no message

python/Bag1.py

@@ -111,7 +111,8 @@ def try_printer_connection(printer_name: str, sett: dict) -> bool:
 FONT_SIZE = 16
 FONT_SIZE_BUTTONS = 15
 FONT_SIZE_QTY = 12  # smaller for 數量 under batch no.
-FONT_SIZE_ITEM = 20  # item code and item name (larger for readability)
+FONT_SIZE_ITEM_CODE = 20  # item code (larger for readability)
+FONT_SIZE_ITEM_NAME = 26  # item name (bigger than item code)
 FONT_FAMILY = "Microsoft JhengHei UI"  # Traditional Chinese; fallback to TkDefaultFont
 # Column widths: item code own column; item name at least double, wraps in its column
 ITEM_CODE_WRAP = 140   # item code column width (long codes wrap under code only)
@@ -134,6 +135,7 @@ PRINTER_CHECK_MS = 60 * 1000  # 1 minute when printer OK
 PRINTER_RETRY_MS = 30 * 1000  # 30 seconds when printer failed
 PRINTER_SOCKET_TIMEOUT = 3
 DATAFLEX_SEND_TIMEOUT = 10  # seconds when sending ZPL to DataFlex
+DATE_AUTO_RESET_SEC = 5 * 60  # 5 minutes: if no manual date change, auto-set to today
 
 
 def _zpl_escape(s: str) -> str:
@@ -180,9 +182,9 @@ def generate_zpl_dataflex(
 ^PW700
 ^LL500
 ^PO N
-^FO10,188
+^FO10,20
 ^BQR,4,7^FDQA,{batch_no}^FS
-^FO170,188
+^FO170,20
 ^A@R,72,72,{font_regular}^FD{desc}^FS
 ^FO0,260
 ^A@R,72,72,{font_regular}^FD{batch_esc}^FS
@@ -216,8 +218,9 @@ def format_qty(val) -> str:
 
 
 def batch_no(year: int, job_order_id: int) -> str:
-    """Batch no.: B + 4-digit year + jobOrderId zero-padded to 6 digits."""
-    return f"B{year}{job_order_id:06d}"
+    """Batch no.: B + 2-digit year + jobOrderId zero-padded to 6 digits."""
+    short_year = year % 100
+    return f"B{short_year:02d}{job_order_id:06d}"
 
 
 def get_font(size: int = FONT_SIZE, bold: bool = False) -> tuple:
@@ -380,6 +383,15 @@ def main() -> None:
         status_frame.configure(bg=BG_STATUS_ERROR)
         status_lbl.configure(text="連接不到服務器", bg=BG_STATUS_ERROR, fg=FG_STATUS_ERROR)
 
+    def set_status_message(msg: str, is_error: bool = False):
+        """Show a temporary message on the status bar."""
+        if is_error:
+            status_frame.configure(bg=BG_STATUS_ERROR)
+            status_lbl.configure(text=msg, bg=BG_STATUS_ERROR, fg=FG_STATUS_ERROR)
+        else:
+            status_frame.configure(bg=BG_STATUS_OK)
+            status_lbl.configure(text=msg, bg=BG_STATUS_OK, fg=FG_STATUS_OK)
+
     # Top: left [前一天] [date] [後一天]  |  right [printer dropdown]
     top = tk.Frame(root, padx=12, pady=12, bg=BG_TOP)
     top.pack(fill=tk.X)
@@ -387,23 +399,31 @@ def main() -> None:
     date_var = tk.StringVar(value=date.today().isoformat())
     printer_options = ["打袋機 DataFlex", "標簽機", "激光機"]
     printer_var = tk.StringVar(value=printer_options[0])
+    last_manual_date_change_ref = [time.time()]  # track when user last changed date manually
+
+    def mark_manual_date_change():
+        last_manual_date_change_ref[0] = time.time()
 
     def go_prev_day() -> None:
         try:
             d = date.fromisoformat(date_var.get().strip())
             date_var.set((d - timedelta(days=1)).isoformat())
+            mark_manual_date_change()
             load_job_orders(from_user_date_change=True)
         except ValueError:
             date_var.set(date.today().isoformat())
+            mark_manual_date_change()
             load_job_orders(from_user_date_change=True)
 
     def go_next_day() -> None:
         try:
             d = date.fromisoformat(date_var.get().strip())
             date_var.set((d + timedelta(days=1)).isoformat())
+            mark_manual_date_change()
             load_job_orders(from_user_date_change=True)
         except ValueError:
             date_var.set(date.today().isoformat())
+            mark_manual_date_change()
             load_job_orders(from_user_date_change=True)
 
     # 前一天 (previous day) with left arrow icon
@@ -420,6 +440,11 @@ def main() -> None:
     )
     date_entry.pack(side=tk.LEFT, padx=(0, 8), ipady=4)
 
+    # Track manual typing in date field as user date change
+    def on_date_entry_key(event):
+        mark_manual_date_change()
+    date_entry.bind("<Key>", on_date_entry_key)
+
     # 後一天 (next day) with right arrow icon
     btn_next = ttk.Button(top, text="後一天  ▶", command=go_next_day)
     btn_next.pack(side=tk.LEFT, padx=(0, 8))
@@ -643,7 +668,7 @@ def main() -> None:
             code_lbl = tk.Label(
                 row,
                 text=item_code,
-                font=get_font(FONT_SIZE_ITEM),
+                font=get_font(FONT_SIZE_ITEM_CODE),
                 bg=BG_ROW,
                 fg="black",
                 wraplength=ITEM_CODE_WRAP,
@@ -652,11 +677,11 @@ def main() -> None:
             )
             code_lbl.pack(side=tk.LEFT, anchor=tk.NW, padx=(12, 8))
 
-            # Column 3: item name only, same bigger font, at least double width, wraps under its own column
+            # Column 3: item name only, bigger font, at least double width, wraps under its own column
             name_lbl = tk.Label(
                 row,
                 text=item_name or "—",
-                font=get_font(FONT_SIZE_ITEM),
+                font=get_font(FONT_SIZE_ITEM_NAME),
                 bg=BG_ROW,
                 fg="black",
                 wraplength=ITEM_NAME_WRAP,
@@ -693,13 +718,13 @@ def main() -> None:
                                     if i < n - 1:
                                         time.sleep(2)
                                 msg = f"已送出列印：批次 {b} x {n} 張" if count != -1 else f"已送出列印：批次 {b} x {n} 張 (連續)"
-                                messagebox.showinfo("打袋機", msg)
+                                set_status_message(msg, is_error=False)
                             except ConnectionRefusedError:
-                                messagebox.showerror("打袋機", f"無法連線至 {ip}:{port}，請確認印表機已開機且 IP 正確。")
+                                set_status_message(f"無法連線至 {ip}:{port}，請確認印表機已開機且 IP 正確。", is_error=True)
                             except socket.timeout:
-                                messagebox.showerror("打袋機", f"連線逾時 ({ip}:{port})，請檢查網路與連接埠。")
+                                set_status_message(f"連線逾時 ({ip}:{port})，請檢查網路與連接埠。", is_error=True)
                             except OSError as err:
-                                messagebox.showerror("打袋機", f"列印失敗：{err}")
+                                set_status_message(f"列印失敗：{err}", is_error=True)
                 elif printer_var.get() == "標簽機":
                     count = ask_label_count(root)
                     if count is not None:
@@ -707,7 +732,7 @@ def main() -> None:
                             msg = "已選擇連續列印標簽"
                         else:
                             msg = f"將列印 {count} 張標簽"
-                        messagebox.showinfo("標簽機", msg)
+                        set_status_message(msg, is_error=False)
                 on_job_order_click(j, b)
 
             for w in (row, left, batch_lbl, code_lbl, name_lbl):
@@ -730,6 +755,13 @@ def main() -> None:
         if after_id_ref[0] is not None:
             root.after_cancel(after_id_ref[0])
             after_id_ref[0] = None
+        # Auto-reset date to today if user hasn't manually changed it recently (for 24x7 use)
+        if not from_user_date_change:
+            elapsed = time.time() - last_manual_date_change_ref[0]
+            today_str = date.today().isoformat()
+            if elapsed > DATE_AUTO_RESET_SEC and date_var.get().strip() != today_str:
+                date_var.set(today_str)
+                from_user_date_change = True  # treat as date change to reset selection/scroll
         date_str = date_var.get().strip()
         try:
             plan_start = date.fromisoformat(date_str)