设备维保
This commit is contained in:
qihao.gong@jikimo.com
4
mrp_maintenance/models/__init__.py
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4
mrp_maintenance/models/__init__.py
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# -*- encoding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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from . import mrp_maintenance
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174
mrp_maintenance/models/mrp_maintenance.py
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174
mrp_maintenance/models/mrp_maintenance.py
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# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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from dateutil.relativedelta import relativedelta
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from datetime import timedelta, datetime
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from collections import defaultdict
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from odoo import api, fields, models, _
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from odoo.addons.resource.models.resource import Intervals
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class MrpWorkcenter(models.Model):
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_inherit = "mrp.workcenter"
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equipment_ids = fields.One2many(
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'maintenance.equipment', 'workcenter_id', string="Maintenance Equipment",
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check_company=True)
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def _get_unavailability_intervals(self, start_datetime, end_datetime):
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res = super(MrpWorkcenter, self)._get_unavailability_intervals(start_datetime, end_datetime)
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if not self:
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return res
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sql = """
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SELECT workcenter_id, ARRAY_AGG((schedule_date || '|' || schedule_date + INTERVAL '1h' * duration)) as date_intervals
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FROM maintenance_request
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LEFT JOIN maintenance_equipment
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ON maintenance_request.equipment_id = maintenance_equipment.id
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WHERE
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schedule_date IS NOT NULL
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AND duration IS NOT NULL
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AND equipment_id IS NOT NULL
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AND maintenance_equipment.workcenter_id IS NOT NULL
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AND maintenance_equipment.workcenter_id IN %s
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AND (schedule_date, schedule_date + INTERVAL '1h' * duration) OVERLAPS (%s, %s)
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GROUP BY maintenance_equipment.workcenter_id;
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"""
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self.env.cr.execute(sql, [tuple(self.ids), fields.Datetime.to_string(start_datetime.astimezone()), fields.Datetime.to_string(end_datetime.astimezone())])
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res_maintenance = defaultdict(list)
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for wc_row in self.env.cr.dictfetchall():
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res_maintenance[wc_row.get('workcenter_id')] = [
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[fields.Datetime.to_datetime(i) for i in intervals.split('|')]
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for intervals in wc_row.get('date_intervals')
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]
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for wc_id in self.ids:
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intervals_previous_list = [(s.timestamp(), e.timestamp(), self.env['maintenance.request']) for s, e in res[wc_id]]
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intervals_maintenances_list = [(m[0].timestamp(), m[1].timestamp(), self.env['maintenance.request']) for m in res_maintenance[wc_id]]
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final_intervals_wc = Intervals(intervals_previous_list + intervals_maintenances_list)
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res[wc_id] = [(datetime.fromtimestamp(s), datetime.fromtimestamp(e)) for s, e, _ in final_intervals_wc]
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return res
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class MaintenanceEquipment(models.Model):
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_inherit = "maintenance.equipment"
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_check_company_auto = True
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expected_mtbf = fields.Integer(string='Expected MTBF', help='Expected Mean Time Between Failure')
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mtbf = fields.Integer(compute='_compute_maintenance_request', string='MTBF', help='Mean Time Between Failure, computed based on done corrective maintenances.')
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mttr = fields.Integer(compute='_compute_maintenance_request', string='MTTR', help='Mean Time To Repair')
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estimated_next_failure = fields.Date(compute='_compute_maintenance_request', string='Estimated time before next failure (in days)', help='Computed as Latest Failure Date + MTBF')
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latest_failure_date = fields.Date(compute='_compute_maintenance_request', string='Latest Failure Date')
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workcenter_id = fields.Many2one(
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'mrp.workcenter', string='Work Center', check_company=True)
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@api.depends('effective_date', 'maintenance_ids.stage_id', 'maintenance_ids.close_date', 'maintenance_ids.request_date')
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def _compute_maintenance_request(self):
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for equipment in self:
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maintenance_requests = equipment.maintenance_ids.filtered(lambda x: x.maintenance_type == 'corrective' and x.stage_id.done)
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mttr_days = 0
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for maintenance in maintenance_requests:
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if maintenance.stage_id.done and maintenance.close_date:
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mttr_days += (maintenance.close_date - maintenance.request_date).days
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equipment.mttr = len(maintenance_requests) and (mttr_days / len(maintenance_requests)) or 0
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maintenance = maintenance_requests.sorted(lambda x: x.request_date)
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if len(maintenance) >= 1:
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equipment.mtbf = (maintenance[-1].request_date - equipment.effective_date).days / len(maintenance)
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equipment.latest_failure_date = maintenance and maintenance[-1].request_date or False
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if equipment.mtbf:
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equipment.estimated_next_failure = equipment.latest_failure_date + relativedelta(days=equipment.mtbf)
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else:
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equipment.estimated_next_failure = False
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def button_mrp_workcenter(self):
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self.ensure_one()
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return {
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'name': _('work centers'),
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'view_mode': 'form',
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'res_model': 'mrp.workcenter',
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'view_id': self.env.ref('mrp.mrp_workcenter_view').id,
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'type': 'ir.actions.act_window',
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'res_id': self.workcenter_id.id,
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'context': {
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'default_company_id': self.company_id.id
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}
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}
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class MaintenanceRequest(models.Model):
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_inherit = "maintenance.request"
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_check_company_auto = True
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production_id = fields.Many2one(
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'mrp.production', string='Manufacturing Order', check_company=True)
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workorder_id = fields.Many2one(
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'mrp.workorder', string='Work Order', check_company=True)
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production_company_id = fields.Many2one(string='Production Company', related='production_id.company_id')
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company_id = fields.Many2one(domain="[('id', '=?', production_company_id)]")
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class MrpProduction(models.Model):
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_inherit = "mrp.production"
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maintenance_count = fields.Integer(compute='_compute_maintenance_count', string="Number of maintenance requests")
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request_ids = fields.One2many('maintenance.request', 'production_id')
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@api.depends('request_ids')
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def _compute_maintenance_count(self):
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for production in self:
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production.maintenance_count = len(production.request_ids)
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def button_maintenance_req(self):
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self.ensure_one()
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return {
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'name': _('New Maintenance Request'),
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'view_mode': 'form',
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'res_model': 'maintenance.request',
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'type': 'ir.actions.act_window',
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'context': {
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'default_company_id': self.company_id.id,
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'default_production_id': self.id,
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},
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'domain': [('production_id', '=', self.id)],
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}
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def open_maintenance_request_mo(self):
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self.ensure_one()
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action = {
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'name': _('Maintenance Requests'),
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'view_mode': 'kanban,tree,form,pivot,graph,calendar',
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'res_model': 'maintenance.request',
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'type': 'ir.actions.act_window',
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'context': {
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'default_company_id': self.company_id.id,
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'default_production_id': self.id,
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},
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'domain': [('production_id', '=', self.id)],
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}
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if self.maintenance_count == 1:
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production = self.env['maintenance.request'].search([('production_id', '=', self.id)])
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action['view_mode'] = 'form'
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action['res_id'] = production.id
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return action
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class MrpProductionWorkcenterLine(models.Model):
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_inherit = "mrp.workorder"
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def button_maintenance_req(self):
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self.ensure_one()
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return {
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'name': _('New Maintenance Request'),
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'view_mode': 'form',
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'views': [(self.env.ref('mrp_maintenance.maintenance_request_view_form_inherit_mrp').id, 'form')],
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'res_model': 'maintenance.request',
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'type': 'ir.actions.act_window',
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'context': {
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'default_company_id': self.company_id.id,
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'default_workorder_id': self.id,
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'default_production_id': self.production_id.id,
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'discard_on_footer_button': True,
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},
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'target': 'new',
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'domain': [('workorder_id', '=', self.id)]
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}
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