"""Clock: Uhrzeit + Datum. Responsive fuer alle Slot-Groessen."""
import os, sys
from datetime import datetime
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from plugins.base import Widget
from palette import FG, INFO, ACCENT, measure, fit_font, centered_text, is_small, is_wide


class Widget(Widget):
    name = "clock"
    label = "Uhrzeit / Datum"
    description = "Aktuelle Uhrzeit und Datum. Responsives Layout fuer 1x1 bis 4x4."
    category = "info"

    config_schema = [
        {"key": "format_24h", "label": "24-Stunden-Format", "type": "bool", "default": True},
        {"key": "show_seconds", "label": "Sekunden anzeigen", "type": "bool", "default": False},
        {"key": "show_date", "label": "Datum anzeigen", "type": "bool", "default": True},
        {"key": "show_weekday", "label": "Wochentag anzeigen", "type": "bool", "default": True},
        {"key": "accent_color", "label": "Akzentfarbe", "type": "select",
         "choices": ["fg", "info", "accent", "ok", "warn", "alert"], "default": "fg"},
    ]
    default_config = {"format_24h": True, "show_seconds": False,
                      "show_date": True, "show_weekday": True, "accent_color": "fg"}

    def fetch(self):
        return {}

    def render(self, draw, fonts, x, y, w, h):
        from palette import fill_for, measure
        now = datetime.now()
        pad = 8
        accent = fill_for(self.cfg("accent_color", "fg"))

        time_str = now.strftime("%H:%M:%S" if self.cfg("show_seconds") else "%H:%M")
        date_str = now.strftime("%d %b %Y")
        day_str = now.strftime("%A").upper()

        if is_small(w, h):
            # mini: nur Uhr, zentriert
            font = fit_font(draw, time_str, fonts, w - 2 * pad, h - 2 * pad)
            centered_text(draw, time_str, x, y, w, h, font, FG)
            return

        if is_wide(w, h):
            # Wide strip: Uhrzeit links gross, Datum rechts klein
            font_time = fit_font(draw, time_str, fonts, w // 2 - 2 * pad, h - 2 * pad)
            centered_text(draw, time_str, x, y, w // 2, h, font_time, FG)
            if self.cfg("show_date"):
                font_date = fit_font(draw, date_str, fonts, w // 2 - 2 * pad, h // 2)
                centered_text(draw, date_str, x + w // 2, y, w // 2, h // 2, font_date, accent)
            if self.cfg("show_weekday"):
                font_day = fit_font(draw, day_str, fonts, w // 2 - 2 * pad, h // 2)
                centered_text(draw, day_str, x + w // 2, y + h // 2, w // 2, h // 2, font_day, INFO)
            return

        # Standard: Header (Datum), Big Time, Day unten
        # Big Time zentriert
        font_time = fit_font(draw, time_str, fonts, w - 2 * pad, int(h * 0.55))
        centered_text(draw, time_str, x, y + pad, w, int(h * 0.55), font_time, FG)

        # Datum darunter
        if self.cfg("show_date"):
            font_date = fit_font(draw, date_str, fonts, w - 2 * pad, h // 5)
            centered_text(draw, date_str, x, y + int(h * 0.55), w, h // 5, font_date, accent)

        # Wochentag
        if self.cfg("show_weekday"):
            font_day = fit_font(draw, day_str, fonts, w - 2 * pad, h // 6)
            centered_text(draw, day_str, x, y + int(h * 0.78), w, h // 6, font_day, INFO)