luooooob · April 14, 2019 14:25 · Apr 14, 2019
diff --git a/tileUtil.ts b/tileUtil.ts
@@ -0,0 +1,37 @@
+// 牌面代码转天凤字符串
+export function tilesToTenhon(tiles: number[]) {
+  const getType = (tile: number) => Math.floor((tile - 1) / 9)
+  const getNum = (tile: number) => (((tile - 1) % 9) + 1)
+
+  const m = tiles.filter(tile => getType(tile) == 0).map(tile => getNum(tile))
+  const p = tiles.filter(tile => getType(tile) == 1).map(tile => getNum(tile))
+  const s = tiles.filter(tile => getType(tile) == 2).map(tile => getNum(tile))
+  const z = tiles.filter(tile => getType(tile) == 3).map(tile => getNum(tile))
+
+  const mStr = m.length > 0 ? m.join("") + "m" : ""
+  const pStr = p.length > 0 ? p.join("") + "p" : ""
+  const sStr = s.length > 0 ? s.join("") + "s" : ""
+  const zStr = z.length > 0 ? z.join("") + "z" : ""
+
+  return [mStr, pStr, sStr, zStr].join("")
+}
+
+
+// 天凤字符串转牌面代码
+export function tenhonToTiles(tenhon: string) {
+  const mMatch = tenhon.match(/^[1-9]*(?=m)/)
+  const pMatch = tenhon.match(/[^|m][1-9]*(?=m)/)
+  const sMatch = tenhon.match(/[^|m|p][1-9]*(?=m)/)
+  const zMatch = tenhon.match(/[^|m|p|s][1-9]*(?=m)/)
+
+  const mStr = mMatch ? mMatch[0] : ""
+  const pStr = pMatch ? pMatch[0] : ""
+  const sStr = sMatch ? sMatch[0] : ""
+  const zStr = zMatch ? zMatch[0] : ""
+
+  const m = mStr.split("").map(n => Number(n))
+  const p = pStr.split("").map(n => Number(n) + 9)
+  const s = sStr.split("").map(n => Number(n) + 18)
+  const z = sStr.split("").map(n => Number(n) + 27)
+  return [...m, ...p, ...s, ...z]
+}