107 lines
3.6 KiB
Python
107 lines
3.6 KiB
Python
"""Catalogue picker: switch between SomaFM, tilderadio and whatever comes next."""
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from __future__ import annotations
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from rich.console import Group
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from rich.text import Text
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from textual.app import ComposeResult
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from textual.screen import ModalScreen
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from textual.widgets import Static
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from ..providers import PROVIDERS, available_providers
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from .common import SPECTRUM_STOPS, gradient, truncate
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class ProviderScreen(ModalScreen[str | None]):
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"""A list of catalogues; enter selects, esc leaves everything as it was."""
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def __init__(self, current_id: str = "") -> None:
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super().__init__()
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self.slugs: tuple[str, ...] = available_providers()
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self.current_id = current_id
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self.index = self.slugs.index(current_id) if current_id in self.slugs else 0
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def compose(self) -> ComposeResult:
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yield Static(self._body(), id="providers")
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def _body(self) -> Group:
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header = Text()
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header.append("◤ ", style=f"bold {gradient(SPECTRUM_STOPS, 0.9)}")
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header.append("CATALOGUES", style=f"bold {gradient(SPECTRUM_STOPS, 0.55)}")
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header.append(" · pick a station catalogue", style="dim")
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name_width = (
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max(
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(
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len(PROVIDERS[slug].name)
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for slug in self.slugs
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if slug in PROVIDERS
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),
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default=12,
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)
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+ 2
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)
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rows: list[Text] = []
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for index, slug in enumerate(self.slugs):
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provider = PROVIDERS[slug]
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selected = index == self.index
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row = Text(no_wrap=True)
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row.append(
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"▶ " if selected else " ", style="bold magenta" if selected else ""
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)
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row.append(f"{index + 1:>2} ", style="dim")
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row.append(
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f"{truncate(provider.name, name_width - 2):<{name_width}}",
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style="bold underline" if selected else "bold",
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)
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row.append(truncate(provider.brand, 14), style="dim")
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if slug == self.current_id:
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row.append(" ●", style="bold green")
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rows.append(row)
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if selected:
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rows.append(
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Text(
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" " + truncate(provider.tagline, 54),
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style="italic dim",
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no_wrap=True,
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)
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)
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current = PROVIDERS.get(self.current_id)
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footer = Text()
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footer.append("\n")
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if current is not None:
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footer.append(
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f"now: {current.name} — {current.station_source}\n", style="dim"
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)
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footer.append(
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"↑ ↓ choose · enter switch · esc cancel",
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style="dim",
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)
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return Group(header, Text(""), *rows, footer)
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# -- interaction ----------------------------------------------------- #
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def _move(self, delta: int) -> None:
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self.index = (self.index + delta) % len(self.slugs)
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self.query_one("#providers", Static).update(self._body())
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def on_key(self, event) -> None:
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key = event.key
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if key in ("up", "k", "shift+tab"):
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self._move(-1)
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elif key in ("down", "j", "tab"):
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self._move(1)
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elif key in ("enter", "space"):
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self.dismiss(self.slugs[self.index])
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elif key == "escape" or key == "q":
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self.dismiss(None)
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elif key.isdigit() and key != "0":
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choice = int(key) - 1
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if 0 <= choice < len(self.slugs):
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self.dismiss(self.slugs[choice])
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else:
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return
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event.stop()
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