// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Draft command aliases without executing them
// Not compiled or tested in-world
// Setup: Place in your own object and touch. Enter alias|actionText, get|alias, or list. Maximum ten aliases.
// Stop / restore: Remove or reset to erase session data. Input listeners close after one reply or after 45 seconds.
// Notes: Data lives only in script memory and is lost on reset. No visitors are logged and no external requests are sent. This stores and prints text only; expanded strings are never executed. The reserved words get and list cannot be alias names.
// License: see LICENSE in this distribution.
// Original Incoprea example. MIT.
list aliases;
list actions;
integer handle;
integer channel;
closeInput()
{
    if(handle)llListenRemove(handle);
    handle=0;
    llSetTimerEvent(0);
}
respond(string input)
{
    input=llStringTrim(input,STRING_TRIM);
    if(llStringLength(input)>200)
    {
        llOwnerSay("Use at most 200 characters.");
        return;
    }
    if(input=="list")
    {
        integer i;
        for(i=0;i<llGetListLength(aliases);++i)llOwnerSay(llList2String(aliases,i)+" => "+llList2String(actions,i));
        return;
    }
    list p=llParseStringKeepNulls(input,["|"],[]);
    if(llGetListLength(p)!=2)
    {
        llOwnerSay("Use alias|action or get|alias.");
        return;
    }
    string alias=llToLower(llList2String(p,0));
    string action=llList2String(p,1);
    if(alias=="get")
    {
        integer index=llListFindList(aliases,[llToLower(action)]);
        if(index==-1)llOwnerSay("Unknown alias.");
        else llOwnerSay("Draft expansion: "+llList2String(actions,index));
        return;
    }
    if(alias=="" || alias=="list" || action=="")
    {
        llOwnerSay("Reserved/empty alias or empty action.");
        return;
    }
    integer index=llListFindList(aliases,[alias]);
    if(index==-1)
    {
        if(llGetListLength(aliases)>=10)
        {
            llOwnerSay("Alias table full.");
            return;
        }
        aliases += [alias];
        actions += [action];
    }
    else actions=llListReplaceList(actions,[action],index,index);
    llOwnerSay("Draft alias stored.");
}
default
{
    touch_start(integer touches)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        closeInput();
        channel=-10000-(integer)llFrand(1000000000);
        handle=llListen(channel,"",llGetOwner(),"");
        llSetTimerEvent(45);
        llTextBox(llGetOwner(),"Enter alias|actionText, get|alias, or list. Maximum ten aliases.",channel);
    }
    listen(integer c,string name,key speaker,string input)
    {
        if(c!=channel || speaker!=llGetOwner())return;
        closeInput();
        respond(input);
    }
    timer()
    {
        closeInput();
        llOwnerSay("Input closed.");
    }
    changed(integer flags)
    {
        if(flags & CHANGED_OWNER)llResetScript();
    }
}