import {Fullscreen} from "./fullscreen.js";
import {Message} from "./message.js";
import {markdown} from "./markdown.js";

class Embed{
    type:string;
    owner:Message;
    json;
    constructor(json, owner:Message){
        this.type=this.getType(json);
        this.owner=owner;
        this.json=json;
    }
    getType(json){
        return json.type||"rich";
    }
    generateHTML(){
        switch(this.type){
            case "rich":
                return this.generateRich();
            case "image":
                return this.generateImage();
            case "link":
                return this.generateLink();
            case "article":
                return this.generateArticle();
            default:
                console.warn(`unsupported embed type ${this.type}, please add support dev :3`,this.json);
                return document.createElement("div");//prevent errors by giving blank div
        }
    }
    generateRich(){
        console.log(this.json)
        const div=document.createElement("div");
        if(this.json.color){
            div.style.backgroundColor="#"+this.json.color.toString(16);
        }
        div.classList.add("embed-color");

        const embed=document.createElement("div");
        embed.classList.add("embed");
        div.append(embed);

        if(this.json.author){
            const authorline=document.createElement("div");
            if(this.json.author.icon_url){
                const img=document.createElement("img");
                img.classList.add("embedimg");
                img.src=this.json.author.icon_url;
                authorline.append(img);
            }
            const a=document.createElement("a");
            a.textContent=this.json.author.name
            if(this.json.author.url){
                a.href=this.json.author.url
            }
            a.classList.add("username")
            authorline.append(a);
            embed.append(authorline);
        }
        const title=document.createElement("a");
        title.innerHTML=markdown(this.json.title).innerHTML;
        if(this.json.url){
            title.href=this.json.url;
        }
        title.classList.add("embedtitle");
        embed.append(title);

        if(this.json.description){
            const p=document.createElement("p");
            p.innerHTML=markdown(this.json.description).innerHTML;
            embed.append(p);
        }

        embed.append(document.createElement("br"));
        if(this.json.fields){
            for(const thing of this.json.fields){
                const div=document.createElement("div");
                const b=document.createElement("b");
                b.textContent=thing.name;
                div.append(b);
                const p=document.createElement("p")
                p.innerHTML=markdown(thing.value).innerHTML;
                p.classList.add("embedp");
                div.append(p);

                if(thing.inline){div.classList.add("inline");}
                embed.append(div);
            }
        }
        if(this.json.footer||this.json.timestamp){
            const footer=document.createElement("div");
            if(this.json?.footer?.icon_url){
                const img=document.createElement("img");
                img.src=this.json.footer.icon_url;
                img.classList.add("embedicon");
                footer.append(img);
            }
            if(this.json?.footer?.text){
                const span=document.createElement("span");
                span.textContent=this.json.footer.text;
                span.classList.add("spaceright");
                footer.append(span);
            }
            if(this.json?.footer&&this.json?.timestamp){
                const span=document.createElement("span");
                span.textContent="•";
                span.classList.add("spaceright");
                footer.append(span);
            }
            if(this.json?.timestamp){
                const span=document.createElement("span")
                span.textContent=new Date(this.json.timestamp).toLocaleString();;
                footer.append(span);
            }
            embed.append(footer);
        }
        return div;
    }
    generateImage(){
        const img=document.createElement("img");
        img.classList.add("messageimg")
        img.onclick=function(){
            const full=new Fullscreen(["img",img.src,["fit"]]);
            full.show();
        }
        img.src=this.json.thumbnail.proxy_url;
        return img;
    }
    generateLink(){
        const table=document.createElement("table");
        table.classList.add("embed","linkembed");
        const trtop=document.createElement("tr");
        table.append(trtop);
        {
            const td=document.createElement("td");
            const a=document.createElement("a");
            a.href=this.json.url;
            a.textContent=this.json.title;
            td.append(a);
            trtop.append(td);
        }
        {
            const td=document.createElement("td");
            const img=document.createElement("img");
            if(this.json.thumbnail){
                img.classList.add("embedimg");
                img.onclick=function(){
                    const full=new Fullscreen(["img",img.src,["fit"]]);
                    full.show();
                }
                img.src=this.json.thumbnail.proxy_url;
                td.append(img);
            }
            trtop.append(td);
        }
        const bottomtr=document.createElement("tr");
        const td=document.createElement("td");
        const span=document.createElement("span");
        span.textContent=this.json.description;
        td.append(span);
        bottomtr.append(td);
        table.append(bottomtr)
        return table;
    }
    generateArticle(){
        const colordiv=document.createElement("div");
        colordiv.style.backgroundColor="#000000";
        colordiv.classList.add("embed-color");

        const div=document.createElement("div");
        div.classList.add("embed");
        if(this.json.provider){
            const provider=document.createElement("p");
            provider.classList.add("provider");
            provider.textContent=this.json.provider.name;
            div.append(provider);
        }
        const a=document.createElement("a");
        a.href=this.json.url;
        a.textContent=this.json.title;
        div.append(a);

        const description=document.createElement("p");
        description.textContent=this.json.description;
        div.append(description);

        if(this.json.thumbnail){
            const img=document.createElement("img");
            img.classList.add("bigembedimg");
            img.onclick=function(){
                const full=new Fullscreen(["img",img.src,["fit"]]);
                full.show();
            }
            img.src=this.json.thumbnail.proxy_url||this.json.thumbnail.url;
            div.append(img);
        }
        colordiv.append(div);
        return colordiv;
    }
}
export {Embed};