#!/usr/bin/python
''' handle gui commands '''
import ri_tk as display
import ri_widget
import ri_data
import ri_dep

import re
import copy
import sys

def serial_no_init():
    display.var_dict['serial_no.number'].set(value=ri_data.SerialNumber.value)

def serial_no_quit():
    ri_data.SerialNumber.value = display.var_dict['serial_no.number'].get()

def mount_list_init():
    ''' initialize mount list '''
    l = []
    for m in ri_data.MountPoint.list:
        # get size from Partition info
        sz = ri_data.Partition.get_size(m.device)
        if not sz:
            sz = ri_data.Raid.get_size(m.device)
        print m.device, m.directory, m.filesystem, m.format, sz
        s = m.device.ljust(10) + m.directory.ljust(10) + m.filesystem.ljust(10) + m.format.ljust(4) + sz.ljust(6)
        l.append(s)
    display.var_dict['mount.list'].set(value=tuple([str(i) for i in l]))

def mount_list_modify(*args):
    ''' modify an item in mount list '''
    tw = ri_widget.TopWindow.dict['mount_list_modify']
    tw.show()

def mp_top_init():
    ''' mount dir top window initialize '''
    ml_win = ri_widget.Widget.dict['mount.list'].tk_widget
    idxs = ml_win.curselection()
    if len(idxs) == 1:
        idx = int(idxs[0])
        mp = ri_data.MountPoint.list[idx]
        dev = mp.device
        dir = mp.directory
        fs  = mp.filesystem
        fm  = mp.format
        sz  = mp.size
        display.var_dict['mp_top_dev'].set(value=dev)
        display.var_dict['mp_top_size'].set(value=sz)
        display.var_dict['mp_top_dir'].set(value=dir)
        if fm == 'yes':
            ri_widget.Widget.dict['mp_top_format'].tk_widget.select()
        else:
            ri_widget.Widget.dict['mp_top_not_format'].tk_widget.select()

        fs_values = eval(display.var_dict['mp_top_fs'].get())
        for i in range(len(fs_values)):
            if fs == fs_values[i]:
                ri_widget.Widget.dict['mp_top_fs'].tk_widget.selection_set(i)

def mp_top_ok():
    ''' mount dir top window OK '''
    l = []
    for itm in eval(display.var_dict['mount.list'].get()):
        dev = itm.split()[0]
        dev2 = display.var_dict['mp_top_dev'].get()
        if dev == dev2:
            sz  = display.var_dict['mp_top_size'].get()
            dir = display.var_dict['mp_top_dir'].get()
            fm  = display.var_dict['mp_top_format'].get()
            idxs2 = ri_widget.Widget.dict['mp_top_fs'].tk_widget.curselection()
            if len(idxs2):
                idx2  = int(idxs2[0])
                fs    = eval(display.var_dict['mp_top_fs'].get())[idx2]
            else:
                fs = ''
    
            s2 = dev.ljust(10) + dir.ljust(10) + fs.ljust(10) + fm.ljust(4) + sz.ljust(6)
            l.append(s2)
            # make change in internal data structure
            ri_data.MountPoint.change(dev2, dir, fs, fm)
        else:
            l.append(itm)

    display.var_dict['mount.list'].set(value=tuple(l))
    ri_widget.TopWindow.dict['mount_list_modify'].hide()

def mp_top_cancel():
    ''' mount dir top window cancel '''
    ri_widget.TopWindow.dict['mount_list_modify'].hide()
    pass

def network_init():
    ''' network initialize '''
    display.var_dict['network_host_name'].    set(value=ri_data.Network.hostname)
    ri_widget.Widget.dict['network_config_%s' %(ri_data.Network.configuration and ri_data.Network.configuration or 'static')].tk_widget.invoke()
    display.var_dict['network_domain_name'].  set(value=ri_data.Network.domain)
    display.var_dict['network_ip'].           set(value=ri_data.Network.ip)
    display.var_dict['network_subnet_mask'].  set(value=ri_data.Network.mask)
    display.var_dict['network_gateway'].      set(value=ri_data.Network.gateway)
    display.var_dict['network_primary_dns'].  set(value=ri_data.Network.primary_dns)
    display.var_dict['network_secondary_dns'].set(value=ri_data.Network.secondary_dns)

def network_quit():
    ''' network quit '''
    ri_data.Network.hostname       = display.var_dict['network_host_name'].get()
    ri_data.Network.configuration  = display.var_dict['network_config_method'].get()
    ri_data.Network.domain         = display.var_dict['network_domain_name'].get()
    ri_data.Network.ip             = display.var_dict['network_ip'].get()
    ri_data.Network.mask           = display.var_dict['network_subnet_mask'].get()
    ri_data.Network.gateway        = display.var_dict['network_gateway'].get()
    ri_data.Network.primary_dns    = display.var_dict['network_primary_dns'].get()
    ri_data.Network.secondary_dns  = display.var_dict['network_secondary_dns'].get()

def ncm_dynamic():
    ''' when radio button ncm dynamic is checked, several data entry will be set 'disable' '''
    
    for n in ('network_domain_name','network_ip','network_subnet_mask','network_gateway','network_primary_dns','network_secondary_dns'):
        ri_widget.Widget.dict[n].tk_widget.configure(state='disable')

def ncm_static():
    ''' when radio button ncm static is checked, several data entry will be set 'normal' '''
    for n in ('network_domain_name','network_ip','network_subnet_mask','network_gateway','network_primary_dns','network_secondary_dns'):
        ri_widget.Widget.dict[n].tk_widget.configure(state='normal')

class GroupButton(object):
    ''' A function class called whenever the group button is clicked '''
    dict={}
    def __init__(self, g):
        self.name = g.name
        GroupButton.dict[g.name] = self
        display.SoftwarePackageWindow(g)

    def __call__(self):
        print self.name
        display.SoftwarePackageWindow.dict[self.name].show()

class GroupCheck(GroupButton):
    ''' A function class called whenever the group check button is checked '''
    def __init__(self, g, v):
        self.variable = v
        GroupButton.__init__(self, g)

    def __call__(self):
        v = display.var_dict[self.variable]
        if v.get() == 'yes':
            display.SoftwarePackageWindow.dict[self.name].show()

def software_group_mandatory_construct(w):
    ''' construct widgets based actual data
w - Widget instance '''
    mdt = [ m for m in ri_data.Group.dict.values() if m.install == 'mandatory' ]
    wit = w.widgets.pop()
    for i in mdt:
        wi = copy.deepcopy(wit)
        wi.attr['text'] = i.name
        vn = "software_group_%s" %(i.name)
        idx = mdt.index(i)
        wi.grid_location.dict['column'] = idx % int(w.grid_management.columns)
        wi.grid_location.dict['row']    = idx / int(w.grid_management.columns)
        gc = GroupButton(i)
        setattr(sys.modules['ri_cmd'], vn, gc)
        wi.attr['command'] = vn
        w.add_sub_widget(wi)

def software_group_optional_construct(w):
    ''' construct widgets based actual data
w - Widget instance '''
    opt = [ o for o in ri_data.Group.dict.values() if o.install != 'mandatory' ]
    wit = w.widgets.pop()
    for i in opt:
        wi = copy.deepcopy(wit)
        wi.attr['text'] = i.name
        vn = "software_group_%s" %(i.name)
        idx = opt.index(i)
        wi.grid_location.dict['column'] = idx % int(w.grid_management.columns)
        wi.grid_location.dict['row']    = idx / int(w.grid_management.columns)
        gc = GroupCheck(i, vn)
        setattr(sys.modules['ri_cmd'], vn, gc)
        wi.attr['command'] = vn
        wi.attr['variable'] = vn
        wi.variables = [(vn, 'StringVar', i.install),]
        w.add_sub_widget(wi)

def software_group_optional_quit():
    ''' software group window quit, record optional group state '''
    opt = [ o for o in ri_data.Group.dict.values() if o.install != 'mandatory' ]
    for i in opt:
        print i.name
        vn = "software_group_%s" %(i.name)
        i.install = display.var_dict[vn].get()
        print i.name, i.install

def dependency_list_init():
    ''' init function for list in dependency step '''
    ri_dep.construct_depending()
    ri_dep.resolve_recursive_depending()
    ri_dep.construct_depended()
    dep_dict = ri_dep.get_extra_depending()
    l = [ k.ljust(20) + ': ' + ' '.join(dep_dict[k]) for k in dep_dict.keys()]
    display.var_dict['dependency.list'].set(value=tuple(l))

def service_construct(w):
    ''' construct service widget based on actual data
w - Widget instance '''

    # first refresh service state
    ri_data.Service.change_state()
    wit = w.widgets.pop()
    for i in ri_data.Service.list:
        wi = copy.deepcopy(wit)
        wi.attr['text'] = i.name
        vn = "service_%s" %(i.name)
        wi.attr['variable'] = vn
        wi.variables = [(vn, 'StringVar', i.start=='yes' and 'yes' or 'no')]
        if i.start == 'disable':
            wi.attr['state'] = 'disable'
        idx = ri_data.Service.list.index(i)
        wi.grid_location.dict['column'] = idx % int(w.grid_management.columns)
        wi.grid_location.dict['row']    = idx / int(w.grid_management.columns)
        w.add_sub_widget(wi)

def service_quit():
    ''' record service state '''
    for i in ri_data.Service.list:
        if i.start != 'disable':
            vn = "service_%s" %(i.name)
            i.start = display.var_dict[vn].get()