#!/usr/bin/env python3
import wx

#from cam_server_client import PipelineClient
from fake import PipelineClient

from tools import EXPANDING, STRETCH, make_filled_vbox, make_filled_hbox
from mathentry import MathEntry
from listentry import ListEntry



pc = PipelineClient("http://sf-daqsync-01:8889")
si = pc.get_server_info()
ai = si["active_instances"]
pls = (i for i in ai if "psen_db" in i)
pls = sorted(pls)



class MainFrame(wx.Frame):

    def __init__(self, parent=None, title="test"):
        super().__init__(parent, title=title)

        panel_main = MainPanel(self)

        self.sizer = sizer = make_filled_vbox([panel_main])
        self.SetSizerAndFit(sizer)



class MainPanel(wx.Panel):

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

        self.cb_pls = cb_pls = wx.ComboBox(self, choices=pls)
        self.entries = entries = SettingsList(self)
        self.btn_print = btn_print = wx.Button(self, label="Print")

        cb_pls.Bind(wx.EVT_COMBOBOX, self.on_select)
        btn_print.Bind(wx.EVT_BUTTON, self.on_print)

        widgets = [cb_pls, entries, btn_print]
        sizer = make_filled_vbox(widgets)
        self.SetSizer(sizer)


    def on_select(self, event):
        instance = self.cb_pls.GetValue()
        cfg = pc.get_instance_config(instance)
        self.entries.update(cfg)
        self._adjust_size()


    def _adjust_size(self):
        parent = self.GetParent()
        parent.sizer.Layout()
        parent.Fit()


    def on_print(self, event):
        data = self.entries.get()
        print(data)



class SettingsList(wx.GridSizer):

    def __init__(self, parent, hgap=5, vgap=5):
        super().__init__(cols=2, hgap=hgap, vgap=vgap)
        self.parent = parent
        self.children = []

    def update(self, cfg):
        self.clear()
        for k, v in sorted(cfg.items()):
            self.add(k, v)

    def clear(self):
        self.Clear(True)

    def add(self, *args):
        new = Setting(self.parent, *args)
        self.children.append(new)
        self.Add(new.state)
        self.Add(new.text, 0, wx.EXPAND|wx.ALL)

    def get(self):
        res = {}
        for i in self.children:
            name = i.get_name()
            print(name)
            if i.get_state():
                value = i.get_value()
            else:
                value = None
            res[name] = value
        return res



class Setting:

    def __init__(self, parent, label, value):
        self.state = state = wx.CheckBox(parent, label=label)

        if isinstance(value, list):
            self.text = text = ListEntry(parent, style=wx.TE_RIGHT)
        else:
            self.text = text = MathEntry(parent, style=wx.TE_RIGHT)

        state.Bind(wx.EVT_CHECKBOX, self.on_state_change)

        if value is None:
            state.SetValue(False)
            text.Disable()
        else:
            state.SetValue(True)
            text.SetValue(value)


    def get_name(self):
        return self.state.GetLabel()

    def get_state(self):
        return self.state.GetValue()

    def get_value(self):
        return self.text.GetValue()


    def on_state_change(self, event):
        if self.get_state():
            self.text.Enable()
        else:
            self.text.Disable()





app = wx.App()
frame = MainFrame()
frame.Show()
app.MainLoop()