29 lines
952 B
TypeScript
29 lines
952 B
TypeScript
import { copyGrid } from "@snk/types/grid";
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import { createOutside } from "./outside";
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import { clearResidualColoredLayer } from "./clearResidualColoredLayer";
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import { clearCleanColoredLayer } from "./clearCleanColoredLayer";
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import type { Color, Grid } from "@snk/types/grid";
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import type { Snake } from "@snk/types/snake";
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export const getBestRoute = (grid0: Grid, snake0: Snake) => {
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const grid = copyGrid(grid0);
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const outside = createOutside(grid);
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const chain: Snake[] = [snake0];
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for (const color of extractColors(grid)) {
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if (color > 1)
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chain.unshift(
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...clearResidualColoredLayer(grid, outside, chain[0], color)
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);
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chain.unshift(...clearCleanColoredLayer(grid, outside, chain[0], color));
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}
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return chain.reverse();
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};
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const extractColors = (grid: Grid): Color[] => {
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// @ts-ignore
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let maxColor = Math.max(...grid.data);
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return Array.from({ length: maxColor }, (_, i) => (i + 1) as Color);
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};
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