Programming3/Predator.js at master · serj20051999/Programming3 · GitHub

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var LivingCreuture = require("./LivingCreuture.js")

module.exports = class Predator extends LivingCreuture{
    constructor(x, y) {
        super(x,y)
        this.energy = 30;

    }

    getNewDirections() {
        this.directions = [
            [this.x - 1, this.y - 1],
            [this.x, this.y - 1],
            [this.x + 1, this.y - 1],
            [this.x - 1, this.y],
            [this.x + 1, this.y],
            [this.x - 1, this.y + 1],
            [this.x, this.y + 1],
            [this.x + 1, this.y + 1]
        ];
    }
    mul() {
        let chooseCells = this.chooseCell(0);
        let newCell = chooseCells[Math.floor(Math.random() * chooseCells.length)]
        if (newCell) {
            let x = newCell[0];
            let y = newCell[1];
            matrix[y][x] = 3;
            let predator = new Predator(x, y);
            predatorArr.push(predator);
            this.energy = 0;
            predatorHashiv++
        }
    }
    die() {
        matrix[this.y][this.x] = 0;
        for (let index = 0; index < predatorArr.length; index++) {
            if (predatorArr[index].x == this.x && predatorArr[index].y == this.y) {
                predatorArr.splice(index, 1)
                predatorHashiv--
            }
        }
    }
    eat() {
        this.getNewDirections();
        let chooseCells = this.chooseCell(2);
        let newCell = chooseCells[Math.floor(Math.random() * chooseCells.length)]
        if (newCell) {
            this.energy += 20;
            let x = newCell[0];
            let y = newCell[1];
            matrix[y][x] = 3;
            matrix[this.y][this.x] = 0;

            this.y = y;
            this.x = x;

            for (let index = 0; index < grassEaterArr.length; index++) {
                if (grassEaterArr[index].x == x && grassEaterArr[index].y == y) {
                    grassEaterArr.splice(index, 1)
                    grassEaterHashiv--
                }
            }

            if (this.energy > 60) {
                this.mul()
            }
        }
        else { this.move() }
    }
    move() {
        this.energy--;
        let chooseCells = this.chooseCell(0);
        let newCell = chooseCells[Math.floor(Math.random() * chooseCells.length)]
        if (newCell) {
            let x = newCell[0];
            let y = newCell[1];
            matrix[y][x] = 3;
            matrix[this.y][this.x] = 0;

            this.y = y;
            this.x = x;
        }
        if (newCell && this.energy < 0) {
            this.die();
        }
        if (this.energy < 0) {
            this.die();
        }
    }
}