add list of known dictionaries for more convenient links

tools/make-dict-list/README.md

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+# make-dict-list
+
+This module takes care of generating a list of dictionaries available in the [dictionaries repository](https://codeberg.org/Helium314/aosp-dictionaries) for convenient linking when adding dictionaries in HeliBoard.
+
+To use it, simply run `./gradlew tools:make-dict-list:makeDictList`

tools/make-dict-list/build.gradle

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+apply plugin: "java"
+apply plugin: 'kotlin'
+
+ext {
+    javaMainClass = "tools.dict.MakeDictList"
+}
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
+}
+
+tasks.register('makeDictList', JavaExec) {
+    args project.rootProject.project('app').projectDir.path + File.separator + 'src' +
+            File.separator + 'main' + File.separator + 'assets'
+    classpath = sourceSets.main.runtimeClasspath
+    main = javaMainClass
+}

tools/make-dict-list/src/main/kotlin/tools/dict/MakeDictList.kt

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+package tools.dict
+
+import java.io.File
+import java.net.URL
+
+class MakeDictList {
+
+    companion object {
+
+        @JvmStatic fun main(args: Array<String>) {
+            val readmeUrl = "https://codeberg.org/Helium314/aosp-dictionaries/raw/branch/main/README.md"
+            val readmeText = URL(readmeUrl).readText()
+            val fileText = doIt(readmeText)
+            val targetDir = args[0]
+
+            File(targetDir).mkdirs()
+            File("$targetDir/dictionaries_in_dict_repo.csv").writeText(fileText)
+        }
+
+    }
+}
+
+/**
+ *  extract dictionary list from README.md
+ *  output format: <localeString>,<type>,<experimental>
+ *   <experimental> is empty if dictionary is not experimental, no other check done
+ *  requires README.md to have dicts in correct "# Dictionaries" or "# Experimental dictionaries" sections
+ */
+private fun doIt(readme: String): String {
+    // output format: <localeString>,<type>,<experimental>
+    // experimental is empty if dictionary is not experimental, no other check done
+    var mode = MODE_NOTHING
+    val outLines = mutableListOf<String>()
+    readme.split("\n").forEach { line ->
+        if (line.startsWith("#")) {
+            mode = if (line.trim() == "# Dictionaries")
+                MODE_NORMAL
+            else if (line.trim() == "# Experimental dictionaries")
+                MODE_EXPERIMENTAL
+            else
+                MODE_NOTHING
+            return@forEach
+        }
+        if (mode == MODE_NOTHING || !line.startsWith("*")) return@forEach
+        val dictName = line.substringAfter("]").substringAfter("(").substringBefore(")")
+            .substringAfterLast("/").substringBefore(".dict")
+        val type = dictName.substringBefore("_")
+        val rawLocale = dictName.substringAfter("_")
+        val locale = if ("_" !in rawLocale) rawLocale
+        else {
+            val split = rawLocale.split("_").toMutableList()
+            if (!split[1].startsWith("#"))
+                split[1] = split[1].uppercase()
+            split.joinToString("_")
+        }
+        outLines.add("$type,$locale,${if (mode == MODE_EXPERIMENTAL) "exp" else ""}")
+    }
+    return outLines.joinToString("\n") + "\n"
+}
+
+private const val MODE_NOTHING = 0
+private const val MODE_NORMAL = 1
+private const val MODE_EXPERIMENTAL = 2