From 506605f201df8a66689f0cbb0fd09f7ae974b505 Mon Sep 17 00:00:00 2001
From: purocean <purocean@gmail.com>
Date: Sat, 30 Jun 2018 20:11:39 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E6=89=93=E5=BC=80=E4=B8=8A?=
 =?UTF-8?q?=E4=B8=80=E6=AC=A1=E6=96=87=E4=BB=B6=E5=8A=9F=E8=83=BD?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/package.json                |  1 +
 frontend/src/App.vue                 |  4 ++++
 frontend/src/components/Editor.vue   |  4 ++++
 frontend/src/components/TreeNode.vue | 17 ++++++++++++++++-
 frontend/src/pages/Home.vue          |  8 ++++++++
 frontend/yarn.lock                   |  4 ++++
 6 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/frontend/package.json b/frontend/package.json
index 30938694..42a189ab 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -27,6 +27,7 @@
     "monaco-editor": "^0.13.1",
     "normalize.css": "^7.0.0",
     "vue": "^2.5.2",
+    "vue-bus": "^1.1.0",
     "vue-router": "^3.0.1"
   },
   "devDependencies": {
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 410a17ec..a72c6a46 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -6,6 +6,10 @@
 
 <script>
 import 'normalize.css/normalize.css'
+import Vue from 'vue'
+import VueBus from 'vue-bus'
+
+Vue.use(VueBus)
 
 export default {
   name: 'App'
diff --git a/frontend/src/components/Editor.vue b/frontend/src/components/Editor.vue
index d1403f9b..6852bbed 100644
--- a/frontend/src/components/Editor.vue
+++ b/frontend/src/components/Editor.vue
@@ -68,6 +68,10 @@ export default {
 
       this.keyBind()
       window.addEventListener('paste', this.paste)
+
+      setTimeout(() => {
+        this.$emit('ready')
+      }, 500)
     },
     keyBind () {
       const KM = window.monaco.KeyMod
diff --git a/frontend/src/components/TreeNode.vue b/frontend/src/components/TreeNode.vue
index a850dbad..8f138c56 100644
--- a/frontend/src/components/TreeNode.vue
+++ b/frontend/src/components/TreeNode.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="tree-node">
-    <details :open="item.name === '/'" v-if="item.type === 'dir'">
+    <details ref="dir" :open="item.path === '/'" v-if="item.type === 'dir'">
       <summary
         :style="{background: selected ? '#eee' : 'none'}"
         @dblclick="createFile()"
@@ -42,6 +42,14 @@ export default {
     }
   },
   mounted () {
+    this.$bus.on('editor-ready', () => {
+      const filePath = this.getSelectedFilePath()
+      if (this.item.type === 'dir' && filePath.startsWith(this.item.path)) {
+        this.$refs.dir.open = true
+      } else if (filePath === this.item.path) {
+        this.select(this.item)
+      }
+    })
   },
   methods: {
     select (f) {
@@ -53,6 +61,7 @@ export default {
         })
 
         this.$emit('select', f)
+        this.storeSelectedFilePath(f.path)
       } else {
         window.open(`api/attachment/${f.name}?path=${encodeURIComponent(f.path)}`)
       }
@@ -97,6 +106,12 @@ export default {
           this.$emit('delete', this.item.path)
         })
       }
+    },
+    storeSelectedFilePath (path) {
+      window.localStorage['selectedFile'] = path
+    },
+    getSelectedFilePath () {
+      return window.localStorage['selectedFile'] || ''
     }
   },
   watch: {
diff --git a/frontend/src/pages/Home.vue b/frontend/src/pages/Home.vue
index 73e2915b..0925be1d 100644
--- a/frontend/src/pages/Home.vue
+++ b/frontend/src/pages/Home.vue
@@ -18,6 +18,7 @@
         ref="editor"
         class="editor"
         v-model="value"
+        @ready="editorReady"
         @scroll-line="syncScrollView"
         @paste-img="pasteImg"
         @save="saveFile"></Editor>
@@ -59,6 +60,9 @@ export default {
     this.clearTimer()
   },
   methods: {
+    editorReady () {
+      this.$bus.emit('editor-ready')
+    },
     clearTimer () {
       if (this.timer) {
         window.clearTimeout(this.timer)
@@ -86,6 +90,10 @@ export default {
         return
       }
 
+      if (!this.value) {
+        return
+      }
+
       const content = this.value
       this.lastSaveContent = content
       File.write(file.path, content, () => {
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index 22007e16..d2895815 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -6162,6 +6162,10 @@ vm-browserify@0.0.4:
   dependencies:
     indexof "0.0.1"
 
+vue-bus@^1.1.0:
+  version "1.1.0"
+  resolved "http://registry.npm.taobao.org/vue-bus/download/vue-bus-1.1.0.tgz#803c53ced328a8ce01c95bfb72bf9d623d6df5a7"
+
 vue-eslint-parser@^2.0.1:
   version "2.0.2"
   resolved "http://registry.npm.taobao.org/vue-eslint-parser/download/vue-eslint-parser-2.0.2.tgz#8d603545e9d7c134699075bd1772af1ffd86b744"