From dbd81db4a363d6559a24191bd7961f929564a71e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=82ngela=20Coelho?= <angela@pr.co>
Date: Fri, 17 Nov 2023 16:26:34 +0000
Subject: [PATCH 1/3] Add name to block tunes

---
 src/index.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/index.js b/src/index.js
index 3e15171..a777efa 100644
--- a/src/index.js
+++ b/src/index.js
@@ -116,6 +116,7 @@ export default class Header {
   renderSettings() {
     return this.levels.map(level => ({
       icon: level.svg,
+      name: level.tag,
       label: this.api.i18n.t(`Heading ${level.number}`),
       onActivate: () => this.setLevel(level.number),
       closeOnActivate: true,

From 6f9e57ec1a969ebde0af18fae182f25d903796ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=82ngela=20Coelho?= <angela@pr.co>
Date: Fri, 12 Jan 2024 16:54:11 +0000
Subject: [PATCH 2/3] Revert "Add name to block tunes"

This reverts commit dbd81db4a363d6559a24191bd7961f929564a71e.
---
 src/index.js | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/index.js b/src/index.js
index a777efa..3e15171 100644
--- a/src/index.js
+++ b/src/index.js
@@ -116,7 +116,6 @@ export default class Header {
   renderSettings() {
     return this.levels.map(level => ({
       icon: level.svg,
-      name: level.tag,
       label: this.api.i18n.t(`Heading ${level.number}`),
       onActivate: () => this.setLevel(level.number),
       closeOnActivate: true,

From 4de2d8117cf4a55f4e9b4426aba499b2d2292efa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=82ngela=20Coelho?= <angela@pr.co>
Date: Fri, 12 Jan 2024 17:23:23 +0000
Subject: [PATCH 3/3] Add preserveBlank config param

---
 README.md    |  1 +
 src/index.js | 18 +++++++++++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e0d5d9a..bc4fb19 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,7 @@ All properties are optional.
 | placeholder  | `string`   | header's placeholder string |
 | levels       | `number[]` | enabled heading levels      |
 | defaultLevel | `number`   | default heading level       |
+| preserveBlank | `boolean` | (default: `false`) Whether or not to keep blank headers when saving editor data |
 
 ```javascript
 var editor = EditorJS({
diff --git a/src/index.js b/src/index.js
index 3e15171..75d99cb 100644
--- a/src/index.js
+++ b/src/index.js
@@ -18,6 +18,7 @@ import { IconH1, IconH2, IconH3, IconH4, IconH5, IconH6, IconHeading } from '@co
  * @property {string} placeholder — Block's placeholder
  * @property {number[]} levels — Heading levels
  * @property {number} defaultLevel — default level
+ * @property {boolean} preserveBlank - Whether or not to keep blank headers when saving editor data
  */
 
 /**
@@ -160,7 +161,11 @@ export default class Header {
    * @public
    */
   validate(blockData) {
-    return blockData.text.trim() !== '';
+    if (blockData.text.trim() === '' && !this.preserveBlank) {
+      return false;
+    }
+
+    return true;
   }
 
   /**
@@ -399,6 +404,17 @@ export default class Header {
     ) : availableLevels;
   }
 
+  /**
+   * Get preserveBlank
+   *
+   * @returns {preserveBlank}
+   */
+  get preserveBlank() {
+    let preserveBlank = this._settings.preserveBlank || false;
+
+    return preserveBlank;
+  }
+
   /**
    * Handle H1-H6 tags on paste to substitute it with header Tool
    *