<?xml version="1.0" encoding="UTF-8"?>
<!--

    Copyright 2015-2020 The OpenZipkin Authors

    Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
    in compliance with the License. You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software distributed under the License
    is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
    or implied. See the License for the specific language governing permissions and limitations under
    the License.

-->
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>io.zipkin</groupId>
    <artifactId>zipkin-parent</artifactId>
    <version>2.23.2</version>
  </parent>

  <artifactId>zipkin-lens</artifactId>
  <name>Zipkin Lens</name>
  <description>Repackages Zipkin Lens into a jar so we can use it in Spring Boot</description>

  <properties>
    <main.basedir>${project.basedir}/..</main.basedir>
    <npm.skipTests>false</npm.skipTests>

    <!-- Update occasionally based on LTS, but don't overrun what's in Alpine:
         https://nodejs.org/en/download/
         https://pkgs.alpinelinux.org/packages?name=nodejs&branch=edge -->
    <node.version>14.15.3</node.version>
    <exec-maven-plugin.version>3.0.0</exec-maven-plugin.version>
    <frontend-maven-plugin.version>1.11.0</frontend-maven-plugin.version>
    <maven-clean-plugin.version>3.1.0</maven-clean-plugin.version>
    <maven-resources-plugin.version>3.2.0</maven-resources-plugin.version>
  </properties>

  <dependencies>
    <!-- no dependencies as this is just javascript -->
  </dependencies>

  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <groupId>org.codehaus.mojo</groupId>
          <artifactId>exec-maven-plugin</artifactId>
          <version>${exec-maven-plugin.version}</version>
        </plugin>
        <plugin>
          <groupId>com.github.eirslett</groupId>
          <artifactId>frontend-maven-plugin</artifactId>
          <version>${frontend-maven-plugin.version}</version>
        </plugin>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>${maven-clean-plugin.version}</version>
        </plugin>
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>${maven-resources-plugin.version}</version>
        </plugin>
      </plugins>
    </pluginManagement>

    <plugins>
      <plugin>
        <artifactId>maven-clean-plugin</artifactId>
        <executions>
          <execution>
            <id>remove existing NPM build</id>
            <phase>compile</phase>
            <goals>
              <goal>clean</goal>
            </goals>
            <configuration>
              <excludeDefaultDirectories>true</excludeDefaultDirectories>
              <filesets>
                <fileset>
                  <directory>build</directory>
                </fileset>
              </filesets>
            </configuration>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>com.github.eirslett</groupId>
        <artifactId>frontend-maven-plugin</artifactId>
        <configuration>
          <installDirectory>target</installDirectory>
          <nodeVersion>v${node.version}</nodeVersion>
          <environmentVariables>
            <!--
            create-react-app runs tests in watch mode unless this is defined. We define it here for running Maven locally.
            -->
            <CI>true</CI>
          </environmentVariables>
        </configuration>
        <executions>
          <execution>
            <id>install node and npm</id>
            <goals>
              <goal>install-node-and-npm</goal>
            </goals>
          </execution>
          <execution>
            <id>npm install</id>
            <goals>
              <goal>npm</goal>
            </goals>
            <configuration>
              <arguments>install</arguments>
            </configuration>
          </execution>
          <execution>
            <id>npm lint</id>
            <goals>
              <goal>npm</goal>
            </goals>
            <phase>compile</phase>
            <configuration>
              <arguments>run lint</arguments>
            </configuration>
          </execution>
          <execution>
            <id>npm run build</id>
            <goals>
              <goal>npm</goal>
            </goals>
            <phase>compile</phase>
            <configuration>
              <arguments>run build</arguments>
            </configuration>
          </execution>
          <execution>
            <id>npm run test</id>
            <goals>
              <goal>npm</goal>
            </goals>
            <phase>test</phase>
            <configuration>
              <skipTests>${npm.skipTests}</skipTests>
              <arguments>run test</arguments>
            </configuration>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <artifactId>maven-resources-plugin</artifactId>
        <version>${maven-resources-plugin.version}</version>
        <executions>
          <execution>
            <id>copy NPM build to zipkin-lens directory</id>
            <!-- This needs to happen after compile or it could copy an empty directory! -->
            <phase>prepare-package</phase>
            <goals>
              <goal>copy-resources</goal>
            </goals>
            <configuration>
              <!-- NPM build output will end up in the jar under the 'zipkin-lens' directory -->
              <outputDirectory>${project.build.directory}/classes/zipkin-lens</outputDirectory>
              <resources>
                <resource>
                  <directory>build</directory>
                </resource>
              </resources>
            </configuration>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

  <profiles>
    <!-- Allows us to use a true value in maven-exec-plugin when skipTests exist only in name -->
    <profile>
      <id>normalize skipTests</id>
      <activation>
        <property>
          <name>skipTests</name>
        </property>
      </activation>
      <properties>
        <npm.skipTests>true</npm.skipTests>
      </properties>
    </profile>

    <!-- frontend-maven-plugin requires downloading via a public URL, and suggests exec-maven-plugin
         otherwise.

         ARM64 is not supported with musl, yet https://github.com/nodejs/node/blob/master/BUILDING.md
         See issue #3166

         There are problems on alpine+arm64 with posix_spawn. https://github.com/openzipkin/docker-java/issues/34
         So, always execute exporting MAVEN_OPTS=-Djdk.lang.Process.launchMechanism=vfork -->
    <profile>
      <id>exec-maven-plugin</id>
      <activation>
        <os>
          <arch>aarch64</arch>
        </os>
        <file>
          <exists>/etc/alpine-release</exists>
        </file>
      </activation>
      <build>
        <plugins>
          <!-- It isn't currently possible to disable frontend-maven-plugin.
               Instead, we set each execution to none -->
          <plugin>
            <groupId>com.github.eirslett</groupId>
            <artifactId>frontend-maven-plugin</artifactId>
            <executions>
              <execution>
                <id>install node and npm</id>
                <phase>none</phase>
              </execution>
              <execution>
                <id>npm install</id>
                <phase>none</phase>
              </execution>
              <execution>
                <id>npm lint</id>
                <phase>none</phase>
              </execution>
              <execution>
                <id>npm run build</id>
                <phase>none</phase>
              </execution>
              <execution>
                <id>npm run test</id>
                <phase>none</phase>
              </execution>
            </executions>
          </plugin>
          <!-- This duplicates exactly what we did in frontend-maven-plugin -->
          <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>exec-maven-plugin</artifactId>
            <configuration>
              <environmentVariables>
                <!--
                create-react-app runs tests in watch mode unless this is defined. We define it here for running Maven locally.
                -->
                <CI>true</CI>
              </environmentVariables>
            </configuration>
            <executions>
              <execution>
                <id>npm install</id>
                <goals>
                  <goal>exec</goal>
                </goals>
                <phase>generate-resources</phase>
                <configuration>
                  <executable>npm</executable>
                  <arguments>
                    <argument>install</argument>
                  </arguments>
                </configuration>
              </execution>
              <execution>
                <id>npm lint</id>
                <goals>
                  <goal>exec</goal>
                </goals>
                <phase>compile</phase>
                <configuration>
                  <executable>npm</executable>
                  <arguments>
                    <argument>run</argument>
                    <argument>lint</argument>
                  </arguments>
                </configuration>
              </execution>
              <execution>
                <id>npm run build</id>
                <goals>
                  <goal>exec</goal>
                </goals>
                <phase>compile</phase>
                <configuration>
                  <executable>npm</executable>
                  <arguments>
                    <argument>run</argument>
                    <argument>build</argument>
                  </arguments>
                </configuration>
              </execution>
              <execution>
                <id>npm run test</id>
                <goals>
                  <goal>exec</goal>
                </goals>
                <phase>test</phase>
                <configuration>
                  <executable>npm</executable>
                  <skip>${npm.skipTests}</skip>
                  <arguments>
                    <argument>run</argument>
                    <argument>test</argument>
                  </arguments>
                </configuration>
              </execution>
            </executions>
          </plugin>
        </plugins>
      </build>
    </profile>

    <profile>
      <id>release</id>
      <build>
        <plugins>
          <!-- Creates empty javadoc jar -->
          <plugin>
            <artifactId>maven-jar-plugin</artifactId>
            <executions>
              <execution>
                <id>empty-javadoc-jar</id>
                <phase>package</phase>
                <goals>
                  <goal>jar</goal>
                </goals>
                <configuration>
                  <classifier>javadoc</classifier>
                  <classesDirectory>${basedir}/javadoc</classesDirectory>
                </configuration>
              </execution>
            </executions>
          </plugin>
        </plugins>
      </build>
    </profile>
  </profiles>
</project>
