# Copyright (c) 2012 Web Notes Technologies Pvt Ltd (http://erpnext.com)
# 
# MIT License (MIT)
# 
# Permission is hereby granted, free of charge, to any person obtaining a 
# copy of this software and associated documentation files (the "Software"), 
# to deal in the Software without restriction, including without limitation 
# the rights to use, copy, modify, merge, publish, distribute, sublicense, 
# and/or sell copies of the Software, and to permit persons to whom the 
# Software is furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in 
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE 
# OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# 

from __future__ import unicode_literals
import webnotes
import webnotes.model.doc
import webnotes.utils

@webnotes.whitelist()
def getdoc():
	"""
	Loads a doclist for a given document. This method is called directly from the client.
	Requries "doctype", "name" as form variables.
	Will also call the "onload" method on the document.
	"""

	import webnotes
	
	form = webnotes.form_dict
	doctype, docname = form.get('doctype'), form.get('name')

	if not (doctype and docname):
		raise Exception, 'doctype and name required!'
	
	doclist = []
	# single
	doclist = load_single_doc(doctype, docname, (form.get('user') or webnotes.session['user']))
	
	# load doctype along with the doc
	if form.get('getdoctype'):
		import webnotes.model.doctype
		doclist += webnotes.model.doctype.get(doctype, processed=True)

	webnotes.response['docs'] = doclist

@webnotes.whitelist()
def getdoctype():
	"""load doctype"""
	import webnotes.model.doctype
	import webnotes.model.meta
	
	doclist = []
	
	dt = webnotes.form_dict.get('doctype')
	with_parent = webnotes.form_dict.get('with_parent')

	# with parent (called from report builder)
	if with_parent:
		parent_dt = webnotes.model.meta.get_parent_dt(dt)
		if parent_dt:
			doclist = webnotes.model.doctype.get(parent_dt, processed=True)
			webnotes.response['parent_dt'] = parent_dt
	
	if not doclist:
		doclist = webnotes.model.doctype.get(dt, processed=True)
	
	# if single, send the record too
	if doclist[0].issingle:
		doclist += webnotes.model.doc.get(dt)

	# load search criteria for reports (all)
	doclist +=get_search_criteria(dt)

	webnotes.response['docs'] = doclist

def load_single_doc(dt, dn, user):
	"""load doc and call onload methods"""

	if not dn: dn = dt

	if not webnotes.conn.exists(dt, dn):
		return None

	try:
		dl = webnotes.model_wrapper(dt, dn).doclist
	except Exception, e:
		webnotes.errprint(webnotes.utils.getTraceback())
		webnotes.msgprint('Error in script while loading')
		raise e

	if dl and not dn.startswith('_'):
		webnotes.user.update_recent(dt, dn)

	# load search criteria ---- if doctype
	if dt=='DocType':
		dl += get_search_criteria(dt)

	return dl


def get_search_criteria(dt):
	"""bundle search criteria with doctype"""
	import webnotes.model.doc
	# load search criteria for reports (all)
	dl = []
	sc_list = webnotes.conn.sql("select name from `tabSearch Criteria` where doc_type = '%s' or parent_doc_type = '%s' and (disabled!=1 OR disabled IS NULL)" % (dt, dt))
	for sc in sc_list:
		if sc[0]:
			dl += webnotes.model.doc.get('Search Criteria', sc[0])
	return dl