From ffd498c57d943879e4d417422e473943bd373c40 Mon Sep 17 00:00:00 2001
From: Micky <micheledevita2@gmail.com>
Date: Sun, 14 Jan 2024 21:47:06 +0100
Subject: [PATCH] Add autocompletion for TranslationServer

---
 core/string/translation.cpp | 23 +++++++++++++++++++++++
 core/string/translation.h   |  4 ++++
 2 files changed, 27 insertions(+)

diff --git a/core/string/translation.cpp b/core/string/translation.cpp
index 829c9bf7777..4a0ce279042 100644
--- a/core/string/translation.cpp
+++ b/core/string/translation.cpp
@@ -983,6 +983,29 @@ bool TranslationServer::is_placeholder(String &p_message, int p_index) const {
 					p_message[p_index + 1] == 'o' || p_message[p_index + 1] == 'x' || p_message[p_index + 1] == 'X' || p_message[p_index + 1] == 'f');
 }
 
+#ifdef TOOLS_ENABLED
+void TranslationServer::get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options) const {
+	const String pf = p_function;
+	if (p_idx == 0) {
+		HashMap<String, String> *target_hash_map = nullptr;
+		if (pf == "get_language_name") {
+			target_hash_map = &language_map;
+		} else if (pf == "get_script_name") {
+			target_hash_map = &script_map;
+		} else if (pf == "get_country_name") {
+			target_hash_map = &country_name_map;
+		}
+
+		if (target_hash_map) {
+			for (const KeyValue<String, String> &E : *target_hash_map) {
+				r_options->push_back(E.key.quote());
+			}
+		}
+	}
+	Object::get_argument_options(p_function, p_idx, r_options);
+}
+#endif // TOOLS_ENABLED
+
 void TranslationServer::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_locale", "locale"), &TranslationServer::set_locale);
 	ClassDB::bind_method(D_METHOD("get_locale"), &TranslationServer::get_locale);
diff --git a/core/string/translation.h b/core/string/translation.h
index 3f9dbcc4766..39101760214 100644
--- a/core/string/translation.h
+++ b/core/string/translation.h
@@ -185,6 +185,10 @@ public:
 
 	void load_translations();
 
+#ifdef TOOLS_ENABLED
+	virtual void get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options) const override;
+#endif // TOOLS_ENABLED
+
 	TranslationServer();
 };