Commit 482015c2 authored by Jérome Perrin's avatar Jérome Perrin

Input plugin to read WIP of parts in old style format

parent 338080ce
from copy import copy
import json
import time
import random
import operator
from datetime import datetime
from dream.plugins import plugin
# XXX could use getClassFromName & isinstance instead
MACHINE_TYPE_SET = set(["Dream.MachineManagedJob", "Dream.MouldAssembly"])
class OldStylePartJobShopWIP(plugin.InputPreparationPlugin):
""" Input prepration
read wip-spreadsheet data and update the wip property of the stations.
"""
def getMachineNameSet(self, step_name):
"""
Give list of machines given a particular step name. For example
if step_name is "CAM", it will return ["CAM1", "CAM2"]
"""
machine_name_set = set()
for machine_name in self.data['graph']["node"].keys():
if machine_name.startswith(step_name):
machine_name_set.add(machine_name)
return machine_name_set
def getNotMachineNodePredecessorList(self, step_name):
"""
Give the list of all predecessors that are not of type machine
For example, for step_name "CAM", it may return "QCAM"
"""
predecessor_list = []
machine_name_set = self.getMachineNameSet(step_name)
for edge in self.data['graph']["edge"].values():
if edge['destination'] in machine_name_set:
predecessor_step = edge['source']
if predecessor_step in predecessor_list:
continue
if not self.data['graph']["node"][predecessor_step]["_class"] in MACHINE_TYPE_SET:
predecessor_list = [predecessor_step] + predecessor_list
predecessor_list = [x for x in self.getNotMachineNodePredecessorList(predecessor_step) \
if x not in predecessor_list] + predecessor_list
return predecessor_list
def getRouteList(self, sequence_list, processing_time_list, prerequisite_list):
# use to record which predecessor has been already done, used to avoid doing
# two times Decomposition
predecessor_set = set()
route_list = []
for j, sequence_step in enumerate(sequence_list):
for predecessor_step in self.getNotMachineNodePredecessorList(sequence_step):
# We avoid having two time Decomposition in the route. XXX Is this correct ?
if predecessor_step == "Decomposition" and predecessor_step in predecessor_set:
continue
predecessor_set.add(predecessor_step)
route = {"stationIdsList": [predecessor_step],
}
route_list.append(route)
route = {"stationIdsList": list(self.getMachineNameSet(sequence_step)),
"processingTime": {"distributionType": "Fixed",
"mean": float(processing_time_list[j])},
"setupTime": {"distributionType": "Fixed",
"mean": .5}, # XXX hardcoded value
}
# XXX distribution format changed !
route = {"stationIdsList": list(self.getMachineNameSet(sequence_step)),
"processingTime": {"Fixed": {
"mean": float(processing_time_list[j])}},
"setupTime": {"Fixed": {
"mean": .5}}, # XXX hardcoded value
}
if prerequisite_list:
route["prerequisites"] = prerequisite_list
route_list.append(route)
return route_list
def getListFromString(self, my_string):
my_list = []
if not my_string in (None, ''):
my_list = my_string.split('-')
return my_list
def preprocess(self, data):
""" Set the WIP in queue from spreadsheet data.
"""
self.data = copy(data)
now = datetime.now()
input_id = self.configuration_dict['input_id']
wip_list = []
i = 0
wip_part_spreadsheet_length = len(data['input'][input_id])
while i < wip_part_spreadsheet_length:
value_list = data['input'][input_id][i]
if value_list[0] == 'Order ID' or not value_list[4]:
i += 1
continue
order_dict = {}
wip_list.append(order_dict)
order_id, due_date, priority, project_manager, part, part_type,\
sequence_list, processing_time_list, prerequisite_string = value_list
due_date = (datetime.strptime(due_date, '%Y/%m/%d') - now).days * 24
prerequisite_list = self.getListFromString(prerequisite_string)
sequence_list = sequence_list.split('-')
processing_time_list = processing_time_list.split('-')
order_dict["_class"] = "Dream.Order"
order_dict["id"] = "%i" % i # XXX hack, we use it in UI to retrieve spreadsheet line
order_dict["manager"] = project_manager
order_dict["name"] = order_id
order_dict["dueDate"] = due_date
order_dict["priority"] = float(priority)
# XXX make it dynamic by writing a function that will reuse the
# code available a bit after
order_dict["route"] = self.getRouteList(sequence_list, processing_time_list,
prerequisite_list)
i += 1
component_list = []
if i < wip_part_spreadsheet_length:
while data['input'][input_id][i][0] in (None, ''):
value_list = data['input'][input_id][i]
if value_list[4] in (None, ''):
break
order_id, due_date, priority, project_manager, part, part_type,\
sequence_list, processing_time_list, prerequisite_string = value_list
sequence_list = sequence_list.split('-')
prerequisite_list = self.getListFromString(prerequisite_string)
processing_time_list = processing_time_list.split('-')
component_dict = {}
component_dict["_class"] = "Dream.OrderComponent"
if part_type == "Mould":
component_dict["_class"] = "Dream.Mould"
component_dict["componentType"] = part_type
component_dict["id"] = "%i" % i # XXX hack, we use it in UI to retrieve spreadsheet line
component_dict["name"] = part
component_list.append(component_dict)
route_list = self.getRouteList(sequence_list, processing_time_list,
prerequisite_list)
if part_type == "Mould":
route_list = route_list[1:]
component_dict["route"] = route_list
i+=1
order_dict["componentsList"] = component_list
data['graph']["node"]["QStart"]["wip"] = wip_list
return data
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