feat: support whether to distinguish tags by color

lib/notion/getAllTags.js

@@ -1,4 +1,5 @@
 import { isIterable } from '../utils'
+import BLOG from '@/blog'
 
 /**
  * 获取所有文章的标签
@@ -24,14 +25,30 @@ export function getAllTags({ allPages, sliceCount = 0, tagOptions }) {
       tagObj[tag] = 1
     }
   })
+
   const list = []
+  const { IS_TAG_COLOR_DISTINGUISHED } = BLOG
   if (isIterable(tagOptions)) {
-    tagOptions.forEach(c => {
-      const count = tagObj[c.value]
-      if (count) {
-        list.push({ id: c.id, name: c.value, color: c.color, count })
-      }
-    })
+    if (!IS_TAG_COLOR_DISTINGUISHED) {
+      // 如果不区分颜色, 那么不同颜色相同名称的tag当做同一种tag
+      const savedTagNames = new Set()
+      tagOptions.forEach(c => {
+        if (!savedTagNames.has(c.value)) {
+          const count = tagObj[c.value]
+          if (count) {
+            list.push({ id: c.id, name: c.value, color: c.color, count })
+          }
+          savedTagNames.add(c.value)
+        }
+      })
+    } else {
+      tagOptions.forEach(c => {
+        const count = tagObj[c.value]
+        if (count) {
+          list.push({ id: c.id, name: c.value, color: c.color, count })
+        }
+      })
+    }
   }
 
   // 按照数量排序