# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

DOWNLOAD="https://github.com/LGFae/swww/archive/refs/tags/v${BPM_PKG_VERSION}.tar.gz"
FILENAME="${DOWNLOAD##*/}"

# The prepare function is executed in the root of the temp directory
# This function is used for downloading files and putting them into the correct location
prepare() {
  wget "$DOWNLOAD"
  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"

  cd "$BPM_SOURCE"
  cargo fetch --locked --target "$(rustc -vV | sed -n 's/host: //p')"
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  export RUSTUP_TOOLCHAIN=stable
  export CARGO_TARGET_DIR=target
  cargo build --frozen --release --all-features

  # Generate man pages
  # manpages
  ./doc/gen.sh
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  export RUSTUP_TOOLCHAIN=stable
  cargo test --frozen --all-features
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  install -Dm755 target/release/swww target/release/swww-daemon -t "$BPM_OUTPUT"/usr/bin/

  # Install shell completion
  install -Dm644 completions/swww.bash "$BPM_OUTPUT"/usr/share/bash-completion/completions/swww
  install -Dm644 completions/swww.fish "$BPM_OUTPUT"/usr/share/fish/vendor_completions.d/swww.fish
  install -Dm644 completions/_swww "$BPM_OUTPUT"/usr/share/zsh/site-functions/_swww
  install -Dm644 completions/swww.elv "$BPM_OUTPUT"/usr/share/elvish/lib/swww.elv

  # Install documentation
  install -Dm644 ./*.md -t "$BPM_OUTPUT"/usr/share/doc/swww

  # Install man pages
  install -Dm644 ./doc/generated/*.1 -t "$BPM_OUTPUT"/usr/share/man/man1

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE "$BPM_OUTPUT"/usr/share/licenses/swww/LICENSE
}