From 3eba06a73be87823cd58ded27f76ced85d6794aa Mon Sep 17 00:00:00 2001
From: Vyacheslav Demidyuk <vdemydiuk@gmail.com>
Date: Sat, 8 Feb 2025 12:41:41 +0200
Subject: [PATCH] PyMtApi5: implemented function ChartApplyTemplate

---
 PyMtApi5/client.py       | 9 +++++++++
 PyMtApi5/mt5apiclient.py | 7 +++++++
 2 files changed, 16 insertions(+)

diff --git a/PyMtApi5/client.py b/PyMtApi5/client.py
index 93c20bcf..39df98cc 100644
--- a/PyMtApi5/client.py
+++ b/PyMtApi5/client.py
@@ -59,6 +59,7 @@ class Mt5ApiApp:
             "CopyTicks": self.process_copy_ticks,
             "ChartId": self.process_chart_id,
             "ChartRedraw": self.process_chart_redraw,
+            "ChartApplyTemplate": self.process_chart_apply_template,
         }
 
     def on_disconnect(self, error_msg=None):
@@ -432,6 +433,14 @@ class Mt5ApiApp:
         mtapi.chart_redraw(int(parameters))
         print(f"> ChartRedraw: success")
 
+    def process_chart_apply_template(self, mtapi, parameters):
+        pieces = parameters.split(" ", 1)
+        if len(pieces) != 2 or not pieces[0] or not pieces[1]:
+            print(f"! Invalid parameters for command ChartApplyTemplate: {parameters}")
+            return
+        result = mtapi.chart_apply_template(int(pieces[0]), pieces[1])
+        print(f"> ChartApplyTemplate: response = {result}")
+
     def mtapi_command_thread(self, mtapi):
         while mtapi.is_connected():
             filename = "client.cmd"
diff --git a/PyMtApi5/mt5apiclient.py b/PyMtApi5/mt5apiclient.py
index 912ae338..581feb79 100644
--- a/PyMtApi5/mt5apiclient.py
+++ b/PyMtApi5/mt5apiclient.py
@@ -452,16 +452,23 @@ class Mt5ApiClient:
         cmd_params = {"Symbol": symbol}
         return self.__send_command(self.__get_default_expert(), Mt5CommandType.MarketBookGet, cmd_params)
 
+    # ChartId
     def chart_id(self, expert_handle = 0):
         if expert_handle == 0:
             return self.__send_command(self.__get_default_expert(), Mt5CommandType.ChartId)
         else:
             return self.__send_command(expert_handle, Mt5CommandType.ChartId)
 
+    # ChartRedraw
     def chart_redraw(self, chart_id = 0):
         cmd_params = {"ChartId": chart_id}
         self.__send_command(self.__get_default_expert(), Mt5CommandType.ChartRedraw, cmd_params) 
 
+    # ChartApplyTemplate
+    def chart_apply_template(self, chart_id, filename: str):
+        cmd_params = { "ChartId": chart_id, "TemplateFileName": filename};
+        return self.__send_command(self.__get_default_expert(), Mt5CommandType.ChartApplyTemplate, cmd_params)
+
     # Private methods
 
     def __event_thread_func(self):