# Maintainer: jc_gargma <jc_gargma@iserlohn-fortress.net>
# Maintainer (AUR): Harms <thotro at lyse dot net>
# Contributor (AUR): Pascal Grossé <pascal.grosse@gmail.com>

# # I maintain this because:
# AUR version uses /opt
# AUR version uses http
# AUR version uses debug build
# AUR version does not use -O3
# AUR version lacks offline patch
# AUR version lacks DLC

pkgname=tome4
pkgver=1.7.4
pkgrel=1.2
_offlinever=1.7
_ashesver=1.1.4
_orcsver=1.1.10
_cultsver=1.0.12
pkgdesc="An open-source, single-player, role-playing roguelike game set in the world of Eyal."
pkgdesc+="Includes DLC and offline patch."
arch=('i686' 'x86_64' 'aarch64')
url="https://te4.org/"
license=('custom' 'GPL3')
depends=(glu openal libvorbis sdl2_ttf sdl2_image)
makedepends=(premake zip unzip glew)
options=(emptydirs !makeflags !lto)
source=("${url}dl/t-engine/t-engine4-src-${pkgver}.tar.bz2"
  ashes-urhrok_${_ashesver}.teaac
  orcs_${_orcsver}.teaac
  cults_${_cultsver}.teaac
  offline-donator_${_offlinever}.patch
  premake5.patch
  O3-support.patch
  tome4
  tome4.desktop)
conflicts=('tome4-beta' 'tome4-git' 'tome4-nomusic')
b2sums=('c6a0f39f13177d193404dd6182277051aba67c991297f7de432b237c5507bef3f821f540533dd1b7ad6d96bb022434d10e4330f031e69a4ad4593d5fd247590d'
        '6ee566d6ed87e62f1aecc3e94a678eea83f97714f179b004d041adfea496abad798f1c46a73c7db8cfb7c3869de090db66f2df70d02ae789e50245d7e07d69f2'
        'dcbb16da07e64643d47547d993c7b5197e919e06b7370909e93cbaa8ca9a87fc9f7aaa9af436b86f04e8739e2c60d5e0c15356c260eb1acddf34e9f0dcdb4164'
        'd036e8a770d76c8a41e3a2853fa6dd5fae0d2f34661aa5d84137e01bb75c6c07f6e7aeab5011fba2820afcf30438cf1b5ea9e8d51f3417700938a4b386064a9e'
        'ac66d8cd615d8f5cf9cf8dce140670ebf7b30fdf2d0b84b3d66160ffd740c29324b81dfb589435802308fdcdc5d357f9b09fdab28c43e682e5317acebeb9d49d'
        'e20806e077ef7bdb832040e235739fe6dc2fc7973fcb73628838b2a4b1a5e570379f4b2b4d09806d3bcf7941d276cdd458b4cd17d006deeb3cb23c4d67c6a638'
        '3bab61310c08a6d5a1eab31783e7b0492979008723edbef17a96c9e7b273c96b2ba3e146aff8fc577909776284f40c5c48092b825a3ece48c0b9ac38e5515fe1'
        'd32a8d25c7cdd7d13d530272e880381153fa86a5e99135481559eb81b0c1188dec2aabc1ef7a024b3791da17e2e9e1112a267261b43d49043dc81fb5622645cb'
        '763a8a8a27d8bb94f895489fe2f622f72eee3c7116ab8507235197ba9e3ab996aa2a16ce5f726eab47d361d35b044654b91bdca5742678417116ef18dcb07989')


###############################################################################
# 1. Patch the game.
###############################################################################
prepare() {
  cd t-engine4-src-${pkgver}

  cp "${srcdir}/ashes-urhrok_${_ashesver}.teaac" "${srcdir}/t-engine4-src-${pkgver}/game/addons/ashes-urhrok.teaac"
  cp "${srcdir}/orcs_${_orcsver}.teaac" "${srcdir}/t-engine4-src-${pkgver}/game/addons/orcs.teaac"
  cp "${srcdir}/cults_${_cultsver}.teaac" "${srcdir}/t-engine4-src-${pkgver}/game/addons/cults.teaac"
  patch -p1 -i "${srcdir}/offline-donator_${_offlinever}.patch"
  mv premake4.lua premake5.lua
  patch -p1 -i "${srcdir}/premake5.patch"
  patch -p1 -i "${srcdir}/O3-support.patch"

}

###############################################################################
# 2. Build the game engine from source.
###############################################################################
build() {
  cd t-engine4-src-${pkgver}

  premake5 gmake

  # higher than -flto=1 breaks compiling
  export CFLAGS="$CFLAGS -O3 -fstack-protector-all -flto=1 -fPIE"
  export CXXFLAGS="$CXXFLAGS -O3 -fstack-protector-all -flto=1 -fPIE"
  export LDFLAGS="$LDFLAGS,-pie"

  # higher than -j1 breaks compiling
  make config=release -j1
}

###############################################################################
# 3. Create the package. Copy all that shall be installed into the package dir.
###############################################################################
package() {
  # Extract and install the icon.
  unzip -oj -qq "${srcdir}/t-engine4-src-${pkgver}/game/engines/te4-${pkgver}.teae" "data/gfx/te4-icon.png" -d "${srcdir}"
  install -Dm644 "${srcdir}/te4-icon.png" "${pkgdir}/usr/share/pixmaps/${pkgname}.png"
  
  # Install the documents.
  install -Dm644 "${srcdir}/t-engine4-src-${pkgver}/CONTRIBUTING" "${pkgdir}/usr/share/doc/${pkgname}/CONTRIBUTING"
  install -Dm644 "${srcdir}/t-engine4-src-${pkgver}/CREDITS" "${pkgdir}/usr/share/doc/${pkgname}/CREDITS"
  
  # Install the custom license into standard location.
  install -Dm644 "${srcdir}/t-engine4-src-${pkgver}/COPYING" "${pkgdir}/usr/share/licenses/${pkgname}/COPYING"
  install -Dm644 "${srcdir}/t-engine4-src-${pkgver}/COPYING-MEDIA" "${pkgdir}/usr/share/licenses/${pkgname}/COPYING-MEDIA"

  # Install the game executable, and the launcher.
  install -Dm755 "${srcdir}/t-engine4-src-${pkgver}/t-engine" "${pkgdir}/usr/lib/${pkgname}/t-engine"
  install -Dm755 "${srcdir}/${pkgname}" "${pkgdir}/usr/bin/${pkgname}"
  install -Dm644 "${srcdir}/${pkgname}.desktop" "${pkgdir}/usr/share/applications/${pkgname}.desktop"
  
  # Install the game data.
  cp -r "${srcdir}/t-engine4-src-${pkgver}/bootstrap" "${pkgdir}/usr/lib/${pkgname}/"
  cp -r "${srcdir}/t-engine4-src-${pkgver}/game" "${pkgdir}/usr/lib/${pkgname}/"
}