From b4fa8504456700f2830b1c9d0326c1f6fc20e2e1 Mon Sep 17 00:00:00 2001
From: stswangzhiping <59632378+stswangzhiping@users.noreply.github.com>
Date: Thu, 19 Mar 2026 08:57:44 +0800
Subject: [PATCH] =?UTF-8?q?feat(display):=20PIN=20=E6=94=B9=E4=B8=BA=204?=
 =?UTF-8?q?=20=E4=BD=8D=EF=BC=8CshowPinMiddle4=20=E2=86=92=20showPin?=
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Made-with: Cursor
---
 lib/client.js |  2 +-
 lib/led.js    | 11 +++++------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/lib/client.js b/lib/client.js
index 93a4346..1fe1e64 100644
--- a/lib/client.js
+++ b/lib/client.js
@@ -242,7 +242,7 @@ class ClawClient {
 
     if (msg.status === 'inactive') {
       led.status.setSetup(); // 未激活 → SETUP 亮
-      led.display.showPinMiddle4(msg.pin); // 未激活 + 连网 → 显示 PIN 中间4位
+      led.display.showPin(msg.pin); // 未激活 + 连网 → 显示 4 位 PIN
       const id  = String(msg.claw_id).padEnd(6);
       const pin = String(msg.pin);
       log.info('clawd', '');
diff --git a/lib/led.js b/lib/led.js
index 9ba89cd..fed9f69 100644
--- a/lib/led.js
+++ b/lib/led.js
@@ -109,13 +109,12 @@ class Display {
     log.info('display', '显示屏 → 时间');
   }
 
-  /** 未激活 + 连网 → 显示 PIN 码中间 4 位（6 位 PIN 取第 2～5 位） */
-  showPinMiddle4(pin) {
-    const s = String(pin || '');
-    const mid4 = s.length >= 6 ? s.slice(1, 5) : s.padStart(4, '0').slice(-4);
+  /** 未激活 + 连网 → 显示 PIN 码（4 位数字） */
+  showPin(pin) {
+    const s = String(pin || '').padStart(4, '0').slice(-4);
     // #m2 模式支持数字，4字符直接跟在模式号后（无空格）
-    this._write('#m2' + mid4);
-    log.info('display', `显示屏 → PIN 中间4位: ${mid4}`);
+    this._write('#m2' + s);
+    log.info('display', `显示屏 → PIN: ${s}`);
   }
 
   _write(val) {