From b5752a451e93cc58b281552fc64125f807e32e15 Mon Sep 17 00:00:00 2001
From: Ewan Fox <ewan@ewanfox.com>
Date: Sun, 20 Aug 2023 05:02:48 +0100
Subject: Add Intuitive Permission Toggle to Welcome Page (#214)

---
 .../settings/recommended-permissions-controller.js | 74 ++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 ext/js/pages/settings/recommended-permissions-controller.js

(limited to 'ext/js/pages/settings')

diff --git a/ext/js/pages/settings/recommended-permissions-controller.js b/ext/js/pages/settings/recommended-permissions-controller.js
new file mode 100644
index 00000000..3d25d5eb
--- /dev/null
+++ b/ext/js/pages/settings/recommended-permissions-controller.js
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2023  Yomitan Authors
+ * Copyright (C) 2021-2022  Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+class RecommendedPermissionsController {
+    constructor(settingsController) {
+        this._settingsController = settingsController;
+        this._originToggleNodes = null;
+        this._eventListeners = new EventListenerCollection();
+        this._errorContainer = null;
+    }
+
+    async prepare() {
+        this._originToggleNodes = document.querySelectorAll('.recommended-permissions-toggle');
+        this._errorContainer = document.querySelector('#recommended-permissions-error');
+        for (const node of this._originToggleNodes) {
+            node.addEventListener('change', this._onOriginToggleChange.bind(this), false);
+        }
+
+        this._settingsController.on('permissionsChanged', this._onPermissionsChanged.bind(this));
+        await this._updatePermissions();
+    }
+
+    // Private
+
+    _onPermissionsChanged({permissions}) {
+        this._eventListeners.removeAllEventListeners();
+        const originsSet = new Set(permissions.origins);
+        for (const node of this._originToggleNodes) {
+            node.checked = originsSet.has(node.dataset.origin);
+        }
+    }
+
+    _onOriginToggleChange(e) {
+        const node = e.currentTarget;
+        const value = node.checked;
+        node.checked = !value;
+
+        const {origin} = node.dataset;
+        this._setOriginPermissionEnabled(origin, value);
+    }
+
+    async _updatePermissions() {
+        const permissions = await this._settingsController.permissionsUtil.getAllPermissions();
+        this._onPermissionsChanged({permissions});
+    }
+
+    async _setOriginPermissionEnabled(origin, enabled) {
+        let added = false;
+        try {
+            added = await this._settingsController.permissionsUtil.setPermissionsGranted({origins: [origin]}, enabled);
+        } catch (e) {
+            this._errorContainer.hidden = false;
+            this._errorContainer.textContent = e.message;
+        }
+        if (!added) { return false; }
+        await this._updatePermissions();
+        return true;
+    }
+}
-- 
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