#!/usr/bin/env bash

source "$rvm_scripts_path/base"
source "$rvm_scripts_path/version"

rvm_ruby_gem_home="${rvm_ruby_gem_home:-$GEM_HOME}"

if [[ ! -d "$rvm_ruby_gem_home" ]] && command -v gem > /dev/null 2>&1; then rvm_ruby_gem_home="$(gem env home)" ; fi

version_for() {
  if command -v "$1" >/dev/null ; then
    $1 --version | head -n1
  else
    echo "not installed"
  fi
}

info_system() {
  rvm_info="$rvm_info\n  system:\n    uname:       \"$(uname -a)\""
  rvm_info="$rvm_info\n    zsh:         \"$(version_for zsh)\""
  rvm_info="$rvm_info\n    bash:        \"$(version_for bash)\""
  rvm_info="$rvm_info\n"
}

info_rvm() {
  rvm_info="$rvm_info\n  rvm:"
  rvm_info="$rvm_info\n    version:      \"$(__rvm_version | \tr "\n" ' ' | __rvm_strip)\""
  rvm_info="$rvm_info\n"
}

info_ruby() {
  [[ "$(__rvm_environment_identifier)" == "system" ]] && return
  ruby=$(command -v ruby)
  if [[ $? -eq 0 ]] && [[ -x "$ruby" ]] ; then full_version="$($ruby -v)" ; fi
  rvm_info="$rvm_info\n  ruby:"
  rvm_info="$rvm_info\n    interpreter:  \"$(printf "${full_version}" | awk '{print $1}')\""
  rvm_info="$rvm_info\n    version:      \"$(printf "${full_version}" | awk '{print $2}')\""
  rvm_info="$rvm_info\n    date:         \"$(printf "${full_version}" | sed 's/^.*(\([0-9]\{4\}\(-[0-9][0-9]\)\{2\}\).*$/\1/')\""
  rvm_info="$rvm_info\n    platform:     \"$(printf "${full_version}" | sed 's/^.*\[//' | sed 's/\].*$//')\""
  rvm_info="$rvm_info\n    patchlevel:   \"$(printf "${full_version}" | sed 's/^.*(//' | sed 's/).*$//')\""
  rvm_info="$rvm_info\n    full_version: \"${full_version}\""
  rvm_info="$rvm_info\n"
}

info_homes() {
  rvm_info="$rvm_info\n  homes:"
  rvm_info="$rvm_info\n    gem:          \"${GEM_HOME:-"not set"}\""
  rvm_info="$rvm_info\n    ruby:         \"${MY_RUBY_HOME:-"not set"}\""
  rvm_info="$rvm_info\n"
}

info_binaries() {
  rvm_info="$rvm_info\n  binaries:"
  rvm_info="$rvm_info\n    ruby:         \"$(command -v ruby)\""
  rvm_info="$rvm_info\n    irb:          \"$(command -v irb)\""
  rvm_info="$rvm_info\n    gem:          \"$(command -v gem)\""
  rvm_info="$rvm_info\n    rake:         \"$(command -v rake)\""
  rvm_info="$rvm_info\n"
}

info_environment() {
  rvm_info="$rvm_info\n  environment:"
  rvm_info="$rvm_info\n    PATH:         \"$PATH\""
  rvm_info="$rvm_info\n    GEM_HOME:     \"$GEM_HOME\""
  rvm_info="$rvm_info\n    GEM_PATH:     \"$GEM_PATH\""
  rvm_info="$rvm_info\n    BUNDLE_PATH:  \"$BUNDLE_PATH\""
  rvm_info="$rvm_info\n    MY_RUBY_HOME: \"$MY_RUBY_HOME\""
  rvm_info="$rvm_info\n    IRBRC:        \"$IRBRC\""
  rvm_info="$rvm_info\n    RUBYOPT:      \"$RUBYOPT\""
  rvm_info="$rvm_info\n    gemset:       \"$(printf "$GEM_HOME" | awk -F${rvm_gemset_separator:-'@'} '{print $2}')\"\n"
  if [[ ! -z "$MAGLEV_HOME" ]] ; then
    rvm_info="$rvm_info\n  MAGLEV_HOME: \"$MAGLEV_HOME\""
  fi
  rvm_info="$rvm_info\n"
}

info_debug() {
  rvm_info=$(__rvm_version)
  rvm_info="$rvm_info\n$("$rvm_scripts_path/info" "$rvm_ruby_string" "" )"
  rvm_info="$rvm_info\nPATH:\n$(printf $PATH | awk -F":" '{print $1":"$2":"$3":"$4":"$5}' )"
  rvm_info="$rvm_info\nuname -a: $(uname -a)"
  rvm_info="$rvm_info\npermissions: $(\ls -la $rvm_path{,/rubies})"

  if [[ "Darwin" = "$(uname)" ]] ; then
    rvm_info="$rvm_info\nuname -r: $(uname -r)"
    rvm_info="$rvm_info\nuname -m: $(uname -m)"
    rvm_info="$rvm_info\nsw_vers: $(sw_vers | \tr "\n" ',')"
    rvm_info="$rvm_info\nARCHFLAGS: $ARCHFLAGS"
    rvm_info="$rvm_info\nLDFLAGS: $LDFLAGS"
    rvm_info="$rvm_info\nCFLAGS: $CFLAGS"
    rvm_info="$rvm_info\n/Developer/SDKs/*:$(/usr/bin/basename -a /Developer/SDKs/* | \tr "\n" ',')"
  fi

  for file_name in $(echo $rc_files) ; do
    if [[ -s "$file_name" ]] ; then
      rvm_info="$rvm_info\n$( "$file_name:\n$(\grep 'rvm' $file_name 2>/dev/null)" )"
    fi
  done

  if [[ "$rvm_selfcontained" = "0" ]] ; then
    debug_files="$rvm_config_path/alias $rvm_config_path/system $rvm_config_path/db /etc/rvmrc /etc/gemrc"
  else
    debug_files="$rvm_config_path/alias $rvm_config_path/system $rvm_config_path/db $HOME/.rvmrc $HOME/.gemrc"
  fi

  for file_name in $(echo $debug_files); do
    if [[ -f "$file_name" ]] && [[ -s "$file_name" ]] ; then
      rvm_info="$rvm_info\n$file_name \(filtered\):\n$(awk '!/assword|_key/' < $file_name)\n"
    fi
  done

  rvm_info="$rvm_info\ngem sources:\n$(gem sources | awk '/gems/')"
}

info_sections() {
  for section in $(printf "${sections//,/ }") ; do
    unset rvm_info ; "info_${section}" ; printf "$rvm_info"
  done
}

args="$*"
ruby_strings="${args/ */}"
sections="${args#* }"
sections="${sections#"${sections%%[![:space:]]*}"}" # strip leading whitespace
sections="${sections%"${sections##*[![:space:]]}"}" # strip trailing whitespace
all_sections="system rvm ruby homes binaries environment"

if "$rvm_scripts_path/match" "$all_sections debug" "${ruby_strings/,*/}" ; then
  sections="$ruby_strings"
  ruby_strings=""
fi

if [[ -z "$sections" ]] ; then sections="$all_sections" ; fi

if [[ -z "$ruby_strings" ]] ; then
  printf "$(__rvm_environment_identifier):\n"
  info_sections
else
  for ruby_string in $(printf ${ruby_strings//,/ }) ; do
    __rvm_become "$ruby_string"
    printf "$(__rvm_environment_identifier):\n"
    info_sections
  done
fi