1  import click
 2  import subprocess
 3  import os
 4  from pathlib import Path
 5  from cli.utils import error_exit
 6  
 7  
 8  @click.command("build")
 9  @click.argument(
10      "plugin_path_arg",
11      type=click.Path(exists=True, file_okay=False, dir_okay=True, resolve_path=True),
12      default=".",
13      metavar="PLUGIN_PATH",
14  )
15  def build_plugin_cmd(plugin_path_arg: str):
16      """
17      Builds the SAM plugin in the specified directory (defaults to current directory).
18      This command requires the 'build' package to be installed (pip install build).
19      """
20      target_path = Path(plugin_path_arg)
21      pyproject_file = target_path / "pyproject.toml"
22  
23      if not pyproject_file.is_file():
24          click.echo(
25              click.style(f"Error: pyproject.toml not found in {target_path}", fg="red")
26          )
27          click.echo(
28              click.style(
29                  "Please ensure you are in the root directory of the plugin or provide the correct path.",
30                  fg="yellow",
31              )
32          )
33          error_exit()
34  
35      click.echo(f"Building plugin in {target_path}...")
36      click.echo(
37          click.style(
38              "Note: This command uses 'python -m build'. Ensure 'build' package is installed ('pip install build').",
39              fg="cyan",
40          )
41      )
42  
43      original_cwd = Path.cwd()
44      error_exit_msg = None
45      try:
46          os.chdir(target_path)
47          process = subprocess.run(
48              ["python", "-m", "build"], capture_output=True, text=True, check=False
49          )
50  
51          if process.stdout:
52              click.echo("--- Build Output ---")
53              click.echo(process.stdout)
54              click.echo("--- End of Build Output ---")
55  
56          if process.stderr:
57              click.echo(click.style("--- Build Errors/Warnings ---", fg="yellow"))
58              click.echo(click.style(process.stderr, fg="yellow"))
59              click.echo(click.style("--- End of Build Errors/Warnings ---", fg="yellow"))
60  
61          if process.returncode == 0:
62              dist_path = target_path / "dist"
63              click.echo(
64                  click.style(
65                      f"Plugin built successfully! Artifacts are in: {dist_path}",
66                      fg="green",
67                  )
68              )
69              if dist_path.exists() and dist_path.is_dir():
70                  click.echo("Generated files:")
71                  for item in sorted(dist_path.iterdir()):
72                      click.echo(f"  - {item.name}")
73          else:
74              error_exit_msg = (
75                  f"Error: 'python -m build' failed with exit code {process.returncode}."
76              )
77              error_exit_msg += "\nPlease check the build output above for details."
78  
79      except FileNotFoundError:
80          error_exit_msg = f"Error: Python executable not found. Ensure Python is installed and in your PATH."
81      except Exception as e:
82          error_exit_msg = f"An unexpected error occurred during the build process: {e}"
83      finally:
84          os.chdir(original_cwd)
85          if error_exit_msg:
86              error_exit(error_exit_msg)