From 56b44b7defe4029378d2b2496bc449fb6676aeb1 Mon Sep 17 00:00:00 2001
From: Alex Larbe <alex.larbe@outlook.com>
Date: Sun, 5 Oct 2025 10:47:24 +0100
Subject: [PATCH] eui/message: Implemented MessageString

---
 CMakeLists.txt                     | 13 +++++--
 include/message/euiMessageString.h | 42 +++++++++++++++++++++
 src/message/euiMessageString.cpp   | 60 ++++++++++++++++++++++++++++++
 3 files changed, 112 insertions(+), 3 deletions(-)
 create mode 100644 include/message/euiMessageString.h
 create mode 100644 src/message/euiMessageString.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c0458ae..4f3b0b5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,9 +1,11 @@
 project(eui CXX ASM)
 
-add_library(eui OBJECT
-	include/euiControlBase.h
+file(GLOB_RECURSE HEADER_FILES "include/*.h")
+file(GLOB_RECURSE SRC "src/*.cpp")
 
-	src/euiControlBase.cpp
+add_library(eui OBJECT
+	${HEADER_FILES}
+	${SRC}
 )
 
 target_compile_options(eui PRIVATE -fno-exceptions)
@@ -15,3 +17,8 @@ if(NOT TARGET agl)
   add_subdirectory(../agl)
 endif()
 target_link_libraries(eui PUBLIC agl)
+if(NOT TARGET sead)
+	add_subdirectory(../sead)
+endif()
+
+target_link_libraries(eui PUBLIC sead)
diff --git a/include/message/euiMessageString.h b/include/message/euiMessageString.h
new file mode 100644
index 0000000..3d7c23c
--- /dev/null
+++ b/include/message/euiMessageString.h
@@ -0,0 +1,42 @@
+#pragma once
+
+#include <basis/seadTypes.h>
+#include <prim/seadSafeString.h>
+
+namespace eui {
+
+class MessageString {
+public:
+    class iterator {
+    public:
+        iterator(const char16_t* ptr, u32 index = 0) : mPtr(ptr), mIndex(index) {}
+    
+        
+    private:
+        const char16_t* mPtr;
+        u32 mIndex;
+    };
+
+    MessageString();
+    MessageString(s32 len, const char16_t* str);
+    MessageString(const char16_t* str, const char16_t* str2);
+    MessageString(const sead::SafeStringBase<char16_t>& str);
+    MessageString(const MessageString& messageStr);
+
+    void operator=(const MessageString& str);
+    const char16_t* operator[](s32 i) const;
+
+    iterator begin() const;
+    iterator end() const;
+    iterator toIterator(s32 len) const;
+    bool tryMakeTagStrippedString(sead::BufferedSafeStringBase<char16_t>* str) const;
+
+    const char16_t* getStr() const { return mStr; }
+    s32 getStrLen() const { return mStrLen; }
+
+private:
+    const char16_t* mStr;
+    u32 mStrLen;
+};
+
+} // namespace eui
diff --git a/src/message/euiMessageString.cpp b/src/message/euiMessageString.cpp
new file mode 100644
index 0000000..36f49f3
--- /dev/null
+++ b/src/message/euiMessageString.cpp
@@ -0,0 +1,60 @@
+#include "message/euiMessageString.h"
+
+#include <prim/seadSafeString.h>
+
+namespace eui {
+
+MessageString::MessageString() {
+    mStr = nullptr;
+    mStrLen = 0;
+}
+
+MessageString::MessageString(s32 len, const char16_t* str) {
+    mStr = str;
+    mStrLen = len;
+}
+
+MessageString::MessageString(const char16_t* str, const char16_t* str2) {
+    mStr = str;
+    mStrLen = (str2 - str);
+}
+
+MessageString::MessageString(const sead::SafeStringBase<char16_t>& str) {
+    mStr = str.cstr();
+    mStrLen = str.calcLength();
+}
+
+MessageString::MessageString(const MessageString& str) {
+    mStr = str.getStr();
+    mStrLen = str.getStrLen();
+}
+
+void MessageString::operator=(const MessageString& str) {
+    mStr = str.getStr();
+    mStrLen = str.getStrLen();
+}
+
+const char16_t* MessageString::operator[](s32 i) const {
+    return mStrLen <= i ? &mStr[0] : &mStr[i];
+}
+
+MessageString::iterator MessageString::begin() const {
+    return { mStr };
+}
+
+MessageString::iterator MessageString::end() const {
+    return { 
+        mStr,
+        mStrLen
+    };
+}
+
+MessageString::iterator MessageString::toIterator(s32 len) const {
+    u32 size = mStrLen <= len ? mStrLen : len;
+    return {
+        mStr,
+        size
+    };
+}
+
+} // namespace eui