#!/bin/bash

MODULES=`find . -name "node_modules" | while read dir; do ls -1 $dir | awk "{print \"$dir/\" \\$1}"; done`
MISSING=""

for module in $MODULES; do
  NAME=""
  PROJECT_HOME="* Project Home: MISSING"
  LICENSE="* License: MISSING"

  if test -d "$module"; then
    BASE="`basename $module`"
    NAME="#### $BASE"

    index="$module/index.js"
    package="$module/package.json"
    package_path=`echo $package | sed -e 's:^\\./::'`

    if test -f "$index" && fgrep -q "not support" "$index"; then
      NAME=""
    else
      if test -f "$package"; then
        homepage=`jq .homepage < $package`

        if test "$homepage" == "null"; then
          homepage=`jq .repository.url < $package`
        fi

        if test "$homepage" != "null"; then
          homepage=`echo $homepage | tr -d '"'`
          PROJECT_HOME="* Project Home: $homepage"
        fi
      fi
    fi

    if test "$NAME" != ""; then
      license_type=`jq .license < $package`
      license_source="MISSING"

      case $BASE in
        xmldom)
          license_type="MIT"
          license_source="https://github.com/jindw/xmldom/blob/master/LICENSE"
          ;;

        expect.js)
          license_type="MIT"
          license_source="https://github.com/Automattic/expect.js/blob/master/README.md"
          ;;

        esutils)
          license_type="free-as-is"
          license_source="https://github.com/estools/esutils/blob/master/README.md"
          ;;

        stackframe)
          license_type="free-as-is"
          license_source="https://github.com/stacktracejs/stacktrace.js/blob/master/LICENSE"
          ;;

        deep-is)
          license_type="MIT"
          license_source="https://github.com/thlorenz/deep-is/blob/master/LICENSE"
          ;;

        doctrine)
          license_type="free-as-is free-as-is Apache2"
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/node_modules/eslint/node_modules/doctrine/LICENSE.BSD https://github.com/arangodb/arangodb/blob/devel/js/node/node_modules/eslint/node_modules/doctrine/LICENSE.esprima https://github.com/arangodb/arangodb/blob/devel/js/node/node_modules/eslint/node_modules/doctrine/LICENSE.closure-compiler"
          ;;

        i)
          license_type="MIT"
          license_source="https://github.com/pksunkara/inflect/raw/master/LICENSE"
          ;;

        diff|formatio|samsam)
          license_type="BSD-3-Clause"
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/$package_path"
          ;;

        tv4)
          license_type="free-as-is"
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/$package_path"
          ;;

        rx-lite)
          license_type="Apache2"
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/$package_path"
          ;;

        ms|progress|commander|jade)
          license_type="MIT"
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/$package_path"
          ;;

        prelude-ls)
          license_type="free-as-is"
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/$package_path"
          ;;

        *)
          license_type=`echo $license_type | tr -d '"'`
          license_source="https://github.com/arangodb/arangodb/blob/devel/js/node/$package_path"

          if test "$license_type" == "Public Domain"; then
              license_type="Public-Domain"
          fi
          ;;
      esac

      lt=($license_type)
      ls=($license_source)
      count=${#lt[@]}

      if test $count -gt 0; then
        LICENSE=""
        SEP=""

        for i in `seq 1 $count`; do
          license_type="${lt[$i-1]}"
          license_source="${ls[$i-1]}"

          case "$license_type" in
            MIT|MIT/X11)
              LICENSE="$LICENSE$SEP* License: [MIT License]($license_source)"
              ;;

            free-as-is|Public-Domain)
              LICENSE="$LICENSE$SEP* License: [free-as-is License]($license_source)"
              ;;

            Apache-2.0|APACHE-2.0|Apache2)
              LICENSE="$LICENSE$SEP* License: [Apache 2 License]($license_source)"
              ;;

            Unlicense)
              LICENSE="$LICENSE$SEP* License: [Unlicense]($license_source)"
              ;;

            ISC)
              LICENSE="$LICENSE$SEP* License: [ISC]($license_source)"
              ;;

            WTFPL)
              LICENSE="$LICENSE$SEP* License: [WTFPL]($license_source)"
              ;;

            BSD-2-Clause)
              LICENSE="$LICENSE$SEP* License: [BSD-style 2-Clause License]($license_source)"
              ;;

            BSD-3-Clause)
              LICENSE="$LICENSE$SEP* License: [BSD-style 3-Clause License]($license_source)"
              ;;

            *)
              echo "UNKNOWN LICENSE TYPE: $module has $license_type"
              ;;
          esac

          SEP="\n"
        done
      fi
    fi
  fi

  if test "$NAME" != ""; then
    echo "$NAME"
    echo     
    echo "$PROJECT_HOME"
    echo -e "$LICENSE"
  fi | tr "\n" "~" && echo
done | sort | tr "~" "\n"