Implement find characters

src/main/kotlin/com/marvinelsen/willow/Model.kt

@@ -3,6 +3,7 @@ package com.marvinelsen.willow
 import com.marvinelsen.willow.domain.SearchMode
 import com.marvinelsen.willow.ui.DictionaryEntryFx
 import com.marvinelsen.willow.ui.util.ClipboardHelper
+import com.marvinelsen.willow.ui.util.FindCharacterService
 import com.marvinelsen.willow.ui.util.FindWordsService
 import com.marvinelsen.willow.ui.util.SearchService
 import javafx.beans.property.ObjectProperty
@@ -13,10 +14,11 @@ import javafx.collections.FXCollections
 import javafx.collections.ObservableList
 import javafx.event.EventHandler
 
-class Model(private val searchService: SearchService, private val findWordsService: FindWordsService) {
+class Model(private val searchService: SearchService, private val findWordsService: FindWordsService, private val findCharacterService: FindCharacterService) {
     private val internalSelectedEntry: ObjectProperty<DictionaryEntryFx> = SimpleObjectProperty()
     private val internalSearchResults: ObservableList<DictionaryEntryFx> = FXCollections.observableArrayList()
     private val internalWordsContaining: ObservableList<DictionaryEntryFx> = FXCollections.observableArrayList()
+    private val internalCharacters: ObservableList<DictionaryEntryFx> = FXCollections.observableArrayList()
 
     val selectedEntry: ReadOnlyObjectProperty<DictionaryEntryFx> = internalSelectedEntry
 
@@ -24,6 +26,8 @@ class Model(private val searchService: SearchService, private val findWordsServi
         FXCollections.unmodifiableObservableList(internalSearchResults)
     val wordsContaining: ObservableList<DictionaryEntryFx> =
         FXCollections.unmodifiableObservableList(internalWordsContaining)
+    val characters: ObservableList<DictionaryEntryFx> =
+        FXCollections.unmodifiableObservableList(internalCharacters)
 
     val isSearching: ReadOnlyBooleanProperty = searchService.runningProperty()
     val isFindingWords: ReadOnlyBooleanProperty = findWordsService.runningProperty()
@@ -35,6 +39,9 @@ class Model(private val searchService: SearchService, private val findWordsServi
         findWordsService.onSucceeded = EventHandler {
             internalWordsContaining.setAll(findWordsService.value)
         }
+        findCharacterService.onSucceeded = EventHandler {
+            internalCharacters.setAll(findCharacterService.value)
+        }
     }
 
     fun search(query: String, searchMode: SearchMode) {
@@ -48,6 +55,11 @@ class Model(private val searchService: SearchService, private val findWordsServi
         findWordsService.restart()
     }
 
+    fun findCharacters() {
+        findCharacterService.entry = internalSelectedEntry.value
+        findCharacterService.restart()
+    }
+
     fun selectEntry(entry: DictionaryEntryFx) {
         internalSelectedEntry.value = entry
     }

src/main/kotlin/com/marvinelsen/willow/WillowApplication.kt

@@ -7,6 +7,7 @@ import com.marvinelsen.willow.ui.controllers.MainController
 import com.marvinelsen.willow.ui.controllers.MenuController
 import com.marvinelsen.willow.ui.controllers.SearchController
 import com.marvinelsen.willow.ui.controllers.SearchResultsController
+import com.marvinelsen.willow.ui.util.FindCharacterService
 import com.marvinelsen.willow.ui.util.FindWordsService
 import com.marvinelsen.willow.ui.util.SearchService
 import javafx.application.Application
@@ -44,7 +45,8 @@ class WillowApplication : Application() {
         val dictionary = SqliteDictionary(connection)
         val searchService = SearchService(dictionary)
         val findWordsService = FindWordsService(dictionary)
-        val model = Model(searchService, findWordsService)
+        val findCharacterService = FindCharacterService(dictionary)
+        val model = Model(searchService, findWordsService, findCharacterService)
         val config = Config()
         config.load()
 

src/main/kotlin/com/marvinelsen/willow/domain/SqliteDictionary.kt

@@ -78,9 +78,11 @@ class SqliteDictionary(private val connection: Connection) : Dictionary {
     }
 
     private val findCharacters = """
+            WITH cte(id, character) AS (VALUES ?)
             SELECT traditional, simplified, pinyin_with_tone_marks, pinyin_with_tone_numbers, zhuyin, definitions  
-            FROM cedict
-            WHERE traditional IN (?)
+            FROM cedict INNER JOIN cte
+            ON cte.character = cedict.traditional OR cte.character = cedict.simplified
+            ORDER BY cte.id
     """.trimIndent()
 
     override fun search(query: String, searchMode: SearchMode) = when (searchMode) {
@@ -107,7 +109,8 @@ class SqliteDictionary(private val connection: Connection) : Dictionary {
         val characterList = entry.traditional
             .split("")
             .filter { it.isNotBlank() }
-            .joinToString(",") { "'$it'" }
+            .mapIndexed { index, s -> "($index, '$s')" }
+            .joinToString(",")
 
         val query = findCharacters.replace("?", characterList)
 

src/main/kotlin/com/marvinelsen/willow/ui/controllers/DetailsController.kt

@@ -49,6 +49,7 @@ class DetailsController(private val model: Model, private val config: Config) {
         initializeLabelHeadword()
         initializeTabPaneDetails()
         initializeListViewWords()
+        initializeListViewCharacters()
         initializeWebViewDefinition()
 
         model.selectedEntry.addListener { _, _, newEntry ->
@@ -59,6 +60,10 @@ class DetailsController(private val model: Model, private val config: Config) {
                     model.findWords()
                 }
 
+                "tabCharacters" -> {
+                    model.findCharacters()
+                }
+
                 else -> {}
             }
             webViewDefinition.engine.loadContent(newEntry.createCedictDefinitionHtml())
@@ -78,6 +83,13 @@ class DetailsController(private val model: Model, private val config: Config) {
         }
     }
 
+    private fun initializeListViewCharacters() {
+        listViewCharacters.apply {
+            cellFactory = DictionaryEntryCellFactory(resources, config)
+            items = model.characters
+        }
+    }
+
     private fun initializeTabPaneDetails() {
         tabPaneDetails.apply {
             disableProperty().bind(Bindings.isNull(model.selectedEntry))
@@ -90,6 +102,10 @@ class DetailsController(private val model: Model, private val config: Config) {
                         model.findWords()
                     }
 
+                    "tabCharacters" -> {
+                        model.findCharacters()
+                    }
+
                     else -> {}
                 }
             }

src/main/kotlin/com/marvinelsen/willow/ui/util/Services.kt

@@ -30,3 +30,13 @@ class FindWordsService(private val dictionary: Dictionary) : Service<ObservableL
         FXCollections.observableList(dictionary.findWordsContaining(entry.toDomain()).map { it.toFx() })
     }
 }
+
+class FindCharacterService(private val dictionary: Dictionary) : Service<ObservableList<DictionaryEntryFx>>() {
+    lateinit var entry: DictionaryEntryFx
+
+    override fun createTask() = task {
+        if (!this::entry.isInitialized) error("Entry is not initialized")
+
+        FXCollections.observableList(dictionary.findCharacters(entry.toDomain()).map { it.toFx() })
+    }
+}

src/main/resources/fxml/details.fxml

@@ -14,17 +14,16 @@
         </padding>
     </Label>
     <TabPane fx:id="tabPaneDetails" tabClosingPolicy="UNAVAILABLE" disable="true" VBox.vgrow="ALWAYS">
-        <Tab closable="false" disable="false" text="%tab.definition">
-            <WebView fx:id="webViewDefinition" minHeight="-1.0" minWidth="-1.0" prefHeight="-1.0"
-                     prefWidth="-1.0"/>
+        <Tab closable="false" text="%tab.definition">
+            <WebView fx:id="webViewDefinition" minHeight="-1.0" minWidth="-1.0" prefHeight="-1.0" prefWidth="-1.0"/>
         </Tab>
-        <Tab id="tabSentences" closable="false" disable="false" text="%tab.sentences">
+        <Tab id="tabSentences" closable="false" text="%tab.sentences">
             <ListView fx:id="listviewSentences"/>
         </Tab>
-        <Tab id="tabWords" closable="false" disable="false" text="%tab.words">
+        <Tab id="tabWords" closable="false" text="%tab.words">
             <ListView fx:id="listViewWords"/>
         </Tab>
-        <Tab closable="false" disable="false" text="%tab.characters">
+        <Tab id="tabCharacters" closable="false" text="%tab.characters">
             <ListView fx:id="listViewCharacters"/>
         </Tab>
     </TabPane>