feat(notes): add support for exporting individual notes

This adds an export icon to the notes cards so a user can export an individual note for sharing or
saaving for later

src/components/Divider.tsx

@@ -0,0 +1,7 @@
+export function Divider() {
+  return (
+    <div className="border-l-[1px] border-l-[#9c9c9c]"></div>
+  )
+}
+
+

src/components/NoteCard.tsx

@@ -1,4 +1,3 @@
-
 import { signal, useRef } from "kaioken"
 import { NotesSigal, focusedItem } from "../signals"
 import { useDebounce } from "../utils/useDebounce"
@@ -7,6 +6,9 @@ import { LayerEnum } from "../utils/enums"
 import { useThemeDetector } from "../utils/useThemeDetector"
 import { MarkDownEditor } from "./MarkDownEditor/MarkDownEditor"
 import { ChangeEvent } from "tiny-markdown-editor"
+import { Divider } from "./Divider"
+import { ExportIcon } from "./icons/ExportIcon"
+import { createFileAndExport } from "../utils/createFileAndExport"
 
 namespace NoteCard {
   export interface NoteCardProps {
@@ -107,6 +109,10 @@ export function NoteCard({ key: itemKey, data: item }: NoteCard.NoteCardProps) {
     focusedItem.value = itemKey
   }
 
+  function _handleExportClick(e) {
+    createFileAndExport("Note", item.contents, "text/markdown")
+  }
+
   const cardPositionStyle = {
     zIndex: `${focusedItem.value == itemKey ? LayerEnum.CARD_ELEVATED : LayerEnum.CARD}`,
     width: `${item.dimensions.w}px`,
@@ -128,7 +134,19 @@ export function NoteCard({ key: itemKey, data: item }: NoteCard.NoteCardProps) {
       <div className="overflow-hidden flex-1 flex flex-col gap-1">
         <div className="px-2 flex justify-between items-center cursor-move" onmousedown={_handleMouseDown}>
           <div style={saveIndicatorStyle} className="rounded-full w-1 h-1 dark:bg-white bg-green-500"></div>
-          <button className="text-md dark:text-[#777] text-black" onclick={_handleClose}>x</button>
+
+          <div className="flex gap-2">
+            <div
+              onclick={_handleExportClick}
+              className="flex items-center">
+              <ExportIcon
+                className="cursor-pointer w-4 h-4 text-[#9c9c9c] hover:text-blue-500 transition-color duration-300"
+              />
+            </div>
+            <Divider />
+            <button className="text-md dark:text-[#777] text-black" onclick={_handleClose}>x</button>
+
+          </div>
         </div>
 
         <hr className="border dark:border-[#1c1c1c] border-[#ddd]" />

src/components/cardSelector/CardSelector.tsx

@@ -4,6 +4,7 @@ import { ImageCardButton } from "./ImageCardButton"
 import { ExportButton } from "./ExportButton"
 import { TextButton } from "./TextButton"
 import { ImportButton } from "./ImportButton"
+import { Divider } from "../Divider"
 
 export function CardSelector() {
   const containerRef = useRef<HTMLDivElement>(null)
@@ -27,16 +28,6 @@ export function CardSelector() {
   )
 }
 
-function Divider() {
-  return (
-    <div style={{
-      margin: '2px 2px',
-      border: "1px solid #9c9c9c",
-      borderRight: 'none',
-    }}></div>
-  )
-}
-
 
 
 

src/components/cardSelector/ExportButton.tsx

@@ -1,4 +1,5 @@
 import { ImagesSignal, NotesSigal } from "../../signals"
+import { createFileAndExport } from "../../utils/createFileAndExport"
 import { Tooltip } from "./Tooltip"
 import { defaultClassName } from "./utils"
 
@@ -12,17 +13,9 @@ export function ExportButton() {
       ...notes.value,
       ...images.value
     }
-    const date = new Date().toDateString().split(' ').join('_')
-    const name = `Kslab_export_${date}.json`
+    const name = `Kslab_export`
     const jsonData = JSON.stringify(mergeState)
-    const file = new File([jsonData], name, {
-      type: 'text/json'
-    })
-    const url = URL.createObjectURL(file)
-    const a = document.createElement('a')
-    a.download = name
-    a.href = url
-    a.click()
+    createFileAndExport(name, jsonData, "text/json")
   }
 
   return (

src/components/icons/ExportIcon.tsx

@@ -0,0 +1,26 @@
+namespace ExportIcon {
+  export interface Props {
+    className?: string
+  }
+}
+export function ExportIcon({ className }: ExportIcon.Props) {
+
+  return (
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="24"
+      height="24"
+      viewBox="0 0 24 24"
+      fill="none"
+      stroke="currentColor"
+      stroke-width="2"
+      stroke-linecap="round"
+      stroke-linejoin="round"
+      className={className ?? ""}
+    >
+      <path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4" />
+      <polyline points="17 8 12 3 7 8" />
+      <line x1="12" x2="12" y1="3" y2="15" />
+    </svg>
+  )
+}

src/utils/createFileAndExport.ts

@@ -0,0 +1,23 @@
+import { createFileCompliantDateString } from "./createFileCompliantDateString"
+import { createFileFromData } from "./createFileFromData"
+
+export type acceptableFileTypes = "text/json" | "text/markdown"
+export function createFileAndExport(
+  name: string,
+  data: string,
+  type: acceptableFileTypes
+) {
+  const date = createFileCompliantDateString()
+  const fileName = `${name}_${date}.${_getFileType(type)}`
+  const file = createFileFromData(data, fileName, "text/json")
+  const url = URL.createObjectURL(file)
+  const a = document.createElement("a")
+  a.download = fileName
+  a.href = url
+  a.click()
+}
+
+function _getFileType(type: acceptableFileTypes): "json" | "md" {
+  if (type === "text/markdown") return "md"
+  return "json"
+}

src/utils/createFileCompliantDateString.ts

@@ -0,0 +1,3 @@
+export function createFileCompliantDateString() {
+  return new Date().toDateString().split(" ").join("_")
+}

src/utils/createFileFromData.ts

@@ -0,0 +1,9 @@
+export function createFileFromData(
+  data: string,
+  name: string,
+  type: BlobPropertyBag["type"]
+) {
+  return new File(Array.from(data), name, {
+    type: type,
+  })
+}