84 lines
2.9 KiB
JavaScript
84 lines
2.9 KiB
JavaScript
const mongoose = require('mongoose');
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const Schema = mongoose.Schema;
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const PawnSchema = new Schema({
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color: String,
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basePos: Number,
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position: Number,
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});
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PawnSchema.methods.canMove = function (rolledNumber) {
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// Pawn can leave base only when a 6 is rolled
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if (this.position === this.basePos && rolledNumber === 6) {
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return true;
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}
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// (if player's pawn is near finish line) if the move does not go beyond the win line
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if (this.position !== this.getPositionAfterMove(rolledNumber) && this.position !== this.basePos) {
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return true;
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}
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return false;
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};
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PawnSchema.methods.getPositionAfterMove = function (rolledNumber) {
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const { position, color } = this;
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switch (color) {
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case 'red':
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if (position + rolledNumber <= 73) {
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if (position >= 0 && position <= 3) {
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return 16;
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} else if (position <= 66 && position + rolledNumber >= 67) {
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return position + rolledNumber + 1;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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case 'blue':
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if (position + rolledNumber <= 79) {
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if (position >= 4 && position <= 7) {
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return 55;
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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} else if (position <= 53 && position + rolledNumber >= 54) {
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return position + rolledNumber + 20;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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case 'green':
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if (position + rolledNumber <= 85) {
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if (position >= 8 && position <= 11) {
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return 42;
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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} else if (position <= 40 && position + rolledNumber >= 41) {
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return position + rolledNumber + 39;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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case 'yellow':
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if (position + rolledNumber <= 85) {
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if (position >= 12 && position <= 15) {
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return 29;
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} else if (position <= 67 && position + rolledNumber > 67) {
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return position + rolledNumber - 52;
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} else if (position <= 27 && position + rolledNumber >= 28) {
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return position + rolledNumber + 58;
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} else {
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return position + rolledNumber;
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}
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} else {
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return position;
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}
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}
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};
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module.exports = PawnSchema;
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