https://sushi-takaoka.com/wp-content/plugins/random-image-inserter…?ver=3.0.3&fver=20260915082210

1/* Per-display random choices, shared by the article and preview. No persistent storage. */
2(function(global){
3    'use strict';
4    function legacyBackground(key){return ['card','glass','ribbon'].includes(key)?'none':key;}
5    function draw(items,previous){
6        var keys=Object.keys(items), candidates=keys.filter(function(key){return key!==previous;});
7        if(!candidates.length)candidates=keys;
8        return candidates.length?candidates[Math.floor(Math.random()*candidates.length)]:'frame';
9    }
10    function resolve(input,catalog,selection){
11        catalog=catalog||{};selection=selection||{};
12        var texts=catalog.texts||{}, backgrounds=catalog.backgrounds||{};
13        var text=input.text_design||input.design||'frame';
14        var background=input.background_design||legacyBackground(input.design||'frame');
15        function pick(key,items,field){
16            if(key==='random'){
17                if(!Object.prototype.hasOwnProperty.call(items,selection[field]))selection[field]=draw(items);
18                return selection[field];
19            }
20            return /^[a-z]+$/.test(key) && (!Object.keys(items).length||Object.prototype.hasOwnProperty.call(items,key))?key:'frame';
21        }
22        var selectedText=pick(text,texts,'text'), selectedBackground=pick(background,backgrounds,'background');
23        var settings=Object.assign({},input);
24        if(text==='random' && texts[selectedText])Object.assign(settings,texts[selectedText].defaults);
25        settings.design=selectedText;settings.text_design=selectedText;settings.background_design=selectedBackground;
26        return settings;
27    }
28    function shuffle(input,catalog,selection){
29        catalog=catalog||{};
30        if(input.text_design==='random')selection.text=draw(catalog.texts||{},selection.text);
31        if(input.background_design==='random')selection.background=draw(catalog.backgrounds||{},selection.background);
32    }
33    global.RHIECDesigns={resolve:resolve,shuffle:shuffle};
34})(window);