plugin for shifts on Batches instance added

dream/plugins/ReadShiftFromSpreadsheet.py

@@ -3,14 +3,54 @@ import json
 import time
 import random
 import operator
-from datetime import datetime
+import datetime
 
 from dream.plugins import plugin
 
 class ReadShiftFromSpreadsheet(plugin.InputPreparationPlugin):
   """ Input prepration 
-      read wip-srpeadsheet data and update the wip property of the stations.
+      read shift-srpeadsheet data and update the wip property of the stations.
   """
 
   def preprocess(self, data):
-      return data
+    strptime = datetime.datetime.strptime
\ No newline at end of file
+    now = strptime(data['general']['currentDate'], '%Y/%m/%d')
+
+    shift_by_station = {}
+    
+    for line in data['input']['machine_shift_spreadsheet'][1:]:
+      if line[1]:
+        # Get the dates, and convert them to simulation clock time units.
+        # In this class, time unit is a minute (XXX it can be an option)
+        start_date = strptime("%s %s" % (line[0], line[2]), '%Y/%m/%d %H:%M')
+        start_time = (start_date - now).total_seconds() // 60
+        stop_date = strptime("%s %s" % (line[0], line[3]), '%Y/%m/%d %H:%M')
+        stop_time = (stop_date - now).total_seconds() // 60
+        for station in line[1].split(','):
+          station = station.strip()
+          shift_by_station.setdefault(station, []).append(
+            (start_time, stop_time) )
+
+    for line in data['input']['operator_shift_spreadsheet'][1:]:
+      print line
+      if line[1]:
+        # Get the dates, and convert them to simulation clock time units.
+        # In this class, time unit is a minute (XXX it can be an option)
+        start_date = strptime("%s %s" % (line[0], line[2]), '%Y/%m/%d %H:%M')
+        start_time = (start_date - now).total_seconds() // 60
+        stop_date = strptime("%s %s" % (line[0], line[3]), '%Y/%m/%d %H:%M')
+        stop_time = (stop_date - now).total_seconds() // 60
+        for station in line[1].split(','):
+          station = station.strip()
+          shift_by_station.setdefault(station, []).append(
+            (start_time, stop_time) )
+
+    for node, node_data in data['graph']['node'].items():
+      if node in shift_by_station:
+        interruptions=node_data.get('interruptions',{})
+        if not interruptions:
+            node_data['interruptions']={}
+        node_data['interruptions']['shift'] = {'shiftPattern': shift_by_station.pop(node),
+                              'endUnfinished': 0} # XXX shall we make this
+                                                  # configurable ?
+    return data
\ No newline at end of file

dream/simulation/Examples/BatchAllInOneEmpty.json

@@ -860,15 +860,16 @@
 				}, {
 					"plugin" : "ReadEntryData.ReadEntryData",
 					"input_id" : "EntryData"
-				}, {
-					"plugin" : "ReadShiftFromSpreadsheet.ReadShiftFromSpreadsheet",
-					"input_id" : "ShiftSpreadsheet"
 				}, {
 					"plugin" : "BatchesWIPSpreadsheet.BatchesWIPSpreadsheet",
 					"input_id" : "WipSpreadsheet"
 				}, {
 					"plugin" : "ReadSkilledOperators.ReadSkilledOperators",
 					"input_id" : "SkilledOperatorsSpreadsheet"
+				},
+				{
+					"plugin" : "ReadShiftFromSpreadsheet.ReadShiftFromSpreadsheet",
+					"input_id" : "ShiftSpreadsheet"
 				}
 			]
 		},