Sync engine (#298)

Fixes #261
2023-01-13 15:41:29 +01:00
parent de6f531e91
commit a56e14bff1
51 changed files with 1033 additions and 1418 deletions
@@ -0,0 +1,88 @@
+import { store } from "$sb/plugos-syscall/mod.ts";
+import { editor, sync, system } from "$sb/silverbullet-syscall/mod.ts";
+import type { SyncEndpoint } from "$sb/silverbullet-syscall/sync.ts";
+
+export async function configureCommand() {
+  const url = await editor.prompt(
+    "Enter the URL of the remote space to sync with",
+    "https://",
+  );
+  if (!url) {
+    return;
+  }
+
+  const user = await editor.prompt("Username (if any):");
+  let password = undefined;
+  if (user) {
+    password = await editor.prompt("Password:");
+  }
+
+  const syncConfig: SyncEndpoint = {
+    url,
+    user,
+    password,
+  };
+
+  try {
+    await system.invokeFunction("server", "check", syncConfig);
+  } catch (e: any) {
+    await editor.flashNotification(
+      `Sync configuration failed: ${e.message}`,
+      "error",
+    );
+    return;
+  }
+
+  await store.batchSet([
+    { key: "sync.config", value: syncConfig },
+    // Empty initial snapshot
+    { key: "sync.snapshot", value: {} },
+  ]);
+
+  await editor.flashNotification("Sync configuration saved.");
+
+  return syncConfig;
+}
+
+export async function syncCommand() {
+  let config: SyncEndpoint | undefined = await store.get("sync.config");
+  if (!config) {
+    config = await configureCommand();
+    if (!config) {
+      return;
+    }
+  }
+  await editor.flashNotification("Starting sync...");
+  try {
+    const operations = await system.invokeFunction("server", "performSync");
+    await editor.flashNotification(
+      `Sync complete. Performed ${operations} operations.`,
+    );
+  } catch (e: any) {
+    await editor.flashNotification(
+      `Sync failed: ${e.message}`,
+      "error",
+    );
+  }
+}
+
+// Run on server
+export function check(config: SyncEndpoint) {
+  return sync.check(config);
+}
+
+// Run on server
+export async function performSync() {
+  const config: SyncEndpoint = await store.get("sync.config");
+  const snapshot = await store.get("sync.snapshot");
+  const { snapshot: newSnapshot, operations, error } = await sync.sync(
+    config,
+    snapshot,
+  );
+  await store.set("sync.snapshot", newSnapshot);
+  if (error) {
+    console.error("Sync error", error);
+    throw new Error(error);
+  }
+  return operations;
+}