refactor bg/js/util.js

1 files changed, 132 insertions, 0 deletions

diff --git a/ext/bg/js/options.js b/ext/bg/js/options.js
new file mode 100644
index 00000000..a9345fdd
--- /dev/null
+++ b/ext/bg/js/options.js
@@ -0,0 +1,132 @@
+/*
+ * 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/>.
+ */
+
+
+function optionsSetDefaults(options) {
+    const defaults = {
+        general: {
+            enable: true,
+            audioSource: 'jpod101',
+            audioVolume: 100,
+            groupResults: true,
+            debugInfo: false,
+            maxResults: 32,
+            showAdvanced: false,
+            popupWidth: 400,
+            popupHeight: 250,
+            popupOffset: 10,
+            showGuide: true
+        },
+
+        scanning: {
+            middleMouse: true,
+            selectText: true,
+            alphanumeric: true,
+            delay: 15,
+            length: 10,
+            modifier: 'shift'
+        },
+
+        dictionaries: {},
+
+        anki: {
+            enable: false,
+            server: 'http://127.0.0.1:8765',
+            tags: ['yomichan'],
+            htmlCards: true,
+            sentenceExt: 200,
+            terms: {deck: '', model: '', fields: {}},
+            kanji: {deck: '', model: '', fields: {}}
+        }
+    };
+
+    const combine = (target, source) => {
+        for (const key in source) {
+            if (!target.hasOwnProperty(key)) {
+                target[key] = source[key];
+            }
+        }
+    };
+
+    combine(options, defaults);
+    combine(options.general, defaults.general);
+    combine(options.scanning, defaults.scanning);
+    combine(options.anki, defaults.anki);
+    combine(options.anki.terms, defaults.anki.terms);
+    combine(options.anki.kanji, defaults.anki.kanji);
+
+    return options;
+}
+
+function optionsVersion(options) {
+    const fixups = [
+        () => {},
+        () => {},
+        () => {},
+        () => {},
+        () => {
+            if (options.general.audioPlayback) {
+                options.general.audioSource = 'jpod101';
+            } else {
+                options.general.audioSource = 'disabled';
+            }
+        },
+        () => {
+            options.general.showGuide = false;
+        },
+        () => {
+            if (options.scanning.requireShift) {
+                options.scanning.modifier = 'shift';
+            } else {
+                options.scanning.modifier = 'none';
+            }
+        }
+    ];
+
+    optionsSetDefaults(options);
+    if (!options.hasOwnProperty('version')) {
+        options.version = fixups.length;
+    }
+
+    while (options.version < fixups.length) {
+        fixups[options.version++]();
+    }
+
+    return options;
+}
+
+function optionsLoad() {
+    return new Promise((resolve, reject) => {
+        chrome.storage.local.get(null, store => resolve(store.options));
+    }).then(optionsStr => {
+        return optionsStr ? JSON.parse(optionsStr) : {};
+    }).catch(error => {
+        return {};
+    }).then(options => {
+        return optionsVersion(options);
+    });
+}
+
+function optionsSave(options) {
+    return new Promise((resolve, reject) => {
+        chrome.storage.local.set({options: JSON.stringify(options)}, resolve);
+    }).then(() => {
+        instYomi().optionsSet(options);
+        fgOptionsSet(options);
+    });
+}