/* V7 Shape Logic */
import { getJitter } from './utils.js';

export function drawStarPath(ctx, spikes, outerRadius, innerRadius, curveVal, twistVal) {
    let rot = Math.PI / 2 * 3;
    const step = Math.PI / spikes;
    const twistRad = (twistVal * Math.PI) / 180;

    ctx.beginPath();
    ctx.moveTo(0 + getJitter(), -outerRadius + getJitter());

    for (let i = 0; i < spikes; i++) {
        let twistedInnerRot = rot + step + twistRad;
        let innerX = Math.cos(twistedInnerRot) * innerRadius + getJitter();
        let innerY = Math.sin(twistedInnerRot) * innerRadius + getJitter();

        if (curveVal === 0) {
            ctx.lineTo(innerX, innerY);
        } else {
            let cpAngle = (rot + twistedInnerRot) / 2;
            let cpR = (outerRadius + innerRadius) / 2 + curveVal;
            let cpX = Math.cos(cpAngle) * cpR + getJitter();
            let cpY = Math.sin(cpAngle) * cpR + getJitter();
            ctx.quadraticCurveTo(cpX, cpY, innerX, innerY);
        }

        rot += step;

        let outerRot = rot + step;
        let outerX = Math.cos(outerRot) * outerRadius + getJitter();
        let outerY = Math.sin(outerRot) * outerRadius + getJitter();

        if (curveVal === 0) {
            ctx.lineTo(outerX, outerY);
        } else {
            let cpAngle = (rot + twistRad + outerRot) / 2;
            let cpR = (outerRadius + innerRadius) / 2 + curveVal;
            let cpX = Math.cos(cpAngle) * cpR + getJitter();
            let cpY = Math.sin(cpAngle) * cpR + getJitter();
            ctx.quadraticCurveTo(cpX, cpY, outerX, outerY);
        }

        rot += step;
    }

    ctx.closePath();
}