From ead24028f170170a7cde57f10cfbced8dab0cb8e Mon Sep 17 00:00:00 2001
From: Anton Reshetov <reshetov.art@gmail.com>
Date: Wed, 18 Jun 2025 10:42:17 +0300
Subject: [PATCH 1/2] feat: add snippet link via deep link

---
 src/main/index.ts                             | 89 +++++++++++++------
 src/main/types/ipc.ts                         |  2 +-
 .../components/editor/markdown/Markdown.vue   | 77 ++++++++--------
 .../components/sidebar/folders/TreeNode.vue   | 16 ++--
 src/renderer/components/snippet/Item.vue      | 23 ++++-
 src/renderer/composables/useApp.ts            |  4 +
 src/renderer/ipc/index.ts                     |  2 +
 src/renderer/ipc/listeners/system.ts          | 36 ++++++++
 8 files changed, 171 insertions(+), 78 deletions(-)
 create mode 100644 src/renderer/ipc/listeners/system.ts

diff --git a/src/main/index.ts b/src/main/index.ts
index e48c56aa..d0a5f1dd 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -11,10 +11,22 @@ import { store } from './store'
 process.env.ELECTRON_DISABLE_SECURITY_WARNINGS = 'true' // Отключаем security warnings
 
 const isDev = process.env.NODE_ENV === 'development'
+const gotTheLock = app.requestSingleInstanceLock()
 
 let mainWindow: BrowserWindow
 let isQuitting = false
 
+if (process.defaultApp) {
+  if (process.argv.length >= 2) {
+    app.setAsDefaultProtocolClient('masscode', process.execPath, [
+      path.resolve(process.argv[1]),
+    ])
+  }
+}
+else {
+  app.setAsDefaultProtocolClient('masscode')
+}
+
 function createWindow() {
   const bounds = store.app.get('bounds')
   mainWindow = new BrowserWindow({
@@ -54,37 +66,60 @@ function createWindow() {
   })
 }
 
-app.whenReady().then(() => {
-  createWindow()
-  registerIPC()
+if (!gotTheLock) {
+  app.quit()
+}
+else {
+  app.whenReady().then(() => {
+    createWindow()
+    registerIPC()
 
-  initApi()
+    initApi()
 
-  if (store.app.get('isAutoMigratedFromJson')) {
-    return
-  }
+    if (store.app.get('isAutoMigratedFromJson')) {
+      return
+    }
 
-  try {
-    const jsonDbPath = `${store.preferences.get('storagePath')}/db.json`
-    const jsonData = readFileSync(jsonDbPath, 'utf8')
+    try {
+      const jsonDbPath = `${store.preferences.get('storagePath')}/db.json`
+      const jsonData = readFileSync(jsonDbPath, 'utf8')
 
-    migrateJsonToSqlite(JSON.parse(jsonData))
-    store.app.set('isAutoMigratedFromJson', true)
-  }
-  catch (err) {
-    console.error('Error on auto migration JSON to SQLite:', err)
-  }
-})
+      migrateJsonToSqlite(JSON.parse(jsonData))
+      store.app.set('isAutoMigratedFromJson', true)
+    }
+    catch (err) {
+      console.error('Error on auto migration JSON to SQLite:', err)
+    }
+  })
 
-app.on('activate', () => {
-  mainWindow.show()
-})
+  app.on('activate', () => {
+    mainWindow.show()
+  })
+
+  app.on('before-quit', () => {
+    isQuitting = true
+  })
 
-app.on('before-quit', () => {
-  isQuitting = true
-})
+  app.on('window-all-closed', () => {
+    if (process.platform !== 'darwin')
+      app.quit()
+  })
+
+  app.on('second-instance', (_, argv) => {
+    if (mainWindow) {
+      mainWindow.isMinimized() ? mainWindow.restore() : mainWindow.focus()
+    }
 
-app.on('window-all-closed', () => {
-  if (process.platform !== 'darwin')
-    app.quit()
-})
+    if (process.platform !== 'darwin') {
+      const url = argv.find(i => i.startsWith('masscode://'))
+      BrowserWindow.getFocusedWindow()?.webContents.send(
+        'system:deep-link',
+        url,
+      )
+    }
+  })
+
+  app.on('open-url', (_, url) => {
+    BrowserWindow.getFocusedWindow()?.webContents.send('system:deep-link', url)
+  })
+}
diff --git a/src/main/types/ipc.ts b/src/main/types/ipc.ts
index 41d0bc73..d0a9b0f6 100644
--- a/src/main/types/ipc.ts
+++ b/src/main/types/ipc.ts
@@ -22,7 +22,7 @@ type MainMenuAction =
   | 'presentation-mode'
 
 type DBAction = 'relaod' | 'move' | 'migrate' | 'clear'
-type SystemAction = 'reload' | 'open-external'
+type SystemAction = 'reload' | 'open-external' | 'deep-link'
 type PrettierAction = 'format'
 type FsAction = 'assets'
 
diff --git a/src/renderer/components/editor/markdown/Markdown.vue b/src/renderer/components/editor/markdown/Markdown.vue
index b5a17dc4..848d4bea 100644
--- a/src/renderer/components/editor/markdown/Markdown.vue
+++ b/src/renderer/components/editor/markdown/Markdown.vue
@@ -45,9 +45,8 @@ marked.use({
       return `<div id="${id}" class="code-block"></div>`
     },
     link({ href, text }) {
-      if (/^masscode:\/\/snippets/.test(href)) {
-        const id = href.split('/').pop()
-        return `<a href="${href}" class="snippet-link" data-snippet-id="${id}">${text}</a>`
+      if (href.startsWith('masscode://')) {
+        return `<a href="${href}" class="deep-link">${text}</a>`
       }
       else {
         return `<a href="${href}" class="external">${text}</a>`
@@ -134,19 +133,10 @@ function onLinkClick(event: MouseEvent) {
 
   if (target.tagName === 'A') {
     const href = target.getAttribute('href')
-    if (href) {
-      if (target.classList.contains('snippet-link')) {
-        const snippetId = target.getAttribute('data-snippet-id')
-        if (snippetId) {
-          // TODO: Implement snippet link
-
-          event.preventDefault()
-        }
-      }
-      else if (target.classList.contains('external')) {
-        ipc.invoke('system:open-external', href)
-        event.preventDefault()
-      }
+
+    if (href && target.classList.contains('external')) {
+      ipc.invoke('system:open-external', href)
+      event.preventDefault()
     }
   }
 }
@@ -176,33 +166,38 @@ watch(isDark, (value) => {
 </script>
 
 <template>
-  <EditorHeaderTool v-if="isShowHeaderTool">
-    <div class="flex w-full justify-end gap-2 px-2">
-      <UiActionButton
-        :tooltip="i18n.t('button.zoomOut')"
-        @click="onZoom('out')"
-      >
-        <Minus class="h-3 w-3" />
-      </UiActionButton>
-      <div class="tabular-nums select-none">
-        {{ scaleToShow }}
+  <div
+    data-editor-markdown
+    class="grid grid-rows-[auto_1fr] overflow-scroll"
+  >
+    <EditorHeaderTool v-if="isShowHeaderTool">
+      <div class="flex w-full justify-end gap-2 px-2">
+        <UiActionButton
+          :tooltip="i18n.t('button.zoomOut')"
+          @click="onZoom('out')"
+        >
+          <Minus class="h-3 w-3" />
+        </UiActionButton>
+        <div class="tabular-nums select-none">
+          {{ scaleToShow }}
+        </div>
+        <UiActionButton
+          :tooltip="i18n.t('button.zoomIn')"
+          @click="onZoom('in')"
+        >
+          <Plus class="h-3 w-3" />
+        </UiActionButton>
       </div>
-      <UiActionButton
-        :tooltip="i18n.t('button.zoomIn')"
-        @click="onZoom('in')"
+    </EditorHeaderTool>
+    <PerfectScrollbar :options="{ minScrollbarLength: 20 }">
+      <div
+        ref="markdownRef"
+        class="markdown-content"
       >
-        <Plus class="h-3 w-3" />
-      </UiActionButton>
-    </div>
-  </EditorHeaderTool>
-  <PerfectScrollbar :options="{ minScrollbarLength: 20 }">
-    <div
-      ref="markdownRef"
-      class="markdown-content"
-    >
-      <div v-html="renderedContent" />
-    </div>
-  </PerfectScrollbar>
+        <div v-html="renderedContent" />
+      </div>
+    </PerfectScrollbar>
+  </div>
 </template>
 
 <style>
diff --git a/src/renderer/components/sidebar/folders/TreeNode.vue b/src/renderer/components/sidebar/folders/TreeNode.vue
index 3aa344f4..d45a069e 100644
--- a/src/renderer/components/sidebar/folders/TreeNode.vue
+++ b/src/renderer/components/sidebar/folders/TreeNode.vue
@@ -31,15 +31,19 @@ const {
   contextMenu,
 } = inject(treeKeys)!
 
-const { highlightedFolderId, highlightedSnippetIds, highlightedTagId, state }
-  = useApp()
+const {
+  highlightedFolderId,
+  highlightedSnippetIds,
+  highlightedTagId,
+  state,
+  focusedFolderId,
+} = useApp()
 const { displayedSnippets, updateSnippets, selectFirstSnippet } = useSnippets()
 const { updateFolder, renameFolderId } = useFolders()
 
 const hoveredId = ref()
 const overPosition = ref<Position>()
 const isDragged = ref(false)
-const isFocused = ref(false)
 
 const rowRef = ref<HTMLElement>()
 
@@ -56,9 +60,11 @@ const isHovered = computed(() => {
 })
 
 const isSelected = computed(() => state.folderId === props.node.id)
+
 const isHighlighted = computed(
   () => highlightedFolderId.value === props.node.id,
 )
+const isFocused = computed(() => focusedFolderId.value === props.node.id)
 
 const isShowBetweenLine = computed(() => {
   if (!isAllowed.value)
@@ -99,7 +105,7 @@ function onClickNode(id: string | number) {
   highlightedFolderId.value = undefined
   highlightedTagId.value = undefined
   state.tagId = undefined
-  isFocused.value = true
+  focusedFolderId.value = Number(id)
   clickNode(Number(id))
 }
 
@@ -203,7 +209,7 @@ async function onDrop(e: DragEvent) {
 }
 
 onClickOutside(rowRef, () => {
-  isFocused.value = false
+  focusedFolderId.value = undefined
   highlightedFolderId.value = undefined
 })
 
diff --git a/src/renderer/components/snippet/Item.vue b/src/renderer/components/snippet/Item.vue
index 0b86ce1e..4e45eec1 100644
--- a/src/renderer/components/snippet/Item.vue
+++ b/src/renderer/components/snippet/Item.vue
@@ -4,7 +4,7 @@ import * as ContextMenu from '@/components/ui/shadcn/context-menu'
 import { useApp, useDialog, useSnippets } from '@/composables'
 import { LibraryFilter } from '@/composables/types'
 import { i18n } from '@/electron'
-import { onClickOutside } from '@vueuse/core'
+import { onClickOutside, useClipboard } from '@vueuse/core'
 import { format } from 'date-fns'
 
 interface Props {
@@ -17,6 +17,7 @@ const {
   highlightedSnippetIds,
   highlightedFolderId,
   isFocusedSnippetName,
+  focusedSnippetId,
   state,
 } = useApp()
 
@@ -33,11 +34,12 @@ const {
 } = useSnippets()
 
 const { confirm } = useDialog()
+const { copy } = useClipboard()
 
-const isFocused = ref(false)
 const snippetRef = ref<HTMLDivElement>()
 
 const isSelected = computed(() => state.snippetId === props.snippet.id)
+
 const isInMultiSelection = computed(
   () =>
     selectedSnippetIds.value.length > 1
@@ -47,6 +49,8 @@ const isHighlighted = computed(() =>
   highlightedSnippetIds.value.has(props.snippet.id),
 )
 
+const isFocused = computed(() => focusedSnippetId.value === props.snippet.id)
+
 const isDuplicateDisabled = computed(
   () => highlightedSnippetIds.value.size > 1,
 )
@@ -73,7 +77,7 @@ const folderName = computed(() => {
 
 function onSnippetClick(id: number, event: MouseEvent) {
   selectSnippet(id, event.shiftKey)
-  isFocused.value = true
+  focusedSnippetId.value = id
 }
 
 function onClickContextMenu() {
@@ -185,6 +189,13 @@ async function onDuplicate() {
   isFocusedSnippetName.value = true
 }
 
+function onCopySnippetLink() {
+  // copy(`masscode://folder/${state.folderId}/snippet/${props.snippet.id}`)
+  copy(
+    `masscode://goto?folderId=${state.folderId}&snippetId=${props.snippet.id}`,
+  )
+}
+
 function onDragStart(event: DragEvent) {
   const ids
     = selectedSnippetIds.value.length > 1
@@ -218,7 +229,7 @@ function onDragStart(event: DragEvent) {
 }
 
 onClickOutside(snippetRef, () => {
-  isFocused.value = false
+  focusedSnippetId.value = undefined
   highlightedSnippetIds.value.clear()
 })
 </script>
@@ -267,6 +278,10 @@ onClickOutside(snippetRef, () => {
             }}
           </ContextMenu.Item>
           <ContextMenu.Separator />
+          <ContextMenu.Item @click="onCopySnippetLink">
+            {{ i18n.t("action.copy.snippetLink") }}
+          </ContextMenu.Item>
+          <ContextMenu.Separator />
           <ContextMenu.Item
             :disabled="isDuplicateDisabled"
             @click="onDuplicate"
diff --git a/src/renderer/composables/useApp.ts b/src/renderer/composables/useApp.ts
index 0ae28940..f49ce228 100644
--- a/src/renderer/composables/useApp.ts
+++ b/src/renderer/composables/useApp.ts
@@ -11,6 +11,8 @@ const state = reactive<SavedState>(store.app.get('state') as SavedState)
 const highlightedFolderId = ref<number>()
 const highlightedSnippetIds = ref<Set<number>>(new Set())
 const highlightedTagId = ref<number>()
+const focusedFolderId = ref<number | undefined>()
+const focusedSnippetId = ref<number | undefined>()
 
 const isFocusedSnippetName = ref(false)
 const isShowMarkdown = ref(false)
@@ -57,6 +59,8 @@ watch(state, () => {
 
 export function useApp() {
   return {
+    focusedFolderId,
+    focusedSnippetId,
     highlightedFolderId,
     highlightedSnippetIds,
     highlightedTagId,
diff --git a/src/renderer/ipc/index.ts b/src/renderer/ipc/index.ts
index 180ce571..885ca8c0 100644
--- a/src/renderer/ipc/index.ts
+++ b/src/renderer/ipc/index.ts
@@ -1,5 +1,7 @@
 import { registerMainMenuListeners } from './listeners/main-menu'
+import { registerSystemListeners } from './listeners/system'
 
 export function registerIPCListeners() {
   registerMainMenuListeners()
+  registerSystemListeners()
 }
diff --git a/src/renderer/ipc/listeners/system.ts b/src/renderer/ipc/listeners/system.ts
new file mode 100644
index 00000000..2d9fb8b8
--- /dev/null
+++ b/src/renderer/ipc/listeners/system.ts
@@ -0,0 +1,36 @@
+import { useApp, useFolders, useSnippets } from '@/composables'
+import { ipc } from '@/electron'
+
+const {
+  highlightedFolderId,
+  highlightedSnippetIds,
+  focusedSnippetId,
+  focusedFolderId,
+} = useApp()
+const { selectFolder } = useFolders()
+const { selectSnippet, getSnippets } = useSnippets()
+
+export function registerSystemListeners() {
+  ipc.on('system:deep-link', async (_, url: string) => {
+    try {
+      const u = new URL(url)
+      const folderId = u.searchParams.get('folderId')
+      const snippetId = u.searchParams.get('snippetId')
+
+      if (folderId && snippetId) {
+        highlightedFolderId.value = undefined
+        highlightedSnippetIds.value.clear()
+        focusedSnippetId.value = undefined
+        focusedFolderId.value = undefined
+
+        await getSnippets({ folderId })
+
+        selectFolder(Number(folderId))
+        selectSnippet(Number(snippetId))
+      }
+    }
+    catch (error) {
+      console.error(error)
+    }
+  })
+}

From 52d6c94b93dec352b4fec31c15756092a99869d4 Mon Sep 17 00:00:00 2001
From: Anton Reshetov <reshetov.art@gmail.com>
Date: Wed, 18 Jun 2025 10:42:30 +0300
Subject: [PATCH 2/2] chore: clean

---
 src/renderer/components/editor/code-image/CodeImage.vue | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/renderer/components/editor/code-image/CodeImage.vue b/src/renderer/components/editor/code-image/CodeImage.vue
index fe53628f..62546315 100644
--- a/src/renderer/components/editor/code-image/CodeImage.vue
+++ b/src/renderer/components/editor/code-image/CodeImage.vue
@@ -217,10 +217,6 @@ onMounted(() => {
               {{ i18n.t("button.background") }}
             </span>
           </div>
-          <!-- <div class="flex items-center gap-2">
-            <div class="w-4 h-4 rounded-sm gradient-disco border border-text" />
-            <div class="w-4 h-4 rounded-sm gradient-salad" />
-          </div> -->
           <EditorCodeImageBackgroundSwitch v-model:active="activeBackground" />
         </div>
         <div>