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path: root/jfr_playoff/gui/frames/network.py
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#coding=utf-8

import socket

import tkinter as tk
from tkinter import ttk
import tkMessageBox as tkmb

from ...db import PlayoffDB
from ..frames import RepeatableEntry, WidgetRepeater
from ..frames import ScrollableFrame, getIntVal

def network_test(connFunction, testLabel):
    try:
        connFunction()
        testLabel.configure(text='✓')
        testLabel.configure(foreground='green')
        return None
    except Exception as e:
        testLabel.configure(text='✗')
        testLabel.configure(foreground='red')
        return unicode(str(e).decode('utf-8', errors='replace'))

class MySQLConfigurationFrame(tk.Frame):
    def __init__(self, *args, **kwargs):
        tk.Frame.__init__(self, *args, **kwargs)
        self.renderContent(self)

    def getConfig(self):
        if len(self.host.get().strip()):
            return {
                'host': self.host.get().strip(),
                'port': getIntVal(self.port, default=3306),
                'user': self.user.get().strip(),
                'pass': self.pass_.get().strip()
            }
        return None

    def _testDB(self):
        def test():
            dbConfig = self.getConfig()
            if dbConfig is None:
                raise AttributeError('Database not configured')
            db = PlayoffDB(dbConfig)
        self.dbError = network_test(test, self.dbTestLabel)

    def _dbError(self, event):
        if self.dbError is not None:
            tkmb.showerror('Błąd połączenia z bazą danych', self.dbError)

    def _changeNotify(self, *args):
        self.winfo_toplevel().event_generate(
            '<<DBSettingsChanged>>', when='tail')

    def renderContent(self, container):
        (ttk.Label(container, text='Ustawienia MySQL')).grid(
            row=0, column=0, columnspan=4, sticky=tk.E+tk.W)
        (ttk.Label(container, text='Host:')).grid(
            row=1, column=0, sticky=tk.E)
        self.host = tk.StringVar()
        self.host.trace('w', self._changeNotify)
        (ttk.Entry(container, textvariable=self.host)).grid(
            row=1, column=1, sticky=tk.E+tk.W)
        (ttk.Label(container, text='Port:')).grid(
            row=1, column=2, sticky=tk.E)
        self.port = tk.StringVar()
        self.port.set(3306)
        self.port.trace('w', self._changeNotify)
        (tk.Spinbox(
            container, textvariable=self.port, width=5,
            from_=0, to=65535)).grid(row=1, column=3, sticky=tk.W)
        (ttk.Label(container, text='Użytkownik:')).grid(
            row=2, column=0, sticky=tk.E)
        self.user = tk.StringVar()
        self.user.trace('w', self._changeNotify)
        (ttk.Entry(container, textvariable=self.user)).grid(
            row=2, column=1, sticky=tk.E+tk.W)
        (ttk.Button(
            container, text='Testuj ustawienia', command=self._testDB)).grid(
                row=2, column=3)
        self.dbError = None
        self.dbTestLabel = ttk.Label(container)
        self.dbTestLabel.grid(row=2, column=4)
        self.dbTestLabel.bind('<Button-1>', self._dbError)
        (ttk.Label(container, text='Hasło:')).grid(
            row=3, column=0, sticky=tk.E)
        self.pass_ = tk.StringVar()
        self.pass_.trace('w', self._changeNotify)
        (ttk.Entry(container, textvariable=self.pass_, show='*')).grid(
            row=3, column=1, sticky=tk.E+tk.W)

class GoniecConfigurationFrame(tk.Frame):
    def __init__(self, *args, **kwargs):
        tk.Frame.__init__(self, *args, **kwargs)
        self.renderContent(self)

    def _enableWidgets(self):
        for field in [self.portField, self.hostField, self.testButton]:
            field.configure(
                state=tk.NORMAL if self.enable.get() else tk.DISABLED)

    def _test(self):
        def test():
            goniec = socket.socket()
            goniec.connect(
                (self.host.get().strip(), getIntVal(self.port, 8080)))
            goniec.close()
        self.testError = network_test(test, self.testLabel)

    def _testError(self, event):
        if self.testError is not None:
            tkmb.showerror('Błąd połączenia z Gońcem', self.testError)

    def renderContent(self, container):
        (ttk.Label(container, text='Konfiguracja Gońca:')).grid(
            row=0, column=0, columnspan=4, sticky=tk.W)
        self.enable = tk.IntVar()
        (ttk.Checkbutton(
            container, text='Włącz obsługę Gońca', variable=self.enable,
            command=self._enableWidgets)).grid(
                row=1, column=0, columnspan=2, sticky=tk.W)
        (ttk.Label(container, text='Host:')).grid(row=2, column=0)
        self.host = tk.StringVar()
        self.hostField = ttk.Entry(container, textvariable=self.host)
        self.hostField.grid(row=2, column=1)
        (ttk.Label(container, text='Port:')).grid(row=2, column=2)
        self.port = tk.StringVar()
        self.port.set(8080)
        self.portField = tk.Spinbox(
            container, textvariable=self.port, width=5)
        self.portField.grid(row=2, column=3)
        self.testButton = ttk.Button(
            container, text='Testuj ustawienia', command=self._test)
        self.testButton.grid(row=3, column=1, sticky=tk.E)
        self.testError = None
        self.testLabel = ttk.Label(container)
        self.testLabel.grid(row=3, column=2, sticky=tk.W)
        self.testLabel.bind('<Button-1>', self._testError)
        self._enableWidgets()


class RemoteConfigurationFrame(ScrollableFrame):
    def renderContent(self, container):
        (ttk.Label(container, text='Zdalne pliki konfiguracyjne:')).pack(
            side=tk.TOP, fill=tk.BOTH, expand=True)
        self.repeater = WidgetRepeater(
            container, RepeatableEntry, classParams={'width':100})
        self.repeater.pack(side=tk.TOP, fill=tk.BOTH, expand=True)

__all__ = ['MySQLConfigurationFrame', 'GoniecConfigurationFrame', 'RemoteConfigurationFrame']