import os import shutil import sys import autopep8 import inflect import yaml from jinja2 import Environment, FileSystemLoader from oshipka.util.strings import snake_case_to_camel_case, camel_case_to_snake_case pep_options = {'max_line_length': 120} def _process_choice(column): column_name = column.get('name', '') column_upper = column_name.upper() types_name = "{}_TYPES".format(column_upper) choices = column.get('choices', {}) return { 'name': types_name, 'choices': choices, } def enrich_view_model(view_model): columns = [] for column in view_model.get('columns', {}): column_name = column.get('name') column_type = column.get('type') if column_type in ['text', 'long_text', ]: _column_type = 'db.UnicodeText' elif column_type in ['bool', ] or column_name.startswith('is_'): _column_type = 'db.Boolean' elif column_type in ['relationship', ]: _column_type = 'relationship' secondary = column.get('secondary') if secondary: if '_secondaries' not in view_model: view_model['_secondaries'] = [] view_model['_secondaries'].append(secondary) elif column_type in ['choice', ]: if '_choice_types' not in view_model: view_model['_choice_types'] = [] _choices = _process_choice(column) _column_type = 'ChoiceType({})'.format(_choices.get('name')) view_model['_choice_types'].append(_choices) else: _column_type = 'db.UnicodeText' column.update({'_type': _column_type}) columns.append(column) view_model['columns'] = columns return view_model def process_model(view_model): template = env.get_template('model_py') model = autopep8.fix_code(template.render(**view_model), options=pep_options) _model_name = view_model.get('name') filename = "{}.py".format(camel_case_to_snake_case(_model_name.split('.yaml')[0])) with open(os.path.join(MODELS_PATH, filename), 'w+') as f: f.write(model) def process_routes(view_model): template = env.get_template('routes_py') model = autopep8.fix_code(template.render(**view_model), options=pep_options) _model_name = view_model.get('name') model_name_snake = camel_case_to_snake_case(_model_name.split('.yaml')[0]) filename = "{}.py".format(model_name_snake) with open(os.path.join(ROUTES_PATH, filename), 'w+') as f: f.write(model) route_hooks_filename = os.path.join(ROUTES_PATH, "{}_hooks.py".format(model_name_snake)) if not os.path.exists(route_hooks_filename): src_path = os.path.join(VM_TEMPLATES_PATH, "_hooks.py") shutil.copy(src_path, route_hooks_filename) def process_html_templates(view_model): _model_name_snake = camel_case_to_snake_case(view_model.get('name')) model_dir = os.path.join(HTML_TEMPLATES_PATH, _model_name_snake) if not os.path.exists(model_dir): os.makedirs(model_dir) for filename in os.listdir(os.path.join(VM_TEMPLATES_PATH, "html")): template = env.get_template(os.path.join('html', filename)) rv = template.render(**view_model) with open(os.path.join(model_dir, filename), 'w+') as f: f.write(rv) def main(): view_model_names = os.listdir(VIEW_MODELS_PATH) all_model_imports = ['from oshipka.persistance import db'] all_route_imports = [] for view_model_name in view_model_names: with open(os.path.join(VIEW_MODELS_PATH, view_model_name), 'r') as stream: try: view_models = yaml.safe_load_all(stream) for view_model in view_models: view_model = enrich_view_model(view_model) process_model(view_model) process_routes(view_model) view_model_name = view_model.get('name', '') model_snake_name = camel_case_to_snake_case(view_model_name) all_model_imports.append('from webapp.models.{} import {}'.format( model_snake_name, view_model_name)) process_html_templates(view_model) all_route_imports.append('from webapp.routes.{} import *'.format( model_snake_name )) except yaml.YAMLError as e: breakpoint() all_model_imports = autopep8.fix_code('\n'.join(all_model_imports), options=pep_options) all_route_imports = autopep8.fix_code('\n'.join(all_route_imports), options=pep_options) with open(os.path.join(MODELS_PATH, "__init__.py"), 'w+') as f: f.write(all_model_imports) with open(os.path.join(ROUTES_PATH, "__init__.py"), 'w+') as f: f.write(all_route_imports) if __name__ == "__main__": basepath = sys.argv[1] oshipka_path = os.environ.get('OSHIPKA_PATH') VM_TEMPLATES_PATH = os.path.join(oshipka_path, "vm_gen", "templates") WEBAPP_PATH = os.path.join(basepath, "webapp") VIEW_MODELS_PATH = os.path.join(WEBAPP_PATH, "view_models") MODELS_PATH = os.path.join(WEBAPP_PATH, "models") ROUTES_PATH = os.path.join(WEBAPP_PATH, "routes") for d in [VIEW_MODELS_PATH, MODELS_PATH, ROUTES_PATH, ]: os.makedirs(d, exist_ok=True) HTML_TEMPLATES_PATH = os.path.join(WEBAPP_PATH, "templates") env = Environment( loader=FileSystemLoader(searchpath=VM_TEMPLATES_PATH), block_start_string='[%', block_end_string='%]', variable_start_string='[[', variable_end_string=']]' ) env.filters['snake_to_camel'] = snake_case_to_camel_case env.filters['camel_to_snake'] = camel_case_to_snake_case p = inflect.engine() env.filters['pluralize'] = p.plural main()