[script] Use register_apply_condition for script.is_running (#19558)

esphome/components/script/__init__.py

@@ -11,7 +11,6 @@ Script = script_ns.class_("Script", automation.Trigger.template())
 ScriptExecuteAction = script_ns.class_("ScriptExecuteAction", automation.Action)
 ScriptStopAction = script_ns.class_("ScriptStopAction", automation.Action)
 ScriptWaitAction = script_ns.class_("ScriptWaitAction", automation.Action, cg.Component)
-IsRunningCondition = script_ns.class_("IsRunningCondition", automation.Condition)
 SingleScript = script_ns.class_("SingleScript", Script)
 RestartScript = script_ns.class_("RestartScript", Script)
 QueueingScript = script_ns.class_("QueueingScript", Script, cg.Component)
@@ -233,12 +232,8 @@ async def script_wait_action_to_code(config, action_id, template_arg, args):
     return var
 
 
-@automation.register_condition(
+automation.register_apply_condition(
     "script.is_running",
-    IsRunningCondition,
     automation.maybe_simple_id({cv.Required(CONF_ID): cv.use_id(Script)}),
+    "is_running()",
 )
-async def script_is_running_to_code(config, condition_id, template_arg, args):
-    full_id, paren = await cg.get_variable_with_full_id(config[CONF_ID])
-    template_arg = cg.TemplateArguments(full_id.type, *template_arg)
-    return cg.new_Pvariable(condition_id, template_arg, paren)

esphome/components/script/script.h

@@ -276,16 +276,6 @@ template<class C, typename... Ts> class ScriptStopAction final : public Action<T
   C *script_;
 };
 
-template<class C, typename... Ts> class IsRunningCondition final : public Condition<Ts...> {
- public:
-  explicit IsRunningCondition(C *parent) : parent_(parent) {}
-
-  bool check(const Ts &...x) override { return this->parent_->is_running(); }
-
- protected:
-  C *parent_;
-};
-
 /** Wait for a script to finish before continuing.
  *
  * Uses queue-based storage to safely handle concurrent executions.