import { EventData, Page } from "tns-core-modules/ui/page";
import { View } from "tns-core-modules/ui/core/view";
import { Animation, AnimationDefinition } from "tns-core-modules/ui/animation";

let view1: View;
let view2: View;
let view3: View;
let view4: View;

export function pageLoaded(args: EventData) {
    const page = <Page>args.object;
    view1 = page.getViewById<View>("view1");
    view2 = page.getViewById<View>("view2");
    view3 = page.getViewById<View>("view3");
    view4 = page.getViewById<View>("view4");
}

export function onAnimate(args: EventData) {
    const definitions = new Array<AnimationDefinition>();
    definitions.push({
        target: view1,
        translate: { x: 200, y: 0 },
        duration: 3000
    });

    definitions.push({
        target: view2,
        translate: { x: 0, y: 200 },
        duration: 3000
    });

    definitions.push({
        target: view3,
        translate: { x: -200, y: 0 },
        duration: 3000
    });

    definitions.push({
        target: view4,
        translate: { x: 0, y: -200 },
        duration: 3000
    });

    const animationSet = new Animation(definitions);
    animationSet.play().then(() => {
        console.log("Animation finished");
    })
    .catch((e) => {
        console.log(e.message);
    });
}

export function onReset(args: EventData) {
    view1.translateX = 0;
    view1.translateY = 0;
    view2.translateX = 0;
    view2.translateY = 0;
    view3.translateX = 0;
    view3.translateY = 0;
    view4.translateX = 0;
    view4.translateY = 0;
}