Initial (working) commit

build.gradle.kts

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+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    id("com.github.johnrengelman.shadow") version "5.0.0"
+    id("de.fayard.buildSrcVersions") version "0.3.2"
+    kotlin("jvm") version "1.3.21"
+    application
+}
+
+group = "com.anthonycicchetti"
+version = "0.1.0"
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation(kotlin("stdlib-jdk8"))
+    implementation(Libs.javalin)
+    implementation(Libs.slf4j_simple)
+    implementation(Libs.jackson_databind)
+}
+
+application {
+    mainClassName = "MainKt"
+}
+
+tasks.withType<KotlinCompile> {
+    kotlinOptions.jvmTarget = "1.8"
+}

buildSrc/.gitignore

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+
+.gradle/
+build/

buildSrc/build.gradle.kts

@@ -0,0 +1,8 @@
+
+plugins {
+    `kotlin-dsl`
+}
+repositories {
+    jcenter()
+}
+        

buildSrc/src/main/kotlin/Libs.kt

@@ -0,0 +1,40 @@
+import kotlin.String
+
+/**
+ * Generated by https://github.com/jmfayard/buildSrcVersions
+ *
+ * Update this file with
+ *   `$ ./gradlew buildSrcVersions` */
+object Libs {
+    /**
+     * http://github.com/FasterXML/jackson */
+    const val jackson_databind: String = "com.fasterxml.jackson.core:jackson-databind:" +
+            Versions.jackson_databind
+
+    const val de_fayard_buildsrcversions_gradle_plugin: String =
+            "de.fayard.buildSrcVersions:de.fayard.buildSrcVersions.gradle.plugin:" +
+            Versions.de_fayard_buildsrcversions_gradle_plugin
+
+    /**
+     * https://javalin.io */
+    const val javalin: String = "io.javalin:javalin:" + Versions.javalin
+
+    const val org_jetbrains_kotlin_jvm_gradle_plugin: String =
+            "org.jetbrains.kotlin.jvm:org.jetbrains.kotlin.jvm.gradle.plugin:" +
+            Versions.org_jetbrains_kotlin_jvm_gradle_plugin
+
+    /**
+     * https://kotlinlang.org/ */
+    const val kotlin_scripting_compiler_embeddable: String =
+            "org.jetbrains.kotlin:kotlin-scripting-compiler-embeddable:" +
+            Versions.org_jetbrains_kotlin
+
+    /**
+     * https://kotlinlang.org/ */
+    const val kotlin_stdlib_jdk8: String = "org.jetbrains.kotlin:kotlin-stdlib-jdk8:" +
+            Versions.org_jetbrains_kotlin
+
+    /**
+     * http://www.slf4j.org */
+    const val slf4j_simple: String = "org.slf4j:slf4j-simple:" + Versions.slf4j_simple
+}

buildSrc/src/main/kotlin/Versions.kt

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+import kotlin.String
+
+/**
+ * Find which updates are available by running
+ *     `$ ./gradlew buildSrcVersions`
+ * This will only update the comments.
+ *
+ * YOU are responsible for updating manually the dependency version. */
+object Versions {
+    const val jackson_databind: String = "2.9.8" 
+
+    const val de_fayard_buildsrcversions_gradle_plugin: String = "0.3.2" 
+
+    const val javalin: String = "2.7.0" 
+
+    const val org_jetbrains_kotlin_jvm_gradle_plugin: String = "1.3.21" 
+
+    const val org_jetbrains_kotlin: String = "1.3.21" 
+
+    const val slf4j_simple: String = "1.7.26"
+
+    /**
+     *
+     *   To update Gradle, edit the wrapper file at path:
+     *      ./gradle/wrapper/gradle-wrapper.properties
+     */
+    object Gradle {
+        const val runningVersion: String = "5.2.1"
+
+        const val currentVersion: String = "5.2.1"
+
+        const val nightlyVersion: String = "5.4-20190319000102+0000"
+
+        const val releaseCandidate: String = "5.3-rc-3"
+    }
+}

gradle.properties

@@ -0,0 +1 @@
+kotlin.code.style=official

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.2.1-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

gradlew

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+#!/usr/bin/env sh
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=$(save "$@")
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"

gradlew.bat

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+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

justfile

@@ -0,0 +1,6 @@
+push: build
+    scp ./build/libs/slackmemes-0.1.0-all.jar anthonycicchetti.com:/home/slackbot/slackbot.jar
+    ssh anthonycicchetti.com "service slackbot restart"
+
+build:
+    ./gradlew shadowJar

settings.gradle

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+rootProject.name = 'slackmemes'
+

src/main/kotlin/.gitignore

@@ -0,0 +1,78 @@
+# Created by .ignore support plugin (hsz.mobi)
+### Kotlin template
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# CMake
+cmake-build-debug/
+cmake-build-release/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests

src/main/kotlin/Main.kt

@@ -0,0 +1,70 @@
+import io.javalin.Context
+import io.javalin.Javalin
+import org.slf4j.LoggerFactory
+
+fun main() {
+    val logger = LoggerFactory.getLogger("main")
+
+    val app = Javalin.create().start(7000)
+    app.get("/") { ctx -> ctx.result("Hello World") }
+
+    app.post("/slack/receive") {
+        ctx -> handleSlackEvent(ctx)
+    }
+
+    app.post("/api/v1/spongebob") {
+        ctx -> ctx.json(TextResponse(200, ctx.body().toSpongemock()))
+    }
+
+    app.post("/api/v1/uppercase") {
+        ctx -> ctx.json(TextResponse(200, ctx.body().toUpperCase()))
+    }
+}
+
+fun handleSlackEvent(ctx: Context) {
+
+    // Short circuit for ssl check
+    if ((ctx.formParam("ssl_check") ?: 0) == "1") {
+        ctx.status(200)
+        return
+    }
+
+    val responseObj = RespObj(
+        command = ctx.formParamMap().get("command")?.get(0).processtoCommand(),
+        text = ctx.formParamMap().get("text")?.get(0) ?: "",
+        response_url = ctx.formParamMap().get("response_url")?.get(0) ?: "",
+        team_id = ctx.formParamMap().get("team_id")?.get(0) ?: "",
+        channel_id = ctx.formParamMap().get("channel_id")?.get(0) ?: ""
+    )
+
+    sendResponse(ctx, responseObj)
+}
+
+private fun String?.processtoCommand(): Commands {
+    return when (this) {
+        "/spongemock2" -> Commands.Spongebob
+        "/uppercase" -> Commands.Uppercase
+        else -> Commands.Error
+    }
+}
+
+fun sendResponse(ctx: Context, respObj: RespObj) {
+    val returnMap = mutableMapOf<String, String>()
+    with(returnMap) {
+        when (respObj.command) {
+            Commands.Spongebob -> {put("text", respObj.text.toSpongemock()); put("response_type", "in_channel")}
+            Commands.Uppercase -> {put("text", respObj.text.toUpperCase()); put("response_type", "in_channel")}
+            Commands.Error -> {put("text", respObj.text); put("response_type", "ephemeral")}
+        }
+
+    }
+    ctx.json(returnMap)
+}
+
+data class TextResponse(val status: Int, val response: String)
+
+private fun String.toSpongemock(): String {
+    return this.mapIndexed { index, c -> if (!index.isOdd()) { c.toUpperCase() } else c }.joinToString(separator = "")
+}
+
+private fun Int.isOdd(): Boolean = this.rem(2) == 0

src/main/kotlin/RespObj.kt

@@ -0,0 +1,13 @@
+data class RespObj(
+    val command: Commands,
+    val text: String,
+    val response_url: String,
+    val team_id: String,
+    val channel_id: String
+)
+
+enum class Commands {
+    Spongebob,
+    Uppercase,
+    Error
+}