import turbogears as tg
from turbogears import controllers, expose, flash
# from monitorweb import model
# import logging
# log = logging.getLogger("monitorweb.controllers")
import re
from monitor.database.info.model import *
from monitor.database.zabbixapi.model import *
from monitor.database.dborm import zab_session as session
from monitor.database.dborm import zab_metadata as metadata

from pcucontrol import reboot
from monitor.wrapper.plccache import plcdb_id2lb as site_id2lb
from monitor.wrapper.plccache import plcdb_hn2lb as site_hn2lb
from monitor.wrapper.plccache import plcdb_lb2hn as site_lb2hn

def format_ports(pcu):
	retval = []
	if pcu.port_status and len(pcu.port_status.keys()) > 0 :
		obj = reboot.model_to_object(pcu.plc_pcu_stats['model'])
		for port in obj.supported_ports:
			try:
				state = pcu.port_status[str(port)]
			except:
				state = "unknown"
				
			retval.append( (port, state) )

	if retval == []: 
		retval = [( "Closed/Filtered", "state" )]

	return retval

def format_pcu_shortstatus(pcu):
	status = "error"
	if pcu.reboot_trial_status == str(0):
		status = "ok"
	elif pcu.reboot_trial_status == "NetDown" or pcu.reboot_trial_status == "Not_Run":
		status = pcu.reboot_trial_status
	else:
		status = "error"

	return status

def prep_pcu_for_display(pcu):
		
	try:
		pcu.loginbase = site_id2lb[pcu.plc_pcu_stats['site_id']]
	except:
		pcu.loginbase = "unknown"

	pcu.ports = format_ports(pcu)
	pcu.status = format_pcu_shortstatus(pcu)

def prep_node_for_display(node):
	if node.plc_pcuid:
		pcu = FindbadPCURecord.get_latest_by(plc_pcuid=node.plc_pcuid).first()
		if pcu:
			node.pcu_status = pcu.reboot_trial_status
		else:
			node.pcu_status = "nodata"
		node.pcu_short_status = format_pcu_shortstatus(pcu)

	else:
		node.pcu_status = "nopcu"
		node.pcu_short_status = "none"

	if node.kernel_version:
		node.kernel = node.kernel_version.split()[2]
	else:
		node.kernel = ""

	try:
		node.loginbase = site_id2lb[node.plc_node_stats['site_id']]
	except:
		node.loginbase = "unknown"
	

class Root(controllers.RootController):
	@expose(template="monitorweb.templates.welcome")
	def index(self):
		import time
		# log.debug("Happy TurboGears Controller Responding For Duty")
		flash("Your application is now running")
		return dict(now=time.ctime())

	@expose(template="monitorweb.templates.nodeview")
	def nodeview(self, hostname=None):
		nodequery=[]
		if hostname:
			for node in FindbadNodeRecord.get_latest_by(hostname=hostname):
				# NOTE: reformat some fields.
				prep_node_for_display(node)
				nodequery += [node]

		return dict(nodequery=nodequery)

	@expose(template="monitorweb.templates.nodelist")
	def node(self, filter='BOOT'):
		import time
		fbquery = FindbadNodeRecord.get_all_latest()
		query = []
		filtercount = {'DOWN' : 0, 'BOOT': 0, 'DEBUG' : 0, 'neverboot' : 0, 'pending' : 0, 'all' : 0}
		for node in fbquery:
			# NOTE: reformat some fields.
			prep_node_for_display(node)

			# NOTE: count filters
			if node.observed_status != 'DOWN':
				filtercount[node.observed_status] += 1
			else:
				if node.plc_node_stats['last_contact'] != None:
					filtercount[node.observed_status] += 1
				else:
					filtercount['neverboot'] += 1

			# NOTE: apply filter
			if filter == node.observed_status:
				if filter == "DOWN":
					if node.plc_node_stats['last_contact'] != None:
						query.append(node)
				else:
					query.append(node)
			elif filter == "neverboot":
				if node.plc_node_stats['last_contact'] == None:
					query.append(node)
			elif filter == "pending":
				# TODO: look in message logs...
				pass
			elif filter == "all":
				query.append(node)
				
		return dict(now=time.ctime(), query=query, fc=filtercount)

	@expose(template="monitorweb.templates.pcuview")
	def pcuview(self, pcuid=None):
		pcuquery=[]
		if pcuid:
			for pcu in FindbadPCURecord.get_latest_by(plc_pcuid=pcuid):
				# NOTE: count filter
				prep_pcu_for_display(pcu)
				pcuquery += [pcu]

		return dict(pcuquery=pcuquery)

	@expose(template="monitorweb.templates.pculist")
	def pcu(self, filter='all'):
		import time
		fbquery = FindbadPCURecord.get_all_latest()
		query = []
		filtercount = {'ok' : 0, 'NetDown': 0, 'Not_Run' : 0, 'pending' : 0, 'all' : 0}
		for node in fbquery:

			# NOTE: count filter
			if pcu.reboot_trial_status == str(0):
				filtercount['ok'] += 1
			elif pcu.reboot_trial_status == 'NetDown' or pcu.reboot_trial_status == 'Not_Run':
				filtercount[pcu.reboot_trial_status] += 1
			else:
				filtercount['pending'] += 1

			prep_pcu_for_display(node)

			# NOTE: apply filter
			if filter == "all":
				query.append(node)
			elif filter == "ok" and node.reboot_trial_status == str(0):
				query.append(node)
			elif filter == node.reboot_trial_status:
				query.append(node)
			elif filter == "pending":
				# TODO: look in message logs...
				if node.reboot_trial_status != str(0) and \
					node.reboot_trial_status != 'NetDown' and \
					node.reboot_trial_status != 'Not_Run':

					query.append(node)
				
		return dict(query=query, fc=filtercount)

	@expose(template="monitorweb.templates.siteview")
	def siteview(self, loginbase='pl'):
		# get site query
		sitequery = [HistorySiteRecord.by_loginbase(loginbase)]
		nodequery = []
		for plcnode in site_lb2hn[loginbase]:
			for node in FindbadNodeRecord.get_latest_by(hostname=plcnode['hostname']):
				# NOTE: reformat some fields.
				prep_node_for_display(node)
				nodequery += [node]
		return dict(sitequery=sitequery, nodequery=nodequery, fc={})

	@expose(template="monitorweb.templates.sitelist")
	def site(self, filter='all'):
		filtercount = {'good' : 0, 'down': 0, 'new' : 0, 'pending' : 0, 'all' : 0}
		fbquery = HistorySiteRecord.query.all()
		query = []
		for site in fbquery:
			# count filter
			filtercount['all'] += 1
			if site.new and site.slices_used == 0 and not site.enabled:
				filtercount['new'] += 1
			elif not site.enabled:
				filtercount['pending'] += 1
			else:
				filtercount[site.status] += 1

			# apply filter
			if filter == "all":
				query.append(site)
			elif filter == 'new' and site.new and site.slices_used == 0 and not site.enabled:
				query.append(site)
			elif filter == "pending" and not site.enabled:
				query.append(site)
			elif filter == site.status:
				query.append(site)
				
		return dict(query=query, fc=filtercount)

	@expose(template="monitorweb.templates.actionlist")
	def action(self, filter='all'):
		session.bind = metadata.bind
		filtercount = {'active' : 0, 'acknowledged': 0, 'all' : 0}
		# With Acknowledgement
		sql_ack = 'SELECT DISTINCT h.host,t.description,t.priority,t.lastchange,a.message '+ \
              ' FROM triggers t,hosts h,items i,functions f, hosts_groups hg,escalations e,acknowledges a ' + \
              ' WHERE f.itemid=i.itemid ' + \
                  ' AND h.hostid=i.hostid ' + \
                  ' AND hg.hostid=h.hostid ' + \
                  ' AND t.triggerid=f.triggerid ' + \
                  ' AND t.triggerid=e.triggerid ' + \
                  ' AND a.eventid=e.eventid ' + \
                  ' AND t.status=' + str(defines.TRIGGER_STATUS_ENABLED) + \
                  ' AND i.status=' + str(defines.ITEM_STATUS_ACTIVE) + \
                  ' AND h.status=' + str(defines.HOST_STATUS_MONITORED) + \
                  ' AND t.value=' + str(defines.TRIGGER_VALUE_TRUE) + \
              ' ORDER BY t.lastchange DESC';

		# WithOUT Acknowledgement
		sql_noack = 'SELECT DISTINCT h.host,t.description,t.priority,t.lastchange,e.eventid ' + \
              ' FROM triggers t,hosts h,items i,functions f, hosts_groups hg,escalations e,acknowledges a ' + \
              ' WHERE f.itemid=i.itemid ' + \
                  ' AND h.hostid=i.hostid ' + \
                  ' AND hg.hostid=h.hostid ' + \
                  ' AND t.triggerid=f.triggerid ' + \
                  ' AND t.triggerid=e.triggerid ' + \
                  ' AND e.eventid not in (select eventid from acknowledges) ' + \
                  ' AND t.status=' + str(defines.TRIGGER_STATUS_ENABLED) + \
                  ' AND i.status=' + str(defines.ITEM_STATUS_ACTIVE) + \
                  ' AND h.status=' + str(defines.HOST_STATUS_MONITORED) + \
                  ' AND t.value=' + str(defines.TRIGGER_VALUE_TRUE) + \
              ' ORDER BY t.lastchange DESC';
		# for i in session.execute(sql): print i

		query=[]
		replace = re.compile(' {.*}')
		for sql,ack in [(sql_ack,True), (sql_noack,False)]:
			result = session.execute(sql)
			for row in result:
				try:
					newrow = [ site_hn2lb[row[0].lower()] ] + [ r for r in row ]
				except:
					print site_hn2lb.keys()
					newrow = [ "unknown" ] + [ r for r in row ]

				newrow[2] = replace.sub("", newrow[2]) # strip {.*} expressions

				# NOTE: filter count
				filtercount['all'] += 1
				if not ack: # for unacknowledged
					filtercount['active'] += 1
					if filter == 'active':
						query.append(newrow)
				else:
					filtercount['acknowledged'] += 1
					if filter == 'acknowledged':
						query.append(newrow)
					
				if filter != "acknowledged" and filter != "active":
					query.append(newrow)

		return dict(query=query, fc=filtercount)