#!/bin/bash
set -e
#define constants
available_build_types=(autotools cmaketools mesontools qt)

info(){
    echo -e "\033[32;1m$1\033[;0m: $2"
}
err(){
    echo -e "\033[31;1m$1\033[;0m: $2"
}
inf_msg(){
    echo "Create new inary package template. "
}

err_msg(){
      echo "Usage: $(basename $0) -n package-name -a source-url [OPTIONS]" >&2
      echo "  General Options:"
      echo "    -o   output directory (default: package name)"
      echo "    -n   package name (required)"
      echo "    -x   build package after create"
      echo "    -y   do not ask anything"
      echo "    -z   do not generate pspec and actions"
      echo "    -d   do not generate pspec class"
      echo "    -h   write help message"
      echo "  Actions options:"
      echo "    -t   build type (default: autotools)"
      echo "           Build types: ${available_build_types[@]}"
      echo "    -c   configure options"
      echo "  Pspec options:"
      echo "    Source section:"
      echo "      -p   homepage url"
      echo "      -u   packager name"
      echo "      -e   packager email adress"
      echo "      -l   package license"
      echo "      -i   isa value list"
      echo "      -s   package summary"
      echo "      -d   package description"
      echo "      -b   build dependencies list"
      echo "      -a   package source archive list (required)"
      echo "      -q   disable rfp status"
      echo "      -m   rfp description"
      echo "    Package section:"
      echo "      -r   runtime dependencies list"
      echo "      -v   package verison"
      exit 1
}

#default variables
name=""
directory=""
homepage="https://gitlab.com/sulinos/devel/inary"
buildtype="autotools"
if [ -f "~/.gitconfig" ] ; then
    email="$(cat ~/.gitconfig | grep 'email =' | sed 's/.*= //g')"
    packager="$(cat ~/.gitconfig | grep 'name =' | sed 's/.*= //g')"
else
    packager="Your Name"
    email="yourmane@example.org"
fi
license="GPLv3"
isa=""
summary="Package summary missing"
description="Package description missing"
rfpdescription="This is a rfp package"
src=""
bdeps=""
rdeps=""
ver="1.0.0"
rfp=true
bnow=false
confopt=""
forceyes=""
dummy=""
noclass=""
#opt parse
while getopts -- ':o:n:t:c:p:u:e:l:i:s:d:b:a:r:v:m:d' OPTION; do
  case "$OPTION" in
   o)
      directory="${OPTARG[@]}"
      ;;

   n)
      name="${OPTARG[@]}"
      ;;
   t)
      buildtype="${OPTARG[@]}"
      a=0
      for item in ${available_build_types[@]}
      do
        if [ "$buildtype" == "$item" ]; then
          a=1
        fi
      done
      if [ "$a" == "0" ] ; then
        err "Error" "Invalid build type: $a $buildtype"
        err_msg
      fi
      ;;
      
    c)
      confopt="${OPTARG[@]}"
      ;;
    p)
      homepage="${OPTARG[@]}"
      ;;
      
    u)
      packager="${OPTARG[@]}"
      ;;
      
    e)
      email="${OPTARG[@]}"
      ;;
      
    l)
      license="${OPTARG[@]}"
      ;;
      
    i)
      isa="${OPTARG[@]}"
      ;;
      
    s)
      summary="${OPTARG[@]}"
      ;;
      
    d)
      description="${OPTARG[@]}"
      ;;      
      
    b)
      bdeps="${OPTARG[@]}"
      ;;
      
    a)
      src="${OPTARG[@]}"
      ;;
      
    r)
      rdeps="${OPTARG[@]}"
      ;;
      
    v)
      ver="${OPTARG[@]}"
      ;;
    m)
      rfpdescription="${OPTARGS[@]}"
      ;;
    ?)
      for arg in ${OPTARG[@]} ; do
        case "$arg" in
          q)
            echo "uwu"
            rfp="false"
            ;;
          y)
            forceyes="-y"
            ;;
          x)
            bnow="true"
            ;;
          z)
            dummy="true"
            ;;
          d)
            noclass="true"
            ;;
          *)
            inf_msg
            err_msg
            ;;
          esac
        done
      ;;
  esac
done

#check options
if [ "$name" == "" ] ; then
    echo "Error: package name missing."
    err_msg
fi
if [ "$directory" == "" ] ; then
    directory=$name
fi
if [ "$src" == "" ] ; then
    echo "Error: source archive missing."
    err_msg
fi


write_pspec(){
echo "<?xml version=\"1.0\" ?>"
echo "<!DOCTYPE INARY SYSTEM \"https://gitlab.com/sulinos/sulinproject/inary/raw/master/inary-spec.dtd\">"
echo "<INARY>"
echo "    <Source>"
echo "        <Name>$name</Name>"
if [ "$rfp" == "true" ] ; then
  echo "        <Rfp>$rfpdescription</Rfp>"
else
  echo "        <!--Rfp>$rfpdescription</Rfp-->"
fi
echo "        <Homepage>$homepage</Homepage>"
echo "        <Packager>"
echo "            <Name>$packager</Name>"
echo "            <Email>$email</Email>"
echo "        </Packager>"
echo "        <License>$license</License>"
for i in $isa ; do
  echo "        <IsA>$i/IsA>"
done
echo "        <Summary>$summary</Summary>"
echo "        <Description>$description</Description>"
for i in $src ; do
  if [ "$bnow" == "true" ] ; then
      # TODO: Download with inary support needed.
      out=$(mktemp)
      wget -c $i -O $out || true
      echo "        <Archive sha1sum=\"$(sha1sum $out | sed 's/ .*//g')\">$i</Archive>"
      rm -f $out
  else
      echo "        <Archive sha1sum=\"FIXME\">$i</Archive>"
  fi
done
echo "        <BuildDependencies>"
for i in $bdeps ; do
  echo "            <Dependency>$i</Dependency>"
done
echo "        </BuildDependencies>"
echo "    </Source>"

echo "    <Package>"
echo "        <Name>$name</Name>"
echo "        <RuntimeDependencies>"
for i in $rdeps ; do
  echo "            <Dependency>$i</Dependency>"
done
echo "        </RuntimeDependencies>"
cat << EOF
        <Files>
            <Path fileType="config">/etc</Path>
            <Path fileType="localedata">/usr/share/locale</Path>
            <Path fileType="info">/usr/share/info</Path>
            <Path fileType="data">/usr/share</Path>
            <Path fileType="executable">/usr/bin</Path>
            <Path fileType="library">/usr/lib</Path>
            <Path fileType="library">/lib</Path>
            <Path fileType="library">/usr/libexec</Path>
            <Path fileType="executable">/bin</Path>
        </Files>
    </Package>
EOF
echo "    <Package>"
echo "        <Name>$name-pages</Name>"
echo "        <RuntimeDependencies>"
echo "            <Dependency>$name</Dependency>"
echo "        </RuntimeDependencies>"
cat << EOF
        <Files>
            <Path fileType="library">/usr/share/man/</Path>
        </Files>
    </Package>
EOF
echo "    <Package>"
echo "        <Name>$name-docs</Name>"
echo "        <RuntimeDependencies>"
echo "            <Dependency>$name</Dependency>"
echo "        </RuntimeDependencies>"
cat << EOF
        <Files>
            <Path fileType="library">/usr/share/doc/</Path>
        </Files>
    </Package>
EOF
echo "    <Package>"
echo "        <Name>$name-32bit</Name>"
echo "        <RuntimeDependencies>"
for i in $rdeps ; do
  echo "            <Dependency>$i-32bit</Dependency>"
done
echo "        </RuntimeDependencies>"
cat << EOF
        <Files>
            <Path fileType="library">/usr/lib32</Path>
            <Path fileType="library">/lib32</Path>
        </Files>
    </Package>
EOF
echo "    <Package>"
echo "        <Name>$name-devel</Name>"
echo "        <RuntimeDependencies>"
for i in $rdeps ; do
  echo "            <Dependency>$i-devel</Dependency>"
done
echo "        </RuntimeDependencies>"
cat << EOF
        <Files>
            <Path fileType="data">/usr/lib/pkgconfig</Path>
            <Path fileType="header">/usr/include</Path>
        </Files>
    </Package>

    <History>
        <Update release="1">
EOF
echo "            <Date>$(date "+%Y-%m-%d")</Date>"
echo "            <Version>$ver</Version>"
echo "            <Comment>First release</Comment>"
echo "            <Name>$packager</Name>"
echo "            <Email>$email</Email>"
echo "        </Update>"
echo "    </History>"
echo "</INARY>"


}

write_pspec_class(){
echo "class inary:"
echo "    class source:"
echo "        name = \"$name\""
echo "        homepage = \"$homepage\""
if [ "$rfp" == "true" ] ; then
    echo "        rfp= \"$rfpdescription\""
else
    echo "        #rfp= \"$rfpdescription\""

fi
echo ""
echo "        class packager:"
echo "            name = \"$packager\""
echo "            email = \"$email\""
echo "        license = \"$license\""
echo -n "        isa = ["
for i in $isa ; do
    echo -n "\"$isa\","
done
echo "]"
echo "        summary = \"$summary\""
echo "        description = \"$description\""
echo -n "        archive = ["
for i in $src ; do
    echo "(\"FIXME\",\"$i\"),"
    echo -n "          "
done
echo "]"
echo -n "        builddependencies = ["
for i in $bdeps ; do
    echo "\"$i\","
done
echo "]"
echo "        packages = [\"package\",\"package_docs\" , \"package_devel\","
echo "                    \"package_pages\", \"package_32bit\"]"
echo ""
echo "    class package:"
echo "        name = \"$name\""
echo -n "        runtimedependencies = ["
for i in $rdeps ; do
    echo "\"$i\","
done
echo "]"
echo "        files = [(\"config\", \"/etc\"),"
echo "                 (\"localedata\", \"/usr/share/locale\"),"
echo "                 (\"info\", \"/usr/share/info\"),"
echo "                 (\"data\", \"/usr/share\"),"
echo "                 (\"executable\", \"/usr/bin\"),"
echo "                 (\"library\", \"/usr/lib\"),"
echo "                 (\"library\", \"/lib\"),"
echo "                 (\"library\", \"/usr/libexec\"),"
echo "                 (\"executable\", \"/bin\")]"
echo ""
echo "    class package_docs:"
echo "        name = \"${name}-docs\""
echo "        runtimedependencies = [\"$name\"]"
echo "        files = [(\"library\", \"/usr/share/doc/\")]"
echo ""
echo "    class package_pages:"
echo "        name = \"${name}-pages\""
echo "        runtimedependencies = [\"$name\"]"
echo "        files = [(\"library\", \"/usr/share/man/\")]"
echo ""
echo "    class package_32bit:"
echo "        name = \"${name}-32bit\""
echo -n "        runtimedependencies = ["
for i in $rdeps ; do
    echo "\"$i-32bit\","
done
echo "]"
echo "        files = [(\"library\", \"/usr/lib32\"),"
echo "                 (\"library\", \"/lib32\")]"
echo ""
echo "    class package_devel:"
echo "        name = \"${name}-devel\""
echo -n "        runtimedependencies = ["
for i in $rdeps ; do
    echo "\"$i-devel\","
done
echo "]"
echo "        files = [(\"data\", \"/usr/lib/pkgconfig\"),"
echo "                 (\"header\", \"/usr/include\")]"
echo ""
echo "    class history:"
echo "        update = ["
echo "            [\"$(date "+%Y-%m-%d")\", \"$ver\", \"First release\","
echo "                \"$packager\", \"$email\"],"
echo "        ]"
}

write_actions(){
cat << EOF
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# Licensed under the GNU General Public License, version 3.
# See the file http://www.gnu.org/licenses/gpl.txt
from inary.actionsapi import inarytools
EOF
echo "from inary.actionsapi import $buildtype as tools"
cat << EOF
from inary.actionsapi import get
#more information : https://gitlab.com/sulinos/inary/tree/master/inary/actionsapi
def setup():
EOF
echo "    tools.configure(\"$confopt\")"
cat << EOF
def build():
    tools.make()

def install():
    tools.rawInstall("DESTDIR=%s" % get.installDIR())

EOF
}


# Write info after creating
info "Package name" "$name"
info "Output directory" "$(realpath $directory)"
info "Package version" "$ver"
info "Homepage" "$homepage"
info "Packager" "$packager"
info "Email" "$email"
info "License" "$license"
info "Summary" "$summary"
info "Description" "$description"
info "Build type" "$buildtype"

if [ "$forceyes" == "" ] ; then
    echo ""
    info ">>>" "Are informations correct? [y/N]"
    read -s -n 1 c
    if ! [ "$c" == "y" ] || [ "$c" == ""Y ] ; then
        echo "       Operation canceled."
        exit
    fi
fi
if [ "$dummy" == "true" ] ; then
    echo "Do not create pspec and actions. If you wanna create, you must remove -z parameter."
    echo "  Operation canceled."
    exit
fi
directory=$(realpath $directory)
mkdir -p $directory
info "Creating" "pspec.xml to $directory/pspec.xml"
write_pspec > $directory/pspec.xml
if [ ! "$noclass" == "true" ] ; then
    info "Creating" "pspec.py to $directory/pspec.py"
    write_pspec_class > $directory/pspec.py
fi
info "Creating" "actions.py to $directory/actions.py"
write_actions > $directory/actions.py

if [ "$bnow" == "true" ] ; then
  cd $directory
  exec inary bi --verbose --debug $forceyes
fi