Добавляем все файлы

main_plugin/dgrm/diagram/dgrm-srv.js

@@ -0,0 +1,32 @@
+const svrApi = 'https://localhost:7156/api';
+
+/**
+ * @param {string} key
+ * @param {DiagramSerialized} serialized
+ * @returns {Promise}
+ */
+export async function srvSave(key, serialized) {
+	return await fetch(`${svrApi}/${key}`, {
+		method: 'POST',
+		headers: { 'Content-Type': 'application/json;charset=utf-8'	},
+		body: JSON.stringify(serialized)
+	});
+}
+
+/**
+ * get diagram json by key
+ * @param {string} key
+ * @returns {Promise<DiagramSerialized>}
+ */
+export async function srvGet(key) {
+	return (await fetch(`${svrApi}/${key}`)).json();
+}
+
+export function generateKey() {
+	const arr = new Uint8Array((8 / 2));
+	window.crypto.getRandomValues(arr);
+	const date = new Date();
+	return `${date.getUTCFullYear()}${(date.getUTCMonth() + 1).toString().padStart(2, '0')}${Array.from(arr, dec => dec.toString(16).padStart(2, '0')).join('')}`;
+}
+
+/** @typedef { import("./dgrm-serialization").DiagramSerialized } DiagramSerialized */