moved style generator into separate file. notifications are highlighted too now.

src/services/user_highlighter/user_highlighter.js

@@ -0,0 +1,29 @@
+import { hex2rgb } from '../color_convert/color_convert.js'
+const highlightStyle = (user, store) => {
+  const color = store.state.config.highlight[user.screen_name]
+  if (!color) return
+  const rgb = hex2rgb(color)
+  const tintColor = `rgba(${Math.floor(rgb.r)}, ${Math.floor(rgb.g)}, ${Math.floor(rgb.b)}, .1)`
+  const tintColor2 = `rgba(${Math.floor(rgb.r)}, ${Math.floor(rgb.g)}, ${Math.floor(rgb.b)}, .2)`
+  return {
+    backgroundImage: [
+      'repeating-linear-gradient(-45deg,',
+      `${tintColor} ,`,
+      `${tintColor} 20px,`,
+      `${tintColor2} 20px,`,
+      `${tintColor2} 40px`
+    ].join(' '),
+    backgroundPosition: '0 0'
+  }
+}
+
+const highlightClass = (user) => {
+  return 'USER____' + user.screen_name
+    .replace(/\./g, '_')
+    .replace(/@/g, '_AT_')
+}
+
+export {
+  highlightClass,
+  highlightStyle
+}