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Copy project from personal website

frontend/list/functions.tsx

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+
+function splitByTitle(movies: Array<Movie>): { [s: string]: Movie[]; } {
+  const result = movies.reduce((r, a) => {
+    var letter = a.title[0].toUpperCase();
+    if (!isNaN(parseInt(letter))) letter = "#";
+    r[letter] = r[letter] || [];
+    r[letter].push(a);
+    return r;
+  }, Object.create(null));
+
+  return result;
+}
+
+function splitByYear(movies: Array<Movie>): { [s: string]: Movie[]; } {
+  const result = movies.reduce((r, a) => {
+    const year = new Date(a.released).getFullYear();
+    r[year] = r[year] || [];
+    r[year].push(a);
+    return r;
+  }, Object.create(null));
+
+  return result;
+}
+
+export { splitByTitle, splitByYear };