"""Composants UI stylés de la GUI V6 (G4), alignés sur la maquette.

Chaque helper reçoit une ``palette`` (cf. theme.py) et applique les couleurs
correspondantes à des widgets customtkinter. Aucune logique métier ici.
Les widgets ne sont créés qu'à l'appel (import sûr pour ``--self-test``).
"""

from __future__ import annotations

from typing import Optional

import customtkinter as ctk

CARD_RADIUS = 8


def font(size: int = 13, weight: str = "normal") -> "ctk.CTkFont":
    return ctk.CTkFont(size=size, weight=weight)


class Card(ctk.CTkFrame):
    """Carte maquette : fond `card`, bordure `card_border`, titre uppercase optionnel."""

    def __init__(self, master, palette: dict, title: Optional[str] = None, **kwargs):
        super().__init__(
            master,
            fg_color=palette["card"],
            border_color=palette["card_border"],
            border_width=1,
            corner_radius=CARD_RADIUS,
            **kwargs,
        )
        self._palette = palette
        self.body = self  # alias pour clarté
        if title:
            ctk.CTkLabel(
                self,
                text=title.upper(),
                text_color=palette["text_dim"],
                font=font(11, "bold"),
                anchor="w",
            ).pack(anchor="w", padx=16, pady=(14, 8))


def primary_button(master, palette: dict, text: str, command=None, large: bool = False):
    return ctk.CTkButton(
        master,
        text=text,
        command=command,
        fg_color=palette["primary"],
        hover_color=palette["primary_dim"],
        text_color="#ffffff",
        corner_radius=CARD_RADIUS,
        height=38 if large else 32,
        font=font(14 if large else 13, "bold"),
    )


def secondary_button(master, palette: dict, text: str, command=None):
    return ctk.CTkButton(
        master,
        text=text,
        command=command,
        fg_color=palette["btn_sec_bg"],
        hover_color=palette["card_border"],
        text_color=palette["text"],
        border_color=palette["btn_sec_border"],
        border_width=1,
        corner_radius=CARD_RADIUS,
        height=32,
        font=font(13),
    )


def success_button(master, palette: dict, text: str, command=None):
    return ctk.CTkButton(
        master,
        text=text,
        command=command,
        fg_color=palette["success"],
        hover_color=palette["success"],
        text_color="#ffffff",
        corner_radius=CARD_RADIUS,
        height=32,
        font=font(13, "bold"),
    )


def pill_button(master, palette: dict, text: str, command=None, active: bool = False):
    """Bouton pilule (sélecteur de thème / sous-onglet)."""
    return ctk.CTkButton(
        master,
        text=text,
        command=command,
        fg_color=palette["primary"] if active else "transparent",
        hover_color=palette["primary_dim"],
        text_color="#ffffff" if active else palette["text_dim"],
        border_color=palette["card_border"] if not active else palette["primary"],
        border_width=2,
        corner_radius=99,
        height=30,
        font=font(12, "bold" if active else "normal"),
    )


class StatCard(ctk.CTkFrame):
    """Carte statistique (rgrid/sc) : grande valeur + label."""

    def __init__(self, master, palette: dict, value: str, label: str, value_color: Optional[str] = None, **kwargs):
        super().__init__(
            master,
            fg_color=palette["btn_sec_bg"],
            border_color=palette["btn_sec_border"],
            border_width=1,
            corner_radius=CARD_RADIUS,
            **kwargs,
        )
        ctk.CTkLabel(
            self, text=value, text_color=value_color or palette["primary"], font=font(22, "bold")
        ).pack(pady=(10, 0))
        ctk.CTkLabel(self, text=label, text_color=palette["text_muted"], font=font(11)).pack(
            pady=(0, 10)
        )


class ToggleRow(ctk.CTkFrame):
    """Ligne de réglage (srow) : libellé + indice + interrupteur."""

    def __init__(self, master, palette: dict, label: str, hint: str = "", value: bool = True, command=None, **kwargs):
        super().__init__(master, fg_color="transparent", **kwargs)
        left = ctk.CTkFrame(self, fg_color="transparent")
        left.pack(side="left", fill="x", expand=True)
        ctk.CTkLabel(left, text=label, text_color=palette["text"], font=font(13), anchor="w").pack(anchor="w")
        if hint:
            ctk.CTkLabel(left, text=hint, text_color=palette["text_muted"], font=font(11), anchor="w").pack(anchor="w")
        self.var = ctk.BooleanVar(value=value)
        self.switch = ctk.CTkSwitch(
            self,
            text="",
            variable=self.var,
            command=command,
            progress_color=palette["primary"],
            width=44,
        )
        self.switch.pack(side="right", padx=(8, 0))

    def get(self) -> bool:
        return bool(self.var.get())