mirror of
https://github.com/agentscope-ai/ReMe.git
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87 lines
3.4 KiB
Python
87 lines
3.4 KiB
Python
"""Startup banner with ASCII logo and service metadata."""
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import importlib.metadata
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from typing import TYPE_CHECKING
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from rich.console import Console, Group
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from rich.panel import Panel
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from rich.table import Table
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from rich.text import Text
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if TYPE_CHECKING:
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from ..schema import ApplicationConfig
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def get_version(package_name: str) -> str:
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"""Return installed package version, or empty string if not installed."""
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try:
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return importlib.metadata.version(package_name)
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except importlib.metadata.PackageNotFoundError:
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return ""
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def print_logo(app_config: "ApplicationConfig"):
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"""Print gradient ASCII logo and runtime config (backend, URL, versions)."""
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ascii_art = [
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r" ██████╗ ███████╗ ███╗ ███╗ ███████╗ ",
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r" ██╔══██╗ ██╔════╝ ████╗ ████║ ██╔════╝ ",
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r" ██████╔╝ █████╗ ██╔████╔██║ █████╗ ",
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r" ██╔══██╗ ██╔══╝ ██║╚██╔╝██║ ██╔══╝ ",
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r" ██║ ██║ ███████╗ ██║ ╚═╝ ██║ ███████╗ ",
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r" ╚═╝ ╚═╝ ╚══════╝ ╚═╝ ╚═╝ ╚══════╝ ",
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]
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start_color = (85, 239, 196)
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end_color = (162, 155, 254)
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logo_text = Text()
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for line in ascii_art:
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line_len = max(1, len(line) - 1)
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for i, char in enumerate(line):
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ratio = i / line_len
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rgb = tuple(int(s + (e - s) * ratio) for s, e in zip(start_color, end_color))
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logo_text.append(char, style=f"bold rgb({rgb[0]},{rgb[1]},{rgb[2]})")
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logo_text.append("\n")
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info_table = Table.grid(padding=(0, 1))
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info_table.add_column(style="bold", justify="center")
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info_table.add_column(style="bold cyan", justify="left")
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info_table.add_column(style="white", justify="left")
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# service is a ComponentConfig with extra="allow"; backend-specific fields live in model_extra.
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service = app_config.service
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backend = service.backend
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extra = service.model_extra or {}
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info_table.add_row("📦", "Backend:", backend)
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match backend:
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case "http":
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host = extra.get("host", "localhost")
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port = extra.get("port", 8000)
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info_table.add_row("🔗", "URL:", f"http://{host}:{port}")
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info_table.add_row("📚", "FastAPI:", Text(get_version("fastapi"), style="dim"))
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case "mcp":
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transport = extra.get("transport", "stdio")
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info_table.add_row("🚌", "Transport:", transport)
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if transport != "stdio":
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host = extra.get("host", "localhost")
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port = extra.get("port", 8000)
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url = f"http://{host}:{port}"
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if transport == "sse":
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url += "/sse"
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info_table.add_row("🔗", "URL:", url)
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info_table.add_row("📚", "FastMCP:", Text(get_version("fastmcp"), style="dim"))
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info_table.add_row("🚀", "ReMe:", Text(get_version("reme-ai"), style="dim"))
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panel = Panel(
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Group(logo_text, info_table),
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title=app_config.app_name,
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title_align="left",
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border_style="dim",
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padding=(1, 4),
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expand=False,
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)
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Console().print(Group("\n", panel, "\n"))
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