Rh card story (#164)

* update story format and add card examples

* Initial rh-card story

Author: TylerMartin5

elements/rh-card/rh-card.story.js

@@ -1,11 +1,111 @@
 import { storiesOf } from "@storybook/polymer";
+import { withKnobs, text, select } from "@storybook/addon-knobs/polymer";
 import "./rh-card";
+import cpTheme from "../../themes/cp-theme/cp-theme.js";
 
-storiesOf("Card", module).add(
-  "rh-card",
-  () => `
-  <rh-card>
-    Card
-  </rh-card>
-  `
-);
+const stories = storiesOf("Card", module);
+stories.addDecorator(withKnobs);
+
+stories.add("rh-card", () => {
+  const colorLabel = "Color";
+
+  const colorOptions = {
+    lightest: "lightest",
+    light: "light",
+    default: "default",
+    dark: "dark",
+    darkest: "darkest",
+    complement: "complement",
+    accent: "accent"
+  };
+
+  const colorDefault = "default";
+
+  const colorValue = select(colorLabel, colorOptions, colorDefault);
+
+  let colorAttr = colorValue != "default" ? ` color="${colorValue}"` : "";
+
+  return `
+
+  <style>
+  .custom-card {
+    width: 40%;
+  }
+
+  .demo-cards {
+    display: flex;
+    flex-wrap: wrap;
+  }
+
+  .demo-cards > rh-card {
+    margin: 0 16px 32px;
+    width: calc(35% - 32px);
+  }
+  </style>
+
+  <section>
+    <h2>Your RHElement</h2>
+    <rh-card class="custom-card"${colorAttr}>
+      <h2 slot="header">Card Heading</h2>
+      <p>Organically grow the holistic world view of disruptive innovation via workplace diversity and empowerment.</p>
+    </rh-card>
+  </section>
+  <section>
+    <h2>Markup</h2>
+    <pre style="margin-left:15px;">
+<code>&lt;rh-card${colorAttr}&gt;
+  &lt;h2 slot="header"&gt;Card Heading&lt/h2&gt;
+  &lt;p&gt;Become a Member&lt;/p&gt;
+&lt;/rh-card&gt;</code>
+  </pre>
+
+  </section>
+  <section>
+    <h2>At a glance</h2>
+    <div class="demo-cards">
+      <rh-card color="lightest">
+        <h2 slot="header">Lightest card</h2>
+        <p>This is the lightest rh-card.</p>
+        <div slot="footer"><rh-cta priority="primary"><a href="#">Learn more</a></rh-cta></div>
+      </rh-card>
+      <rh-card color="light">
+        <h2 slot="header">Light card</h2>
+
+        <p>
+          Leverage agile frameworks to provide a robust synopsis for high level overviews. Iterative approaches to corporate strategy foster collaborative thinking to further the overall value proposition.
+        </p>
+        <p>
+          Organically grow the holistic world view of disruptive innovation via workplace diversity and empowerment.
+        </p>
+
+        <div slot="footer"><rh-cta priority="secondary"><a href="#">Learn more</a></rh-cta></div>
+      </rh-card>
+      <rh-card>
+        <h2 slot="header">Default card</h2>
+        Unwrapped item. This is the default rh-card.
+        <div slot="footer"><rh-cta priority="secondary"><a href="#">Learn more</a></rh-cta></div>
+      </rh-card>
+      <rh-card color="dark">
+        <h2 slot="header">Dark Card</h2>
+        <p>This is the dark rh-card.</p>
+        <div slot="footer"><rh-cta priority="secondary" on="dark"><a href="#">Learn more</a></rh-cta></div>
+      </rh-card>
+      <rh-card color="darkest">
+        <h2 slot="header">Darkest Card</h2>
+        <p>This is the darkest rh-card.</p>
+        <div slot="footer"><rh-cta priority="secondary" on="dark"><a href="#">Learn more</a></rh-cta></div>
+      </rh-card>
+      <rh-card color="complement">
+        <h2 slot="header">Complement Card</h2>
+        <p>This is the complement rh-card.</p>
+        <div slot="footer"><rh-cta priority="secondary" on="dark"><a href="#">Learn more</a></rh-cta></div>
+      </rh-card>
+      <rh-card color="accent">
+        <h2 slot="header">Accent Card</h2>
+        <p>This is the accent rh-card. Leverage agile frameworks to provide a robust synopsis for high level overviews.</p>
+      </rh-card>
+    </div>
+  </section>
+
+  `;
+});