Initial commit

.gitignore

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+# Java
+.mtj.tmp/
+*.class
+*.jar
+*.war
+*.ear
+*.nar
+hs_err_pid*
+
+# Maven
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+pom.xml.bak
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+.mvn/wrapper/maven-wrapper.jar
+
+# IntelliJ
+out/
+.idea/
+.idea_modules/
+*.iml
+*.ipr
+*.iws

config.toml

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+[dependencies]
+
+[dependencies.http4k]
+groupId = "org.http4k"
+artifactId = "http4k-core"
+version = "3.260.0"
+
+[dependencies.javalin]
+groupId = "io.javalin"
+artifactId = "javalin"
+version = "3.10.1"
+
+[dependencies.pebble]
+groupId = "io.pebbletemplates"
+artifactId = "pebble"
+version = "3.1.4"
+
+[dependencies.logback]
+groupId = "ch.qos.logback"
+artifactId = "logback-classic"
+version = "1.2.3"
+default = true
+
+[dependencies.mariadb]
+groupId = "org.mariadb.jdbc"
+artifactId = "mariadb-java-client"
+version = "2.6.2"
+
+[dependencies.h2]
+groupId = "com.h2database"
+artifactId = "h2"
+version = "1.4.200"
+
+[dependencies.flyway]
+groupId = "org.flywaydb"
+artifactId = "flyway-core"
+version = "6.5.4"
+
+[dependencies.HikariCP]
+groupId = "com.zaxxer"
+artifactId = "HikariCP"
+version = "3.4.5"
+
+[dependencies.Ktorm]
+groupId = "me.liuwj.ktorm"
+artifactId = "ktorm-core"
+version = "3.0.0"
+
+[dependencies.Ktorm-Mysql]
+groupId = "me.liuwj.ktorm"
+artifactId = "ktorm-support-mysql"
+version = "3.0.0"

pom.xml

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+<project>
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>starter</groupId>
+    <artifactId>kotlin-starter</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.target>11</maven.compiler.target>
+        <maven.compiler.source>11</maven.compiler.source>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <kotlin.version>1.4.10</kotlin.version>
+    </properties>
+
+    <repositories>
+        <repository>
+            <id>jcenter</id>
+            <name>jcenter</name>
+            <url>https://jcenter.bintray.com</url>
+        </repository>
+    </repositories>
+
+    <dependencies>
+        <dependency>
+            <groupId>io.pebbletemplates</groupId>
+            <artifactId>pebble</artifactId>
+            <version>3.1.4</version>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+            <version>1.2.3</version>
+        </dependency>
+        <dependency>
+            <groupId>com.electronwill.night-config</groupId>
+            <artifactId>toml</artifactId>
+            <version>3.6.3</version>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlin</groupId>
+            <artifactId>kotlin-stdlib-jdk8</artifactId>
+            <version>${kotlin.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>io.javalin</groupId>
+            <artifactId>javalin</artifactId>
+            <version>3.10.1</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.2.4</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <minimizeJar>false</minimizeJar>
+                            <transformers>
+                                <transformer
+                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <mainClass>starter.KotlinStarterKt</mainClass>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.jetbrains.kotlin</groupId>
+                <artifactId>kotlin-maven-plugin</artifactId>
+                <version>${kotlin.version}</version>
+                <executions>
+                    <execution>
+                        <id>compile</id>
+                        <phase>compile</phase>
+                        <goals>
+                            <goal>compile</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>test-compile</id>
+                        <phase>test-compile</phase>
+                        <goals>
+                            <goal>test-compile</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <jvmTarget>11</jvmTarget>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/starter/Config.kt

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+package starter
+
+import com.electronwill.nightconfig.core.Config as NightConfig
+import com.electronwill.nightconfig.core.file.FileConfig
+
+data class StarterConfig(val dependencies: List<Dependency>)
+
+class Config {
+    fun load(): StarterConfig {
+        val cfg = FileConfig.of("config.toml")
+        cfg.load()
+        val dependenciesNode: NightConfig = cfg["dependencies"]
+        @Suppress("UNCHECKED_CAST") val valueMap = dependenciesNode.valueMap() as Map<String, NightConfig>
+        val dependencies = valueMap.map { (name, values) ->
+            Dependency(name, values.get("groupId"), values.get("artifactId"), values.get("version"), values.getOrElse("default", false))
+        }
+        return StarterConfig(dependencies)
+    }
+
+}

src/main/java/starter/KotlinStarter.kt

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+package starter
+
+fun main() {
+    val config = Config()
+    val loaded = config.load()
+    val server = Server(Views(PebbleModule().engine()),loaded)
+    server.run()
+}

src/main/java/starter/Models.kt

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+package starter
+
+data class Dependency(val name: String, val groupId: String, val artifactId: String, val version: String, val default: Boolean)
+data class Input(val name: String, val value: String? = null)

src/main/java/starter/PebbleModule.kt

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+package starter
+
+import com.mitchellbosecke.pebble.PebbleEngine
+import com.mitchellbosecke.pebble.loader.ClasspathLoader
+
+class PebbleModule {
+    fun engine(): PebbleEngine {
+        val loader = ClasspathLoader()
+        loader.suffix = ".twig"
+        return PebbleEngine.Builder()
+                .loader(loader)
+                .cacheActive(false)
+                .build()
+    }
+}

src/main/java/starter/Server.kt

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+package starter
+
+import io.javalin.Javalin
+
+class Server(private val views: Views, private val conf: StarterConfig) {
+    fun run() {
+        val app = Javalin.create().start(7000)
+
+        app.get("/") { ctx ->
+            val inputs = listOf(
+                    Input("name", "example"),
+                    Input("basePackage", "org.example")
+            )
+            ctx.result(views.index(conf.dependencies, inputs))
+            ctx.contentType("text/html")
+        }
+
+        app.post("/") { ctx ->
+            val name = ctx.formParam("name")!!
+            val basePackage = ctx.formParam("basePackage")!!
+
+            val deps = conf.dependencies.filter {
+                ctx.formParam(it.name) != null
+            }
+
+            ctx.result(views.pom(deps, name, basePackage))
+            ctx.contentType("text/xml")
+        }
+    }
+}

src/main/java/starter/Views.kt

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+package starter
+
+import com.mitchellbosecke.pebble.PebbleEngine
+import java.io.StringWriter
+
+private fun PebbleEngine.render(name: String, args: Map<String, Any?> = mapOf()): String {
+    val template = getTemplate(name)
+    val writer = StringWriter()
+    template.evaluate(writer, args)
+    return writer.toString()
+}
+
+class Views(private val engine: PebbleEngine) {
+    fun index(dependencies: List<Dependency>, inputs: List<Input>) = engine.render("views/index",
+            mapOf("dependencies" to dependencies, "inputs" to inputs)
+    )
+
+    fun pom(dependencies: List<Dependency>, name: String, basePackage: String) = engine.render("starter/pom",
+            mapOf(
+                    "dependencies" to dependencies,
+                    "name" to name,
+                    "basePackage" to basePackage
+            )
+    )
+}

src/main/resources/logback.xml

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+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <withJansi>true</withJansi>
+        <encoder>
+            <pattern>%cyan(%d{YYYY-MM-dd HH:mm:ss.SSS}) [%thread] %highlight(%-5level) %green(%logger{36}) - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+    <root level="DEBUG">
+        <appender-ref ref="STDOUT"/>
+    </root>
+    <logger name="com.mitchellbosecke.pebble" level="INFO"/>
+    <logger name="org.eclipse.jetty" level="INFO"/>
+</configuration>

src/main/resources/starter/@dependencies.twig

@@ -0,0 +1,9 @@
+<dependencies>
+{% for dep in dependencies %}
+    <dependency>
+        <groupId>{{ dep.groupId }}</groupId>
+        <artifactId>{{ dep.artifactId }}</artifactId>
+        <version>{{ dep.version }}</version>
+    </dependency>
+{% endfor %}
+</dependencies>

src/main/resources/starter/@plugins.twig

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+<build>
+    <plugins>
+
+        {% include "starter/plugins/@default" %}
+
+        {% include "starter/plugins/@kotlin" %}
+
+        {% include "starter/plugins/@shade" %}
+
+    </plugins>
+</build>

src/main/resources/starter/@repositories.twig

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+<repositories>
+    <repository>
+        <id>jcenter</id>
+        <name>jcenter</name>
+        <url>https://jcenter.bintray.com</url>
+    </repository>
+</repositories>

src/main/resources/starter/plugins/@default.twig

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+<plugin>
+    <groupId>org.apache.maven.plugins</groupId>
+    <artifactId>maven-compiler-plugin</artifactId>
+    <version>3.8.1</version>
+</plugin>
+
+<plugin>
+    <groupId>org.apache.maven.plugins</groupId>
+    <artifactId>maven-dependency-plugin</artifactId>
+    <version>3.1.2</version>
+</plugin>
+
+<plugin>
+    <groupId>org.apache.maven.plugins</groupId>
+    <artifactId>maven-surefire-plugin</artifactId>
+    <version>3.0.0-M4</version>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.maven.surefire</groupId>
+            <artifactId>surefire-junit-platform</artifactId>
+            <version>3.0.0-M4</version>
+        </dependency>
+    </dependencies>
+</plugin>

src/main/resources/starter/plugins/@kotlin.twig

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+<plugin>
+    <groupId>org.jetbrains.kotlin</groupId>
+    <artifactId>kotlin-maven-plugin</artifactId>
+    <version>${kotlin.version}</version>
+    <executions>
+        <execution>
+            <id>compile</id>
+            <phase>compile</phase>
+            <goals>
+                <goal>compile</goal>
+            </goals>
+        </execution>
+        <execution>
+            <id>test-compile</id>
+            <phase>test-compile</phase>
+            <goals>
+                <goal>test-compile</goal>
+            </goals>
+        </execution>
+    </executions>
+    <configuration>
+        <jvmTarget>14</jvmTarget>
+    </configuration>
+</plugin>

src/main/resources/starter/plugins/@shade.twig

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+<plugin>
+    <groupId>org.apache.maven.plugins</groupId>
+    <artifactId>maven-shade-plugin</artifactId>
+    <version>3.2.4</version>
+    <executions>
+        <execution>
+            <phase>package</phase>
+            <goals>
+                <goal>shade</goal>
+            </goals>
+            <configuration>
+                <minimizeJar>true</minimizeJar>
+                <transformers>
+                    <transformer
+                            implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                        <mainClass>${main.class}</mainClass>
+                    </transformer>
+                </transformers>
+            </configuration>
+        </execution>
+    </executions>
+</plugin>

src/main/resources/starter/pom.twig

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+<project>
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>{{ basePackage }}</groupId>
+    <artifactId>{{ name | lower }}</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.target>14</maven.compiler.target>
+        <maven.compiler.source>14</maven.compiler.source>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <main.class>{{ basePackage }}/{{ name | lower | capitalize }}Kt</main.class>
+    </properties>
+
+    {% include "starter/@dependencies" %}
+
+    {% include "starter/@repositories" %}
+
+    {% include "starter/@plugins" %}
+
+</project>

src/main/resources/views/@base.twig

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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Kotlin Starter</title>
+</head>
+<body>
+{% block content %}
+{% endblock %}
+</body>
+</html>

src/main/resources/views/index.twig

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+{% extends "views/@base" %}
+
+{% macro dependency(dependency) %}
+    <label>
+        <input name="{{ dependency.name }}" type="checkbox"{% if dependency.default %} checked{% endif %}>
+        <span>{{ dependency.name }}</span>
+    </label>
+{% endmacro %}
+
+{% macro input(input) %}
+    <label>
+        <span>{{ input.name }}</span>
+        <input name="{{ input.name }}" type="text"{% if input.value %} value="{{ input.value }}"{% endif %}>
+    </label>
+{% endmacro %}
+
+{% block content %}
+    <h1>Kotlin Starter</h1>
+    <form method="post">
+        {% for input in inputs %}
+            {{ input(input) }}
+        {% endfor %}
+        <br>
+        {% for dependency in dependencies %}
+            {{ dependency(dependency) }}
+        {% endfor %}
+        <br>
+        <button type="submit">Submit</button>
+    </form>
+{% endblock %}