// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Preview a bounded JSON numeric update
// Not compiled or tested in-world
// Setup: Edit DOCUMENT and the example settings, then touch as owner. Requires simulator support for LSL JSON functions.
// Stop / restore: Remove or disable. JSON changes occur only in a local preview string.
// Notes: Changes a preview string only. Requires the existing field already be numeric, so a schema mismatch is not silently repaired.
// License: see LICENSE in this distribution.
// Original Incoprea example. MIT.
string DOCUMENT="{\"intensity\":0.2,\"title\":\"Lamp\"}";
string FIELD="intensity";
float VALUE=0.6;
default
{
    touch_start(integer touches)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        if(llJsonValueType(DOCUMENT,[FIELD])!=JSON_NUMBER)
        {
            llOwnerSay("Existing field is not numeric.");
            return;
        }
        if(VALUE<0 || VALUE>1)
        {
            llOwnerSay("New value must be 0-1.");
            return;
        }
        llOwnerSay(llJsonSetValue(DOCUMENT,[FIELD],(string)VALUE));
    }
    changed(integer flags)
    {
        if(flags & CHANGED_OWNER)llResetScript();
    }
}