chore: adjust player tank's size

js/scenes/TeamRoomScene.js

@@ -419,7 +419,7 @@ const TeamRoomScene = {
         // Player name (truncated)
         ctx.fillStyle = '#FFFFFF';
         ctx.font = '10px Arial';
-        const name = member.playerId.length > 8 ? member.playerId.substring(0, 8) + '..' : member.playerId;
+        const name = this._getDisplayName(member);
         ctx.fillText(name, avatarCX, rect.y + rect.h * 0.7);
 
         // Ready state
@@ -488,7 +488,7 @@ const TeamRoomScene = {
         ctx.font = '10px Arial';
         ctx.textAlign = 'center';
         ctx.textBaseline = 'middle';
-        const name = member.playerId.length > 8 ? member.playerId.substring(0, 8) + '..' : member.playerId;
+        const name = this._getDisplayName(member);
         ctx.fillText(name, rect.x + rect.w / 2, rect.y + rect.h / 2);
       }
     }
@@ -575,6 +575,29 @@ const TeamRoomScene = {
     return tx >= rect.x && tx <= rect.x + rect.w && ty >= rect.y && ty <= rect.y + rect.h;
   },
 
+  /**
+   * Compute a display name for a team member entry.
+   * Uses real WeChat nickname when available, otherwise a stable fallback.
+   * Truncated to 4 Chinese-equivalent chars to fit the slot UI.
+   * @private
+   */
+  _getDisplayName(member) {
+    if (!member) return '';
+    const profile = GameGlobal.playerProfile;
+    let raw = member.nickname || '';
+    if (!raw) {
+      if (profile && typeof profile.getDisplayName === 'function') {
+        raw = profile.getDisplayName(member.playerId);
+      } else {
+        raw = member.playerId || '';
+      }
+    }
+    if (profile && typeof profile.truncate === 'function') {
+      return profile.truncate(raw, 4);
+    }
+    return raw.length > 8 ? raw.substring(0, 8) + '..' : raw;
+  },
+
   handleTouch(eventType, e) {
     if (eventType !== 'touchstart') return;