Java/lab_5/Letter.kt

@@ -1,23 +1,11 @@
 package OOP.Java.lab_5
 
-/**
- * A class representing a single letter in a word.
- *
- * @property character a character value of a Letter.
- */
-class Letter(private val character: Char) {
+class Letter(val character: Char) {
     override fun toString(): String {
         return this.character.toString()
     }
 
-    /**
-     * Indicates whether the two objects of class Letter are "equal".
-     *
-     * @param letter a letter to compare.
-     * @param ignoreCase if set to "true" will ignore the case of Letters compared.
-     * @return "true" if letters are equal and "false" if they aren't.
-     */
-    fun letterEquals(letter: Letter, ignoreCase: Boolean): Boolean {
+    fun equals(letter: Letter, ignoreCase: Boolean): Boolean {
         return this.character.toString().equals(letter.toString(), ignoreCase)
     }
 }

Java/lab_5/Punctuation.kt

@@ -1,14 +1,10 @@
 package OOP.Java.lab_5
 
-/**
- * A class representing a punctuation mark following a word or a sentence.
- *
- * @property punctuationMark a [String] value of a punctuation mark.
- */
 class Punctuation(var punctuationMark: String) {
+    private val punctuationMarkOptions: Regex = Regex("\\p{Punct}")
 
     init {
-        if (!"\\p{Punct}".toRegex().containsMatchIn(punctuationMark)) {
+        if (!punctuationMarkOptions.containsMatchIn(punctuationMark)) {
             this.punctuationMark = ""
         }
     }

Java/lab_5/Sentence.kt

@@ -1,35 +1,36 @@
 package OOP.Java.lab_5
 
-/**
- * A class representing a single sentence is a text.
- *
- * @property sentenceArray a [Pair] of [Array]s of [Word] and [Punctuation] objects that make up a sentence.
- *
- * @constructor a primary constructor accepts a [Pair] of [Array]s of [Word] and [Punctuation] objects, a secondary one accepts a string representing the entire sentence.
- */
-class Sentence(var sentenceArray: Pair<Array<Word>, Array<Punctuation>>) {
+class Sentence(sentenceString: String) {
+    var sentenceArray = Pair<Array<Word>, Array<Punctuation>>(splitWords(sentenceString), splitPunctuation(sentenceString))
 
-    constructor(
-        sentenceString: String
-    ) : this(
-        Pair(
-            sentenceString.split("[\\p{Punct}\\s]+".toRegex()).filter { it.isNotEmpty() }.map { word -> Word(word) }.toTypedArray(),
-            sentenceString.split(" ").map { word -> Punctuation(word.last().toString()) }.toTypedArray()
-        )
-    )
+    init {
+//        val arrayOfWords: Array<Word> = splitWords(sentenceString)
+//        val arrayOfPunctuations: Array<Punctuation> = splitPunctuation(sentenceString)
+
+    }
+
+    private fun splitWords(sentenceString: String): Array<Word> {
+        return sentenceString.split("[\\p{Punct}\\s]+".toRegex()).filter { it.isNotEmpty() }.map { word -> Word(word) }.toTypedArray()
+    }
+
+    private fun splitPunctuation(sentenceString: String): Array<Punctuation> {
+        return sentenceString.split(" ").map { word -> Punctuation(word.last().toString()) }.toTypedArray()
+    }
 
-    /**
-     * Returns an array of all [Letter] objects in a sentence.
-     */
     fun getAllLetters(): Array<Letter> {
         var allLetters = arrayOf<Letter>()
         this.sentenceArray.first.forEach { allLetters += it.letters }
+        /*for (i: Word in this.sentenceArray.first) {
+            println("${i} ${i::class.simpleName} ${i.letters}")
+        }*/
         return allLetters
     }
 
     override fun toString(): String {
         var sentence = arrayOf<String>()
-        this.sentenceArray.first.indices.forEach {sentence += this.sentenceArray.first[it].toString() + this.sentenceArray.second[it].toString() }
+        for (i in this.sentenceArray.first.indices) {
+            sentence += this.sentenceArray.first[i].toString() + this.sentenceArray.second[i].toString()
+        }
         return sentence.joinToString(" ")
     }
 }

Java/lab_5/Text.kt

@@ -1,74 +1,53 @@
 package OOP.Java.lab_5
 
-/**
- * A class representing the entire text.
- *
- * @property textArray a [Pair] of [Array]s of [Sentence] and [Punctuation] objects that make up a text.
- *
- * @constructor a primary constructor accepts a [Pair] of [Array]s of [Sentence] and [Punctuation] objects, a secondary one accepts a string representing the entire text.
- */
-class Text(var textArray: Pair<Array<Sentence>, Array<Punctuation>>) {
+class Text(textString: String) {
+    var textArray = Pair(splitSentences(textString), splitPunctuation(textString))
 
-    constructor(
-        textString: String
-    ) : this(
-        Pair(
-            textString.split("[.!?] ?".toRegex()).filter { it.isNotEmpty() }.map { sentence -> Sentence(sentence) }.toTypedArray(),
-            textString.split("(?<=[.!?]) ?".toRegex()).filter { it.isNotEmpty() }.map { sentence -> Punctuation(sentence.last().toString()) }.toTypedArray()
-        )
-    )
+    private fun splitSentences(textString: String): Array<Sentence> {
+        return textString.split("[.!?] ?".toRegex()).filter { it.isNotEmpty() }.map { sentence -> Sentence(sentence) }.toTypedArray()
+    }
 
-    /**
-     * Returns an array of all [Letter] objects in a sentence.
-     */
-    private fun getAllLetters(): Array<Letter> {
+    private fun splitPunctuation(textString: String): Array<Punctuation> {
+        return textString.split("(?<=[.!?]) ?".toRegex()).filter { it.isNotEmpty() }.map { sentence -> Punctuation(sentence.last().toString()) }.toTypedArray()
+    }
+
+    fun getAllLetters(): Array<Letter> {
         var allLetters = arrayOf<Letter>()
         this.textArray.first.forEach { allLetters += it.getAllLetters() }
         return allLetters
     }
 
-    /**
-     * Searches for the longest palindromic substring in a given text.
-     *
-     * @return the longest palindromic substring found.
-     */
     fun palindromeSearch(): String {
-        var result = "  "
-
+        var results = arrayOf<String>()
         val letters = this.getAllLetters()
-
         for (leftBoundary in letters.indices) {
             for (rightBoundary in letters.lastIndex downTo leftBoundary + 1) {
                 val subToC = letters.sliceArray(leftBoundary..rightBoundary)
+//                println(subToC.joinToString(""))
 
-                if (subToC.first().letterEquals(subToC.last(), true) && this.checkReverse(subToC) && subToC.size > result.length) {
-                    result = subToC.joinToString("")
+                if (subToC.first().equals(subToC.last(), true) && subToC.size >= 3 && this.checkReverse(subToC)) {
+//                    println(subToC.joinToString(""))
+                    results += subToC.joinToString("")
                 }
             }
         }
-
-        return result
+        return results.maxBy { it.length }
     }
 
-    /**
-     * Checks if a given substring is a palindrome.
-     *
-     * Is not case-sensitive.
-     *
-     * @param substring an [Array] of [Letter] objects representing a substring.
-     *
-     * @return "true" is a substring given is a palindrome, "false" if it isn't.
-     */
     private fun checkReverse(substring: Array<Letter>): Boolean {
         var leftBoundary = 0
         var rightBoundary = substring.lastIndex
         var result = false
-        val correction = substring.size % 2
+        var correction = 0
+
+        if (substring.size % 2 != 0) {
+            correction = 1
+        }
 
         while (leftBoundary < substring.size / 2 && rightBoundary >= substring.size / 2 + correction) {
             leftBoundary++
             rightBoundary--
-            result = substring[leftBoundary].letterEquals(substring[rightBoundary], true)
+            result = substring[leftBoundary].equals(substring[rightBoundary], true)
         }
 
         return result
@@ -77,7 +56,9 @@ class Text(var textArray: Pair<Array<Sentence>, Array<Punctuation>>) {
 
     override fun toString(): String {
         var text = arrayOf<String>()
-        this.textArray.first.indices.forEach { text += this.textArray.first[it].toString() + this.textArray.second[it].toString() }
+        for (i in this.textArray.first.indices) {
+            text += this.textArray.first[i].toString() + this.textArray.second[i].toString()
+        }
         return text.joinToString(" ")
     }
 }

Java/lab_5/Word.kt

@@ -1,21 +1,12 @@
 package OOP.Java.lab_5
 
-/**
- * A class representing a single word is a sentence.
- *
- * @property letters an array of [Letter] objects that make up a word.
- *
- * @constructor a primary constructor accepts an array of [Letter] objects, a secondary one accepts a string representing the entire word.
- */
 class Word(var letters: Array<Letter>) {
-
     override fun toString(): String {
         val wordString = StringBuilder()
         this.letters.forEach { wordString.append(it) }
 
         return wordString.toString()
     }
-
     constructor(
         word: String
     ) : this((word.toCharArray().map { letter -> Letter(letter) }).toTypedArray())

Java/lab_6/Album.kt

@@ -1,19 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration
-
-class Album(val albumName: String, val artist: String, val tracks: Array<Track>) {
-
-    fun tracksInDurationRange(durationRange: ClosedRange<Duration>): Array<Track> {
-        return this.tracks.filter { it.duration in durationRange }.toTypedArray()
-    }
-
-    fun totalDuration(): Duration {
-        var totalDuration: Duration = Duration.ZERO
-        this.tracks.forEach { totalDuration += it.duration }
-        return totalDuration
-    }
-    override fun toString(): String {
-        return "${this.albumName} by ${this.artist}\nTotal duration: ${this.totalDuration()}\nTracks:\n${this.tracks.joinToString("\n")}"
-    }
-}

Java/lab_6/DancePop.kt

@@ -1,7 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration
-
-class DancePop(numberInAlbum: Int, trackName: String, feature: String?, duration: Duration): Track(numberInAlbum, trackName, feature, duration) {
-    override val style = "Dance-pop"
-}

Java/lab_6/ElectroPop.kt

@@ -1,7 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration
-
-class ElectroPop(numberInAlbum: Int, trackName: String, feature: String?, duration: Duration): Track(numberInAlbum, trackName, feature, duration) {
-    override val style = "Electropop"
-}

Java/lab_6/Interlude.kt

@@ -1,7 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration
-
-class Interlude(numberInAlbum: Int, trackName: String, feature: String?, duration: Duration): Track(numberInAlbum, trackName, feature, duration) {
-    override val style = "Interlude"
-}

Java/lab_6/SynthPop.kt

@@ -1,7 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration
-
-class SynthPop(numberInAlbum: Int, trackName: String, feature: String?, duration: Duration): Track(numberInAlbum, trackName, feature, duration) {
-    override val style = "Synth-pop"
-}

Java/lab_6/Track.kt

@@ -1,15 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration
-
-open class Track(val numberInAlbum: Int, val trackName: String, val feature: String?, val duration: Duration) {
-
-    open val style = ""
-    override fun toString(): String {
-        return if (this.feature == null) {
-            "#${this.numberInAlbum}: ${this.trackName} (${this.duration})"
-        } else {
-            "#${this.numberInAlbum}: ${this.trackName} ft. ${this.feature} (${this.duration})"
-        }
-    }
-}

Java/lab_6/main.kt

@@ -1,43 +0,0 @@
-package OOP.Java.lab_6
-
-import kotlin.time.Duration.Companion.minutes
-import kotlin.time.Duration.Companion.seconds
-
-fun main() {
-    val chromatica = Album(
-        "Chromatica",
-        "Lady Gaga",
-        arrayOf(
-            Interlude(1, "Chromatica I", null, 1.minutes),
-            SynthPop(2, "Alice", null, 2.minutes + 57.seconds),
-            DancePop(3, "Stupid Love", null, 3.minutes + 13.seconds),
-            DancePop(4, "Rain On Me", "Ariana Grande", 3.minutes + 2.seconds),
-            SynthPop(5, "Free Woman", null, 3.minutes + 11.seconds),
-            ElectroPop(6, "Fun Tonight", null, 2.minutes + 53.seconds),
-            Interlude(7, "Chromatica II", null, 41.seconds),
-            SynthPop(8, "911", null, 2.minutes + 52.seconds),
-            ElectroPop(9, "Plastic Doll", null, 3.minutes + 41.seconds),
-            DancePop(10, "Sour Candy", "Blackpink", 2.minutes + 37.seconds),
-            DancePop(11, "Enigma", null, 2.minutes + 59.seconds),
-            SynthPop(12, "Replay", null, 3.minutes + 6.seconds),
-            Interlude(13, "Chromatica III", null, 27.seconds),
-            ElectroPop(14, "Sine From Above", "Elton John", 4.minutes + 4.seconds),
-            SynthPop(15, "1000 Doves", null, 3.minutes + 35.seconds),
-            DancePop(16, "Babylon", null, 2.minutes + 41.seconds)
-        )
-    )
-
-    println("$chromatica\n")
-
-    chromatica.tracks.sortBy { it.style }
-
-    println("Album sorted by musical style:\n$chromatica\n")
-
-    val durationRange = 1.minutes.. 3.minutes + 30.seconds
-
-    println(
-        "${chromatica.albumName} tracks in a duration range ($durationRange):\n${chromatica.tracksInDurationRange(durationRange).joinToString("\n")}"
-    )
-}
-
-