1 files changed, 73 insertions, 0 deletions
diff --git a/ext/bg/yomichan.js b/ext/bg/yomichan.js
new file mode 100644
index 00000000..196785e1
--- /dev/null
+++ b/ext/bg/yomichan.js
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2016  Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+
+class Yomichan {
+    constructor() {
+        this.translator = new Translator();
+        this.res = {
+            rules:    'bg/data/rules.json',
+            edict:    'bg/data/edict.json',
+            enamdict: 'bg/data/enamdict.json',
+            kanjidic: 'bg/data/kanjidic.json'
+        };
+
+        this.updateState('disabled');
+
+        chrome.runtime.onMessage.addListener(this.onMessage.bind(this));
+        chrome.browserAction.onClicked.addListener(this.onBrowserAction.bind(this));
+    }
+
+    onFindTerm({term}) {
+        return this.translator.findTerm(term);
+    }
+
+    onMessage(request, sender, callback) {
+        const {action, data} = request;
+        const handler = {
+            findTerm: this.onFindTerm
+        }[action];
+
+        if (handler !== null) {
+            const result = handler.call(this, data);
+            if (callback !== null) {
+                callback(result);
+            }
+        }
+    }
+
+    onBrowserAction(tab) {
+        switch (this.state) {
+            case 'disabled':
+                this.updateState('loading');
+                this.translator.loadData(this.res, () => this.updateState('enabled'));
+                break;
+            case 'enabled':
+                this.updateState('disabled');
+                break;
+        }
+    }
+
+    updateState(state) {
+        const text = {'disabled': '', 'enabled': 'on', 'loading': '...'}[state];
+        chrome.browserAction.setBadgeText({text: text});
+        this.state = state;
+    }
+}
+
+window.yomichan = new Yomichan();