import tkinter
from newtkinter import askopenfilename
from tkinter.messagebox import showwarning, askokcancel
from tkinter.scrolledtext import ScrolledText
import webbrowser

from system.controller import Systemctl, NamingError, ConflictError
from system import QueueController

queue_controller = QueueController()
SCREEN = tkinter.Tk()
systemctl = Systemctl()
SCREEN.title("插件管理")
SCREEN.resizable(width=False, height=False)
SCREEN.geometry(f"+10+10")
bg_color = "#FFFAFA"  # 主颜色
SCREEN["bg"] = bg_color
botton_color = "#FFFAFA"  # 按钮颜色
word_color = "#000000"  # 文字颜色
FONT = ("黑体", 11)  # 设置字体
gui_width = 13  # 标准宽度
gui_height = 2
row = 0
column = 0


def code_window(name):
    global bg_color
    cli_screen = tkinter.Toplevel(bg=bg_color)
    cli_screen.title(f"插件查看器:{name}")
    cli_screen.geometry("+10+10")  # 设置所在位置
    cli_screen.resizable(width=False, height=False)

    class ScrolledCli(ScrolledText):
        def __init__(self, *args, **kwargs):
            super(ScrolledCli, self).__init__(*args, **kwargs)

        def insert(self, index, chars, *args):
            text.config(state=tkinter.NORMAL)
            super(ScrolledCli, self).insert(index, chars, *args)
            text.config(state=tkinter.DISABLED)

        def clear(self):
            text.config(state=tkinter.NORMAL)
            self.delete("0.0", tkinter.END)
            text.config(state=tkinter.DISABLED)

    text = ScrolledCli(cli_screen, font=("黑体", 11), height=30, width=100)
    text.grid(column=0, row=0, columnspan=5, sticky=tkinter.E + tkinter.W)
    text.config(state=tkinter.DISABLED)
    cli_screen.update()
    return text, cli_screen


def get_dir():
    plugin_dir_box.delete(0, tkinter.END)
    plugin_dir_box.insert(0, *systemctl.get_dir())


def get_all_plugin():
    plugin_box.delete(0, tkinter.END)
    plugin_box.insert(0, *systemctl.get_all_plugin())


def get_plugin():
    try:
        index = plugin_dir_box.curselection()[0]
    except IndexError:
        return False
    plugin_box.delete(0, tkinter.END)
    plugin_box.insert(0, *systemctl.get_plugin(index))


def add_plugin():
    index = plugin_dir_box.curselection()[0]
    plugin_dir = askopenfilename(title="选择插件文件", filetypes=[("Python", ".py")])
    try:
        plugin_list = systemctl.add_plugin(index, plugin_dir)
    except NamingError:
        showwarning("文件错误", "插件命名错误，命名规则:\ntemplate_[类\\方法名].py")
    except ConflictError:
        if askokcancel("提示", f"已经存在插件，是否需要尝试合并插件?\n[合并失败将产生不可逆的后果]"):
            systemctl.merge_plugin(index, plugin_dir)
    except BaseException as e:
        showwarning("文件错误", f"插件导入遇到了未知错误:\n{e}")
    else:
        plugin_box.delete(0, tkinter.END)
        plugin_box.insert(0, *plugin_list)


def del_plugin():
    index = plugin_box.curselection()[0]
    try:
        plugin_list = systemctl.del_plugin(index)
        plugin_box.delete(0, tkinter.END)
        plugin_box.insert(0, *plugin_list)
    finally:
        pass


def show_plugin():
    index = plugin_box.curselection()[0]
    try:
        code, name = systemctl.show_plugin(index)
        code_window(name)[0].insert(tkinter.END, code)
    finally:
        pass


def show_log():
    try:
        log = systemctl.show_log()
        code_window('日志信息')[0].insert(tkinter.END, log)
    finally:
        pass


def system_main(in_queue, out_queue):
    global SCREEN
    queue_controller.set_queue(in_queue, out_queue)
    queue_controller()
    SCREEN.mainloop()
    queue_controller.stop_process()


(
    tkinter.Label(
        SCREEN,
        text="【插件管理】",
        bg=bg_color,
        fg=word_color,
        font=FONT,
        width=gui_width * 3,
        height=gui_height,
    ).grid(column=column, row=row, columnspan=3)
)
row += 1
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=get_dir,
        text="查看插件列表",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column, row=row, sticky=tkinter.E + tkinter.W)
)
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=get_all_plugin,
        text="查看所有插件",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column + 1, row=row, sticky=tkinter.E + tkinter.W)
)
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=get_plugin,
        text="查看仓库插件",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column + 2, row=row, sticky=tkinter.E + tkinter.W)
)
row += 1
plugin_box = tkinter.Listbox(SCREEN, width=gui_width * 3, height=gui_height * 5)
plugin_box.grid(
    column=column,
    row=row,
    columnspan=3,
    rowspan=5,
    sticky=tkinter.E + tkinter.W + tkinter.S + tkinter.N,
)
row += 5
(
    tkinter.Label(
        SCREEN,
        text="【插件仓库】",
        bg=bg_color,
        fg=word_color,
        font=FONT,
        width=gui_width * 3,
        height=gui_height,
    ).grid(column=column, row=row, columnspan=3)
)
row += 1
plugin_dir_box = tkinter.Listbox(SCREEN, width=gui_width * 3, height=gui_height * 5)
plugin_dir_box.grid(
    column=column,
    row=row,
    columnspan=3,
    rowspan=5,
    sticky=tkinter.E + tkinter.W + tkinter.S + tkinter.N,
)
row += 5
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=add_plugin,
        text="新增插件",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column, row=row, sticky=tkinter.E + tkinter.W)
)
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=del_plugin,
        text="删除插件",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column + 1, row=row, sticky=tkinter.E + tkinter.W)
)
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=show_plugin,
        text="查看插件",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column + 2, row=row, sticky=tkinter.E + tkinter.W)
)
(
    tkinter.Label(
        SCREEN,
        text="【日志管理】",
        bg=bg_color,
        fg=word_color,
        font=FONT,
        width=gui_width * 3,
        height=gui_height,
    ).grid(column=column, row=row, columnspan=3)
)
row += 1
(
    tkinter.Button(
        SCREEN,
        bg=botton_color,
        fg=word_color,
        command=lambda: webbrowser.open(r'E:\SongZihuan\PyProject\CoTan\Log\log_system.log'),
        text="查看日记",
        font=FONT,
        width=gui_width,
        height=gui_height,
    ).grid(column=column, columnspan=3, row=row, sticky=tkinter.E + tkinter.W)
)