build

#!/bin/bash

# PURPOUSE:
# Small script to package our python project
# INNPUT:
# - A remote git repository to be cloned
# OUTPUT:
# - coloned_package directroy
# - coloned_package/dist where package is built
# ------------------------------------------------------------------

TMP_DIR_NAME=cloned_package
PROJECT_PACKAGE_NAME=my_package_name
PROJECT_REMOTE_REPO=
PATH_REQ_PROJECT=$(find ./templates -type f -name "requirements.txt")
IS_README_PROJECT=$(find ./$TMP_DIR_NAME/src/$PROJECT_PACKAGE_NAME -type f -name "README.*" -maxdepth 1)

clone_project() {

  git clone "$PROJECT_REMOTE_REPO" ./$TMP_DIR_NAME/src/$PROJECT_PACKAGE_NAME/

  # Update the dummy README for the actual cloned repo root README file
  if [[ "${#IS_README_PROJECT[@]}" == 1 ]]; then
    cat "$IS_README_PROJECT" >./$TMP_DIR_NAME/README.md
  fi

  # If it founds one single requirements.txt
  if [[ "${#PATH_REQ_PROJECT[@]}" == 1 ]]; then
    echo "REQUIREMENTS OK"
    # We need to copy it to have it within the package and
    # know what dependencies have our project
  else
    echo "ERROR: More than one requeriments.txt found!"
    exit
  fi
}

copy_templates() {
  # Removing the old one if it is in
  rm -drf $TMP_DIR_NAME

  # Creating the temporary dir for build our package
  mkdir -p $TMP_DIR_NAME/src/$PROJECT_PACKAGE_NAME

  # Check if we pass the remote git repo to be cloned
  if [ ! -z "$PROJECT_REMOTE_REPO" ]; then
    clone_project
  fi

  # Copy a couple of files (setup is the most important)
  cp ./templates/LICENSE ./templates/setup.py ./templates/pyproject.toml ./$TMP_DIR_NAME

  # Removing local git repository before packaging it
  rm -fR ./$TMP_DIR_NAME/src/$PROJECT_PACKAGE_NAME/.git

  # [MAC-OS] Ensure no file .DS_Store exists before building
  find . -name '.DS_Store' -type f -delete
}

build() {
  # Use a temp venv to build packages
  python3 -m venv venv &&
    source venv/bin/activate &&
    pip install --upgrade pip setuptools wheel &&
    pip install build packaging pep517 pyparsing tomli &&
    cd $TMP_DIR_NAME && python -m build
  # Remove venv work-around
  cd ..
  deactivate
  rm -r ./venv/
}

run() {
  copy_templates
  build
}

# If variable is empty (not written) try by args
if [ -z "$PROJECT_REMOTE_REPO" ]; then
  PROJECT_REMOTE_REPO=$1
fi

run