server.py

#!/usr/bin/env python3
"""Minimal uggly hello-world using helpers (no pixel math)."""

from concurrent import futures
import logging
import os
import sys

import grpc

sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", "..", "python"))
import uggly
import uggly_pb2_grpc
import helpers as ug


class PageServicer(uggly_pb2_grpc.PageServicer):
    def GetPage(self, request: uggly.PageRequest, context) -> uggly.PageResponse:
        w = request.client_width or 80
        h = request.client_height or 24
        page = ug.simple_page(
            "hello-world",
            "hello world\n\nBuilt with helpers.simple_page —\n"
            "one box, one text blob, string border chars.\n\n"
            "(a) About",
            width=w,
            height=h,
            title="Hello Uggly",
        )
        page.key_strokes.append(ug.key_link("a", "about", hint="(a) About"))
        if (request.name or "") == "about":
            page = ug.simple_page(
                "about",
                "About this sample\n\n"
                "Protocol v2 features used:\n"
                "  - border_char_str / fill_char_str\n"
                "  - helpers.simple_page\n"
                "  - Event/query-ready KeyStroke links\n",
                width=w,
                height=h,
                title="About",
            )
            page.key_strokes.append(ug.key_link("h", "hello-world", hint="(h) Home"))
        return page


class FeedServicer(uggly_pb2_grpc.FeedServicer):
    def GetFeed(self, feedRequest: uggly.FeedRequest, context) -> uggly.FeedResponse:
        fresp = uggly.FeedResponse()
        fresp.pages.append(uggly.PageListing(name="hello-world", description="Hello"))
        fresp.pages.append(uggly.PageListing(name="about", description="About"))
        return fresp


def serve():
    server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
    uggly_pb2_grpc.add_PageServicer_to_server(PageServicer(), server)
    uggly_pb2_grpc.add_FeedServicer_to_server(FeedServicer(), server)
    server.add_insecure_port("[::]:50051")
    server.start()
    logging.info("sample server on :50051")
    server.wait_for_termination()


if __name__ == "__main__":
    logging.basicConfig(level="INFO")
    serve()