deleted unnecessary classes

src/main/kotlin/Main.kt

@@ -6,16 +6,12 @@ import org.jetbrains.letsPlot.geom.*
 import kotlin.reflect.typeOf
 
 
-/** Gives statistics of saved texts.
- */
-class StatisticBuilder {
-
-    /** Recognizes the name of the text, which
+/** Recognizes the name of the text, which
  *  user want to see statistics about and type of output.
  *  It calls methods of graphic building or printing data in console,
  *  build required for it objects.
  */
-    fun getStatistics(textData: TextData) {
+fun getStatistics(textData: TextData) {
 
     if (!textData.haveText()) {
         println("No saved texts")
@@ -41,13 +37,13 @@ class StatisticBuilder {
         }
     }
 
-    }
+}
 
-    /** Builds bar chart with data of mapOfSentenceNumToItsSize and saves image in file.
+/** Builds bar chart with data of mapOfSentenceNumToItsSize and saves image in file.
  *  @param textName name of texts, which user want to see statistics about.
  *  @param mapOfSentenceNumToItsSize map of pairs of sentence numbers and their words count.
  */
-    private fun buildGraphic(textName: String, mapOfSentenceNumToItsSize: Map<Int, Int>) {
+private fun buildGraphic(textName: String, mapOfSentenceNumToItsSize: Map<Int, Int>) {
 
     val data = mapOf(
         "words count" to mapOfSentenceNumToItsSize.map { it.value.toFloat() / mapOfSentenceNumToItsSize.size },
@@ -69,13 +65,13 @@ class StatisticBuilder {
     println("Graphic was save in ${ggsave(fig, "$textName.png")}")
     fig.show()
 
-    }
+}
 
-    /** Prints statistics according to data from mapOfSentenceNumToItsSize.
+/** Prints statistics according to data from mapOfSentenceNumToItsSize.
  *  @param textName name of texts, which user want to see statistics about.
  *  @param mapOfSentenceNumToItsSize map of pairs of sentence numbers and their words count.
  */
-    private fun printStatisticsInConsole(textName: String, mapOfSentenceNumToItsSize: Map<Int, Int>) {
+private fun printStatisticsInConsole(textName: String, mapOfSentenceNumToItsSize: Map<Int, Int>) {
 
     val sectionTitle = "Text name: $textName"
     println("-".repeat(sectionTitle.length))
@@ -102,17 +98,13 @@ class StatisticBuilder {
     )
     println("-".repeat(sectionTitle.length))
     println("Done!\n")
-    }
 }
 
 
-/** Used for reading text from a file or console. */
-class TextReader {
-
-    /** Asks the user which where they want to read the text from and
+/** Asks the user which where they want to read the text from and
  *  calls special for file- and console- reading methods according the answer.
  */
-    fun readNewText(textData: TextData) {
+fun readNewText(textData: TextData) {
 
     println("Where do you want to add the text: from the console or a file?")
 
@@ -123,14 +115,13 @@ class TextReader {
         "console" -> readFromConsole(textData)
         "file" -> readFromFile(textData)
     }
-    }
+}
 
-
-    /** Read from console the name of text, checks that it hasn't saved yet and its contents,
+/** Read from console the name of text, checks that it hasn't saved yet and its contents,
  *  asks if entered text is not correct and re-calls itself or
  *  calls method of adding received text to data.
  */
-    private fun readFromConsole(textData: TextData) {
+private fun readFromConsole(textData: TextData) {
 
     println("Input name of a text:")
     if (textData.haveText()) println("Unavailable(existing) names: ${textData.getTextNamesInString()}.")
@@ -164,14 +155,14 @@ class TextReader {
 
     if (correctInputRequest.second == "yes") addTextToData(textData, name, content)
     else readFromConsole(textData)
-    }
+}
 
-    /** Asks for the name of text, path to file to read text from,
+/** Asks for the name of text, path to file to read text from,
  *  checks for its existing, reads contents and,
  *  asks if entered names is not correct and re-calls itself or
  *  calls method of adding received text to data.
  */
-    private fun readFromFile(textData: TextData) {
+private fun readFromFile(textData: TextData) {
 
     println("Input a name of a text:")
     val name = readln()
@@ -205,18 +196,17 @@ class TextReader {
         "yes" -> addTextToData(textData, name, content)
         "no" -> readFromFile(textData)
     }
-    }
+}
 
-    /**
+/**
  * Calls method of TextData class to add new text in set
  * of tracked texts.
  * @param textName name of new text.
  * @param content content of new text.
  */
-    private fun addTextToData(textData: TextData, textName: String, content: String) =
+private fun addTextToData(textData: TextData, textName: String, content: String) =
     textData.addNewText(textName, content)
 
-}
 
 /** Stores data about tracking texts,
  *  includes methods for work with them due the adding.
@@ -226,7 +216,6 @@ class TextData {
     /** list of monitored texts. */
     private val textsList = mutableListOf<Text>()
 
-
     fun haveText(): Boolean = textsList.isNotEmpty()
 
     /** Method for removing text from watch list. Asks for a name of a text
@@ -234,7 +223,6 @@ class TextData {
      */
     fun removeText() {
 
-
         if (!haveText()) {
             println("No saved texts")
             return
@@ -365,13 +353,11 @@ fun exit(): Nothing {
  */
 class CommandCenter(
     private val textData: TextData,
-    private val textReader: TextReader,
-    private val statisticBuilder: StatisticBuilder
 ) {
 
     private val exitCommand = Command("exit", ::exit)
-    private val addCommand = Command("add text") { textReader.readNewText(textData) }
-    private val showStatisticsCommand = Command("show statistics") { statisticBuilder.getStatistics(textData) }
+    private val addCommand = Command("add text") { readNewText(textData) }
+    private val showStatisticsCommand = Command("show statistics") { getStatistics(textData) }
     private val removeTextCommand = Command("remove text") { textData.removeText() }
 
     private val commandsList = listOf(exitCommand, addCommand, showStatisticsCommand, removeTextCommand)
@@ -531,13 +517,12 @@ class ReturnCommand : InputOutcomeCommand {
     override val exe: () -> Unit = throw ReturnException()
 }
 
+
 fun main() {
 
     val textData = TextData()
-    val statisticBuilder = StatisticBuilder()
-    val textReader = TextReader()
 
-    val commandCenter = CommandCenter(textData, textReader, statisticBuilder)
+    val commandCenter = CommandCenter(textData)
 
     workCycle(commandCenter)
 }