#include "squirrel/squirrel.h"
#include "util/utils.h"

#include "server/serverchathooks.h"
#include "client/localchatwriter.h"

#include <rapidjson/document.h>

static void(__fastcall* o_pCHudChat__AddGameLine)(void* self, const char* message, int inboxId, bool isTeam, bool isDead) = nullptr;
static void __fastcall h_CHudChat__AddGameLine(void* self, const char* message, int inboxId, bool isTeam, bool isDead)
{
	// This hook is called for each HUD, but we only want our logic to run once.
	if (self != *CHudChat::allHuds)
		return;

	int senderId = inboxId & CUSTOM_MESSAGE_INDEX_MASK;
	bool isAnonymous = senderId == 0;
	bool isCustom = isAnonymous || (inboxId & CUSTOM_MESSAGE_INDEX_BIT);

	// Type is set to 0 for non-custom messages, custom messages have a type encoded as the first byte
	int type = 0;
	const char* payload = message;
	if (isCustom)
	{
		type = message[0];
		payload = message + 1;
	}

	RemoveAsciiControlSequences(const_cast<char*>(message), true);

	SQRESULT result = g_pSquirrel<ScriptContext::CLIENT>->Call(
		"CHudChat_ProcessMessageStartThread", static_cast<int>(senderId) - 1, payload, isTeam, isDead, type);
	if (result == SQRESULT_ERROR)
		for (CHudChat* hud = *CHudChat::allHuds; hud != NULL; hud = hud->next)
			o_pCHudChat__AddGameLine(hud, message, inboxId, isTeam, isDead);
}

ADD_SQFUNC("void", NSChatWrite, "int context, string text", "", ScriptContext::CLIENT)
{
	int chatContext = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 1);
	const char* str = g_pSquirrel<ScriptContext::CLIENT>->getstring(sqvm, 2);

	LocalChatWriter((LocalChatWriter::Context)chatContext).Write(str);
	return SQRESULT_NULL;
}

ADD_SQFUNC("void", NSChatWriteRaw, "int context, string text", "", ScriptContext::CLIENT)
{
	int chatContext = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 1);
	const char* str = g_pSquirrel<ScriptContext::CLIENT>->getstring(sqvm, 2);

	LocalChatWriter((LocalChatWriter::Context)chatContext).InsertText(str);
	return SQRESULT_NULL;
}

ADD_SQFUNC("void", NSChatWriteLine, "int context, string text", "", ScriptContext::CLIENT)
{
	int chatContext = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 1);
	const char* str = g_pSquirrel<ScriptContext::CLIENT>->getstring(sqvm, 2);

	LocalChatWriter((LocalChatWriter::Context)chatContext).WriteLine(str);
	return SQRESULT_NULL;
}

ON_DLL_LOAD_CLIENT("client.dll", ClientChatHooks, (CModule module))
{
	o_pCHudChat__AddGameLine = module.Offset(0x22E580).RCast<decltype(o_pCHudChat__AddGameLine)>();
	HookAttach(&(PVOID&)o_pCHudChat__AddGameLine, (PVOID)h_CHudChat__AddGameLine);
}