From 61d32673a0f99cb1a8a7123d6c302e42b04a44ef Mon Sep 17 00:00:00 2001
From: Emanuele Palazzetti <emanuele.palazzetti@gmail.com>
Date: Thu, 7 Sep 2023 12:47:02 +0000
Subject: [PATCH] fix(draft): support delayed scan interval

---
 custom_components/elmo_iess_alarm/__init__.py    | 6 ++++--
 custom_components/elmo_iess_alarm/config_flow.py | 8 ++++++++
 custom_components/elmo_iess_alarm/const.py       | 4 +++-
 3 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/custom_components/elmo_iess_alarm/__init__.py b/custom_components/elmo_iess_alarm/__init__.py
index 9b88e1a..47f1426 100644
--- a/custom_components/elmo_iess_alarm/__init__.py
+++ b/custom_components/elmo_iess_alarm/__init__.py
@@ -14,13 +14,14 @@
 
 from .const import (
     CONF_DOMAIN,
+    CONF_SCAN_INTERVAL,
     CONF_SYSTEM_URL,
     DOMAIN,
     KEY_COORDINATOR,
     KEY_DEVICE,
     KEY_UNSUBSCRIBER,
     POLLING_TIMEOUT,
-    SCAN_INTERVAL,
+    SCAN_INTERVAL_DEFAULT,
 )
 from .devices import AlarmDevice
 
@@ -89,11 +90,12 @@ async def async_update_data():
             await hass.async_add_executor_job(device.connect, entry.data[CONF_USERNAME], entry.data[CONF_PASSWORD])
             _LOGGER.info("Token was invalid or expired, re-authentication executed.")
 
+    scan_interval = entry.options.get(CONF_SCAN_INTERVAL, SCAN_INTERVAL_DEFAULT)
     coordinator = DataUpdateCoordinator(
         hass,
         _LOGGER,
         name="elmo_iess_alarm",
-        update_interval=timedelta(seconds=SCAN_INTERVAL),
+        update_interval=timedelta(seconds=scan_interval),
         update_method=async_update_data,
     )
 
diff --git a/custom_components/elmo_iess_alarm/config_flow.py b/custom_components/elmo_iess_alarm/config_flow.py
index b0e25b3..9c8bf06 100644
--- a/custom_components/elmo_iess_alarm/config_flow.py
+++ b/custom_components/elmo_iess_alarm/config_flow.py
@@ -14,8 +14,10 @@
     CONF_AREAS_ARM_NIGHT,
     CONF_AREAS_ARM_VACATION,
     CONF_DOMAIN,
+    CONF_SCAN_INTERVAL,
     CONF_SYSTEM_URL,
     DOMAIN,
+    SCAN_INTERVAL_DEFAULT,
     SUPPORTED_SYSTEMS,
 )
 from .exceptions import InvalidAreas
@@ -126,6 +128,7 @@ async def async_step_init(self, user_input=None):
         suggest_arm_vacation = user_input.get(CONF_AREAS_ARM_VACATION) or self.config_entry.options.get(
             CONF_AREAS_ARM_VACATION
         )
+        suggest_scan_interval = user_input.get(CONF_SCAN_INTERVAL) or self.config_entry.options.get(CONF_SCAN_INTERVAL)
         return self.async_show_form(
             step_id="init",
             data_schema=vol.Schema(
@@ -142,6 +145,11 @@ async def async_step_init(self, user_input=None):
                         CONF_AREAS_ARM_VACATION,
                         description={"suggested_value": suggest_arm_vacation},
                     ): str,
+                    vol.Required(
+                        CONF_SCAN_INTERVAL,
+                        default=SCAN_INTERVAL_DEFAULT,
+                        description={"suggested_value": suggest_scan_interval},
+                    ): int,
                 }
             ),
             errors=errors,
diff --git a/custom_components/elmo_iess_alarm/const.py b/custom_components/elmo_iess_alarm/const.py
index b727878..a791dfd 100644
--- a/custom_components/elmo_iess_alarm/const.py
+++ b/custom_components/elmo_iess_alarm/const.py
@@ -10,11 +10,13 @@
 CONF_AREAS_ARM_HOME = "areas_arm_home"
 CONF_AREAS_ARM_NIGHT = "areas_arm_night"
 CONF_AREAS_ARM_VACATION = "areas_arm_vacation"
+CONF_SCAN_INTERVAL = "scan_interval"
 DOMAIN = "elmo_iess_alarm"
 KEY_DEVICE = "device"
 KEY_COORDINATOR = "coordinator"
 KEY_UNSUBSCRIBER = "options_unsubscriber"
 # Fast scanning is fine because long-polling is used
 # and lasts 15 seconds
-SCAN_INTERVAL = 5
+# TODO: update this comment explaining the default value
+SCAN_INTERVAL_DEFAULT = 5
 POLLING_TIMEOUT = 20