// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Reserve preparation and cleanup around cues
// Not compiled or tested in-world
// Setup: Place in a spare owned prim. Set cue start/end pairs and nonnegative buffer durations. Owner touch runs a bounded local calculation.
// Stop / restore: Disable/remove. No travel, publication, payments or external operations occur.
// Notes: Buffers may begin before time0; callers decide whether that is permitted.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT. Local planning demonstration.
list CUES=[2.0,4.0,5.0,7.0,10.0,12.0];
float SETUP_TIME=0.75;
float CLEANUP_TIME=0.5;
default
{
    touch_start(integer detectedCount)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        integer n=llGetListLength(CUES);
        if(n%2||SETUP_TIME<0.0||CLEANUP_TIME<0.0)
        {
            llOwnerSay("Invalid input.");
            return;
        }
        list expanded;
        integer i;
        for(i=0;i<n;i+=2)
        {
            float a=llList2Float(CUES,i);
            float b=llList2Float(CUES,i+1);
            if(b<a)
            {
                llOwnerSay("Negative cue duration.");
                return;
            }
            expanded+=[a-SETUP_TIME,b+CLEANUP_TIME];
        }
        expanded=llListSort(expanded,2,TRUE);
        float end=-1000000.0;
        integer conflicts;
        for(i=0;i<n;i+=2)
        {
            float a=llList2Float(expanded,i);
            float b=llList2Float(expanded,i+1);
            if(a<end)++conflicts;
            if(b>end)end=b;
            llOwnerSay("Reserved="+(string)a+".."+(string)b);
        }
        llOwnerSay("Conflicting starts="+(string)conflicts);
    }
}