4 files changed, 69 insertions, 48 deletions
diff --git a/ext/fg/js/driver.js b/ext/fg/js/driver.js
index 6ea7fbaf..c953481e 100644
--- a/ext/fg/js/driver.js
+++ b/ext/fg/js/driver.js
@@ -28,7 +28,7 @@ class Driver {
         this.pendingLookup = false;
         this.options = null;
 
-        getOptions().then(options => {
+        bgOptionsGet().then(options => {
             this.options = options;
             window.addEventListener('mouseover', this.onMouseOver.bind(this));
             window.addEventListener('mousedown', this.onMouseDown.bind(this));
@@ -115,7 +115,7 @@ class Driver {
             return;
         }
 
-        const textSource = textSourceFromPoint(point, this.options.scanning.imposter);
+        const textSource = docRangeFromPoint(point, this.options.scanning.imposter);
         if (textSource === null || !textSource.containsPoint(point)) {
             return;
         }
@@ -139,14 +139,14 @@ class Driver {
     searchTerms(textSource) {
         textSource.setEndOffset(this.options.scanning.length);
 
-        const findFunc = this.options.general.groupResults ? findTermsGrouped : findTerms;
+        const findFunc = this.options.general.groupResults ? bgTermsFindGrouped : bgTermsFind;
         return findFunc(textSource.text()).then(({definitions, length}) => {
             if (definitions.length === 0) {
                 return false;
             } else {
                 textSource.setEndOffset(length);
 
-                const sentence = extractSentence(textSource, this.options.anki.sentenceExt);
+                const sentence = docSentenceExtract(textSource, this.options.anki.sentenceExt);
                 const url = window.location.href;
 
                 this.popup.showNextTo(textSource.getRect());
@@ -165,11 +165,11 @@ class Driver {
     searchKanji(textSource) {
         textSource.setEndOffset(1);
 
-        return findKanji(textSource.text()).then(definitions => {
+        return bgKanjiFind(textSource.text()).then(definitions => {
             if (definitions.length === 0) {
                 return false;
             } else {
-                const sentence = extractSentence(textSource, this.options.anki.sentenceExt);
+                const sentence = docSentenceExtract(textSource, this.options.anki.sentenceExt);
                 const url = window.location.href;
 
                 this.popup.showNextTo(textSource.getRect());
@@ -186,7 +186,7 @@ class Driver {
     }
 
     searchClear() {
-        destroyImposters();
+        docImposterDestroy();
         this.popup.hide();
 
         if (this.options.scanning.selectText && this.lastTextSource !== null) {
@@ -203,7 +203,7 @@ class Driver {
                 this.popup.showOrphaned();
             }
         } else {
-            showError(error);
+            errorShow(error);
         }
     }
 
diff --git a/ext/fg/js/frame.js b/ext/fg/js/frame.js
index 97d95c26..b5077531 100644
--- a/ext/fg/js/frame.js
+++ b/ext/fg/js/frame.js
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+
 class Frame {
     constructor() {
         this.definitions = [];
@@ -48,14 +49,14 @@ class Frame {
         this.showSpinner(false);
         window.scrollTo(0, 0);
 
-        renderText(params, 'terms.html').then(content => {
+        bgTextRender(params, 'terms.html').then(content => {
             $('#content').html(content);
             $('.action-add-note').click(this.onAddNote.bind(this));
 
             $('.kanji-link').click(e => {
                 e.preventDefault();
                 const character = $(e.target).text();
-                findKanji(character).then(definitions => this.api_showKanjiDefs({definitions, options, context}));
+                bgKanjiFind(character).then(definitions => this.api_showKanjiDefs({definitions, options, context}));
             });
 
             $('.action-play-audio').click(e => {
@@ -86,7 +87,7 @@ class Frame {
         this.showSpinner(false);
         window.scrollTo(0, 0);
 
-        renderText(params, 'kanji.html').then(content => {
+        bgTextRender(params, 'kanji.html').then(content => {
             $('#content').html(content);
             $('.action-add-note').click(this.onAddNote.bind(this));
 
@@ -115,19 +116,19 @@ class Frame {
 
         const definition = this.definitions[index];
         if (mode !== 'kanji') {
-            const url = buildAudioUrl(definition);
-            const filename = buildAudioFilename(definition);
+            const url = audioUrlBuild(definition);
+            const filename = audioFilenameBuild(definition);
             if (url && filename) {
                 definition.audio = {url, filename};
             }
         }
 
-        addDefinition(definition, mode).then(success => {
+        bgDefinitionAdd(definition, mode).then(success => {
             if (success) {
                 const button = this.findAddNoteButton(index, mode);
                 button.addClass('disabled');
             } else {
-                showError('note could not be added');
+                errorShow('note could not be added');
             }
         }).catch(error => {
             this.handleError(error);
@@ -137,7 +138,7 @@ class Frame {
     }
 
     updateAddNoteButtons(modes, sequence) {
-        canAddDefinitions(this.definitions, modes).then(states => {
+        bgDefinitionsAddable(this.definitions, modes).then(states => {
             if (states === null) {
                 return;
             }
@@ -180,7 +181,7 @@ class Frame {
             }
         }
 
-        const url = buildAudioUrl(definition);
+        const url = audioUrlBuild(definition);
         if (!url) {
             return;
         }
@@ -206,7 +207,7 @@ class Frame {
         if (window.orphaned) {
             this.api_showOrphaned();
         } else {
-            showError(error);
+            errorShow(error);
         }
     }
 }
diff --git a/ext/fg/js/gecko.js b/ext/fg/js/gecko.js
index e47d2ebe..4057b95c 100644
--- a/ext/fg/js/gecko.js
+++ b/ext/fg/js/gecko.js
@@ -20,6 +20,7 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+
 if (!document.caretRangeFromPoint) {
     document.caretRangeFromPoint = (x, y) => {
         const position = document.caretPositionFromPoint(x,y);
diff --git a/ext/fg/js/util.js b/ext/fg/js/util.js
index 01df01d7..85552a31 100644
--- a/ext/fg/js/util.js
+++ b/ext/fg/js/util.js
@@ -17,7 +17,11 @@
  */
 
 
-function invokeBgApi(action, params) {
+/*
+ * Background
+ */
+
+function bgInvoke(action, params) {
     return new Promise((resolve, reject) => {
         try {
             chrome.runtime.sendMessage({action, params}, ({result, error}) => {
@@ -34,39 +38,40 @@ function invokeBgApi(action, params) {
     });
 }
 
-function showError(error) {
-    window.alert(`Error: ${error}`);
+function bgOptionsGet() {
+    return bgInvoke('optionsGet', {});
 }
 
-function getOptions() {
-    return invokeBgApi('getOptions', {});
+function bgTermsFind(text) {
+    return bgInvoke('termsFind', {text});
 }
 
-function findTerms(text) {
-    return invokeBgApi('findTerms', {text});
+function bgTermsFindGrouped(text) {
+    return bgInvoke('termsFindGrouped', {text});
 }
 
-function findTermsGrouped(text) {
-    return invokeBgApi('findTermsGrouped', {text});
+function bgKanjiFind(text) {
+    return bgInvoke('kanjiFind', {text});
 }
 
-function findKanji(text) {
-    return invokeBgApi('findKanji', {text});
+function bgTextRender(data, template) {
+    return bgInvoke('textRender', {data, template});
 }
 
-function renderText(data, template) {
-    return invokeBgApi('renderText', {data, template});
+function bgDefinitionsAddable(definitions, modes) {
+    return bgInvoke('definitionsAddable', {definitions, modes}).catch(() => null);
 }
 
-function canAddDefinitions(definitions, modes) {
-    return invokeBgApi('canAddDefinitions', {definitions, modes}).catch(() => null);
+function bgDefinitionAdd(definition, mode) {
+    return bgInvoke('definitionAdd', {definition, mode});
 }
 
-function addDefinition(definition, mode) {
-    return invokeBgApi('addDefinition', {definition, mode});
-}
 
-function getElementOffset(element) {
+/*
+ * Document
+ */
+
+function docOffsetCalc(element) {
     const scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
     const scrollLeft = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft;
 
@@ -80,14 +85,14 @@ function getElementOffset(element) {
     return {top, left};
 }
 
-function createImposter(element) {
+function docImposterCreate(element) {
     const styleProps = window.getComputedStyle(element);
     const stylePairs = [];
     for (const key of styleProps) {
         stylePairs.push(`${key}: ${styleProps[key]};`);
     }
 
-    const offset = getElementOffset(element);
+    const offset = docOffsetCalc(element);
     const imposter = document.createElement('div');
     imposter.className = 'yomichan-imposter';
     imposter.innerText = element.value;
@@ -105,39 +110,39 @@ function createImposter(element) {
     imposter.scrollLeft = element.scrollLeft;
 }
 
-function destroyImposters() {
+function docImposterDestroy() {
     for (const element of document.getElementsByClassName('yomichan-imposter')) {
         element.parentNode.removeChild(element);
     }
 }
 
-function hideImposters() {
+function docImposterHide() {
     for (const element of document.getElementsByClassName('yomichan-imposter')) {
         element.style.visibility = 'hidden';
     }
 }
 
-function textSourceFromPoint(point, imposter) {
+function docRangeFromPoint(point, imposter) {
     const element = document.elementFromPoint(point.x, point.y);
     if (element !== null) {
         if (element.nodeName === 'IMG' || element.nodeName === 'BUTTON') {
             return new TextSourceElement(element);
         } else if (imposter && (element.nodeName === 'INPUT' || element.nodeName === 'TEXTAREA')) {
-            createImposter(element);
+            docImposterCreate(element);
         }
     }
 
     const range = document.caretRangeFromPoint(point.x, point.y);
     if (range !== null) {
-        hideImposters();
+        docImposterHide();
         return new TextSourceRange(range);
     }
 
-    destroyImposters();
+    docImposterDestroy();
     return null;
 }
 
-function extractSentence(source, extent) {
+function docSentenceExtract(source, extent) {
     const quotesFwd = {'「': '」', '『': '』', "'": "'", '"': '"'};
     const quotesBwd = {'」': '「', '』': '『', "'": "'", '"': '"'};
     const terminators = '…。．.？?！!';
@@ -192,7 +197,12 @@ function extractSentence(source, extent) {
     return content.substring(startPos, endPos).trim();
 }
 
-function buildAudioUrl(definition) {
+
+/*
+ * Audio
+ */
+
+function audioUrlBuild(definition) {
     let kana = definition.reading;
     let kanji = definition.expression;
 
@@ -216,7 +226,7 @@ function buildAudioUrl(definition) {
     return `https://assets.languagepod101.com/dictionary/japanese/audiomp3.php?${params.join('&')}`;
 }
 
-function buildAudioFilename(definition) {
+function audioFilenameBuild(definition) {
     if (!definition.reading && !definition.expression) {
         return null;
     }
@@ -231,3 +241,12 @@ function buildAudioFilename(definition) {
 
     return filename += '.mp3';
 }
+
+
+/*
+ * Error
+ */
+
+function errorShow(error) {
+    window.alert(`Error: ${error}`);
+}