🚀 add action package

packages/action/generateContributionSnake.ts

@@ -0,0 +1,56 @@
+import { getGithubUserContribution, Cell } from "@snk/github-user-contribution";
+import { generateEmptyGrid } from "@snk/compute/generateGrid";
+import { setColor } from "@snk/compute/grid";
+import { computeBestRun } from "@snk/compute";
+import { createGif } from "../gif-creator";
+
+export const userContributionToGrid = (cells: Cell[]) => {
+  const width = Math.max(...cells.map((c) => c.x));
+  const height = Math.max(...cells.map((c) => c.y));
+
+  const grid = generateEmptyGrid(width, height);
+  for (const c of cells) setColor(grid, c.x, c.y, c.k === 0 ? null : c.k);
+
+  return grid;
+};
+
+export const generateContributionSnake = async (userName: string) => {
+  const { cells, colorScheme } = await getGithubUserContribution(userName);
+
+  const grid0 = userContributionToGrid(cells);
+
+  const snake0 = [
+    { x: 4, y: -1 },
+    { x: 3, y: -1 },
+    { x: 2, y: -1 },
+    { x: 1, y: -1 },
+    { x: 0, y: -1 },
+  ];
+
+  const drawOptions = {
+    sizeBorderRadius: 2,
+    sizeCell: 16,
+    sizeDot: 12,
+    colorBorder: "#1b1f230a",
+    colorDots: colorScheme,
+    colorEmpty: colorScheme[0],
+    colorSnake: "purple",
+  };
+
+  const gameOptions = { maxSnakeLength: 5 };
+
+  const gifOptions = { delay: 20 };
+
+  const commands = computeBestRun(grid0, snake0, gameOptions).slice(0, 50);
+
+  const buffer = await createGif(
+    grid0,
+    snake0,
+    commands,
+    drawOptions,
+    gameOptions,
+    gifOptions
+  );
+
+  return buffer;
+};