179 lines
6.0 KiB
Python
179 lines
6.0 KiB
Python
import copy
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class Metrics:
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"""we want get the data metrics of one device"""
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def __init__(self, device):
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self.hid = device.hid
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self.devicehub_id = device.devicehub_id
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self.actions = copy.copy(device.actions)
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self.actions.sort(key=lambda x: x.created)
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self.rows = []
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self.lifetime = 0
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self.last_trade = None
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self.action_create_by = 'Receiver'
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self.status_receiver = 'Use'
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self.status_supplier = ''
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self.act = None
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self.end_users = 0
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self.final_user_code = ''
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def get_template_row(self):
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"""
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This is a template of a row.
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"""
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return {'type': '',
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'action_type': 'Status',
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'document_name': '',
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'status_receiver': self.status_receiver,
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'status_supplier': self.status_supplier,
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'status_receiver_created': '',
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'status_supplier_created': '',
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'trade_supplier': '',
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'trade_receiver': self.act.author.email,
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'trade_confirmed': '',
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'trade_weight': 0,
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'action_create_by': self.action_create_by,
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'devicehubID': self.devicehub_id,
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'hid': self.hid,
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'finalUserCode': '',
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'numEndUsers': 0,
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'liveCreate': 0,
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'usageTimeHdd': self.lifetime,
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'start': self.act.created,
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'usageTimeAllocate': 0}
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def get_action_status(self):
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"""
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Mark the status of one device.
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If exist one trade before this action, then modify the trade action
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else, create one row new.
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"""
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self.status_receiver = self.act.type
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self.status_supplier = ''
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if self.act.author != self.act.rol_user:
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# It is neccesary exist one trade action before
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self.last_trade['status_supplier'] = self.act.type
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self.last_trade['status_supplier_created'] = self.act.created
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return
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self.action_create_by = 'Receiver'
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if self.last_trade:
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# if exist one trade action before
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self.last_trade['status_receiver'] = self.act.type
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self.last_trade['status_receiver_created'] = self.act.created
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return
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# If not exist any trade action for this device
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row = self.get_template_row()
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row['status_receiver_created'] = self.act.created
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self.rows.append(row)
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def get_snapshot(self):
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"""
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If there are one snapshot get the last lifetime for to do a calcul of time of use.
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"""
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lifestimes = self.act.get_last_lifetimes()
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if lifestimes:
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self.lifetime = lifestimes[0]['lifetime']
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def get_allocate(self):
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"""
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If the action is one Allocate, need modify the row base.
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"""
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self.end_users = self.act.end_users
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self.final_user_code = self.act.final_user_code
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row = self.get_template_row()
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row['type'] = 'Allocate'
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row['trade_supplier'] = ''
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row['finalUserCode'] = self.final_user_code
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row['numEndUsers'] = self.end_users
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row['start'] = self.act.start_time
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row['usageTimeAllocate'] = self.lifetime
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self.rows.append(row)
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def get_live(self):
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"""
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If the action is one Live, need modify the row base.
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"""
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row = self.get_template_row()
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row['type'] = 'Live'
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row['finalUserCode'] = self.final_user_code
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row['numEndUsers'] = self.end_users
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row['start'] = self.act.start_time
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row['usageTimeAllocate'] = self.lifetime
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row['liveCreate'] = self.act.created
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if self.act.usage_time_hdd:
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row['usageTimeHdd'] = self.act.usage_time_hdd.total_seconds() / 3600
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self.rows.append(row)
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def get_deallocate(self):
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"""
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If the action is one Dellocate, need modify the row base.
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"""
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row = self.get_template_row()
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row['type'] = 'Deallocate'
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row['start'] = self.act.start_time
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self.rows.append(row)
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def get_confirms(self):
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"""
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if the action is one trade action, is possible than have a list of confirmations.
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Get the doble confirm for to know if this trade is confirmed or not.
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"""
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if hasattr(self.act, 'acceptances'):
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accept = self.act.acceptances[-1]
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if accept.t == 'Confirm' and accept.user == self.act.user_to:
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return True
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return False
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def get_trade(self):
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"""
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If this action is a trade action modify the base row.
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"""
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if self.act.author == self.act.user_from:
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self.action_create_by = 'Supplier'
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row = self.get_template_row()
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self.last_trade = row
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row['type'] = 'Trade'
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row['action_type'] = 'Trade'
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row['trade_supplier'] = self.act.user_from.email
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row['trade_receiver'] = self.act.user_to.email
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row['self.status_receiver'] = self.status_receiver
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row['self.status_supplier'] = self.status_supplier
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row['trade_confirmed'] = self.get_confirms()
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self.rows.append(row)
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def get_metrics(self):
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"""
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This method get a list of values for calculate a metrics from a spreadsheet
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"""
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for act in self.actions:
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self.act = act
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if act.type in ['Use', 'Refurbish', 'Recycling', 'Management']:
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self.get_action_status()
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continue
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if act.type == 'Snapshot':
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self.get_snapshot()
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continue
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if act.type == 'Allocate':
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self.get_allocate()
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continue
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if act.type == 'Live':
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self.get_live()
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continue
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if act.type == 'Deallocate':
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self.get_deallocate()
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continue
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if act.type == 'Trade':
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self.get_trade()
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continue
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return self.rows
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