#!/bin/bash

set -e

if [[ "${GITHUB_EVENT_NAME}" == "pull_request" ]]; then
	EVENT_ACTION=$(jq -r ".action" "${GITHUB_EVENT_PATH}")
	if [[ "${EVENT_ACTION}" != "opened" ]]; then
		echo "No need to run analysis. It is already triggered by the push event."
		exit
	fi
fi

REPOSITORY_NAME=$(basename "${GITHUB_REPOSITORY}")

if [[ ! -z ${INPUT_PASSWORD} ]]; then
  echo "::warning ::Running this GitHub Action without authentication token is NOT recommended!"
  SONAR_PASSWORD="${INPUT_PASSWORD}"
else
  SONAR_PASSWORD=""
fi

if [[ -f "${INPUT_PROJECTBASEDIR%/}pom.xml" ]]; then
  echo "::error file=${INPUT_PROJECTBASEDIR%/}pom.xml::Maven project detected. You should run the goal 'org.sonarsource.scanner.maven:sonar' during build rather than using this GitHub Action."
  exit 1
fi

if [[ -f "${INPUT_PROJECTBASEDIR%/}build.gradle" ]]; then
  echo "::error file=${INPUT_PROJECTBASEDIR%/}build.gradle::Gradle project detected. You should use the SonarQube plugin for Gradle during build rather than using this GitHub Action."
  exit 1
fi

unset JAVA_HOME

if [[ ! -f "${INPUT_PROJECTBASEDIR%/}sonar-project.properties" ]]; then
  [[ -z ${INPUT_PROJECTKEY} ]] && SONAR_PROJECTKEY="${REPOSITORY_NAME}" || SONAR_PROJECTKEY="${INPUT_PROJECTKEY}"
  [[ -z ${INPUT_PROJECTNAME} ]] && SONAR_PROJECTNAME="${REPOSITORY_NAME}" || SONAR_PROJECTNAME="${INPUT_PROJECTNAME}"
  [[ -z ${INPUT_PROJECTVERSION} ]] && SONAR_PROJECTVERSION="" || SONAR_PROJECTVERSION="${INPUT_PROJECTVERSION}"
  sonar-scanner \
    -Dsonar.host.url=${INPUT_HOST} \
    -Dsonar.projectKey=${SONAR_PROJECTKEY} \
    -Dsonar.projectName=${SONAR_PROJECTNAME} \
    -Dsonar.projectVersion=${SONAR_PROJECTVERSION} \
    -Dsonar.projectBaseDir=${INPUT_PROJECTBASEDIR} \
    -Dsonar.login=${INPUT_LOGIN} \
    -Dsonar.password=${SONAR_PASSWORD} \
    -Dsonar.sources=. \
    -Dsonar.sourceEncoding=UTF-8
else
  sonar-scanner \
    -Dsonar.host.url=${INPUT_HOST} \
    -Dsonar.login=${INPUT_LOGIN} \
    -Dsonar.password=${SONAR_PASSWORD}
fi