Stroke count marker (#1251)

* Add stroke-count definition

* Update options

* Update documentation

* Add helper

6 files changed, 46 insertions, 3 deletions

diff --git a/ext/bg/data/anki-field-templates-upgrade-v8.handlebars b/ext/bg/data/anki-field-templates-upgrade-v8.handlebars
new file mode 100644
index 00000000..a5056364
--- /dev/null
+++ b/ext/bg/data/anki-field-templates-upgrade-v8.handlebars
@@ -0,0 +1,14 @@
+{{#*inline "stroke-count"}}
+    {{~#scope~}}
+        {{~#set "found" false}}{{/set~}}
+        {{~#each definition.stats.misc~}}
+            {{~#if (op "===" name "strokes")~}}
+                {{~#set "found" true}}{{/set~}}
+                Stroke count: {{value}}
+            {{~/if~}}
+        {{~/each~}}
+        {{~#if (op "!" (get "found"))~}}
+            Stroke count: Unknown
+        {{~/if~}}
+    {{~/scope~}}
+{{/inline}}
diff --git a/ext/bg/data/default-anki-field-templates.handlebars b/ext/bg/data/default-anki-field-templates.handlebars
index 1024e2e6..a0aff5d2 100644
--- a/ext/bg/data/default-anki-field-templates.handlebars
+++ b/ext/bg/data/default-anki-field-templates.handlebars
@@ -323,4 +323,19 @@
     {{~/if~}}
 {{/inline}}
 
+{{#*inline "stroke-count"}}
+    {{~#scope~}}
+        {{~#set "found" false}}{{/set~}}
+        {{~#each definition.stats.misc~}}
+            {{~#if (op "===" name "strokes")~}}
+                {{~#set "found" true}}{{/set~}}
+                Stroke count: {{value}}
+            {{~/if~}}
+        {{~/each~}}
+        {{~#if (op "!" (get "found"))~}}
+            Stroke count: Unknown
+        {{~/if~}}
+    {{~/scope~}}
+{{/inline}}
+
 {{~> (lookup . "marker") ~}}
diff --git a/ext/bg/js/options.js b/ext/bg/js/options.js
index 026d75c5..a8cdd885 100644
--- a/ext/bg/js/options.js
+++ b/ext/bg/js/options.js
@@ -487,7 +487,7 @@ class OptionsUtil {
                 update: this._updateVersion7.bind(this)
             },
             {
-                async: false,
+                async: true,
                 update: this._updateVersion8.bind(this)
             }
         ];
@@ -680,7 +680,7 @@ class OptionsUtil {
         return options;
     }
 
-    _updateVersion8(options) {
+    async _updateVersion8(options) {
         // Version 8 changes:
         //  Added translation.textReplacements.
         //  Moved anki.sentenceExt to sentenceParsing.scanExtent.
@@ -690,6 +690,8 @@ class OptionsUtil {
         //  Added inputs.hotkeys.
         //  Added anki.suspendNewCards.
         //  Added popupWindow.
+        //  Updated handlebars templates to include "stroke-count" definition.
+        await this._addFieldTemplatesToOptions(options, '/bg/data/anki-field-templates-upgrade-v8.handlebars');
         for (const profile of options.profiles) {
             profile.options.translation.textReplacements = {
                 searchOriginal: true,
diff --git a/ext/bg/js/settings/anki-controller.js b/ext/bg/js/settings/anki-controller.js
index fbd058ee..49bdea60 100644
--- a/ext/bg/js/settings/anki-controller.js
+++ b/ext/bg/js/settings/anki-controller.js
@@ -118,6 +118,7 @@ class AnkiController {
                     'onyomi',
                     'screenshot',
                     'sentence',
+                    'stroke-count',
                     'tags',
                     'url'
                 ];
diff --git a/ext/bg/js/template-renderer.js b/ext/bg/js/template-renderer.js
index 4bf9448e..ae39e478 100644
--- a/ext/bg/js/template-renderer.js
+++ b/ext/bg/js/template-renderer.js
@@ -107,7 +107,8 @@ class TemplateRenderer {
             ['property',         this._property.bind(this)],
             ['noop',             this._noop.bind(this)],
             ['isMoraPitchHigh',  this._isMoraPitchHigh.bind(this)],
-            ['getKanaMorae',     this._getKanaMorae.bind(this)]
+            ['getKanaMorae',     this._getKanaMorae.bind(this)],
+            ['typeof',           this._getTypeof.bind(this)]
         ];
 
         for (const [name, helper] of helpers) {
@@ -406,4 +407,10 @@ class TemplateRenderer {
     _getKanaMorae(context, text) {
         return this._japaneseUtil.getKanaMorae(`${text}`);
     }
+
+    _getTypeof(context, ...args) {
+        const ii = args.length - 1;
+        const value = (ii > 0 ? args[0] : args[ii].fn(context));
+        return typeof value;
+    }
 }
diff --git a/ext/bg/settings2.html b/ext/bg/settings2.html
index 33edca69..d7d77399 100644
--- a/ext/bg/settings2.html
+++ b/ext/bg/settings2.html
@@ -2602,6 +2602,10 @@
                     <td><code class="anki-field-marker">{onyomi}</code></td>
                     <td>Onyomi (Chinese reading) for the kanji, expressed as hiragana.</td>
                 </tr>
+                <tr>
+                    <td><code class="anki-field-marker">{stroke-count}</code></td>
+                    <td>Number of strokes that the kanji character has.</td>
+                </tr>
             </tbody>
             <thead>
                 <tr>