From 2e7ac26adacd5a7c1aa02ff47de785f4b9e79fee Mon Sep 17 00:00:00 2001
From: Edward Firmo <94725493+edwardtfn@users.noreply.github.com>
Date: Thu, 18 Apr 2024 04:16:49 +0200
Subject: [PATCH] Nextion `send_command` method (#6540)

This is a simplified version of `send_command_printf` without the `printf` support.
Manually send a raw command to the display.
param command The pcommand, like "page 0"
return Whether the send was successful.
---
 esphome/components/nextion/nextion.cpp | 11 +++++++++++
 esphome/components/nextion/nextion.h   |  6 ++++++
 2 files changed, 17 insertions(+)

diff --git a/esphome/components/nextion/nextion.cpp b/esphome/components/nextion/nextion.cpp
index 8de5ca9143..ddbd3328ef 100644
--- a/esphome/components/nextion/nextion.cpp
+++ b/esphome/components/nextion/nextion.cpp
@@ -194,6 +194,17 @@ void Nextion::update_all_components() {
   }
 }
 
+bool Nextion::send_command(const char *command) {
+  if ((!this->is_setup() && !this->ignore_is_setup_) || this->is_sleeping())
+    return false;
+
+  if (this->send_command_(command)) {
+    this->add_no_result_to_queue_("send_command");
+    return true;
+  }
+  return false;
+}
+
 bool Nextion::send_command_printf(const char *format, ...) {
   if ((!this->is_setup() && !this->ignore_is_setup_) || this->is_sleeping())
     return false;
diff --git a/esphome/components/nextion/nextion.h b/esphome/components/nextion/nextion.h
index bc75df3ce6..a8f0ea8ba9 100644
--- a/esphome/components/nextion/nextion.h
+++ b/esphome/components/nextion/nextion.h
@@ -970,6 +970,12 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
   // This function has been deprecated
   void set_wait_for_ack(bool wait_for_ack);
 
+  /**
+   * Manually send a raw command to the display.
+   * @param command The pcommand, like "page 0"
+   * @return Whether the send was successful.
+   */
+  bool send_command(const char *command);
   /**
    * Manually send a raw formatted command to the display.
    * @param format The printf-style command format, like "vis %s,0"