LWS-263: Supersearch pills

lxl-web/src/lib/components/Search.svelte

@@ -2,7 +2,7 @@
 	import { env } from '$env/dynamic/public';
 	import { page } from '$app/stores';
 	import { afterNavigate } from '$app/navigation';
-	import { SuperSearch } from 'supersearch';
+	import { SuperSearch, lxlQualifierPlugin } from 'supersearch';
 	import addDefaultSearchParams from '$lib/utils/addDefaultSearchParams';
 	import getSortedSearchParams from '$lib/utils/getSortedSearchParams';
 	import BiSearch from '~icons/bi/search';
@@ -70,6 +70,7 @@
 					_limit: '10'
 				})}
 			paginationQueryFn={handlePaginationQuery}
+			extensions={[lxlQualifierPlugin]}
 		>
 			{#snippet resultItem(item)}
 				<button type="button">

lxl-web/src/lib/styles/lxlquery.css

@@ -1,28 +1,17 @@
-.lxlq.qualifier {
-	color: green;
+.lxl-qualifier,
+.lxl-qualifier-remove {
+	background: rgba(14, 113, 128, 0.15);
+	padding: 2px 5px;
 }
 
-.lxlq.qualifier-key {
+.lxl-qualifier-key {
 	color: green;
 }
 
-.lxlq.qualifier-value {
-	color: green;
-}
-
-.lxlq.equal-operator,
-.lxlq.compare-operator {
-	color: darkolivegreen;
-}
-
-.lxlq.boolean-operator {
-	color: #935493;
-}
-
-.lxlq.boolean-query {
+.lxl-boolean-query {
 	color: purple;
 }
 
-.lxlq.wildcard {
-	color: orange;
+.lxl-wildcard {
+	color: purple;
 }

packages/codemirror-lang-lxlquery/src/index.ts

@@ -4,13 +4,7 @@ import { styleTags, Tag, tagHighlighter } from '@lezer/highlight';
 
 // custom tags attached to the language parser
 const customTags = {
-	Qualifier: Tag.define('Qualifier'),
-	QualifierKey: Tag.define('QualifierKey'),
-	QualifierValue: Tag.define('QualifierValue'),
-	EqualOperator: Tag.define('EqualOperator'),
-	CompareOperator: Tag.define('CompareOperator'),
 	BooleanQuery: Tag.define('BooleanQuery'),
-	BooleanOperator: Tag.define('BooleanOperator'),
 	Wildcard: Tag.define('Wildcard')
 };
 
@@ -22,26 +16,16 @@ export const lxlQueryLanguage = LRLanguage.define({
 	languageData: {}
 });
 
-const highlighter = tagHighlighter(
-	[
-		{ tag: customTags.Qualifier, class: 'qualifier' },
-		{ tag: customTags.QualifierKey, class: 'qualifier-key' },
-		{ tag: customTags.QualifierValue, class: 'qualifier-value' },
-		{ tag: customTags.EqualOperator, class: 'equal-operator' },
-		{ tag: customTags.CompareOperator, class: 'compare-operator' },
-		{ tag: customTags.BooleanOperator, class: 'boolean-operator' },
-		{ tag: customTags.BooleanQuery, class: 'boolean-query' },
-		{ tag: customTags.Wildcard, class: 'wildcard' }
-	],
-	{
-		all: 'lxlq'
-	}
-);
+const highlighter = tagHighlighter([
+	// adding qualifier classes handled by sypersearch/lxlQualifier plugin
+	{ tag: customTags.BooleanQuery, class: 'lxl-boolean-query' },
+	{ tag: customTags.Wildcard, class: 'lxl-wildcard' }
+]);
 
 const highlighterExtension = syntaxHighlighting(highlighter);
 
 /**
- * Libris XL query language together with a highlighter extension 
+ * Libris XL query language together with a highlighter extension
  * that adds CSS classes for certain nodes
  */
-export const lxlQuery = new LanguageSupport(lxlQueryLanguage, highlighterExtension)
+export const lxlQuery = new LanguageSupport(lxlQueryLanguage, highlighterExtension);

packages/codemirror-lang-lxlquery/src/syntax.grammar

@@ -12,46 +12,50 @@ term {
 Group { "(" term* ")" } 
 
 BooleanQuery { 
-  (freetext | Qualifier) BooleanOperator (freetext | Qualifier) 
-  (BooleanOperator (freetext | Qualifier))+?
+  (freetext | Qualifier) booleanOperator (freetext | Qualifier) 
+  (booleanOperator (freetext | Qualifier))+?
 }
 
 Qualifier {
-  (QualifierKey (EqualOperator | CompareOperator) QualifierValue) | reserved
+  (QualifierKey QualifierOperator QualifierValue) | reserved
 }
 
 QualifierKey {
-  identifier | string
+  Identifier | String
 }
 
 QualifierValue {
-  freetext | Group
+  Identifier | String | Number | Group
+}
+
+QualifierOperator {
+  EqualOperator | CompareOperator
 }
 
 freetext {
-  (identifier | string | number) Wildcard?
+  (Identifier | String | Number) Wildcard?
 }
 
 @tokens {
-  identifier { $[a-zA-ZåäöÅÄÖ]+ }
+  Identifier { $[a-zA-ZåäöÅÄÖ]+ }
 
-  string { '"' (!["\\] | "\\" _)* '"' }
+  String { '"' (!["\\] | "\\" _)* '"' }
 
-  number { @digit+ }
+  Number { @digit+ }
 
   EqualOperator { ":" | "=" }
 
   CompareOperator { ">" | "<" | ">=" | "<=" }
 
-  BooleanOperator { "AND" | "OR" | "NOT" }
+  booleanOperator { "AND" | "OR" | "NOT" }
 
   Wildcard { "*"+ }
 
   reserved { "includeEplikt" | "includePreliminary" }
 
   space { @whitespace+ }
 
-  @precedence {BooleanOperator, reserved, identifier}
+  @precedence { booleanOperator, reserved, Identifier }
 }
 
 @detectDelim

packages/codemirror-lang-lxlquery/test/cases.txt

@@ -4,7 +4,7 @@ Astrid lindgren
 
 ==>
 
-Query()
+Query(Identifier Identifier)
 
 
 # Freetext string
@@ -13,7 +13,7 @@ Query()
 
 ==>
 
-Query()
+Query(String)
 
 
 # Freetext with Wildcard
@@ -22,7 +22,7 @@ Astrid lind*
 
 ==>
 
-Query(Wildcard)
+Query(Identifier Identifier Wildcard)
 
 
 # Qualifier with EqualOperator
@@ -32,7 +32,7 @@ Query(Wildcard)
 ==>
 
 Query(
-  Qualifier(QualifierKey,EqualOperator,QualifierValue)
+  Qualifier(QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(Number))
 )
 
 
@@ -44,8 +44,8 @@ Query(
 ==>
 
 Query(
-  Qualifier(QualifierKey,CompareOperator,QualifierValue)
-  Qualifier(QualifierKey,CompareOperator,QualifierValue)
+  Qualifier(QualifierKey(Identifier), QualifierOperator(CompareOperator), QualifierValue(Number))
+  Qualifier(QualifierKey(Identifier), QualifierOperator(CompareOperator), QualifierValue(Number))
 )
 
 
@@ -56,7 +56,7 @@ Query(
 ==>
 
 Query(
-  Qualifier(QualifierKey,EqualOperator,QualifierValue)
+  Qualifier(QualifierKey(String),QualifierOperator(EqualOperator),QualifierValue(Identifier))
 )
 
 
@@ -67,7 +67,7 @@ contributor:"Astrid Lindgren"
 ==>
 
 Query(
-  Qualifier(QualifierKey,EqualOperator,QualifierValue)
+  Qualifier(QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(String))
 )
 
 
@@ -78,7 +78,7 @@ contributor:"libris:fcrtpljz1qp2bdv#it"
 ==>
 
 Query(
-  Qualifier(QualifierKey,EqualOperator,QualifierValue)
+  Qualifier(QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(String))
 )
 
 
@@ -89,7 +89,7 @@ sommar OR vinter NOT vår
 ==>
 
 Query(
-  BooleanQuery(BooleanOperator,BooleanOperator)
+  BooleanQuery(Identifier, Identifier, Identifier)
 )
 
 
@@ -99,9 +99,7 @@ OR AND sommar
 
 ==>
 
-Query(
-  ⚠(BooleanOperator),⚠(BooleanOperator)
-)
+Query(⚠, ⚠, Identifier)
 
 
 # Combined: Qualifier and Freetext
@@ -111,7 +109,7 @@ contributor:"Astrid Lindgren" Pippi Långstrump
 ==>
 
 Query(
-  Qualifier(QualifierKey,EqualOperator,QualifierValue)
+  Qualifier(QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(String)) Identifier Identifier
 )
 
 
@@ -122,7 +120,7 @@ träd* bibliografi:"sigel:DST" NOT typ:Text
 ==>
 
 Query(
-  Wildcard,BooleanQuery(Qualifier(...),BooleanOperator,Qualifier(...))
+  Identifier, Wildcard, BooleanQuery(Qualifier(QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(String)), Qualifier(QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(Identifier)))
 )
 
 
@@ -133,14 +131,19 @@ pippi långstrump språk:(engelska OR franska) ÅR>2002
 ==>
 
 Query(
+  Identifier,
+  Identifier,
   Qualifier(
-    QualifierKey,EqualOperator,QualifierValue(
+    QualifierKey(Identifier), QualifierOperator(EqualOperator), QualifierValue(
       Group(
-        BooleanQuery(BooleanOperator)
+        BooleanQuery(
+          Identifier,
+          Identifier
+        )
       )
     )
   ),
-  Qualifier(...)
+  Qualifier(QualifierKey(Identifier), QualifierOperator(CompareOperator), QualifierValue(Number))
 )
 
 
@@ -159,7 +162,7 @@ Pippi includeEplikt
 
 ==>
 
-Query(Qualifier)
+Query(Identifier, Qualifier)
 
 
 # Other filters: include preliminary
@@ -168,4 +171,4 @@ includePreliminary Pippi
 
 ==>
 
-Query(Qualifier)
+Query(Qualifier, Identifier)

packages/supersearch/README.md

@@ -27,6 +27,7 @@ To use `supersearch` in a non-Svelte project ...
 | `queryFn`           | `QueryFunction`           | A function that converts `value` to `URLSearchParams` (which will be appended to the endpoint).       | `undefined`   |
 | `paginationQueryFn` | `PaginationQueryFunction` | A function which should return `URLSearchParams` used for querying more paginated data (if available) | `undefined`   |
 | `transformFn`       | `TransformFunction`       | A generic helper function which can be used to transform data fetched from the endpoint.              | `undefined`   |
+| `extensions`        | `Extension[]`             | A list of extensions which should extend the default extensions.                                      | `[]`          |
 | `resultItem`        | `Snippet<[ResultItem]>`   | A [Snippet](https://svelte.dev/docs/svelte/snippet) used for customized rendering of result items.    | `undefined`   |
 | `debouncedWait`     | `number`                  | The wait time, in milliseconds that debounce function should wait between invocated search queries.   | `300`         |
 

packages/supersearch/package.json

@@ -47,6 +47,7 @@
 		"@sveltejs/vite-plugin-svelte": "^4.0.0",
 		"@types/eslint": "^9.6.0",
 		"codemirror": "^6.0.1",
+		"codemirror-lang-lxlquery": "^0.1.0",
 		"eslint": "^9.7.0",
 		"eslint-config-prettier": "^9.1.0",
 		"eslint-plugin-svelte": "^2.36.0",