# Copyright 2022 (c) Anna Schumaker.
"""Customized Gtk.Entries for easier development."""
from gi.repository import Gtk
from gi.repository import GObject
from . import format


class Filter(Gtk.SearchEntry):
    """A Gtk.Entry that returns a filter query."""

    def __init__(self, what: str, **kwargs):
        """Set up the FilterEntry."""
        super().__init__(placeholder_text=f"type to filter {what}", **kwargs)

    def get_placeholder_text(self) -> str:
        """Get the entry's placeholder-text."""
        return self.get_property("placeholder-text")

    def get_query(self) -> str | None:
        """Get the query string for the entered text."""
        return format.search(self.get_text())


class ValueBase(Gtk.Entry):
    """Base class for value entries."""

    def __init__(self, input_purpose: Gtk.InputPurpose, value, **kwargs):
        """Initialize a ValueBase Entry."""
        super().__init__(input_purpose=input_purpose,
                         value=value, text=str(value), **kwargs)
        self.connect("notify::value", self.__notify_value)

    def __notify_value(self, entry: Gtk.Entry, param) -> None:
        self.set_text(str(self.value))

    def do_activate(self) -> None:
        """Handle the activate signal."""
        self.value = type(self.value)(self.get_text())


class Integer(ValueBase):
    """Entry for Integers."""

    value = GObject.Property(type=int)

    def __init__(self, value: int = 0, **kwargs):
        """Initialize an Integer Entry."""
        super().__init__(Gtk.InputPurpose.DIGITS, value, **kwargs)


class Float(ValueBase):
    """Entry for Floats."""

    value = GObject.Property(type=float)

    def __init__(self, value: float = 0.0, **kwargs):
        """Initialize a Float Entry."""
        super().__init__(Gtk.InputPurpose.NUMBER, value, **kwargs)


class String(ValueBase):
    """Entry for Strings."""

    value = GObject.Property(type=str)

    def __init__(self, value: str = "", **kwargs):
        """Initialize a String Entry."""
        super().__init__(Gtk.InputPurpose.FREE_FORM, value, **kwargs)