String frequency support (#1989)

* Restore support for string frequency values

* Add support for {value, displayValue} frequencies

* Update test data

* Improve number parsing of string frequencies

* Improve reading detection

* Expose a displayValue property for frequency information

* Update docs

* Expose displayValue to Anki note data

* Fix translator

* Update display generation

* Update test data

* Update counts

1 files changed, 25 insertions, 1 deletions

diff --git a/ext/data/schemas/dictionary-kanji-meta-bank-v3-schema.json b/ext/data/schemas/dictionary-kanji-meta-bank-v3-schema.json
index 49f7c813..0864c9aa 100644
--- a/ext/data/schemas/dictionary-kanji-meta-bank-v3-schema.json
+++ b/ext/data/schemas/dictionary-kanji-meta-bank-v3-schema.json
@@ -1,5 +1,29 @@
 {
     "$schema": "http://json-schema.org/draft-07/schema#",
+    "definitions": {
+        "frequency": {
+            "oneOf": [
+                {
+                    "type": ["string", "number"]
+                },
+                {
+                    "type": "object",
+                    "additionalProperties": false,
+                    "required": [
+                        "value"
+                    ],
+                    "properties": {
+                        "value": {
+                            "type": "number"
+                        },
+                        "displayValue": {
+                            "type": "string"
+                        }
+                    }
+                }
+            ]
+        }
+    },
     "type": "array",
     "description": "Custom metadata for kanji characters.",
     "additionalItems": {
@@ -17,7 +41,7 @@
                 "description": "Type of data. \"freq\" corresponds to frequency information."
             },
             {
-                "type": ["number"],
+                "$ref": "#/definitions/frequency",
                 "description": "Data for the character."
             }
         ]