From ee7f8fa6c770e6063a0dcedcaadd0e9635b0298e Mon Sep 17 00:00:00 2001
From: Hsieh Chin Fan <pham@topo.tw>
Date: Sun, 6 Oct 2024 20:05:19 +0800
Subject: feat: use dumbymap.utils to expose contenxtmenu

---
 src/dumbymap.mjs |  7 +++++++
 src/editor.mjs   | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

(limited to 'src')

diff --git a/src/dumbymap.mjs b/src/dumbymap.mjs
index a31274e..dde0b00 100644
--- a/src/dumbymap.mjs
+++ b/src/dumbymap.mjs
@@ -135,6 +135,13 @@ export const generateMaps = (container, { delay } = {}) => {
         Array.from(
           container.querySelectorAll('.mapclay[data-render=fulfilled]')
         ).sort((a, b) => a.style.order > b.style.order),
+      setContextMenu: (menuCallback) => {
+        const originalCallback = container.oncontextmenu
+        container.oncontextmenu = (e) => {
+          const menu = originalCallback(e)
+          menuCallback(e, menu)
+        }
+      },
       focusNextMap: throttle(utils.focusNextMap, utils.focusDelay),
       switchToNextLayout: throttle(utils.switchToNextLayout, 300)
     }
diff --git a/src/editor.mjs b/src/editor.mjs
index 46d91af..1b31535 100644
--- a/src/editor.mjs
+++ b/src/editor.mjs
@@ -12,6 +12,7 @@ const context = document.querySelector('[data-mode]')
 const dumbyContainer = document.querySelector('.DumbyMap')
 const textArea = document.querySelector('.editor textarea')
 let dumbymap
+let refLinks = []
 
 /**
  * Watch for changes of editing mode
@@ -191,6 +192,17 @@ const editor = new EasyMDE({
 
 const cm = editor.codemirror
 
+
+const getRefLinks = () => editor.value()
+  .split('\n')
+  .map(line => {
+    const [, ref, link] = line.match(/\[([^\[\]]+)\]:\s+(.+)/) ?? []
+    return { ref, link }
+  })
+  .filter(({ ref, link }) => ref && link)
+
+refLinks = getRefLinks()
+
 /**
  * get state of website from hash string
  *
@@ -384,6 +396,26 @@ const completeForCodeBlock = change => {
 //   }
 // })()
 
+/**
+ * menuForEditor.
+ *
+ * @param {Event} event -- Event for context menu
+ * @param {HTMLElement} menu -- menu of dumbymap
+ */
+const menuForEditor = (event, menu) => {
+  if (context.dataset.mode !== 'editing') {
+    const switchToEditingMode = new Item({
+      innerHTML: '<strong>EDIT</strong>',
+      onclick: () => context.dataset.mode = 'editing'
+    })
+    menu.appendChild(switchToEditingMode)
+  }
+
+  // Prevent menu appears outside of window
+  menu.style.transform = ''
+  shiftByWindow(menu)
+}
+
 /**
  * update content of HTML about Dumbymap
  */
@@ -411,6 +443,8 @@ const updateDumbyMap = () => {
     menu.style.transform = ''
     shiftByWindow(menu)
   }
+  // Set oncontextmenu callback
+  dumbymap.utils.setContextMenu(menuForEditor)
 }
 updateDumbyMap()
 
@@ -782,6 +816,8 @@ cm.on('cursorActivity', _ => {
   }
 })
 cm.on('blur', () => {
+  refLinks = getRefLinks()
+
   if (menu.checkVisibility()) {
     cm.focus()
   } else {
-- 
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