First steps to creating a new node

static/js/node.mjs

@@ -342,11 +342,11 @@ export class NodeUINative {
 			this.render()
 		})
 
-		_mbus.subscribe('NODE_MODIFIED', ()=>{
+		_mbus.subscribe('NODE_MODIFIED', () => {
 			document.querySelector('#crumbs .crumbs')?.classList.add('node-modified')
 		})
 
-		_mbus.subscribe('NODE_UNMODIFIED', ()=>{
+		_mbus.subscribe('NODE_UNMODIFIED', () => {
 			document.querySelector('#crumbs .crumbs')?.classList.remove('node-modified')
 		})
 	}// }}}
@@ -359,7 +359,7 @@ export class NodeUINative {
 			</div>
 		`
 
-		tmpl.content.querySelector('#node-content').addEventListener('input', event=>this.contentChanged(event))
+		tmpl.content.querySelector('#node-content').addEventListener('input', event => this.contentChanged(event))
 
 		return tmpl.content
 	}// }}}
@@ -392,7 +392,20 @@ export class Node {
 		if (a.data.Name > b.data.Name) return 0
 		return 0
 	}//}}}
+	static create(name, parentUUID) {
+		return new Node({
+			UUID: uuidv7(),
+			Created: (new Date()).toISOString(),
+			Content: '',
+			Name: name,
+			ParentUUID: parentUUID,
+			Markdown: false,
+			History: false,
+		})
+	}
+
 	constructor(nodeData, level) {//{{{
+
 		this.Level = level
 		this.data = nodeData
 		this.UUID = nodeData.UUID
@@ -525,4 +538,30 @@ export class Node {
 	}//}}}
 }
 
+function uuidv7() {
+	// random bytes
+	const value = new Uint8Array(16)
+	crypto.getRandomValues(value)
+
+	// current timestamp in ms
+	const timestamp = BigInt(Date.now())
+
+	// timestamp
+	value[0] = Number((timestamp >> 40n) & 0xffn)
+	value[1] = Number((timestamp >> 32n) & 0xffn)
+	value[2] = Number((timestamp >> 24n) & 0xffn)
+	value[3] = Number((timestamp >> 16n) & 0xffn)
+	value[4] = Number((timestamp >> 8n) & 0xffn)
+	value[5] = Number(timestamp & 0xffn)
+
+	// version and variant
+	value[6] = (value[6] & 0x0f) | 0x70
+	value[8] = (value[8] & 0x3f) | 0x80
+
+	const str = Array.from(value)
+		.map((b) => b.toString(16).padStart(2, "0"))
+		.join("")
+	return `${str.slice(0, 8)}-${str.slice(8, 12)}-${str.slice(12, 16)}-${str.slice(16, 20)}-${str.slice(20)}`
+}
+
 // vim: foldmethod=marker