export {Fullscreen};
class Fullscreen{
    layout;
    onclose: Function;
    onopen: Function;
    html:HTMLDivElement;
    background: HTMLDivElement;
    constructor(layout,onclose=_=>{},onopen=_=>{}){
        this.layout=layout;
        this.onclose=onclose;
        this.onopen=onopen;
        const div=document.createElement("div");
        div.appendChild(this.tohtml(layout))
        this.html=div;
        this.html.classList.add("centeritem");
        if(!(layout[0]==="img")){

            this.html.classList.add("nonimagecenter");
        }
    }
    tohtml(array){
        switch(array[0]){
            case "img":
                const img=document.createElement("img");
                img.src=array[1];
                if(array[2]!=undefined){
                    if(array[2].length==2){
                        img.width=array[2][0];
                        img.height=array[2][1];
                    }else if(array[2][0]=="fit"){
                        img.classList.add("imgfit")
                    }
                }
                return img;
            case "hdiv":
                const hdiv=document.createElement("table");
                const tr=document.createElement("tr");
                hdiv.appendChild(tr)

                for(const thing of array){
                    if(thing==="hdiv"){continue;}
                    const td=document.createElement("td");
                    td.appendChild(this.tohtml(thing));
                    tr.appendChild(td);
                }
                return hdiv;
            case "vdiv":
                const vdiv=document.createElement("table");
                for(const thing of array){
                    if(thing==="vdiv"){continue;}
                    const tr=document.createElement("tr");
                    tr.appendChild(this.tohtml(thing));
                    vdiv.appendChild(tr);
                }
                return vdiv;
            case "checkbox":
            {
                const div=document.createElement("div");
                const checkbox = document.createElement('input');
                div.appendChild(checkbox)
                const label=document.createElement("span");
                checkbox.value=array[2];
                label.textContent=array[1];
                div.appendChild(label);
                checkbox.addEventListener("change",array[3]);
                checkbox.type = "checkbox";
                return div;
            }
            case "button":
            {
                const div=document.createElement("div");
                const input = document.createElement('button');

                const label=document.createElement("span");
                input.textContent=array[2];
                label.textContent=array[1];
                div.appendChild(label);
                div.appendChild(input)
                input.addEventListener("click",array[3]);
                return div;
            }
            case "mdbox":
            {
                const div=document.createElement("div");
                const input=document.createElement("textarea");
                input.value=array[2];
                const label=document.createElement("span");
                label.textContent=array[1];
                input.addEventListener("input",array[3]);
                div.appendChild(label);
                div.appendChild(document.createElement("br"));
                div.appendChild(input);
                return div;
            }
            case "textbox":
            {
                const div=document.createElement("div");
                const input=document.createElement("input");
                input.value=array[2];
                input.type="text";
                const label=document.createElement("span");
                label.textContent=array[1];
                console.log(array[3])
                input.addEventListener("input",array[3]);
                div.appendChild(label);
                div.appendChild(input);
                return div;
            }
            case "fileupload":
            {
                const div=document.createElement("div");
                const input=document.createElement("input");
                input.type="file";
                const label=document.createElement("span");
                label.textContent=array[1];
                div.appendChild(label);
                div.appendChild(input);
                input.addEventListener("change",array[2]);
                console.log(array)
                return div;
            }
            case "text":{
                const span =document.createElement("span");
                span.textContent=array[1];
                return span;
            }
            case "title":{
                const span =document.createElement("span");
                span.classList.add("title")
                span.textContent=array[1];
                return span;
            }
            case "radio":{
                const div=document.createElement("div");
                const fieldset=document.createElement("fieldset");
                fieldset.addEventListener("change",function(){
                    let i=-1;
                    for(const thing of fieldset.children){
                        i++;
                        if(i===0){
                            continue;
                        }
                        const checkbox = thing.children[0].children[0] as HTMLInputElement;
                        if(checkbox.checked){
                            array[3](checkbox.value);
                        }
                    }
                });
                const legend=document.createElement("legend");
                legend.textContent=array[1];
                fieldset.appendChild(legend);
                let i=0;
                for(const thing of array[2]){
                    const div=document.createElement("div");
                    const input=document.createElement("input");
                    input.classList.add("radio")
                    input.type="radio";
                    input.name=array[1];
                    input.value=thing;
                    if(i===array[4]){
                        input.checked=true;
                    }
                    const label=document.createElement("label");

                    label.appendChild(input);
                    const span=document.createElement("span");
                    span.textContent=thing;
                    label.appendChild(span);
                    div.appendChild(label);
                    fieldset.appendChild(div);
                    i++
                }
                div.appendChild(fieldset);
                return div;
            }
            case "html":{
                return array[1];
            }
            case "select":{
                const div=document.createElement("div");
                const label=document.createElement("label");
                const select=document.createElement("select");

                label.textContent=array[1];
                div.append(label);
                div.appendChild(select);
                for(const thing of array[2]){
                    const option = document.createElement("option");
                    option.textContent=thing;
                    select.appendChild(option);
                }
                select.selectedIndex=array[4];
                select.addEventListener("change",array[3]);
                return div;
            }
            case "tabs":{
                const table=document.createElement("table");
                const tabs=document.createElement("tr");
                tabs.classList.add("tabbed-head");
                table.appendChild(tabs);
                const td=document.createElement("td");
                tabs.appendChild(td);
                const content=document.createElement("tr");
                content.classList.add("tabbed-content");
                table.appendChild(content);

                let shown;
                for(const thing of array[1]){

                    const button=document.createElement("button");
                    button.textContent=thing[0];
                    td.appendChild(button);


                    const tdcontent=document.createElement("td");
                    tdcontent.colSpan=array[1].length;
                    tdcontent.appendChild(this.tohtml(thing[1]));
                    content.appendChild(tdcontent);
                    if(!shown){
                        shown=tdcontent;
                    }else{
                        tdcontent.hidden=true;
                    }
                    button.addEventListener("click",_=>{
                        shown.hidden=true;
                        tdcontent.hidden=false;
                        shown=tdcontent;
                    })
                }
                return table;
            }
            default:
                console.error("can't find element:"+array[0],"  full element:"+array)
                return;
        }
    }
    show(){
        this.onopen();
        console.log("fullscreen")
        this.background=document.createElement("div");
        this.background.classList.add("background");
        document.body.appendChild(this.background);
        document.body.appendChild(this.html);
        this.background.onclick = function(){this.hide();}.bind(this);
    }
    hide(){
        document.body.removeChild(this.background);
        document.body.removeChild(this.html);
    }
}