merge 036, everything broken

sdk/lib/util/GetSystemSmtp.ts

@@ -0,0 +1,37 @@
+import { Effects } from "../types"
+
+export class GetSystemSmtp {
+  constructor(readonly effects: Effects) {}
+
+  /**
+   * Returns the system SMTP credentials. Restarts the service if the credentials change
+   */
+  const() {
+    return this.effects.getSystemSmtp({
+      callback: this.effects.restart,
+    })
+  }
+  /**
+   * Returns the system SMTP credentials. Does nothing if the credentials change
+   */
+  once() {
+    return this.effects.getSystemSmtp({
+      callback: () => {},
+    })
+  }
+  /**
+   * Watches the system SMTP credentials. Takes a custom callback function to run whenever the credentials change
+   */
+  async *watch() {
+    while (true) {
+      let callback: () => void
+      const waitForNext = new Promise<void>((resolve) => {
+        callback = resolve
+      })
+      yield await this.effects.getSystemSmtp({
+        callback: () => callback(),
+      })
+      await waitForNext
+    }
+  }
+}