const { Color, Point } = require("telidon");
const Page = require("./page.js");

module.exports = class Menu extends Page {
    globalMenu = {
        "#": "./views/mainmenu.js",
        "#8378": "./views/test.js",
        "*": ()=>this.gotoPrev(),
        "*69": null,
        "*911": ()=>{throw new Error("Écran de la mort qui tue causé par l'utilisateur")},
    }

    selection = "";
    menu = {};
    bgColor = new Color(0,0,0);
    fgColor = new Color(1,1,1);
    position = new Point(0.836,0);
    maxLength = 5;

    constructor(naplps) {
        super(naplps);
    }

    start() {
        //this.naplps.pointSetAbs(this.position);
        //this.naplps.textMode();
    }

    data(byte) {
        if(byte == 13) {
            if(Object.keys(this.globalMenu).includes(this.selection))
            {
                if(typeof this.globalMenu[this.selection] == "function")
                    this.globalMenu[this.selection]();
                else
                    this.goto(this.globalMenu[this.selection]);
            }
            else if(Object.keys(this.menu).includes(this.selection))
            {
                if(typeof this.menu[this.selection] == "function")
                    this.menu[this.selection]();
                else
                    this.goto(this.menu[this.selection]);
            }
            else {
                this.naplps.bell();
                if(this.selection.length > 0){
                    this.naplps.pdiMode();
                    this.naplps.pointSetAbs(this.position);
                    this.naplps.setColor(this.bgColor);
                    this.naplps.textMode();
                    this.naplps.write(this.selection);
                    /*this.naplps.pdiMode();
                    this.naplps.pointSetAbs(this.position);
                    this.naplps.setColor(this.fgColor);
                    this.naplps.textMode();*/
                    this.selection = "";
                }
            }
        }
        if((byte >= 48 && byte <= 57 && this.selection.length < this.maxLength) ||
            ((byte == 35 || byte == 42) && this.selection.length == 0))
        {
            this.naplps.pdiMode();
            this.naplps.pointSetAbs(new Point(this.position.x + this.naplps.options.characterSize.x * this.selection.length, this.position.y));
            this.selection += String.fromCharCode(byte);
            this.naplps.textMode();
            this.naplps.writeBytes(byte);
            this.naplps.pdiMode();
        }
        if(byte == 8)
        {
            if(this.selection.length > 0)
            {
                this.naplps.pdiMode();
                this.naplps.pointSetAbs(this.position);
                this.naplps.setColor(this.bgColor);
                this.naplps.text(this.selection);
                this.naplps.pointSetAbs(this.position);
                this.naplps.setColor(this.fgColor);
                this.selection = this.selection.slice(0,-1);
                this.naplps.text(this.selection);
            }
            else
            {
                this.naplps.bell();
            }
        }
        // TODO: if arrow keys, esc
    }

    leave() {
    }
}