#!groovy
@Library('jenkins-pipeline-lib') _

pipeline
{
  agent any
  environment
  {
    GIT_CHANGE_LOG = gitChangeLog(currentBuild.changeSets)
  }
  stages
  {
    stage('Clean')
    {
      when
      {
        expression
        {
          /*
          * If the previous build suceeeded (unstable means test failed but build passed)
          * then we continue on in CI mode. If the previous build failed we want to
          * start with a clean environment. This is done to reduce manual user interation.
          */
          return !(didLastBuildSucceed())
        }
      }
      steps
      {
        echo('Previous build failed: Running a clean build.')
        sh 'make distclean'
      }
    }
    stage('Build for Clang')
    {
      steps
      {
        sh 'make'
      }
      post
      {
        always
        {
          recordIssues(
            healthy: 5,
            unhealthy: 10,
            aggregatingResults: true,
            sourceDirectory: 'buildresults/',
            filters: [
              excludeFile('../subprojects/*'),
              excludeFile('../interview/bad.c')
            ],
            qualityGates: [
              // 3 new issue: unstable
              [threshold: 3, type: 'DELTA', unstable: true],
              // 5 new issues: failed build
              [threshold: 5, type: 'DELTA', unstable: false],
              // 10 total issues: unstable
              [threshold: 10, type: 'TOTAL', unstable: true],
              // 20 total issues: fail
              [threshold: 20, type: 'TOTAL', unstable: false]
            ],
            tools: [
              clang(),
            ]
          )
        }
      }
    }
    stage('Build for GCC-9')
    {
      steps
      {
        sh 'make NATIVE=gcc-9 BUILDRESULTS=buildresults/gcc-9'
      }
      post
      {
        always
        {
          recordIssues(
            healthy: 5,
            unhealthy: 10,
            aggregatingResults: true,
            sourceDirectory: 'buildresults/gcc-9',
            filters: [
              excludeFile('../../subprojects/*'),
              excludeFile('../../interview/bad.c')
            ],
            qualityGates: [
              // 3 new issue: unstable
              [threshold: 3, type: 'DELTA', unstable: true],
              // 5 new issues: failed build
              [threshold: 5, type: 'DELTA', unstable: false],
              // 10 total issues: unstable
              [threshold: 10, type: 'TOTAL', unstable: true],
              // 20 total issues: fail
              [threshold: 20, type: 'TOTAL', unstable: false]
            ],
            tools: [
              gcc(id:'gcc-9', name: 'gcc-9'),
            ]
          )
        }
      }
    }
    stage('Build for GCC-8')
    {
      steps
      {
        sh 'make NATIVE=gcc-8 BUILDRESULTS=buildresults/gcc-8'
      }
      post
      {
        always
        {
          recordIssues(
            healthy: 5,
            unhealthy: 10,
            aggregatingResults: true,
            sourceDirectory: 'buildresults/gcc-8/',
            filters: [
              excludeFile('../../subprojects/*'),
              excludeFile('../../interview/bad.c')
            ],
            qualityGates: [
              // 3 new issue: unstable
              [threshold: 3, type: 'DELTA', unstable: true],
              // 5 new issues: failed build
              [threshold: 5, type: 'DELTA', unstable: false],
              // 10 total issues: unstable
              [threshold: 10, type: 'TOTAL', unstable: true],
              // 20 total issues: fail
              [threshold: 20, type: 'TOTAL', unstable: false]
            ],
            tools: [
              gcc(id: 'gcc-8', name: 'gcc-8'),
            ]
          )
        }
      }
    }
    stage('Build for GCC-7')
    {
      steps
      {
        sh 'make NATIVE=gcc-7 BUILDRESULTS=buildresults/gcc-7'
      }
      post
      {
        always
        {
          recordIssues(
            healthy: 5,
            unhealthy: 10,
            aggregatingResults: true,
            sourceDirectory: 'buildresults/gcc-7',
            filters: [
              excludeFile('../../subprojects/*'),
              excludeFile('../../interview/bad.c')
            ],
            qualityGates: [
              // 3 new issue: unstable
              [threshold: 3, type: 'DELTA', unstable: true],
              // 5 new issues: failed build
              [threshold: 5, type: 'DELTA', unstable: false],
              // 10 total issues: unstable
              [threshold: 10, type: 'TOTAL', unstable: true],
              // 20 total issues: fail
              [threshold: 20, type: 'TOTAL', unstable: false]
            ],
            tools: [
              gcc(id: 'gcc-7', name: 'gcc-7'),
            ]
          )
        }
      }
    }
    stage('Test')
    {
      steps
      {
        sh 'make test'
      }
      post
      {
        always
        {
          junit 'buildresults/test/*.xml'
        }
      }
    }
  }
  post
  {
    always
    {
      slackNotify(currentBuild.currentResult)
    }
  }
}