#!/usr/bin/env bash

set -e -o pipefail

cd `dirname $0`

PACKAGES=(core
  compiler
  common
  forms
  platform-browser
  platform-browser-dynamic
  platform-server
  platform-webworker
  platform-webworker-dynamic
  http
  upgrade
  router
  compiler-cli
  language-service
  benchpress)
BUILD_ALL=true
BUNDLE=true
VERSION_PREFIX=$(node -p "require('./package.json').version")
VERSION_SUFFIX="-$(git log --oneline -1 | awk '{print $1}')"
ROUTER_VERSION_PREFIX=$(node -p "require('./package.json').version.replace(/^2/, '3')")
REMOVE_BENCHPRESS=false

for ARG in "$@"; do
  case "$ARG" in
    --packages=*)
      PACKAGES_STR=${ARG#--packages=}
      PACKAGES=( ${PACKAGES_STR//,/ } )
      BUILD_ALL=false
      ;;
    --bundle=*)
      BUNDLE=( "${ARG#--bundle=}" )
      ;;
    --publish)
      VERSION_SUFFIX=""
      REMOVE_BENCHPRESS=true
      ;;
    *)
      echo "Unknown option $ARG."
      exit 1
      ;;
  esac
done

VERSION="${VERSION_PREFIX}${VERSION_SUFFIX}"
ROUTER_VERSION="${ROUTER_VERSION_PREFIX}${VERSION_SUFFIX}"
echo "====== BUILDING: Version ${VERSION} (Router ${ROUTER_VERSION})"

export NODE_PATH=${NODE_PATH}:$(pwd)/dist/all:$(pwd)/dist/tools
TSC="node --max-old-space-size=3000 dist/tools/@angular/tsc-wrapped/src/main"
UGLIFYJS=`pwd`/node_modules/.bin/uglifyjs
TSCONFIG=./tools/tsconfig.json
echo "====== (tools)COMPILING: \$(npm bin)/tsc -p ${TSCONFIG} ====="
rm -rf ./dist/tools/
mkdir -p ./dist/tools/
$(npm bin)/tsc -p ${TSCONFIG}

cp ./tools/@angular/tsc-wrapped/package.json ./dist/tools/@angular/tsc-wrapped

if [[ ${BUILD_ALL} == true ]]; then
  rm -rf ./dist/all/
  mkdir -p ./dist/all/

  echo "====== Copying files needed for e2e tests ====="
  cp -r ./modules/playground ./dist/all/
  cp -r ./modules/playground/favicon.ico ./dist/
  #rsync -aP ./modules/playground/* ./dist/all/playground/
  mkdir ./dist/all/playground/vendor
  cd ./dist/all/playground/vendor
  ln -s ../../../../node_modules/core-js/client/core.js .
  ln -s ../../../../node_modules/zone.js/dist/zone.js .
  ln -s ../../../../node_modules/zone.js/dist/long-stack-trace-zone.js .
  ln -s ../../../../node_modules/systemjs/dist/system.src.js .
  ln -s ../../../../node_modules/base64-js .
  ln -s ../../../../node_modules/reflect-metadata/Reflect.js .
  ln -s ../../../../node_modules/rxjs .
  ln -s ../../../../node_modules/angular/angular.js .
  ln -s ../../../../node_modules/hammerjs/hammer.js .
  cd -

  echo "====== Copying files needed for benchmarks ====="
  cp -r ./modules/benchmarks ./dist/all/
  cp -r ./modules/benchmarks/favicon.ico ./dist/
  mkdir ./dist/all/benchmarks/vendor
  cd ./dist/all/benchmarks/vendor
  ln -s ../../../../node_modules/core-js/client/core.js .
  ln -s ../../../../node_modules/zone.js/dist/zone.js .
  ln -s ../../../../node_modules/zone.js/dist/long-stack-trace-zone.js .
  ln -s ../../../../node_modules/systemjs/dist/system.src.js .
  ln -s ../../../../node_modules/reflect-metadata/Reflect.js .
  ln -s ../../../../node_modules/rxjs .
  ln -s ../../../../node_modules/angular/angular.js .
  ln -s ../../../../bower_components/polymer .
  ln -s ../../../../node_modules/incremental-dom/dist/incremental-dom-cjs.js
  cd -

  TSCONFIG=./modules/tsconfig.json
  echo "====== (all)COMPILING: \$(npm bin)/tsc -p ${TSCONFIG} ====="
  # compile ts code
  $TSC -p modules/tsconfig.json

  rm -rf ./dist/packages-dist
fi

for PACKAGE in ${PACKAGES[@]}
do
  PWD=`pwd`
  SRCDIR=${PWD}/modules/@angular/${PACKAGE}
  DESTDIR=${PWD}/dist/packages-dist/${PACKAGE}
  ES2015_DESTDIR=${PWD}/dist/packages-dist-es2015/${PACKAGE}
  UMD_ES5_PATH=${DESTDIR}/bundles/${PACKAGE}.umd.js
  UMD_TESTING_ES5_PATH=${DESTDIR}/bundles/${PACKAGE}-testing.umd.js
  UMD_STATIC_ES5_PATH=${DESTDIR}/bundles/${PACKAGE}-static.umd.js
  UMD_UPGRADE_ES5_PATH=${DESTDIR}/bundles/${PACKAGE}-upgrade.umd.js
  UMD_ES5_MIN_PATH=${DESTDIR}/bundles/${PACKAGE}.umd.min.js
  UMD_STATIC_ES5_MIN_PATH=${DESTDIR}/bundles/${PACKAGE}-static.umd.min.js
  UMD_UPGRADE_ES5_MIN_PATH=${DESTDIR}/bundles/${PACKAGE}-upgrade.umd.min.js

  if [[ ${PACKAGE} != router ]]; then
    LICENSE_BANNER=${PWD}/modules/@angular/license-banner.txt
  fi
  if [[ ${PACKAGE} == router ]]; then
    LICENSE_BANNER=${PWD}/modules/@angular/router-license-banner.txt
  fi

  rm -rf ${DESTDIR}

  echo "======      COMPILING: ${TSC} -p ${SRCDIR}/tsconfig-build.json        ====="
  $TSC -p ${SRCDIR}/tsconfig-build.json
  # ES2015 distro is not ready yet; don't slow down all builds for it
  # TODO(alexeagle,igorminar): figure out ES2015 story and enable
  if [[ -n "${EXPERIMENTAL_ES2015_DISTRO}" ]]; then
    $TSC -p ${SRCDIR}/tsconfig-build.json --target es2015 --outDir ${ES2015_DESTDIR}
    cp ${SRCDIR}/package.json ${ES2015_DESTDIR}/
    cp ${PWD}/modules/@angular/README.md ${ES2015_DESTDIR}/
  fi

  if [[ -e ${SRCDIR}/tsconfig-upgrade.json ]]; then
    echo "======      COMPILING: ${TSC} -p ${SRCDIR}/tsconfig-upgrade.json        ====="
    $TSC -p ${SRCDIR}/tsconfig-upgrade.json
  fi

  cp ${SRCDIR}/package.json ${DESTDIR}/
  cp ${PWD}/modules/@angular/README.md ${DESTDIR}/

  if [[ -e ${SRCDIR}/tsconfig-testing.json ]]; then
    echo "======      COMPILING TESTING: ${TSC} -p ${SRCDIR}/tsconfig-testing.json"
    $TSC -p ${SRCDIR}/tsconfig-testing.json
    if [[ -n "${EXPERIMENTAL_ES2015_DISTRO}" ]]; then
      $TSC -p ${SRCDIR}/tsconfig-testing.json --target es2015 --outDir ${ES2015_DESTDIR}
    fi
  fi

  if [[ -e ${SRCDIR}/tsconfig-2015.json ]]; then
    echo "======      COMPILING ESM: ${TSC} -p ${SRCDIR}/tsconfig-2015.json"
    ${TSC} -p ${SRCDIR}/tsconfig-2015.json
  fi

  echo "======      TSC 1.8 d.ts compat for ${DESTDIR}   ====="
  # safely strips 'readonly' specifier from d.ts files to make them compatible with tsc 1.8
  if [ "$(uname)" == "Darwin" ]; then
    find ${DESTDIR} -type f -name '*.d.ts' -print0 | xargs -0 sed -i '' -e 's/\(^ *(static |private )*\)*readonly  */\1/g'
    find ${DESTDIR} -type f -name '*.d.ts' -print0 | xargs -0 sed -i '' -e 's/\/\/\/ <reference types="node" \/>//g'
    find ${DESTDIR} -type f -name '*.d.ts' -print0 | xargs -0 sed -i '' -E 's/^( +)abstract ([[:alnum:]]+\:)/\1\2/g'
  else
    find ${DESTDIR} -type f -name '*.d.ts' -print0 | xargs -0 sed -i -e 's/\(^ *(static |private )*\)*readonly  */\1/g'
    find ${DESTDIR} -type f -name '*.d.ts' -print0 | xargs -0 sed -i -e 's/\/\/\/ <reference types="node" \/>//g'
    find ${DESTDIR} -type f -name '*.d.ts' -print0 | xargs -0 sed -i -E 's/^( +)abstract ([[:alnum:]]+\:)/\1\2/g'
  fi

  if [[ ${PACKAGE} == benchpress ]]; then
    cp ${SRCDIR}/*.md ${DESTDIR}
    cp -r ${SRCDIR}/docs ${DESTDIR}
  fi

  if [[ ${BUNDLE} == true && ${PACKAGE} != compiler-cli && ${PACKAGE} != benchpress ]]; then

    echo "======      BUNDLING: ${SRCDIR} ====="
    mkdir ${DESTDIR}/bundles

    (
      cd  ${SRCDIR}
      echo "======         Rollup ${PACKAGE} index"
      ../../../node_modules/.bin/rollup -c rollup.config.js
      cat ${LICENSE_BANNER} > ${UMD_ES5_PATH}.tmp
      cat ${UMD_ES5_PATH} >> ${UMD_ES5_PATH}.tmp
      mv ${UMD_ES5_PATH}.tmp ${UMD_ES5_PATH}
      $UGLIFYJS -c --screw-ie8 --comments -o ${UMD_ES5_MIN_PATH} ${UMD_ES5_PATH}

      if [[ -e rollup-testing.config.js ]]; then
        echo "======         Rollup ${PACKAGE} testing"
        ../../../node_modules/.bin/rollup -c rollup-testing.config.js
        echo "{\"main\": \"../bundles/${PACKAGE}-testing.umd.js\"}" > ${DESTDIR}/testing/package.json
        cat ${LICENSE_BANNER} > ${UMD_TESTING_ES5_PATH}.tmp
        cat ${UMD_TESTING_ES5_PATH} >> ${UMD_TESTING_ES5_PATH}.tmp
        mv ${UMD_TESTING_ES5_PATH}.tmp ${UMD_TESTING_ES5_PATH}
      fi

      if [[ -e rollup-static.config.js ]]; then
        echo "======         Rollup ${PACKAGE} static"
        ../../../node_modules/.bin/rollup -c rollup-static.config.js
        # create dir because it doesn't exist yet, we should move the src code here and remove this line
        mkdir ${DESTDIR}/static
        echo "{\"main\": \"../bundles/${PACKAGE}-static.umd.js\"}" > ${DESTDIR}/static/package.json
        cat ${LICENSE_BANNER} > ${UMD_STATIC_ES5_PATH}.tmp
        cat ${UMD_STATIC_ES5_PATH} >> ${UMD_STATIC_ES5_PATH}.tmp
        mv ${UMD_STATIC_ES5_PATH}.tmp ${UMD_STATIC_ES5_PATH}
        $UGLIFYJS -c --screw-ie8 --comments -o ${UMD_STATIC_ES5_MIN_PATH} ${UMD_STATIC_ES5_PATH}
      fi

      if [[ -e rollup-upgrade.config.js ]]; then
        echo "======         Rollup ${PACKAGE} upgrade"
        ../../../node_modules/.bin/rollup -c rollup-upgrade.config.js
        # create dir because it doesn't exist yet, we should move the src code here and remove this line
        mkdir ${DESTDIR}/upgrade
        echo "{\"main\": \"../bundles/${PACKAGE}-upgrade.umd.js\"}" > ${DESTDIR}/upgrade/package.json
        cat ${LICENSE_BANNER} > ${UMD_UPGRADE_ES5_PATH}.tmp
        cat ${UMD_UPGRADE_ES5_PATH} >> ${UMD_UPGRADE_ES5_PATH}.tmp
        mv ${UMD_UPGRADE_ES5_PATH}.tmp ${UMD_UPGRADE_ES5_PATH}
        $UGLIFYJS -c --screw-ie8 --comments -o ${UMD_UPGRADE_ES5_MIN_PATH} ${UMD_UPGRADE_ES5_PATH}
      fi
    ) 2>&1 | grep -v "as external dependency"

    if [[ -n "${EXPERIMENTAL_ES2015_DISTRO}" ]]; then
      cp -prv ${DESTDIR}/bundles ${ES2015_DESTDIR}
    fi
  fi

  (
    echo "======      VERSION: Updating version references"
    cd ${DESTDIR}
    echo "======       EXECUTE: perl -p -i -e \"s/0\.0\.0\-PLACEHOLDER/${VERSION}/g\" $""(grep -ril 0\.0\.0\-PLACEHOLDER .)"
    perl -p -i -e "s/0\.0\.0\-PLACEHOLDER/${VERSION}/g" $(grep -ril 0\.0\.0\-PLACEHOLDER .) < /dev/null 2> /dev/null
    echo "======       EXECUTE: perl -p -i -e \"s/0\.0\.0\-ROUTERPLACEHOLDER/${ROUTER_VERSION}/g\" $""(grep -ril 0\.0\.0\-ROUTERPLACEHOLDER .)"
    perl -p -i -e "s/0\.0\.0\-ROUTERPLACEHOLDER/${ROUTER_VERSION}/g" $(grep -ril 0\.0\.0\-ROUTERPLACEHOLDER .) < /dev/null 2> /dev/null
  )
done

echo ""
echo "====== Building examples: ./modules/@angular/examples/build.sh ====="
./modules/@angular/examples/build.sh

if [[ ${REMOVE_BENCHPRESS} == true ]]; then
  echo ""
  echo "==== Removing benchpress from publication"
  rm -r dist/packages-dist/benchpress
fi