feat: separated content meta (#929)

to allow for CSS styling

quartz/components/ContentMeta.tsx

@@ -3,16 +3,20 @@ import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import readingTime from "reading-time"
 import { classNames } from "../util/lang"
 import { i18n } from "../i18n"
+import { JSX } from "preact"
+import style from "./styles/contentMeta.scss"
 
 interface ContentMetaOptions {
   /**
    * Whether to display reading time
    */
   showReadingTime: boolean
+  showComma: boolean
 }
 
 const defaultOptions: ContentMetaOptions = {
   showReadingTime: true,
+  showComma: true,
 }
 
 export default ((opts?: Partial<ContentMetaOptions>) => {
@@ -23,7 +27,7 @@ export default ((opts?: Partial<ContentMetaOptions>) => {
     const text = fileData.text
 
     if (text) {
-      const segments: string[] = []
+      const segments: (string | JSX.Element)[] = []
 
       if (fileData.dates) {
         segments.push(formatDate(getDate(cfg, fileData)!, cfg.locale))
@@ -38,17 +42,19 @@ export default ((opts?: Partial<ContentMetaOptions>) => {
         segments.push(displayedTime)
       }
 
-      return <p class={classNames(displayClass, "content-meta")}>{segments.join(", ")}</p>
+      const segmentsElements = segments.map((segment) => <span>{segment}</span>)
+
+      return (
+        <p show-comma={options.showComma} class={classNames(displayClass, "content-meta")}>
+          {segmentsElements}
+        </p>
+      )
     } else {
       return null
     }
   }
 
-  ContentMetadata.css = `
-  .content-meta {
-    margin-top: 0;
-    color: var(--gray);
-  }
-  `
+  ContentMetadata.css = style
+
   return ContentMetadata
 }) satisfies QuartzComponentConstructor

quartz/components/styles/contentMeta.scss

@@ -0,0 +1,14 @@
+.content-meta {
+  margin-top: 0;
+  color: var(--gray);
+
+  &[show-comma="true"] {
+    > span:not(:last-child) {
+      margin-right: 8px;
+
+      &::after {
+        content: ",";
+      }
+    }
+  }
+}