#!/usr/bin/env python3

from typing import Any

from .easymain import log, BaseObject
from .easydoc import LODocument
from .easydrawpage import LODrawPage
from .easystyles import LOStyleFamilies


class LOWriterTextPortion(BaseObject):

    def __init__(self, obj):
        super().__init__(obj)

    def __str__(self):
        return 'Writer: TextPortion'

    @property
    def string(self):
        return self.obj.String


class LOWriterParagraph(BaseObject):
    TEXT_PORTION = 'SwXTextPortion'

    def __init__(self, obj):
        super().__init__(obj)

    def __str__(self):
        return 'Writer: Paragraph'

    def __iter__(self):
        self._iter = iter(self.obj)
        return self

    def __next__(self):
        obj = next(self._iter)
        type_obj = obj.ImplementationName
        if type_obj == self.TEXT_PORTION:
            obj = LOWriterTextPortion(obj)
        return obj

    @property
    def string(self):
        return self.obj.String

    @property
    def cursor(self):
        return self.obj.Text.createTextCursorByRange(self.obj)


class LOWriterTextRange(BaseObject):
    PARAGRAPH = 'SwXParagraph'

    def __init__(self, obj):
        super().__init__(obj)

    def __str__(self):
        return 'Writer: TextRange'

    def __getitem__(self, index):
        for i, v in enumerate(self):
            if index == i:
                return v
        if index > i:
            raise IndexError

    def __iter__(self):
        self._enum = self.obj.createEnumeration()
        return self

    def __next__(self):
        if self._enum.hasMoreElements():
            obj = self._enum.nextElement()
            type_obj = obj.ImplementationName
            if type_obj == self.PARAGRAPH:
                obj = LOWriterParagraph(obj)
        else:
            raise StopIteration
        return obj

    @property
    def string(self):
        return self.obj.String

    @property
    def cursor(self):
        return self.obj.Text.createTextCursorByRange(self.obj)


class LOWriterTextRanges(BaseObject):

    def __init__(self, obj):
        super().__init__(obj)
        # ~ self._doc = doc
        # ~ self._paragraphs = [LOWriterTextRange(p, doc) for p in obj]

    def __str__(self):
        return 'Writer: TextRanges'

    def __len__(self):
        return self.obj.Count

    def __getitem__(self, index):
        return LOWriterTextRange(self.obj[index])

    def __iter__(self):
        self._index = 0
        return self

    def __next__(self):
        try:
            obj = LOWriterTextRange(self.obj[self._index])
        except IndexError:
            raise StopIteration

        self._index += 1
        return obj


class LOWriter(LODocument):
    TEXT_RANGES = 'SwXTextRanges'
    _type = 'writer'

    def __init__(self, obj):
        super().__init__(obj)
        self._view_settings = self._cc.ViewSettings

    @property
    def zoom(self):
        return self._view_settings.ZoomValue
    @zoom.setter
    def zoom(self, value):
        self._view_settings.ZoomValue = value

    @property
    def selection(self):
        """Get current seleccion"""
        sel = None
        selection = self.obj.CurrentSelection
        type_obj = selection.ImplementationName

        if type_obj == self.TEXT_RANGES:
            sel = LOWriterTextRanges(selection)
            if len(sel) == 1:
                sel = sel[0]
        else:
            log.debug(type_obj)
            log.debug(selection)
            sel = selection

        return sel

    @property
    def string(self):
        return self._obj.Text.String

    @property
    def styles(self):
        ci = self.obj.createInstance
        return LOStyleFamilies(self.obj.StyleFamilies, ci)

    @property
    def draw_page(self):
        """Get draw page"""
        return LODrawPage(self.obj.DrawPage)
    @property
    def dp(self):
        return self.draw_page
    @property
    def shapes(self):
        return self.draw_page

    @property
    def cursor(self):
        return self.obj.Text.createTextCursor()

    @property
    def view_cursor(self):
        return self._cc.ViewCursor

    def select(self, rango: Any):
        """"""
        obj = rango
        if hasattr(rango, 'obj'):
            obj = rango.obj
        self._cc.select(obj)
        return