From 770024987f40cbe2f516c068bb4305dbe18d61be Mon Sep 17 00:00:00 2001
From: TimofeyImaev <135110212+TimofeyImaev@users.noreply.github.com>
Date: Fri, 10 Oct 2025 09:14:16 +0500
Subject: [PATCH 1/3] _Imaev

---
 .idea/gradle.xml                              |  3 +-
 build.gradle.kts                              | 15 +++++++-
 settings.gradle.kts                           | 10 +++++
 src/main/java/ru/urfu/Main.java               | 17 ---------
 src/main/java/ru/urfu/Main.kt                 | 18 +++++++++
 src/main/java/ru/urfu/loader/PlayerLoader.kt  | 30 +++++++++++++++
 src/main/java/ru/urfu/model/Player.kt         | 16 ++++++++
 src/main/java/ru/urfu/resolver/Resolver.kt    | 34 +++++++++++++++++
 src/main/java/ru/urfu/visual/ChartDrawer.kt   | 38 +++++++++++++++++++
 src/test/kotlin/ru/urfu/tests/ResolverTest.kt | 37 ++++++++++++++++++
 10 files changed, 198 insertions(+), 20 deletions(-)
 delete mode 100644 src/main/java/ru/urfu/Main.java
 create mode 100644 src/main/java/ru/urfu/Main.kt
 create mode 100644 src/main/java/ru/urfu/loader/PlayerLoader.kt
 create mode 100644 src/main/java/ru/urfu/model/Player.kt
 create mode 100644 src/main/java/ru/urfu/resolver/Resolver.kt
 create mode 100644 src/main/java/ru/urfu/visual/ChartDrawer.kt
 create mode 100644 src/test/kotlin/ru/urfu/tests/ResolverTest.kt

diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 14746e7..666faea 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,10 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleHome" value="" />
+        <option name="gradleJvm" value="corretto-22" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
diff --git a/build.gradle.kts b/build.gradle.kts
index 6674195..03ca832 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,6 +1,7 @@
 plugins {
     id("java")
     id("application")
+    kotlin("jvm")
 }
 
 group = "ru.urfu"
@@ -11,8 +12,14 @@ repositories {
 }
 
 dependencies {
+    implementation(kotlin("stdlib-jdk8"))
+
+    implementation("org.jfree:jfreechart:1.5.3")
+    testImplementation(kotlin("test"))
     testImplementation(platform("org.junit:junit-bom:5.10.0"))
     testImplementation("org.junit.jupiter:junit-jupiter")
+    testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine")
+
 }
 
 tasks.test {
@@ -20,5 +27,9 @@ tasks.test {
 }
 
 application {
-    mainClass = "ru.urfu.Main"
-}
\ No newline at end of file
+    mainClass = "ru.urfu.MainKt"
+}
+
+kotlin {
+    jvmToolchain(22)
+}
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 2831c35..8bc4c94 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -1,2 +1,12 @@
+pluginManagement {
+    plugins {
+        kotlin("jvm") version "2.2.0"
+    }
+
+}
+plugins {
+    id("org.gradle.toolchains.foojay-resolver-convention") version "0.8.0"
+}
+
 rootProject.name = "Java2025_2"
 
diff --git a/src/main/java/ru/urfu/Main.java b/src/main/java/ru/urfu/Main.java
deleted file mode 100644
index 5845f6d..0000000
--- a/src/main/java/ru/urfu/Main.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package ru.urfu;
-
-//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
-// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
-public class Main {
-    public static void main(String[] args) {
-        //TIP Press <shortcut actionId="ShowIntentionActions"/> with your caret at the highlighted text
-        // to see how GIGA IDE suggests fixing it.
-        System.out.printf("Hello and welcome!");
-
-        for (int i = 1; i <= 5; i++) {
-            //TIP Press <shortcut actionId="Debug"/> to start debugging your code. We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
-            // for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.
-            System.out.println("i = " + i);
-        }
-    }
-}
\ No newline at end of file
diff --git a/src/main/java/ru/urfu/Main.kt b/src/main/java/ru/urfu/Main.kt
new file mode 100644
index 0000000..ed0c3e1
--- /dev/null
+++ b/src/main/java/ru/urfu/Main.kt
@@ -0,0 +1,18 @@
+package ru.urfu
+
+import ru.urfu.loader.PlayerLoader
+import ru.urfu.resolver.Resolver
+import ru.urfu.visual.ChartDrawer
+
+fun main() {
+    val path = "src/main/resources/fakePlayers.csv"
+    val players = PlayerLoader.loadPlayersFromCSV(path)
+    val resolver = Resolver(players)
+
+    println("Number of players without an agency: ${resolver.getCountWithoutAgency()}")
+    println("Maximum number of goals scored by a defender: ${resolver.getMaxDefenderGoalsCount()}")
+    println("Position of the most expensive German player: ${resolver.getTheExpensiveGermanPlayerPosition()}")
+    println("Team with the highest average number of red cards per player: ${resolver.getTheRudestTeam()}")
+
+    ChartDrawer.drawGoalsVsValue(players)
+}
diff --git a/src/main/java/ru/urfu/loader/PlayerLoader.kt b/src/main/java/ru/urfu/loader/PlayerLoader.kt
new file mode 100644
index 0000000..7cc434a
--- /dev/null
+++ b/src/main/java/ru/urfu/loader/PlayerLoader.kt
@@ -0,0 +1,30 @@
+package ru.urfu.loader
+
+import ru.urfu.model.Player
+import java.io.File
+
+object PlayerLoader {
+
+    fun loadPlayersFromCSV(path: String): List<Player> {
+        return File(path).readLines()
+            .drop(1) // Пропускаем заголовок
+            .map { line ->
+                val tokens = line.split(";").map { it.trim() }
+
+                Player(
+                    name = tokens[0],
+                    team = tokens[1],
+                    city = tokens[2],
+                    position = tokens[3],
+                    nationality = tokens[4],
+                    agency = if (tokens[5].isBlank()) null else tokens[5],
+                    transferCost = tokens[6].replace("_", "").replace("€", "").toInt(),
+                    participations = tokens[7].toInt(),
+                    goals = tokens[8].toInt(),
+                    assists = tokens[9].toInt(),
+                    yellowCards = tokens[10].toInt(),
+                    redCards = tokens[11].toInt()
+                )
+            }
+    }
+}
diff --git a/src/main/java/ru/urfu/model/Player.kt b/src/main/java/ru/urfu/model/Player.kt
new file mode 100644
index 0000000..b942b27
--- /dev/null
+++ b/src/main/java/ru/urfu/model/Player.kt
@@ -0,0 +1,16 @@
+package ru.urfu.model
+
+data class Player(
+    val name: String,
+    val team: String,
+    val city: String,
+    val position: String,
+    val nationality: String,
+    val agency: String?,
+    val transferCost: Int,
+    val participations: Int,
+    val goals: Int,
+    val assists: Int,
+    val yellowCards: Int,
+    val redCards: Int
+)
diff --git a/src/main/java/ru/urfu/resolver/Resolver.kt b/src/main/java/ru/urfu/resolver/Resolver.kt
new file mode 100644
index 0000000..17d796b
--- /dev/null
+++ b/src/main/java/ru/urfu/resolver/Resolver.kt
@@ -0,0 +1,34 @@
+package ru.urfu.resolver
+
+import ru.urfu.model.Player
+
+class Resolver(private val players: List<Player>) : IResolver {
+
+    override fun getCountWithoutAgency(): Int {
+        return players.count { it.agency == null }
+    }
+
+    override fun getMaxDefenderGoalsCount(): Int {
+        return players
+            .filter { it.position.equals("DEFENDER", ignoreCase = true) }
+            .maxOfOrNull { it.goals } ?: 0
+    }
+
+    override fun getTheExpensiveGermanPlayerPosition(): String {
+        return players
+            .filter { it.nationality.equals("Germany", ignoreCase = true) }
+            .maxByOrNull { it.transferCost }
+            ?.position
+            ?: "Not found"
+    }
+
+    override fun getTheRudestTeam(): String {
+        return players
+            .groupBy { "${it.team} (${it.city})" }
+            .mapValues { (_, teamPlayers) ->
+                teamPlayers.map { it.redCards }.average()
+            }
+            .maxByOrNull { it.value }
+            ?.key ?: "Not found"
+    }
+}
diff --git a/src/main/java/ru/urfu/visual/ChartDrawer.kt b/src/main/java/ru/urfu/visual/ChartDrawer.kt
new file mode 100644
index 0000000..49d75e5
--- /dev/null
+++ b/src/main/java/ru/urfu/visual/ChartDrawer.kt
@@ -0,0 +1,38 @@
+package ru.urfu.visual
+
+import org.jfree.chart.ChartFactory
+import org.jfree.chart.ChartPanel
+import org.jfree.chart.JFreeChart
+import org.jfree.chart.plot.PlotOrientation
+import org.jfree.data.xy.XYSeries
+import org.jfree.data.xy.XYSeriesCollection
+import ru.urfu.model.Player
+import javax.swing.JFrame
+
+object ChartDrawer {
+    fun drawGoalsVsValue(players: List<Player>) {
+        val series = XYSeries("FORWARD")
+
+        players.filter { it.position.equals("FORWARD", ignoreCase = true) }
+            .forEach { player ->
+                series.add(player.transferCost.toDouble(), player.goals.toDouble())
+            }
+
+        val dataset = XYSeriesCollection(series)
+
+        val chart: JFreeChart = ChartFactory.createScatterPlot(
+            "Голы vs Трансферная стоимость (FORWARD)",
+            "Трансферная стоимость (€)",
+            "Голы",
+            dataset,
+            PlotOrientation.VERTICAL,
+            true, true, false
+        )
+
+        val frame = JFrame("График")
+        frame.contentPane = ChartPanel(chart)
+        frame.defaultCloseOperation = JFrame.EXIT_ON_CLOSE
+        frame.pack()
+        frame.isVisible = true
+    }
+}
diff --git a/src/test/kotlin/ru/urfu/tests/ResolverTest.kt b/src/test/kotlin/ru/urfu/tests/ResolverTest.kt
new file mode 100644
index 0000000..91b4b25
--- /dev/null
+++ b/src/test/kotlin/ru/urfu/tests/ResolverTest.kt
@@ -0,0 +1,37 @@
+package ru.urfu.tests
+
+import org.junit.jupiter.api.Test
+import kotlin.test.assertEquals
+import ru.urfu.model.Player
+import ru.urfu.resolver.Resolver
+
+class ResolverTest {
+
+    private val testPlayers = listOf(
+        Player("A", "TeamA", "CityA", "Defender", "Germany", null, 1000000, 10, 2, 1, 1, 1),
+        Player("B", "TeamB", "CityB", "Forward", "Russia", "Agency1", 8000000, 20, 10, 3, 0, 0),
+        Player("C", "TeamC", "CityC", "Goalkeeper", "Germany", "Agency2", 12000000, 15, 0, 1, 2, 0)
+    )
+
+    private val resolver = Resolver(testPlayers)
+
+    @Test
+    fun testCountWithoutAgency() {
+        assertEquals(1, resolver.getCountWithoutAgency())
+    }
+
+    @Test
+    fun testMaxDefenderGoals() {
+        assertEquals(2, resolver.getMaxDefenderGoalsCount())
+    }
+
+    @Test
+    fun testMostExpensiveGermanPlayerPosition() {
+        assertEquals("Goalkeeper", resolver.getTheExpensiveGermanPlayerPosition())
+    }
+
+    @Test
+    fun testRudestTeam() {
+        assertEquals("TeamA (CityA)", resolver.getTheRudestTeam())
+    }
+}

From 6ccf77e8873882d5d27b665de6694ff7ce843186 Mon Sep 17 00:00:00 2001
From: TimofeyImaev <135110212+TimofeyImaev@users.noreply.github.com>
Date: Fri, 10 Oct 2025 09:20:50 +0500
Subject: [PATCH 2/3] nothing changes

---
 src/main/java/ru/urfu/visual/ChartDrawer.kt   | 2 +-
 src/test/kotlin/ru/urfu/tests/ResolverTest.kt | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/ru/urfu/visual/ChartDrawer.kt b/src/main/java/ru/urfu/visual/ChartDrawer.kt
index 49d75e5..35f3c79 100644
--- a/src/main/java/ru/urfu/visual/ChartDrawer.kt
+++ b/src/main/java/ru/urfu/visual/ChartDrawer.kt
@@ -10,7 +10,7 @@ import ru.urfu.model.Player
 import javax.swing.JFrame
 
 object ChartDrawer {
-    fun drawGoalsVsValue(players: List<Player>) {
+    fun GoalsVsValue(players: List<Player>) {
         val series = XYSeries("FORWARD")
 
         players.filter { it.position.equals("FORWARD", ignoreCase = true) }
diff --git a/src/test/kotlin/ru/urfu/tests/ResolverTest.kt b/src/test/kotlin/ru/urfu/tests/ResolverTest.kt
index 91b4b25..d85da1c 100644
--- a/src/test/kotlin/ru/urfu/tests/ResolverTest.kt
+++ b/src/test/kotlin/ru/urfu/tests/ResolverTest.kt
@@ -5,6 +5,8 @@ import kotlin.test.assertEquals
 import ru.urfu.model.Player
 import ru.urfu.resolver.Resolver
 
+
+
 class ResolverTest {
 
     private val testPlayers = listOf(

From 7fa14f409ff22105819c5fad8e9535eafe6bea96 Mon Sep 17 00:00:00 2001
From: dryddot-lang <dryddot@gmail.com>
Date: Fri, 10 Oct 2025 09:24:20 +0500
Subject: [PATCH 3/3] nothing changes

---
 src/main/java/ru/urfu/visual/ChartDrawer.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/ru/urfu/visual/ChartDrawer.kt b/src/main/java/ru/urfu/visual/ChartDrawer.kt
index 35f3c79..ef75b9c 100644
--- a/src/main/java/ru/urfu/visual/ChartDrawer.kt
+++ b/src/main/java/ru/urfu/visual/ChartDrawer.kt
@@ -10,7 +10,7 @@ import ru.urfu.model.Player
 import javax.swing.JFrame
 
 object ChartDrawer {
-    fun GoalsVsValue(players: List<Player>) {
+    fun asdasdGoalsVsValue(players: List<Player>) {
         val series = XYSeries("FORWARD")
 
         players.filter { it.position.equals("FORWARD", ignoreCase = true) }