from qtsymbols import *
from gui.rendertext.texttype import (
    dataget,
    TextType,
    ColorControl,
    SpecialColor,
    FenciColor,
)
import gobject, windows, json, os, functools, time
import hashlib, NativeUtils
from urllib.parse import quote
from myutils.config import globalconfig, static_data, _TR
from myutils.wrapper import threader
import copy, uuid
from gui.usefulwidget import WebviewWidget
from sometypes import WordSegResult
from gui.rendertext.tooltipswidget import tooltipswidget
from gui.qevent import TransparentChangedEvent


class wordwithcolor:
    def __init__(self, word: WordSegResult, color: str):
        self.word = word
        self.color = color

    def as_dict(self):
        d = self.word.as_dict()
        d.update(color=self.color)
        return d


class somecommon(dataget):
    def __init__(self):
        self.colorset: "set[ColorControl]" = set()
        self.ts_klass: "dict[str, dict]" = {}

    def debugeval(self, js: str): ...
    def refreshcontent(self): ...
    def calllunaloadready(self):
        self.colorset.clear()
        self.ts_klass.clear()
        self.setselectable(globalconfig.get("selectable", True))
        self.showhideerror(globalconfig.get("showtranexception", True))
        self.showhideorigin(globalconfig.get("isshowrawtext", True))
        self.showhidetranslate(globalconfig.get("showfanyi", True))
        self.showhidename(globalconfig.get("showfanyisource", False))
        self.showatcenter(globalconfig.get("showatcenter", True))
        self.showtextareabackground(globalconfig.get("text_area_background", False))
        self.setTextAreaBackStyle()
        self.showhideclick()
        self.showhidert(globalconfig.get("isshowhira", True))
        self.setfontstyle()
        self.setdisplayrank(globalconfig.get("displayrank", 0))
        self.sethovercolor(globalconfig["hovercolor"])
        self.settooltipsstyle(
            globalconfig["word_hover_bg_color"],
            globalconfig["word_hover_text_color"],
            globalconfig["word_hover_border"],
            globalconfig["word_hover_border_R"],
        )
        self.verticalhorizontal(globalconfig.get("verticalhorizontal", False))
        self.setwordhoveruse(globalconfig.get("word_hover_action_usewb2", False))
        self.set_word_hover_show_word_info(globalconfig.get("word_hover_show_word_info", False))
        self.setbackgroudimageandopt()
        self.refreshcontent()

    # js api
    def setbackgroudimageandopt(self):
        use = not globalconfig.get("backtransparent", False)
        opt = globalconfig.get("transparent_pic", 0) / 100 if use else 0
        url: str = globalconfig.get(
            "backgroundpic", "https://image.lunatranslator.org/luna.jpg"
        )
        if not any((url.lower().startswith(_)) for _ in ("https://", "http://")):
            url = os.path.abspath(url).replace("\\", "/")
        self.debugeval('setbackgroudimageandopt(  "{}",{});'.format(quote(url), opt))

    def sethovercolor(self, color):
        self.debugeval('sethovercolor("{}")'.format(self._qcolor_as_rgba(color)))

    def setdisplayrank(self, rank):
        self.debugeval("setdisplayrank({})".format(int(rank)))

    def setselectable(self, b):
        self.debugeval("setselectable({})".format(int(b)))

    def showatcenter(self, show):
        self.debugeval("showatcenter({})".format(int(show)))

    def showtextareabackground(self, show):
        self.debugeval("showtextareabackground({})".format(int(show)))

    def setTextAreaBackStyle(self, **_):
        c = QColor(globalconfig.get("text_area_background_color", "#ff0000"))
        self.debugeval(
            "setTextAreaBackStyle({}, {}, {}, '{}', {})".format(
                globalconfig.get("text_area_background_r", 5),
                globalconfig.get("text_area_background_w", 5),
                globalconfig.get("text_area_background_h", 5),
                c.name(QColor.NameFormat.HexRgb),
                globalconfig.get("text_area_background_alpha", 50) / 100,
            )
        )

    def showhidert(self, show):
        self.debugeval("showhidert({})".format(int(show)))

    def showhideclick(self, _=None):
        self.debugeval(
            "showhideclick({},{})".format(
                int(self._clickhovershow), int(self._clickable)
            )
        )

    def showhidename(self, show):
        self.debugeval("showhidename({})".format(int(show)))

    def showhidetranslate(self, show):
        self.debugeval("showhidetranslate({})".format(int(show)))

    def showhideorigin(self, show):
        self.debugeval("showhideorigin({})".format(int(show)))

    def setwordhoveruse(self, v):
        self.debugeval("setwordhoveruse({})".format(int(v)))

    def verticalhorizontal(self, v):
        self.debugeval("verticalhorizontal({})".format(int(v)))

    def set_word_hover_show_word_info(self, action):
        self.debugeval('set_word_hover_show_word_info("{}")'.format(action))

    def showhideerror(self, show):
        self.debugeval("showhideerror({})".format(int(show)))

    def _qcolor_as_rgba(self, color: str):
        c = QColor(color)
        return "#{:02x}{:02x}{:02x}{:02x}".format(
            c.red(), c.green(), c.blue(), c.alpha()
        )

    def settooltipsstyle(self, c1, c2, pd, r):
        self.debugeval(
            'settooltipsstyle("{}","{}",{},{})'.format(
                self._qcolor_as_rgba(c1), self._qcolor_as_rgba(c2), pd, r
            )
        )

    # native api end
    def setfontstyle(self):
        def updateextra(args: dict, lhdict: dict):
            if lhdict:
                args.update(
                    lineHeight=lhdict.get("lineHeight", 0),
                    lineHeightNormal=lhdict.get("lineHeightNormal", True),
                    marginTop=lhdict.get("marginTop", 0),
                    marginBottom=lhdict.get("marginBottom", 0),
                )

        def loadfont(argc, lhdict=None):
            fm, fs, bold = argc
            args = dict(fontFamily=fm, fontSize=fs, bold=bold)
            updateextra(args, lhdict)
            return args

        extra = {}
        for klass, data in self.ts_klass.items():
            klassextra = {}
            if (not data.get("fontfamily_df", True)) and ("fontfamily" in data):
                klassextra["fontFamily"] = data["fontfamily"]
            if (not data.get("fontsize_df", True)) and ("fontsize" in data):
                klassextra["fontSize"] = data["fontsize"]
            if (not data.get("showbold_df", True)) and ("showbold" in data):
                klassextra["bold"] = data["showbold"]
            if not data.get("lineheight_df", True):
                updateextra(klassextra, data)
            extra[klass] = klassextra
        origin = loadfont(
            self._getfontinfo(TextType.Origin), globalconfig["lineheights"]
        )
        trans = loadfont(
            self._getfontinfo(TextType.Translate), globalconfig["lineheightstrans"]
        )
        hira = loadfont(self._getfontinfo_kana())
        args = dict(origin=origin, trans=trans, hira=hira, extra=extra)
        args = quote(json.dumps(args))
        self.debugeval('setfontstyle("{}");'.format(args))

    def create_div_line_id(self, _id, texttype: TextType, klass: str):
        args = quote(json.dumps(dict(klass=klass, texttype=texttype)))
        self.debugeval('create_div_line_id("{}","{}")'.format(_id, args))

    def scrolltoend(self):
        self.debugeval("scrollend()")

    def clear_all(self):
        self.debugeval("clear_all()")

    def create_internal_text(self, clear, style, styleargs, _id, name, text, args):
        name = quote(name)
        text = quote(text)
        args = quote(json.dumps(args))
        styleargs = quote(json.dumps(styleargs))
        self.debugeval(
            'create_internal_text({},"{}","{}","{}","{}","{}","{}");'.format(
                int(clear), style, styleargs, _id, name, text, args
            )
        )

    def create_internal_rubytext(
        self, clear, style, styleargs, _id, tag: "list[wordwithcolor]", args
    ):
        tag = quote(json.dumps(tuple(_.as_dict() for _ in tag)))
        args = quote(json.dumps(args))
        styleargs = quote(json.dumps(styleargs))
        self.debugeval(
            'create_internal_rubytext({},"{}","{}","{}","{}","{}");'.format(
                int(clear), style, styleargs, _id, tag, args
            )
        )

    def updatetext(self, texttype: TextType, text, hira, color: ColorControl):
        self.append(False, False, texttype, "", text, hira, color, None)

    def iter_append(
        self,
        clear,
        iter_context_class,
        texttype: TextType,
        name,
        text,
        color: ColorControl,
        klass,
    ):
        _id = self.createtextlineid(texttype, klass)
        self._webview_append(clear, _id, name, text, [], color)

    def createtextlineid(self, texttype: TextType, klass: str):
        self.setfontextra(klass)
        _id = "luna_{}".format(
            hashlib.md5((str(texttype) + str(klass)).encode()).hexdigest()
        )
        self.create_div_line_id(_id, texttype, klass)
        return _id

    def append(
        self,
        updateTranslate,
        clear,
        texttype: TextType,
        name,
        text,
        tag,
        color: ColorControl,
        klass,
    ):
        _id = self.createtextlineid(texttype, klass)
        if updateTranslate:
            if clear:
                self.debugeval('cleartranslate("{}")'.format(_id))
            return
        self._webview_append(clear, _id, name, text, tag, color)

    def _getstylevalid(self):
        currenttype = globalconfig["rendertext_using_internal"]["webview"]
        if currenttype not in static_data["textrender"]["webview"]:
            currenttype = static_data["textrender"]["webview"][0]
            globalconfig["rendertext_using_internal"]["webview"] = static_data[
                "textrender"
            ]["webview"][0]
        return currenttype

    def _webview_append(
        self,
        clear,
        _id,
        name,
        text: str,
        tag: "list[WordSegResult]",
        color: ColorControl,
    ):
        self._setcolors(color)
        style = self._getstylevalid()
        styleargs = globalconfig["rendertext"]["webview"][style].get("args", {})
        if len(tag):
            tagx: "list[wordwithcolor]" = []
            for word in tag:
                color1 = FenciColor(word)
                wordx = wordwithcolor(word, color1.asklass())
                tagx.append(wordx)
                self._setcolors(color1)
            self._setcolors(SpecialColor.KanaColor)
            args = dict(
                color=color.asklass(),
                kanacolor=SpecialColor.KanaColor.asklass(),
            )
            self.create_internal_rubytext(clear, style, styleargs, _id, tagx, args)
        else:
            sig = "LUNASHOWHTML"
            userawhtml = text.startswith(sig)
            if userawhtml:
                text = text[len(sig) :]
            args = dict(color=color.asklass(), userawhtml=userawhtml)
            self.create_internal_text(clear, style, styleargs, _id, name, text, args)

    def clear(self):

        self.clear_all()

    def _setcolors(self, color: ColorControl = None):
        if color in self.colorset:
            return
        self.colorset.add(color)
        self.setcolorstyle()

    def setcolorstyle(self, _=None):
        mp = {}
        for color in self.colorset:
            mp[color.asklass()] = color.get()
        style = self._getstylevalid()
        styleargs = globalconfig["rendertext"]["webview"][style].get("args", {})
        infos = dict(color=mp, style=style, styleargs=styleargs)
        self.debugeval("setcolorstyle('{}')".format(quote(json.dumps(infos))))

    def setfontextra(self, klass: str):
        if not klass:
            return
        setting: dict = globalconfig["fanyi"].get(klass)
        if not setting:
            return
        curr = copy.deepcopy(setting.get("privatefont", {}))
        if curr == self.ts_klass.get(klass, None):
            return
        self.ts_klass[klass] = curr
        self.setfontstyle()

    def resetstyle(self):
        self.refreshcontent()
        self.setcolorstyle()


class TextBrowser(WebviewWidget, somecommon):
    contentsChanged = pyqtSignal(QSize)
    _switchcursor = pyqtSignal(Qt.CursorShape)
    _isDragging = pyqtSignal(bool)
    __tooltipshelper = pyqtSignal(object)

    def event(self, a0: QEvent) -> bool:
        if isinstance(a0, TransparentChangedEvent):
            self.__starttrans0checker(a0.transparent_value())
        return super().event(a0)

    def __starttrans0checker(self, transparent_value):
        if transparent_value == 0:
            self.trans0checker.start(50)
        else:
            self.trans0checker.stop()

    def __checkmousestate(self):
        if not self.geometry().contains(self.mapFromGlobal(QCursor.pos())):
            return
        self.eval("report_clickword_positions()", self.__callback)

    def getundermouseword(self, result):

        z = self.get_zoom()
        for ww in json.loads(result):
            __ = ww["x"], ww["y"], ww["w"], ww["h"]
            x, y, w, h = (_ * z for _ in __)
            pos = self.mapToGlobal(QPointF(x, y).toPoint())
            rect = QRectF()
            rect.setTopLeft(pos)
            rect.setWidth(w)
            rect.setHeight(h)
            if not rect.contains(QCursor.pos()):
                continue
            return ww["word"]

    @threader
    def __callback(self, result):
        word = self.getundermouseword(result)
        if not word:
            self.__tooltipshelper.emit(tooltipswidget.hidetooltipwindow)
            return
        self.__tooltipshelper.emit(
            functools.partial(
                tooltipswidget.tracetooltipwindow,
                WordSegResult.from_dict(word),
                QCursor.pos(),
            )
        )
        lb = windows.GetKeyState(windows.VK_LBUTTON) < 0
        rb1 = windows.GetKeyState(windows.VK_RBUTTON) < 0
        if not lb and not rb1:
            return
        uid = uuid.uuid4()
        self.trans0checkercheck = uid
        time.sleep(0.05)
        if uid != self.trans0checkercheck:
            return
        lb = windows.GetKeyState(windows.VK_LBUTTON) < 0
        rb = windows.GetKeyState(windows.VK_RBUTTON) < 0
        if lb or rb:
            return
        gobject.base.clickwordcallback(word, rb1)

    @threader
    def menusearchword(self, w: str):
        sentence = gobject.base.currenttext
        if w not in sentence:
            sentence = None
        gobject.base.searchwordW.search_word.emit(
            w.replace("\n", "").strip(), sentence, False
        )

    def __init__(self, parent) -> None:
        super().__init__(
            parent, transp=True, loadext=globalconfig.get("webviewLoadExt", True)
        )
        # webview2当会执行alert之类的弹窗js时，若qt窗口不可视，会卡住
        self.setMouseTracking(globalconfig.get("dragable", True))
        nexti = self.add_menu(0, lambda: _TR("查词"), self.menusearchword)
        nexti = self.add_menu(
            nexti,
            lambda: _TR("翻译"),
            lambda w: gobject.base.textgetmethod(w.strip()),
        )
        nexti = self.add_menu(
            nexti,
            lambda: _TR("朗读"),
            lambda w: gobject.base.read_text(w.strip()),
        )
        i = self.add_menu_noselect(0, lambda: _TR("清空"), self.___cleartext)

        def __cb():
            globalconfig["dragable"] = not globalconfig.get("dragable", True)
            self.setMouseTracking(globalconfig.get("dragable", True))

        i = self.add_menu_noselect(
            i,
            lambda: _TR("可拖动的"),
            __cb,
            getchecked=lambda: globalconfig.get("dragable", True),
        )

        def __cb2():
            globalconfig["hidetools"] = not globalconfig["hidetools"]
            gobject.base.translation_ui.enterfunction()

        i = self.add_menu_noselect(
            i,
            lambda: _TR("隐藏工具栏"),
            __cb2,
            getchecked=lambda: globalconfig["hidetools"],
        )
        i = self.add_menu_noselect(
            i,
            lambda: _TR("鼠标滚动查看历史文本"),
            lambda: globalconfig.__setitem__(
                "enable_wheel_history",
                not globalconfig.get("enable_wheel_history", True),
            ),
            getchecked=lambda: globalconfig.get("enable_wheel_history", True),
        )
        self.bind("callwheelEvent", gobject.base.wheelhistory.emit)
        self.bind("calllunaclickedword", gobject.base.clickwordcallback)
        self.bind("calllunaMouseMove", self.calllunaMouseMove)
        self.bind("calllunaMousePress", self.calllunaMousePress)
        self.bind("calllunaMouseRelease", self.calllunaMouseRelease)
        self.bind("calllunaSizeChanged", self.calllunaSizeChanged)
        self.bind("calllunaEnter", self.calllunaEnter)
        self.bind("calllunaLeave", self.calllunaLeave)
        self.bind("calllunaloadready", self.calllunaloadready)
        self.bind("calllunaMouseHoverWord", self.calllunaMouseHoverWord)
        self.set_zoom(globalconfig.get("ZoomFactor2", 1))
        self.on_ZoomFactorChanged.connect(
            functools.partial(globalconfig.__setitem__, "ZoomFactor2")
        )
        self.isfirst = True
        self.window().cursorSet.connect(self._switchcursor)
        self._switchcursor.connect(self.switchcursor)
        self.window().isDragging.connect(self._isDragging)
        self._isDragging.connect(
            lambda b: self.setselectable(
                False if b else globalconfig.get("selectable", True)
            )
        )
        self.loadex()
        self.__tooltipshelper.connect(lambda f: f())
        self.trans0checkercheck = None
        self.trans0checker = QTimer(self)
        self.trans0checker.timeout.connect(self.__checkmousestate)

    def ___cleartext(self):
        self.parent().clear(False)
        gobject.base.currenttext = ""

    def refreshcontent(self):
        gobject.base.translation_ui.translate_text.refreshcontent()

    def refreshcontent_before(self):
        self.debugeval("refreshcontent_before()")

    def refreshcontent_after(self):
        self.debugeval("refreshcontent_after()")

    def switchcursor(self, cursor):
        cursor_map = {
            Qt.CursorShape.ArrowCursor: "default",
            Qt.CursorShape.UpArrowCursor: "n-resize",
            Qt.CursorShape.CrossCursor: "crosshair",
            Qt.CursorShape.WaitCursor: "wait",
            Qt.CursorShape.IBeamCursor: "text",
            Qt.CursorShape.SizeVerCursor: "ns-resize",
            Qt.CursorShape.SizeHorCursor: "ew-resize",
            Qt.CursorShape.SizeBDiagCursor: "nesw-resize",
            Qt.CursorShape.SizeFDiagCursor: "nwse-resize",
            Qt.CursorShape.SizeAllCursor: "move",
            Qt.CursorShape.BlankCursor: "none",
            Qt.CursorShape.SplitVCursor: "row-resize",
            Qt.CursorShape.SplitHCursor: "col-resize",
            Qt.CursorShape.PointingHandCursor: "pointer",
            Qt.CursorShape.ForbiddenCursor: "not-allowed",
            Qt.CursorShape.WhatsThisCursor: "help",
            Qt.CursorShape.BusyCursor: "progress",
            Qt.CursorShape.OpenHandCursor: "grab",
            Qt.CursorShape.ClosedHandCursor: "grabbing",
        }
        self.eval('switchcursor("{}")'.format(cursor_map.get(cursor, "default")))

    def loadex(self, extra=None):
        self.navigate(self.loadex_(extra=extra))

    @staticmethod
    def loadex_(extra=None):
        if not extra:
            extra = TextBrowser.loadextra()
        basepath = r"LunaTranslator\htmlcode\uiwebview\mainui.html"
        if not extra:
            return os.path.abspath(basepath)
        with open(basepath, "r", encoding="utf8") as ff:
            html = ff.read() + extra
        path = gobject.gettempdir("mainui.html")
        with open(path, "w", encoding="utf8") as ff:
            ff.write(html)
        return os.path.abspath(path)

    @staticmethod
    def loadextra():
        if not globalconfig["useextrahtml"]:
            return
        for _ in [
            gobject.getconfig("extrahtml.html"),
            r"LunaTranslator\htmlcode\uiwebview\extrahtml\mainui.html",
        ]:
            if not os.path.exists(_):
                continue
            with open(_, "r", encoding="utf8") as ff:
                return ff.read()

    def debugeval(self, js):
        # print(js)
        self.eval(js)

    def calllunaSizeChanged(self, h, w):
        r = self.get_zoom()
        sz = QSizeF(w, h) * r
        if gobject.runtime_for_xp:
            sz *= NativeUtils.GetDevicePixelRatioF(int(self.winId()))
        self.contentsChanged.emit(sz.toSize())

    def parsemousebutton(self, i):
        btn_map = {
            0: Qt.MouseButton.LeftButton,
            1: Qt.MouseButton.MiddleButton,
            2: Qt.MouseButton.RightButton,
            3: Qt.MouseButton.BackButton,
            4: Qt.MouseButton.ForwardButton,
        }
        return btn_map.get(i, Qt.MouseButton.NoButton)

    def parsexyaspos(self, x, y):
        zoom = self.get_zoom()
        x = zoom * x
        y = zoom * y
        return QPointF(x, y)

    def calllunaMousePress(self, btn, x, y):
        pos = self.parsexyaspos(x, y)
        btn = self.parsemousebutton(btn)
        event = QMouseEvent(
            QEvent.Type.MouseButtonPress,
            pos,
            btn,
            btn,
            Qt.KeyboardModifier.NoModifier,
        )
        QApplication.sendEvent(self, event)

    def calllunaEnter(self):
        QApplication.sendEvent(self.window(), QEvent(QEvent.Type.Enter))

    def calllunaLeave(self):
        QApplication.sendEvent(self.window(), QEvent(QEvent.Type.Leave))

    def calllunaMouseRelease(self, btn, x, y):
        pos = self.parsexyaspos(x, y)
        btn = self.parsemousebutton(btn)
        event = QMouseEvent(
            QEvent.Type.MouseButtonRelease,
            pos,
            btn,
            btn,
            Qt.KeyboardModifier.NoModifier,
        )
        QApplication.sendEvent(self, event)

    def calllunaMouseHoverWord(self, event, x, y, word: str):
        if event in ("mouseenter", "mousemove"):
            tooltipswidget.tracetooltipwindow(
                WordSegResult.from_dict((word)),
                self.mapToGlobal(self.parsexyaspos(x, y).toPoint()),
            )
        elif event == "mouseleave":
            tooltipswidget.hidetooltipwindow()

    def calllunaMouseMove(self, x, y):
        if globalconfig.get("selectable", True) and globalconfig.get(
            "selectableEx", False
        ):
            return
        pos = self.parsexyaspos(x, y)
        event = QMouseEvent(
            QEvent.Type.MouseMove,
            pos,
            Qt.MouseButton.NoButton,
            Qt.MouseButton.NoButton,
            Qt.KeyboardModifier.NoModifier,
        )
        QApplication.sendEvent(self, event)

    def GetSelectedText(self):
        ret = []
        self.eval("getCleanSelectionText()", ret.append)
        if ret:
            return json.loads(ret[0])
