// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Compare Contents against a snapshot
// Not compiled or tested in-world
// Setup: Touch once as owner, edit Contents, then touch again.
// Stop / restore: Disable or remove the script. It makes no inventory changes.
// Notes: In-memory snapshot is lost on reset. Inventory changes do not reset it. Names are compared, so an asset replacement with the same name is not detected.
// License: see LICENSE in this distribution.
// Original Incoprea example. MIT.
list snapshot;
integer hasSnapshot;
default
{
    touch_start(integer count)
    {
        if (llDetectedKey(0) != llGetOwner()) return;
        integer total=llGetInventoryNumber(INVENTORY_ALL);
        if(total>100)
        {
            llOwnerSay("Use a prim with at most 100 inventory items.");
            return;
        }
        list current=[];
        integer i;
        for(i=0;i<total;++i) current += [llGetInventoryName(INVENTORY_ALL,i)];
        if(!hasSnapshot)
        {
            snapshot=current;
            hasSnapshot=TRUE;
            llOwnerSay("Baseline recorded.");
            return;
        }
        for(i=0;i<llGetListLength(current);++i) if(llListFindList(snapshot,[llList2String(current,i)])==-1) llOwnerSay("Added: "+llList2String(current,i));
        for(i=0;i<llGetListLength(snapshot);++i) if(llListFindList(current,[llList2String(snapshot,i)])==-1) llOwnerSay("Removed: "+llList2String(snapshot,i));
        snapshot=current;
        llOwnerSay("Comparison finished; baseline advanced.");
    }
    changed(integer flags)
    {
        if (flags & CHANGED_OWNER) llResetScript();
    }
}