From 87ed1f43a96a67c4901c267aee96784de1d45889 Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Sun, 22 Jul 2018 09:30:01 +0900
Subject: Version as Clean Architecture

---
 src/background/usecases/version.js | 41 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 src/background/usecases/version.js

(limited to 'src/background/usecases')

diff --git a/src/background/usecases/version.js b/src/background/usecases/version.js
new file mode 100644
index 0000000..a681bdf
--- /dev/null
+++ b/src/background/usecases/version.js
@@ -0,0 +1,41 @@
+import manifest from '../../../manifest.json';
+import VersionRepository from '../repositories/version';
+import TabRepository from '../repositories/tab';
+import Notifier from '../infrastructures/notifier';
+
+export default class VersionInteractor {
+  constructor() {
+    this.versionRepository = new VersionRepository();
+    this.tabRepository = new TabRepository();
+    this.notifier = new Notifier();
+  }
+
+  async notifyIfUpdated() {
+    if (!await this.checkUpdated()) {
+      return;
+    }
+
+    let title = 'Vim Vixen ' + manifest.version + ' has been installed';
+    let message = 'Click here to see release notes';
+    this.notifier.notify(title, message, () => {
+      let url = this.releaseNoteUrl(manifest.version);
+      this.tabRepository.create(url);
+    });
+    this.versionRepository.update(manifest.version);
+  }
+
+  async checkUpdated() {
+    let prev = await this.versionRepository.get();
+    if (!prev) {
+      return true;
+    }
+    return manifest.version !== prev;
+  }
+
+  releaseNoteUrl(version) {
+    if (version) {
+      return 'https://github.com/ueokande/vim-vixen/releases/tag/' + version;
+    }
+    return 'https://github.com/ueokande/vim-vixen/releases/';
+  }
+}
-- 
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