom',
+    width: face.width || (face.grid[0] ? face.grid[0].length : 25),
+    grid: face.grid,
+    doors: face.doors || [],
+    bg: 'custom', hint: '', messages: [],
+  };
+}
+
 function startLevel(data, idx = -1) {
   unlockAudio();
   G.data = data; G.idx = idx; G.lastLevelId = data.id;
-  G.level = new Level(data);
+  // 自制多面地图：data.faces 存在则构建每面一个 Level；否则按传统单关处理
+  if (data.faces && data.faces.length) {
+    G.map = data.faces.map((f, i) => { const L = new Level(faceData(data, f, i)); L.faceIndex = i; return L; });
+    G.face = Math.max(0, Math.min(data.startFace || 0, G.map.length - 1));
+  } else {
+    G.map = [new Level(data)]; G.face = 0;
+  }
+  G.level = G.map[G.face];
   G.player = new Player(G.level);
   G.cam = new Camera(W, H);
   G.cam.reset(G.level, G.player);
   G.player.onDeath = () => { G.deaths++; };
   G.player.onClear = () => finish();
+  G.player.onPortal = (e) => doPortal(e);
+  G.player.onRespawnFace = () => doRespawnFace();
   G.level.bosses.forEach(b => { b.onDefeat = () => finish(); });
   G.deaths = 0; G.ms = 0; G.hudTick = 0;
   G.state = 'playing';
@@ -56,6 +79,53 @@ function startLevel(data, idx = -1) {
   if (data.hint) UI.toast(data.hint);
 }
 
+// 把玩家放到某面某门上（不切面的同面传送也用）
+function placeOnDoor(dest) {
+  const P = G.player;
+  P.x = dest.x + dest.w / 2 - P.w / 2;
+  P.y = dest.y + dest.h - P.h;
+  P.vx = 0; P.vy = 0; P.jumps = 0;
+}
+
+// 踩到门：e.to = {face, door}
+function doPortal(e) {
+  const to = e.to;
+  const tp = Math.max(0, Math.min(G.map.length - 1, to.face | 0));
+  if (tp === G.face) {
+    const dest = G.map[tp].entities.find(o => o.type === 'warp' && o.doorId === to.door);
+    if (dest) { placeOnDoor(dest); dest.cool = 40; }
+    sfx.warp();
+  } else {
+    switchFace(tp, to.door);
+  }
+}
+
+// 切换到第 f 面，并落到该面的目标门上
+function switchFace(f, doorId) {
+  G.face = f;
+  G.level = G.map[f];
+  G.level.reset(true);       // 进入该面时重置其运行时
+  G.player.level = G.level;
+  const dest = G.level.entities.find(o => o.type === 'warp' && o.doorId === doorId);
+  if (dest) { placeOnDoor(dest); dest.cool = 40; }
+  else { const sp = G.level.spawn; G.player.x = sp.x; G.player.y = sp.y; G.player.vx = 0; G.player.vy = 0; }
+  G.cam.reset(G.level, G.player);
+  sfx.warp();
+  G.level.particles.spawn(G.player.cx, G.player.cy, 12, { colors: ['#a86bff', '#fff'], speed: 2.5, life: 24 });
+}
+
+// 复活回到存档点所在面（跨面）
+function doRespawnFace() {
+  const sp = G.player.savePoint;
+  if (sp && typeof sp.face === 'number' && sp.face !== G.face) {
+    G.face = sp.face;
+    G.level = G.map[sp.face];
+    G.level.reset(true);
+    G.player.level = G.level;
+    G.cam.reset(G.level, G.player);
+  }
+}
+
 /** 整关从头再来：保留死亡数，丢弃所有存档点进度 */
 function restart() {
   if (!G.data) return;
@@ -103,26 +173,31 @@ function resume() { if (G.state === 'paused') { G.state = 'playing'; UI.showGame
 
 // ---------------- 更新 ----------------
 function update() {
-  const L = G.level, P = G.player;
+  const P = G.player;
   // R = 自杀回存档点；Backspace = 整关重开
   if (Input.hit('suicide')) { suicide(); return; }
   if (Input.hit('restart')) { restart(); return; }
   if (Input.hit('pause')) { pause(); return; }
 
   const wasDead = P.dead;
-  L.update(1, P, G.cam);
-  for (const b of L.bosses) b.update(1, P);
+  G.level.update(1, P, G.cam);
+  for (const b of G.level.bosses) b.update(1, P);
   P.update(1);
-  // 刚从死亡中复活：镜头立刻对准重生点，别慢慢飘过去
-  if (P.justRespawned || (wasDead && !P.dead)) G.cam.snapTo(P, L);
-  P.justRespawned = false;
-  G.cam.update(L, P, 1);
+  // 刚从死亡中复活：若存档点在别的面，先切回该面，再镜头瞬移
+  if (P.justRespawned) {
+    if (P.savePoint && typeof P.savePoint.face === 'number' && P.savePoint.face !== G.face) doRespawnFace();
+    G.cam.snapTo(P, G.level);
+    P.justRespawned = false;
+  }
+  G.cam.update(G.level, P, 1);
   G.ms += STEP;
   G.time++;
 
   if (++G.hudTick % 5 === 0) {
+    const L = G.level;
     UI.hud({
-      name: G.data.name, deaths: G.deaths, ms: G.ms,
+      name: G.data.name + (G.map.length > 1 ? ` · 面${G.face + 1}/${G.map.length}` : ''),
+      deaths: G.deaths, ms: G.ms,
       apples: P.apples, totalApples: L.totalApples, hasGun: P.hasGun,
       save: P.saveIdx || 0, totalSaves: L.totalSaves || 0,
     });