#!/bin/bash

# set source and test locations
src="src/main/java/net/thauvin/erik/semver"
test="src/test/java/net/thauvin/erik/semver"
# e.g: .java, .kt, etc.
ext=".java"
java8=true
# e.g: <example directory> <gradle args...>
declare -a examples=(
  "examples/java run runExample"
  "examples/kotlin run runJava runExample runJavaExample")
# e.g: empty or javadoc, etc.
gradle_doc="javadoc pandoc"
# e.g. empty or sonarqube
gradle_sonar="sonar"
# gradle options for examples
gradle_opts="--console=plain --no-build-cache --no-daemon"
# maven arguments for examples
maven_args="compile exec:java"

#
# Version: 1.1.5
#

if [ "$java8" = true ]; then
  export JAVA_HOME="$JAVA8_HOME"
  export PATH="$(cygpath "$JAVA_HOME")/bin:$PATH"
fi

pwd=$PWD
red=$(tput setaf 1)
cyan=$(tput setaf 6)
std=$(tput sgr0)
date=$(date +%Y)

pause() {
  read -p "Press [Enter] key to continue..."
}

checkCopyright() {
  if [ "$(grep -c "$date" "$1")" == "0" ]; then
    echo -e "   Invalid: ${red}$f${std}"
  else
    echo -e "   Checked: $1"
  fi
}

runGradle() {
  cd "$1" || exit 1
  clear
  reset
  echo -e "> Project: ${cyan}${1}${std} [Gradle]"
  shift
  ./gradlew $@ || exit 1
  pause
  cd "$pwd"
}

runKobalt() {
  cd "$1" || exit 1
  if [ -f kobalt/src/Build.kt ]; then
    clear
    reset
    echo -e "> Project: ${cyan}${1}${std} [Kobalt]"
    shift
    ./kobaltw $@ || exit 1
    pause
  fi
  cd "$pwd"
}

runMaven() {
  cd "$1" || exit 1
  if [ -f pom.xml ]; then
    clear
    reset
    echo -e "> Project: ${cyan}${1}${std} [Maven]"
    shift
    mvn $@ || exit 1
    pause
  fi
  cd "$pwd"
}

updateWrappers() {
  clear
  ./updatewrappers.sh
  pause
}

checkDeps() {
  clear
  echo -e "${cyan}Checking depencencies...${std}"
  gradle --console=plain dU || exit 1
  read -p "Check Examples depencencies? [y/n] " cont
  clear
  case $cont in
  [Nn]) return ;;
  *) for ex in "${!examples[@]}"; do
    runGradle $(echo "${examples[ex]}" | cut -d " " -f 1) dU
    # runKobalt $(echo "${examples[ex]}" | cut -d " " -f 1) checkVersions
    runMaven $(echo "${examples[ex]}" | cut -d " " -f 1) versions:display-dependency-updates
    if [ "$ex" -eq "${#examples}" ]; then
      read -p "Continue? [y/n]: " cont
      clear
      case $cont in
      *) continue ;;
      [Nn]) return ;;
      esac
    fi
  done ;;
  esac
}

gradleCheck() {
  clear
  echo -e "${cyan}Checking Gradle build....${std}"
  gradle $gradle_opts clean check $gradle_doc $gradle_sonar || exit 1
  pause
}

runExamples() {
  for ex in "${!examples[@]}"; do
    runGradle ${examples[ex]} clean $gradle_opts
    # runKobalt ${examples[ex]} clean
    runMaven $(echo "${examples[ex]}" | cut -d " " -f 1) clean $maven_args
  done
}

examplesMenu() {
  clear
  echo -e "${cyan}Examples${std}"
  for ex in "${!examples[@]}"; do
    printf '    %d. %s\n' $(($ex + 1)) $(echo "${examples[ex]}" | cut -d " " -f 1)
  done
  echo "    $((${#examples[@]} + 1)). Run All Examples"
  read -p "Enter choice [1-${#examples[@]}]: " choice
  clear
  case $choice in
  [0-9]) if [ "$choice" -gt "${#examples[@]}" ]; then
    runExamples
    examplesMenu
  else
    runGradle ${examples[$(($choice - 1))]}
    # runKobalt ${examples[$(($choice - 1))]}
    runMaven $(echo "${examples[$(($choice - 1))]}" | cut -d " " -f 1) $maven_args
    examplesMenu
  fi ;;
  *) return ;;
  esac
}

validateCopyrights() {
  clear
  echo -e "${cyan}Validating copyrights...${std}"
  for f in "LICENSE.txt" ${src}/*${ext} ${test}/*${ext}; do
    if [ -f "$f" ]; then
      checkCopyright "$f"
    fi
  done
  pause
}

everything() {
  updateWrappers
  checkDeps
  gradleCheck
  runExamples
  validateCopyrights
}

showMenu() {
  clear
  echo "${cyan}Preflight Check${std}"
  echo "    1. Update Wrappers"
  echo "    2. Check Dependencies"
  echo "    3. Check Gradle Build"
  echo "    4. Run Examples"
  echo "    5. Validate Copyrights"
  echo "    6. Check Everything"
}

readOptions() {
  local choice
  read -p "Enter choice [1-6]: " choice
  case $choice in
  1) updateWrappers ;;
  2) checkDeps ;;
  3) gradleCheck ;;
  4) examplesMenu ;;
  5) validateCopyrights ;;
  6) everything ;;
  *) exit 0 ;;
  esac
}

while true; do
  showMenu
  readOptions
done