jenkinsci/jenkins

#!/usr/bin/env groovy

def call() {

    users = [
        semural: [
            git: 'semih.ural@gmail.com',
            slack: 'UNSJWLP9P'
    ]

    String email = sh(script: "git --no-pager show -s --format=\'%ae\'",returnStdout: true).trim()  

    String authorSlackID = users.findAll { _, contact -> contact.git == email }
     .collect { _, contact -> contact.slack } 

    def colorCode = '#848484' // Gray

    switch (currentBuild.result) {
        case 'SUCCESS':
            colorCode = '#00FF00' // Green
            break
        case 'UNSTABLE':
            colorCode = '#FFFF00' // Yellow
            break
        case 'FAILURE':
            colorCode = '#FF0000' // Red
            break;
    }

    String message = """
        *Jenkins Build*
        Job name: `${env.JOB_NAME}`
        Build number: `#${env.BUILD_NUMBER}`
        Build status: `${currentBuild.result}`
        Author: ${authorSlackID ? '<@' + authorSlackID + '>' : '???'}
        Build details: <${env.BUILD_URL}/console|See in web console>
    """.stripIndent()

    return slackSend(color: colorCode, message: message)
}