From 5a7db96febd4e3cb2aa519610da75e0bccd69a7f Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Thu, 23 May 2019 21:30:07 +0900
Subject: Move some navigation operations to background

---
 src/background/usecases/NavigateUseCase.ts | 40 ++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 src/background/usecases/NavigateUseCase.ts

(limited to 'src/background/usecases')

diff --git a/src/background/usecases/NavigateUseCase.ts b/src/background/usecases/NavigateUseCase.ts
new file mode 100644
index 0000000..76e1c8e
--- /dev/null
+++ b/src/background/usecases/NavigateUseCase.ts
@@ -0,0 +1,40 @@
+import { injectable } from 'tsyringe';
+import NavigateClient from '../clients/NavigateClient';
+import TabPresenter from '../presenters/TabPresenter';
+
+@injectable()
+export default class NavigateUseCase {
+  constructor(
+    private tabPresenter: TabPresenter,
+    private navigateClient: NavigateClient,
+  ) {
+  }
+
+  async openHistoryNext(): Promise<void> {
+    let tab = await this.tabPresenter.getCurrent();
+    await this.navigateClient.historyNext(tab.id!!);
+  }
+
+  async openHistoryPrev(): Promise<void> {
+    let tab = await this.tabPresenter.getCurrent();
+    await this.navigateClient.historyPrev(tab.id!!);
+  }
+
+  async openLinkNext(): Promise<void> {
+    let tab = await this.tabPresenter.getCurrent();
+    await this.navigateClient.linkNext(tab.id!!);
+  }
+
+  async openLinkPrev(): Promise<void> {
+    let tab = await this.tabPresenter.getCurrent();
+    await this.navigateClient.linkPrev(tab.id!!);
+  }
+
+  openParent(): Promise<void> {
+    throw new Error('not implemented');
+  }
+
+  openRoot(): Promise<void> {
+    throw new Error('not implemented');
+  }
+}
-- 
cgit v1.2.3