Dictionary deinflections (#503)

* wip

* wip

* fix v3

* wip

* fix tests

* fix maxitems

* hide deinflection definitions

* fix anki template

* undo unnecessary change

* delete console.log

* refactor

* add set false to handlebars

* lint

* fix tests

* fix comments

* fix

* use Map in areArraysEqualIgnoreOrder

* move inflection source icons to css

* lint

* improve naming

* fix tests

* add test

* typescript

* use for of

* wip

* comments

* anki template upgrade

* update descriptions

6 files changed, 30 insertions, 6 deletions

diff --git a/types/ext/anki-templates.d.ts b/types/ext/anki-templates.d.ts
index 098873e6..7348b571 100644
--- a/types/ext/anki-templates.d.ts
+++ b/types/ext/anki-templates.d.ts
@@ -172,7 +172,7 @@ export type TermDictionaryEntry = {
     source: string | null;
     rawSource: string | null;
     sourceTerm?: string | null;
-    reasons: string[];
+    inflectionRuleChainCandidates: Dictionary.InflectionRuleChainCandidate[];
     score: number;
     isPrimary?: boolean;
     readonly sequence: number;
diff --git a/types/ext/dictionary-data.d.ts b/types/ext/dictionary-data.d.ts
index 0e0edd5c..82e0f00d 100644
--- a/types/ext/dictionary-data.d.ts
+++ b/types/ext/dictionary-data.d.ts
@@ -90,6 +90,11 @@ export type KanjiV3 = [
 ];
 
 export type TermGlossary = (
+    TermGlossaryContent |
+    TermGlossaryDeinflection
+);
+
+export type TermGlossaryContent = (
     TermGlossaryString |
     TermGlossaryText |
     TermGlossaryImage |
@@ -100,6 +105,10 @@ export type TermGlossaryString = string;
 export type TermGlossaryText = {type: 'text', text: string};
 export type TermGlossaryImage = {type: 'image'} & TermImage;
 export type TermGlossaryStructuredContent = {type: 'structured-content', content: StructuredContent.Content};
+export type TermGlossaryDeinflection = [
+    uninflected: string,
+    inflectionRuleChain: string[],
+];
 
 export type TermImage = StructuredContent.ImageElementBase & {
     // Compatibility properties
diff --git a/types/ext/dictionary.d.ts b/types/ext/dictionary.d.ts
index 7c348e7f..ed7769a9 100644
--- a/types/ext/dictionary.d.ts
+++ b/types/ext/dictionary.d.ts
@@ -208,9 +208,9 @@ export type TermDictionaryEntry = {
      */
     isPrimary: boolean;
     /**
-     * A list of inflections that was applied to get the term.
+     * Ways that a looked-up word might be an inflected form of this term.
      */
-    inflections: string[];
+    inflectionRuleChainCandidates: InflectionRuleChainCandidate[];
     /**
      * A score for the dictionary entry.
      */
@@ -253,6 +253,15 @@ export type TermDictionaryEntry = {
     frequencies: TermFrequency[];
 };
 
+export type InflectionRuleChainCandidate = {
+    source: InflectionSource;
+    inflectionRules: InflectionRuleChain;
+};
+
+export type InflectionRuleChain = string[];
+
+export type InflectionSource = 'algorithm' | 'dictionary' | 'both';
+
 /**
  * A term headword is a combination of a term, reading, and auxiliary information.
  */
@@ -337,7 +346,7 @@ export type TermDefinition = {
     /**
      * The definition entries.
      */
-    entries: DictionaryData.TermGlossary[];
+    entries: DictionaryData.TermGlossaryContent[];
 };
 
 /**
diff --git a/types/ext/settings.d.ts b/types/ext/settings.d.ts
index b95691b2..a3d3e141 100644
--- a/types/ext/settings.d.ts
+++ b/types/ext/settings.d.ts
@@ -259,6 +259,7 @@ export type DictionaryOptions = {
     allowSecondarySearches: boolean;
     definitionsCollapsible: DictionaryDefinitionsCollapsible;
     partsOfSpeechFilter: boolean;
+    useDeinflections: boolean;
 };
 
 export type ParsingOptions = {
diff --git a/types/ext/translation-internal.d.ts b/types/ext/translation-internal.d.ts
index 5845b45d..15456e41 100644
--- a/types/ext/translation-internal.d.ts
+++ b/types/ext/translation-internal.d.ts
@@ -16,6 +16,7 @@
  */
 
 import type * as DictionaryDatabase from './dictionary-database';
+import type * as Dictionary from './dictionary';
 import type * as Translation from './translation';
 
 export type TextDeinflectionOptions = [
@@ -52,7 +53,7 @@ export enum DeinflectionRuleFlags {
 export type Deinflection = {
     term: string;
     rules: DeinflectionRuleFlags;
-    reasons: string[];
+    reasons: Dictionary.InflectionRuleChain;
 };
 
 export type DatabaseDeinflection = {
@@ -60,6 +61,6 @@ export type DatabaseDeinflection = {
     transformedText: string;
     deinflectedText: string;
     rules: DeinflectionRuleFlags;
-    reasons: string[];
+    inflectionRuleChainCandidates: Dictionary.InflectionRuleChainCandidate[];
     databaseEntries: DictionaryDatabase.TermEntry[];
 };
diff --git a/types/ext/translation.d.ts b/types/ext/translation.d.ts
index d597c006..db0cf02f 100644
--- a/types/ext/translation.d.ts
+++ b/types/ext/translation.d.ts
@@ -177,6 +177,10 @@ export type FindTermDictionary = {
      * Whether this dictionary's part of speech rules should be used to filter results.
      */
     partsOfSpeechFilter: boolean;
+    /**
+     * Whether to use the deinflections from this dictionary.
+     */
+    useDeinflections: boolean;
 };
 
 export type TermEnabledDictionaryMap = Map<string, FindTermDictionary>;