Remove 'reveal pattern' from sight line module

src/modules/game/sightLine.js

@@ -65,7 +65,39 @@ function axial_lerp(q1, r1, q2, r2, t) {
   return { q: lerp(q1, q2, t), r: lerp(r1, r2, t) };
 }
 
-function calcIndexes(x1, y1, x2, y2) {
+function lock(sightLine, cell) {
+  sightLine.classList.remove(activeClassName);
+  cell.classList.add(targetClassName);
+
+  return cell;
+}
+
+function unlock(sightLine, lockTarget) {
+  sightLine.classList.add(activeClassName);
+  lockTarget.classList.remove(targetClassName);
+
+  return null;
+}
+
+let sightLine, lockTarget,
+  activeHexes = [];
+
+export function create({ x: x1, y: y1 }, { x: x2, y: y2 }) {
+  const line = document.createElementNS(svgns, 'line');
+
+  line.classList.add('sight-line');
+  line.classList.add(activeClassName);
+  line.setAttributeNS(null, 'x1', x1);
+  line.setAttributeNS(null, 'y1', y1);
+  line.setAttributeNS(null, 'x2', x2);
+  line.setAttributeNS(null, 'y2', y2);
+
+  sightLine = line;
+
+  return line;
+}
+
+export function calcIndexes(x1, y1, x2, y2) {
   const axial1 = evenr_to_axial(x1, y1),
     axial2 = evenr_to_axial(x2, y2),
     n = offset_distance(x1, y1, x2, y2),
@@ -82,77 +114,33 @@ function calcIndexes(x1, y1, x2, y2) {
   return results;
 }
 
-function create({ x: x1, y: y1 }, { x: x2, y: y2 }) {
-  const sightLine = document.createElementNS(svgns, 'line');
+export function clear() {
+  sightLine && sightLine.remove();
+  sightLine = null;
 
-  sightLine.classList.add('sight-line');
-  sightLine.classList.add(activeClassName);
-  sightLine.setAttributeNS(null, 'x1', x1);
-  sightLine.setAttributeNS(null, 'y1', y1);
-  sightLine.setAttributeNS(null, 'x2', x2);
-  sightLine.setAttributeNS(null, 'y2', y2);
+  lockTarget && lockTarget.classList.remove(targetClassName);
+  lockTarget = null;
+}
 
+export function update({ x, y }) {
+  sightLine.setAttributeNS(null, 'x1', x);
+  sightLine.setAttributeNS(null, 'y1', y);
+}
+
+export function toggleLock(cell) {
+  lockTarget = lockTarget ? unlock(sightLine, lockTarget) : lock(sightLine, cell);
+}
+
+export function getSightLine() {
   return sightLine;
 }
 
-function lock(sightLine, cell) {
-  sightLine.classList.remove(activeClassName);
-  cell.classList.add(targetClassName);
-
-  return cell;
+export function getLockTarget() {
+  return lockTarget;
 }
 
-function unlock(sightLine, lockTarget) {
-  sightLine.classList.add(activeClassName);
-  lockTarget.classList.remove(targetClassName);
-
-  return null;
-}
-
-export default function (board) {
-  let sightLine,
-    lockTarget,
-    activeHexes = [];
-
-  return {
-    calcIndexes,
-
-    drawLine: function (...positions) {
-      this.clear();
-
-      sightLine = create(...positions);
-      board.appendChild(sightLine);
-    },
-
-    clear: function () {
-      sightLine && sightLine.remove();
-      sightLine = null;
-
-      lockTarget && lockTarget.classList.remove(targetClassName);
-      lockTarget = null;
-    },
-
-    update: function ({ x, y }) {
-      sightLine.setAttributeNS(null, 'x1', x);
-      sightLine.setAttributeNS(null, 'y1', y);
-    },
-
-    toggleLock: function (cell) {
-      lockTarget = lockTarget ? unlock(sightLine, lockTarget) : lock(sightLine, cell);
-    },
-
-    get sightLine() {
-      return sightLine;
-    },
-
-    get lockTarget() {
-      return lockTarget;
-    },
-
-    set hexes(hexes) {
-      activeHexes.forEach(h => h.classList.remove(activeClassName));
-      hexes.forEach(h => h.classList.add(activeClassName));
-      activeHexes = hexes;
-    }
-  };
+export function setHexes(hexes) {
+  activeHexes.forEach(h => h.classList.remove(activeClassName));
+  hexes.forEach(h => h.classList.add(activeClassName));
+  activeHexes = hexes;
 }