createInstall.sh

#!/usr/bin/env bash

#
#   Copyright 2026 Deutsches Zentrum für Luft- und Raumfahrt e.V.
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.
#


VENV_NAME=${1:-./target/venv}
BUILDDIR=${2:-./target/build}
DISTDIR=${3:-./target}
SPECPATH=${4:-./target/specs}
CLIENTDIR=${5:-./target/src}

# activate virtual environment
. "$VENV_NAME/bin/activate" || exit 10

read -r VERSION < "./VERSION"

get_hidden_imports() {
    # Default to current directory if no argument is passed
    local target_dir="${1:-src}"
    local module_prefix="${2:-de.dlr.wmp.task}"
    # replace . with /
    local module_path="${target_dir}/${module_prefix//./\/}"

    if [ ! -d "$module_path" ]; then
        echo "Error: Directory '$module_path' does not exist." >&2
        return 1
    fi

    local args=()

    # Find all .py files recursively in $module_path
    while IFS= read -r -d '' pyfile; do
        # Check if the file contains a Task implementation
        if python3 -c "
import ast
import sys
filename = sys.argv[1]
try:
    with open(filename, 'r') as f:
        tree = ast.parse(f.read())
except SyntaxError:
    sys.exit(1)
for node in ast.walk(tree):
    if isinstance(node, ast.ClassDef):
        for base in node.bases:
            # Handle Subscript (e.g., Task[Config])
            if isinstance(base, ast.Subscript):
                base = base.value
            if isinstance(base, ast.Name) and base.id == 'Task':
                sys.exit(0)
            elif isinstance(base, ast.Attribute) and base.attr == 'Task':
                sys.exit(0)
sys.exit(1)
" "$pyfile"; then
            # Compute the module name relative to target_dir
            local rel_path="${pyfile#$target_dir/}"
            # Remove the .py extension
            local module_name="${rel_path%.py}"
            # Convert slashes to dots
            module_name="${module_name//\//.}"
            args+=("--hidden-import=$module_name")
        fi
        done < <(find "$module_path" -name '*.py' -print0)

    # Output the combined arguments space-separated
    echo "${args[@]}"
}

# create install
rm -f "$DISTDIR/ukis-wmp-python-task-${VERSION}"

pyinstaller --distpath "$DISTDIR" --workpath "$BUILDDIR" --specpath "$SPECPATH" \
    --clean \
    --noconfirm \
    --onefile src/main.py \
    $(get_hidden_imports src de.dlr.wmp.task) \
    --path "${CLIENTDIR}" \
    --name "ukis-wmp-python-task-${VERSION}" || exit 1

# deactivate environment
deactivate