app.py

import logging
import os

from core.settings import Settings
from core.utils.file_utils import Folder, File
from core.utils.json_utils import JsonUtils
from core.utils.npm import Npm
from core.utils.run import run
from core.enums.os_type import OSType


class App(object):

    @staticmethod
    def get_package_json(app_name):
        return JsonUtils.read(os.path.join(Settings.TEST_RUN_HOME, app_name, 'package.json'))

    @staticmethod
    def is_dev_dependency(app_name, dependency):
        json = App.get_package_json(app_name=app_name)
        dev_deps = json.get('devDependencies')
        if dev_deps is not None:
            if dev_deps.get(dependency) is not None:
                return True
        return False

    @staticmethod
    def is_dependency(app_name, dependency):
        json = App.get_package_json(app_name=app_name)
        dev_deps = json.get('dependencies')
        if dev_deps is not None:
            if dev_deps.get(dependency) is not None:
                return True
        return False

    @staticmethod
    def install_dependency(app_name, dependency, version='latest'):
        app_path = os.path.join(Settings.TEST_RUN_HOME, app_name)
        Npm.uninstall(package=dependency, option='--save', folder=app_path)
        Npm.install(package='{0}@{1}'.format(dependency, version), option='--save --save-exact', folder=app_path)

    @staticmethod
    def install_dev_dependency(app_name, dependency, version='latest'):
        app_path = os.path.join(Settings.TEST_RUN_HOME, app_name)
        Npm.uninstall(package=dependency, option='--save-dev', folder=app_path)
        Npm.install(package='{0}@{1}'.format(dependency, version), option='--save-dev --save-exact', folder=app_path)

    @staticmethod
    def update(app_name, modules=True, angular=True, typescript=False, web_pack=True, vue=True, theme=True):
        app_path = os.path.join(Settings.TEST_RUN_HOME, app_name)
        modules_path = os.path.join(app_path, 'node_modules')
        if modules and App.is_dependency(app_name=app_name, dependency='tns-core-modules'):
            Npm.uninstall(package='tns-core-modules', option='--save', folder=app_path)
            Npm.install(package=Settings.Packages.MODULES, option='--save --save-exact', folder=app_path)
        if theme and App.is_dependency(app_name=app_name, dependency='@nativescript/theme'):
            Npm.uninstall(package='@nativescript/theme', option='--save', folder=app_path)
            Npm.install(package='@nativescript/theme@next', option='--save --save-exact', folder=app_path)
        if angular and App.is_dependency(app_name=app_name, dependency='nativescript-angular'):
            Npm.uninstall(package='nativescript-angular', option='--save', folder=app_path)
            Npm.install(package=Settings.Packages.ANGULAR, option='--save --save-exact', folder=app_path)
            update_script = os.path.join(modules_path, '.bin', 'update-app-ng-deps')
            result = run(cmd=update_script, log_level=logging.INFO)
            assert 'Angular dependencies updated' in result.output, 'Angular dependencies not updated.'
            Npm.install(folder=app_path)
        if typescript and App.is_dev_dependency(app_name=app_name, dependency='nativescript-dev-typescript'):
            Npm.uninstall(package='nativescript-dev-typescript', option='--save-dev', folder=app_path)
            Npm.install(package=Settings.Packages.TYPESCRIPT, option='--save-dev --save-exact', folder=app_path)
            update_script = os.path.join(modules_path, 'nativescript-dev-typescript', 'bin', 'ns-upgrade-tsconfig')
            result = run(cmd=update_script, log_level=logging.INFO)
            assert "Adding 'es6' lib to tsconfig.json..." in result.output
            assert "Adding 'dom' lib to tsconfig.json..." in result.output
            assert 'Adding tns-core-modules path mappings lib' in result.output
        if web_pack and App.is_dev_dependency(app_name=app_name, dependency='nativescript-dev-webpack'):
            Npm.uninstall(package='nativescript-dev-webpack', option='--save-dev', folder=app_path)
            Npm.install(package=Settings.Packages.WEBPACK, option='--save-dev --save-exact', folder=app_path)
            Folder.clean(os.path.join(app_name, 'hooks'))
            Folder.clean(os.path.join(app_name, 'node_modules'))
            Npm.install(folder=app_path)
            path_script = '"' + os.path.join(modules_path, '.bin', 'update-ns-webpack') + '"'
            update_script = path_script + ' --deps --configs'
            result = run(cmd=update_script, log_level=logging.INFO)
            assert 'Updating dev dependencies...' in result.output, 'Webpack dependencies not updated.'
            assert 'Updating configuration files...' in result.output, 'Webpack configs not updated.'

        if vue and App.is_dependency(app_name=app_name, dependency='nativescript-vue'):
            Npm.uninstall(package='nativescript-vue', option='--save', folder=app_path)
            Npm.install(package='nativescript-vue', option='--save --save-exact', folder=app_path)
        # on win when `npm i` is executed with path to .tgz it saves in package.json unix style path
        # which cannot be resolved on win
        if Settings.HOST_OS == OSType.WINDOWS:
            package_json = os.path.join(Settings.TEST_RUN_HOME, app_name, 'package.json')
            File.replace(package_json, 'file://', '\\\\\\\\', fail_safe=True)