#!groovy

pipeline {
  agent none

  environment {
    PROJECT_TEST_CONFIG_DIR = "c:\\.ci\\repertory\\test"
  }

  options {
    disableConcurrentBuilds()
    skipDefaultCheckout()
    timestamps()
  }

  stages {
    stage('Build • Test') {
      agent any
      stages {
        stage('Checkout') {
          steps {
            script {
              int maxAttempts = 6
              int baseDelay  = 10
              for (int attempt = 1; attempt <= maxAttempts; attempt++) {
                try {
                  checkout scm
                  break
                } catch (err) {
                  if (attempt == maxAttempts) { throw err }
                  int waitSec = baseDelay * (1 << (attempt - 1))
                  echo "Checkout failed (attempt ${attempt}/${maxAttempts}). Waiting ${waitSec}s before retry..."
                  sleep time: waitSec, unit: 'SECONDS'
                }
              }
            }
          }
        }

        stage('msys2') {
          steps {
            script { retryWithBackoff(2, 5) { sh 'scripts\\make_win32.cmd' } }
          }
        }

        stage('msys2_test') {
          steps {
            script { retryWithBackoff(2, 5) { sh 'scripts\\run_tests.cmd' } }
          }
        }
      }
    }
  }
}

def retryWithBackoff(int maxAttempts, int baseDelaySeconds, Closure body) {
  for (int attempt = 1; attempt <= maxAttempts; attempt++) {
    try {
      body()
      return
    } catch (err) {
      if (attempt == maxAttempts) { throw err }
      int waitSec = baseDelaySeconds * (1 << (attempt - 1))
      echo "Step failed (attempt ${attempt}/${maxAttempts}). Waiting ${waitSec}s before retry..."
      sleep time: waitSec, unit: 'SECONDS'
    }
  }
}