From f54f2ea440f19a6c8fdd4118722691463906273d Mon Sep 17 00:00:00 2001
From: EnixCoda <enixcoda@gmail.com>
Date: Sun, 1 Dec 2019 22:59:44 +0800
Subject: [PATCH] fix: look for longer extension names

---
 src/utils/parseIconMapCSV.tsx | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/src/utils/parseIconMapCSV.tsx b/src/utils/parseIconMapCSV.tsx
index 28ce618..ded7655 100644
--- a/src/utils/parseIconMapCSV.tsx
+++ b/src/utils/parseIconMapCSV.tsx
@@ -52,10 +52,17 @@ export function getFolderIconSrc(node: TreeNode, open: boolean) {
 const { filenameIndex, fileExtensionIndex } = parseFileIconMapCSV()
 
 export function getFileIconSrc(node: TreeNode) {
-  const name =
-    filenameIndex.get(node.name.toLowerCase()) ||
-    fileExtensionIndex.get((node.name.split('.').pop() as string).toLowerCase())
-  return getIconSrc('file', name)
+  const fileName = node.name.toLowerCase()
+  let iconName = filenameIndex.get(fileName)
+  if (!iconName) {
+    const tail = fileName.split('.')
+    tail.shift()
+    while (!iconName && tail.length > 0) {
+      iconName = fileExtensionIndex.get(tail.join('.'))
+      tail.shift()
+    }
+  }
+  return getIconSrc('file', iconName)
 }
 
 export function getIconSrc(type: 'folder' | 'file', name: string = 'default', open?: boolean) {