import os

from cd.project import Project
from cd.projects import Projects
from rwx import ps

COMMANDS_PREFIX = 'cd-'

projects = Projects(os.environ)
project = Project(projects)


def cd_browse_workspace():
    print(f'''\
{project.root}
↓
''', end=str())
    paths = []
    for directory, directories, files in os.walk(project.root):
        for file in files:
            absolute_path = os.path.join(directory, file)
            relative_path = os.path.relpath(absolute_path, start=project.root)
            paths.append(relative_path)
    for path in sorted(paths):
        print(path)


def cd_build_project():
    for extension in ['py', 'sh']:
        path = os.path.join(project.root, f'build.{extension}')
        if os.path.exists(path):
            ps.run(path)
            break
    else:
        pass


def cd_clone_branch():
    print(f'''\
{project.url}
↓
''', end=str(), flush=True)
    ps.run('git',
        'clone',
        '--branch', project.branch,
        '--',
        project.url,
        project.root,
    )


def cd_list_environment():
    for variable, value in sorted(os.environ.items()):
        print(variable, '=', value)


def install_commands(path):
    user = '/usr/local/bin'
    for command in [
        'browse-workspace',
        'build-project',
        'clone-branch',
        'list-environment',
    ]:
        print(command)
        os.symlink(path, os.path.join(user, f'{COMMANDS_PREFIX}{command}'))