From 9e42b0ffadbcff7036181b160cf9a15b44bfef22 Mon Sep 17 00:00:00 2001
From: Jonatan Heyman <jonatan@heyman.info>
Date: Tue, 17 Jun 2025 11:02:14 +0200
Subject: [PATCH] Add cursorDocStart, cursorDocEnd, selectDocStart and
 selectDocEnd commands, and bind them to Ctrl-Home, Ctrl-End, Ctrl-Shift-Home
 and Ctrl-Shift-End

---
 src/editor/commands.js                   |   1 +
 src/editor/keymap.js                     |   2 +
 tests/cursor-document-navigation.spec.js | 166 +++++++++++++++++++++++
 3 files changed, 169 insertions(+)
 create mode 100644 tests/cursor-document-navigation.spec.js

diff --git a/src/editor/commands.js b/src/editor/commands.js
index ea70bf4..de9b0be 100644
--- a/src/editor/commands.js
+++ b/src/editor/commands.js
@@ -163,6 +163,7 @@ for (let commandSuffix of [
     "SyntaxLeft", "SyntaxRight",
     "SubwordBackward", "SubwordForward",
     "LineBoundaryBackward", "LineBoundaryForward",
+    "DocStart", "DocEnd",
 ]) {
     HEYNOTE_COMMANDS[`cursor${commandSuffix}`] = {
         run: markModeMoveCommand(codeMirrorCommands[`cursor${commandSuffix}`], codeMirrorCommands[`select${commandSuffix}`]),
diff --git a/src/editor/keymap.js b/src/editor/keymap.js
index 87e3be3..850df96 100644
--- a/src/editor/keymap.js
+++ b/src/editor/keymap.js
@@ -40,6 +40,8 @@ export const DEFAULT_KEYMAP = [
     ...cmdShift("PageDown", "cursorPageDown", "selectPageDown"),
     ...cmdShift("Home", "cursorLineBoundaryBackward", "selectLineBoundaryBackward"),
     ...cmdShift("End", "cursorLineBoundaryForward", "selectLineBoundaryForward"),
+    ...cmdShift("Ctrl-Home", "cursorDocStart", "selectDocStart"),
+    ...cmdShift("Ctrl-End", "cursorDocEnd", "selectDocEnd"),
     cmd("Alt-Mod-Shift-ArrowUp", "moveCurrentBlockUp"),
     cmd("Alt-Mod-Shift-ArrowDown", "moveCurrentBlockDown"),
     cmd("Alt-Shift-d", "insertDateAndTime"),
diff --git a/tests/cursor-document-navigation.spec.js b/tests/cursor-document-navigation.spec.js
new file mode 100644
index 0000000..2a42015
--- /dev/null
+++ b/tests/cursor-document-navigation.spec.js
@@ -0,0 +1,166 @@
+import { test, expect } from "@playwright/test";
+import { HeynotePage } from "./test-utils.js";
+
+let heynotePage
+
+test.beforeEach(async ({ page }) => {
+    heynotePage = new HeynotePage(page)
+    await heynotePage.goto()
+});
+
+test("cursorDocStart moves to beginning of document", async ({ page }) => {
+    await heynotePage.setContent(`
+∞∞∞text
+First block content
+∞∞∞javascript
+console.log("second block")
+∞∞∞markdown
+# Third block
+Some markdown content
+`)
+    
+    // Move cursor to the end of the document
+    await page.locator("body").press("Control+End")
+    
+    // Move cursor to the beginning of the document
+    await page.locator("body").press("Control+Home")
+    
+    // Verify cursor is at the beginning
+    const cursorPosition = await heynotePage.getCursorPosition()
+    expect(cursorPosition).toBe(9) // After the first block delimiter "∞∞∞text\n"
+})
+
+test("cursorDocEnd moves to end of document", async ({ page }) => {
+    await heynotePage.setContent(`
+∞∞∞text
+First block content
+∞∞∞javascript
+console.log("second block")
+∞∞∞markdown
+# Third block
+Some markdown content
+`)
+    
+    // Move cursor to the beginning of the document
+    await page.locator("body").press("Control+Home")
+    
+    // Move cursor to the end of the document
+    await page.locator("body").press("Control+End")
+    
+    // Verify cursor is at the end
+    const content = await heynotePage.getContent()
+    const cursorPosition = await heynotePage.getCursorPosition()
+    expect(cursorPosition).toBe(content.length)
+})
+
+test("selectDocStart selects from cursor to beginning of document", async ({ page }) => {
+    await heynotePage.setContent(`
+∞∞∞text
+First block content
+∞∞∞javascript
+console.log("second block")
+∞∞∞markdown
+# Third block
+Some markdown content
+`)
+    
+    // Position cursor in the middle of the document (in the second block)
+    await page.locator("body").press("Control+Home")
+    for (let i = 0; i < 30; i++) {
+        await page.locator("body").press("ArrowRight")
+    }
+    
+    // Select from cursor to beginning of document
+    await page.locator("body").press("Control+Shift+Home")
+    
+    // Get selected text
+    const selectedText = await page.evaluate(() => {
+        const selection = window.getSelection()
+        return selection.toString()
+    })
+    
+    // Should select text from cursor position back to beginning
+    expect(selectedText.length).toBeGreaterThan(0)
+    expect(selectedText).toContain("First block content")
+})
+
+test("selectDocEnd selects from cursor to end of document", async ({ page }) => {
+    await heynotePage.setContent(`
+∞∞∞text
+First block content
+∞∞∞javascript
+console.log("second block")
+∞∞∞markdown
+# Third block
+Some markdown content
+`)
+    
+    // Position cursor in the middle of the document (in the first block)
+    await page.locator("body").press("Control+Home")
+    for (let i = 0; i < 15; i++) {
+        await page.locator("body").press("ArrowRight")
+    }
+    
+    // Select from cursor to end of document
+    await page.locator("body").press("Control+Shift+End")
+    
+    // Get selected text
+    const selectedText = await page.evaluate(() => {
+        const selection = window.getSelection()
+        return selection.toString()
+    })
+    
+    // Should select text from cursor position to end
+    expect(selectedText.length).toBeGreaterThan(0)
+    expect(selectedText).toContain("console.log")
+    expect(selectedText).toContain("Some markdown content")
+})
+
+test("cursor navigation works with empty blocks", async ({ page }) => {
+    await heynotePage.setContent(`
+∞∞∞text
+
+∞∞∞javascript
+
+∞∞∞markdown
+
+`)
+    
+    // Test moving to beginning
+    await page.locator("body").press("Control+End")
+    await page.locator("body").press("Control+Home")
+    
+    const cursorAfterHome = await heynotePage.getCursorPosition()
+    expect(cursorAfterHome).toBe(9) // After first block delimiter
+    
+    // Test moving to end
+    await page.locator("body").press("Control+End")
+    
+    const content = await heynotePage.getContent()
+    const cursorAfterEnd = await heynotePage.getCursorPosition()
+    expect(cursorAfterEnd).toBe(content.length)
+})
+
+test("cursor navigation works in single block", async ({ page }) => {
+    await heynotePage.setContent(`
+∞∞∞text
+Single block with some content
+`)
+    
+    // Move to middle of block
+    await page.locator("body").press("Control+Home")
+    for (let i = 0; i < 10; i++) {
+        await page.locator("body").press("ArrowRight")
+    }
+    
+    // Test Home key
+    await page.locator("body").press("Control+Home")
+    const cursorAfterHome = await heynotePage.getCursorPosition()
+    expect(cursorAfterHome).toBe(9) // After block delimiter
+    
+    // Test End key
+    await page.locator("body").press("Control+End")
+    const content = await heynotePage.getContent()
+    const cursorAfterEnd = await heynotePage.getCursorPosition()
+    expect(cursorAfterEnd).toBe(content.length)
+})
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