128 lines
4.8 KiB
Python
128 lines
4.8 KiB
Python
# /// script
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# requires-python = ">=3.12"
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# dependencies = ["copier>=9.10", "questionary>=2.1"]
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# ///
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import argparse
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import os
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import re
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import subprocess
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import sys
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from pathlib import Path
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import questionary
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from copier import run_copy, run_update
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SOURCE = os.environ.get("TEMPLATES_DIR", "https://git.kotikot.com/templates")
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REF = os.environ.get("TEMPLATES_REF")
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BACKENDS = {"python": "backend-python"}
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FRONTENDS = {"svelte": "frontend-svelte"}
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SERVE = ["bun", "static", "api"]
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def template(name: str) -> str:
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local = Path(SOURCE) / name
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return str(local) if local.is_dir() else f"{SOURCE}/{name}.git"
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def git_config(key: str) -> str:
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result = subprocess.run(["git", "config", key], capture_output=True, text=True, check=False)
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return result.stdout.strip()
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def interactive() -> bool:
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return sys.stdin.isatty()
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def ask_text(prompt: str, default: str) -> str:
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return questionary.text(prompt, default=default).unsafe_ask() if interactive() else default
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def ask_select(prompt: str, choices: list[str], default: str) -> str:
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if not interactive():
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return default
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return questionary.select(prompt, choices=choices, default=default).unsafe_ask()
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def ask_checkbox(prompt: str, choices: list[str], default: list[str]) -> list[str]:
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if not interactive():
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return default
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items = [questionary.Choice(c, checked=c in default) for c in choices]
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return questionary.checkbox(prompt, choices=items).unsafe_ask()
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def slugify(name: str) -> str:
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return re.sub(r"[^a-z0-9]", "_", name.lower())
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def new(args: argparse.Namespace) -> None:
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dest = Path(args.dest).resolve()
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name = args.name or ask_text("Project name", dest.name)
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slug = args.slug or ask_text("Slug", slugify(name))
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parts = args.parts.split(",") if args.parts else ask_checkbox("Parts", ["backend", "frontend", "caddy"], ["backend", "frontend", "caddy"])
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backend = frontend = None
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if "backend" in parts:
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backend = args.backend or ask_select("Backend", list(BACKENDS), "python")
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if "frontend" in parts:
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frontend = args.frontend or ask_select("Frontend", list(FRONTENDS), "svelte")
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serve = "bun"
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if frontend:
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options = SERVE if backend else SERVE[:-1]
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serve = args.serve or ask_select("Frontend served by", options, "bun")
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stack = [p for p in ("backend", "frontend") if p in parts]
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single = len(stack) == 1
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routes = [r for r, ok in (("api", backend), ("frontend", frontend and serve != "api")) if ok]
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def copy(name: str, data: dict) -> None:
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run_copy(template(name), dest, data=data, unsafe=True, defaults=args.defaults, vcs_ref=REF)
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dest.mkdir(parents=True, exist_ok=True)
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copy("infra", {"layout": "single" if single else "parts", "parts": [] if single else stack})
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layout = "root" if single else "part"
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identity = {"project_name": name, "project_slug": slug}
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if backend:
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copy(BACKENDS[backend], {**identity, "layout": layout, "serve_spa": serve == "api",
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"author_name": git_config("user.name"), "author_email": git_config("user.email")})
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if frontend:
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copy(FRONTENDS[frontend], {**identity, "layout": layout, "serve": serve})
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if "caddy" in parts:
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copy("caddy", {"project_slug": slug, "routes": routes})
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if (dest / "Makefile").is_file():
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subprocess.run(["make", "env"], cwd=dest, check=True)
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def update(args: argparse.Namespace) -> None:
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answers = sorted(Path(".copier").glob("*.yml"))
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if args.parts:
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answers = [Path(".copier") / f"{p}.yml" for p in args.parts]
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if not answers:
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sys.exit("no .copier/*.yml here")
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for file in answers:
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run_update(".", answers_file=str(file), unsafe=True, overwrite=True,
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skip_answered=not args.ask, defaults=args.defaults, vcs_ref=REF)
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def main() -> None:
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parser = argparse.ArgumentParser(prog="templates")
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sub = parser.add_subparsers(dest="command", required=True)
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n = sub.add_parser("new", help="Compose a project from templates")
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n.add_argument("dest")
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n.add_argument("--name")
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n.add_argument("--slug")
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n.add_argument("--parts", help="comma-separated: backend,frontend,caddy")
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n.add_argument("--backend", choices=list(BACKENDS))
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n.add_argument("--frontend", choices=list(FRONTENDS))
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n.add_argument("--serve", choices=SERVE)
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n.add_argument("--defaults", action="store_true", help="accept template defaults without asking")
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n.set_defaults(func=new)
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u = sub.add_parser("update", help="Update every part from its template")
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u.add_argument("parts", nargs="*", help="parts to update, default all")
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u.add_argument("--ask", action="store_true", help="ask every question again")
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u.add_argument("--defaults", action="store_true")
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u.set_defaults(func=update)
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args = parser.parse_args()
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args.func(args)
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if __name__ == "__main__":
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main()
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