From b59deff562d334281cfb63427c5d98fa34424d1a Mon Sep 17 00:00:00 2001
From: Egito Filho <egitofilho4@gmail.com>
Date: Fri, 6 Dec 2024 21:17:08 -0300
Subject: [PATCH] 03_05_GERENCIANDO_TAREFAS_ASSINCRONAS_COM_COROTINAS

---
 .gitignore                                    | 32 ++++++++++++++
 .idea/.gitignore                              |  8 ++++
 .idea/inspectionProfiles/Project_Default.xml  |  6 +++
 .idea/kotlinc.xml                             | 10 +++++
 .idea/libraries/KotlinJavaRuntime.xml         | 17 ++++++++
 .../jetbrains_kotlinx_coroutines_core.xml     | 13 ++++++
 .idea/misc.xml                                |  6 +++
 .idea/modules.xml                             |  8 ++++
 ConhecendoCoroutines.iml                      | 16 +++++++
 src/Main.kt                                   | 42 +++++++++++++++++++
 10 files changed, 158 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 .idea/.gitignore
 create mode 100644 .idea/inspectionProfiles/Project_Default.xml
 create mode 100644 .idea/kotlinc.xml
 create mode 100644 .idea/libraries/KotlinJavaRuntime.xml
 create mode 100644 .idea/libraries/jetbrains_kotlinx_coroutines_core.xml
 create mode 100644 .idea/misc.xml
 create mode 100644 .idea/modules.xml
 create mode 100644 ConhecendoCoroutines.iml
 create mode 100644 src/Main.kt

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3ddbf4c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,32 @@
+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Kotlin ###
+.kotlin
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
new file mode 100644
index 0000000..df543e3
--- /dev/null
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="ReplaceUntilWithRangeUntil" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
+  </profile>
+</component>
\ No newline at end of file
diff --git a/.idea/kotlinc.xml b/.idea/kotlinc.xml
new file mode 100644
index 0000000..8226e53
--- /dev/null
+++ b/.idea/kotlinc.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Kotlin2JvmCompilerArguments">
+    <option name="jvmTarget" value="1.8" />
+  </component>
+  <component name="KotlinCommonCompilerArguments">
+    <option name="apiVersion" value="2.0" />
+    <option name="languageVersion" value="2.0" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/libraries/KotlinJavaRuntime.xml b/.idea/libraries/KotlinJavaRuntime.xml
new file mode 100644
index 0000000..0c43400
--- /dev/null
+++ b/.idea/libraries/KotlinJavaRuntime.xml
@@ -0,0 +1,17 @@
+<component name="libraryTable">
+  <library name="KotlinJavaRuntime" type="repository">
+    <properties maven-id="org.jetbrains.kotlin:kotlin-stdlib:2.0.21" />
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/2.0.21/kotlin-stdlib-2.0.21.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/2.0.21/kotlin-stdlib-2.0.21-javadoc.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/2.0.21/kotlin-stdlib-2.0.21-sources.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/libraries/jetbrains_kotlinx_coroutines_core.xml b/.idea/libraries/jetbrains_kotlinx_coroutines_core.xml
new file mode 100644
index 0000000..6c77ee4
--- /dev/null
+++ b/.idea/libraries/jetbrains_kotlinx_coroutines_core.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="jetbrains.kotlinx.coroutines.core" type="repository">
+    <properties maven-id="org.jetbrains.kotlinx:kotlinx-coroutines-core:1.9.0" />
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlinx/kotlinx-coroutines-core/1.9.0/kotlinx-coroutines-core-1.9.0.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlinx/kotlinx-coroutines-core-jvm/1.9.0/kotlinx-coroutines-core-jvm-1.9.0.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/23.0.0/annotations-23.0.0.jar!/" />
+      <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/2.0.0/kotlin-stdlib-2.0.0.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..e6be3f1
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="corretto-17" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..ec7314e
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/ConhecendoCoroutines.iml" filepath="$PROJECT_DIR$/ConhecendoCoroutines.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/ConhecendoCoroutines.iml b/ConhecendoCoroutines.iml
new file mode 100644
index 0000000..7be2a5f
--- /dev/null
+++ b/ConhecendoCoroutines.iml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/testResources" type="java-test-resource" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="KotlinJavaRuntime" level="project" />
+    <orderEntry type="library" name="jetbrains.kotlinx.coroutines.core" level="project" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/src/Main.kt b/src/Main.kt
new file mode 100644
index 0000000..227d245
--- /dev/null
+++ b/src/Main.kt
@@ -0,0 +1,42 @@
+import kotlinx.coroutines.*
+import java.text.SimpleDateFormat
+import java.util.*
+
+// Objetivo: construção de uma casa, trabalhadores operando para contruir uma casa. Subir as paredes e instalar
+// as portas, janelas e telhado.
+
+enum class BuildingMaterial(val description: String, val veliveringTimeInMillis: Long) {
+    DOORS("PORTAS", 500),
+    WINDOWS("JANELAS", 1_000),
+    ROOF("TELHADO", 3_000),
+}
+
+fun getTimeNow(): String =
+    SimpleDateFormat("hh:mm:ss:SSS", Locale.getDefault()).format(Date())
+
+suspend fun order(material: BuildingMaterial): BuildingMaterial {
+    println("${getTimeNow()}  >>>>> SOLICITANDO ${material.description}...")
+    delay(material.veliveringTimeInMillis)
+    println("${getTimeNow()}  >>>>> ${material.description} CHEGARAM!")
+    return material
+}
+
+suspend fun doWork(task: String) {
+    println("${getTimeNow()}  >>>>> EXECUTANDO TAREFA [$task]...")
+    delay(1_000)
+    println("${getTimeNow()}  >>>>> TAREFA [$task] CONCLUÍDA!")
+}
+
+fun main() {
+    runBlocking {
+        val doors = async { order(BuildingMaterial.DOORS) }
+        val roof = async { order(BuildingMaterial.ROOF) }
+        val windows = async { order(BuildingMaterial.WINDOWS) }
+
+        doWork("CONSTRUIR PAREDES")
+        doWork("CONSTRUIR PAREDES")
+        launch { doWork("INSTALAR ${doors.await().description}") }
+        launch { doWork("INSTALAR ${roof.await().description}") }.cancel()
+        launch { doWork("INSTALAR ${windows.await().description}") }
+    }
+}
\ No newline at end of file