File: purchase_requisition.py

package info (click to toggle)
odoo 18.0.0%2Bdfsg-2
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 878,716 kB
  • sloc: javascript: 927,937; python: 685,670; xml: 388,524; sh: 1,033; sql: 415; makefile: 26
file content (279 lines) | stat: -rw-r--r-- 14,572 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import api, fields, models, _
from odoo.exceptions import UserError, ValidationError
from collections import defaultdict


class PurchaseRequisition(models.Model):
    _name = "purchase.requisition"
    _description = "Purchase Requisition"
    _inherit = ['mail.thread', 'mail.activity.mixin']
    _order = "id desc"

    name = fields.Char(
        string='Agreement', copy=False, readonly=True, required=True,
        default=lambda self: _('New'))
    active = fields.Boolean('Active', default=True)
    reference = fields.Char(string='Reference')
    order_count = fields.Integer(compute='_compute_orders_number', string='Number of Orders')
    vendor_id = fields.Many2one('res.partner', string='Vendor', check_company=True)
    requisition_type = fields.Selection([
        ('blanket_order', 'Blanket Order'), ('purchase_template', 'Purchase Template')],
         string='Agreement Type', required=True, default='blanket_order')
    date_start = fields.Date(string='Start Date', tracking=True)
    date_end = fields.Date(string='End Date', tracking=True)
    user_id = fields.Many2one(
        'res.users', string='Purchase Representative',
        default=lambda self: self.env.user, check_company=True)
    description = fields.Html()
    company_id = fields.Many2one('res.company', string='Company', required=True, default=lambda self: self.env.company)
    purchase_ids = fields.One2many('purchase.order', 'requisition_id', string='Purchase Orders')
    line_ids = fields.One2many('purchase.requisition.line', 'requisition_id', string='Products to Purchase', copy=True)
    product_id = fields.Many2one('product.product', related='line_ids.product_id', string='Product')
    state = fields.Selection(
        selection=[
            ('draft', 'Draft'),
            ('confirmed', 'Confirmed'),
            ('done', 'Closed'),
            ('cancel', 'Cancelled')
        ],
        string='Status', tracking=True, required=True,
        copy=False, default='draft')
    currency_id = fields.Many2one(
        'res.currency', 'Currency', required=True, precompute=True,
        compute='_compute_currency_id', store=True, readonly=False)

    @api.onchange('vendor_id')
    def _onchange_vendor(self):
        requisitions = self.env['purchase.requisition'].search([
            ('vendor_id', '=', self.vendor_id.id),
            ('state', '=', 'confirmed'),
            ('requisition_type', '=', 'blanket_order'),
            ('company_id', '=', self.company_id.id),
        ])
        if any(requisitions):
            title = _("Warning for %s", self.vendor_id.name)
            message = _("There is already an open blanket order for this supplier. We suggest you complete this open blanket order, instead of creating a new one.")
            warning = {
                'title': title,
                'message': message
            }
            return {'warning': warning}

    @api.depends('vendor_id')
    def _compute_currency_id(self):
        for requisition in self:
            if not requisition.vendor_id or not requisition.vendor_id.property_purchase_currency_id:
                requisition.currency_id = requisition.company_id.currency_id.id
            else:
                requisition.currency_id = requisition.vendor_id.property_purchase_currency_id.id

    @api.depends('purchase_ids')
    def _compute_orders_number(self):
        for requisition in self:
            requisition.order_count = len(requisition.purchase_ids)

    @api.constrains('date_start', 'date_end')
    def _check_dates(self):
        invalid_requsitions = self.filtered(lambda r: r.date_end and r.date_start and r.date_end < r.date_start)
        if invalid_requsitions:
            raise ValidationError(_(
                "End date cannot be earlier than start date. Please check dates for agreements: %s", ', '.join(invalid_requsitions.mapped('name'))
            ))

    @api.model_create_multi
    def create(self, vals_list):
        defaults = self.default_get(['requisition_type', 'company_id'])
        for vals in vals_list:
            requisition_type = vals.get('requisition_type', defaults['requisition_type'])
            company_id = vals.get('company_id', defaults['company_id'])
            if requisition_type == 'blanket_order':
                vals['name'] = self.env['ir.sequence'].with_company(company_id).next_by_code('purchase.requisition.blanket.order')
            else:
                vals['name'] = self.env['ir.sequence'].with_company(company_id).next_by_code('purchase.requisition.purchase.template')
        return super().create(vals_list)

    def write(self, vals):
        requisitions_to_rename = self.env['purchase.requisition']
        if 'requisition_type' in vals or 'company_id' in vals:
            requisitions_to_rename = self.filtered(lambda r:
                r.requisition_type != vals.get('requisition_type', r.requisition_type) or
                r.company_id.id != vals.get('company_id', r.company_id.id))
        res = super().write(vals)
        for requisition in requisitions_to_rename:
            if requisition.state != 'draft':
                raise UserError(_("You cannot change the Agreement Type or Company of a not draft purchase agreement."))
            if requisition.requisition_type == 'purchase_template':
                requisition.date_start = requisition.date_end = False
            code = requisition.requisition_type == 'blanket_order' and 'purchase.requisition.blanket.order' or 'purchase.requisition.purchase.template'
            requisition.name = self.env['ir.sequence'].with_company(requisition.company_id).next_by_code(code)
        return res

    def unlink(self):
        # Draft requisitions could have some requisition lines.
        self.line_ids.unlink()
        return super().unlink()

    def action_cancel(self):
        # try to set all associated quotations to cancel state
        for requisition in self:
            for requisition_line in requisition.line_ids:
                requisition_line.supplier_info_ids.sudo().unlink()
            requisition.purchase_ids.button_cancel()
            for po in requisition.purchase_ids:
                po.message_post(body=_('Cancelled by the agreement associated to this quotation.'))
        self.state = 'cancel'

    def action_confirm(self):
        self.ensure_one()
        if not self.line_ids:
            raise UserError(_("You cannot confirm agreement '%(agreement)s' because it does not contain any product lines.", agreement=self.name))
        if self.requisition_type == 'blanket_order':
            for requisition_line in self.line_ids:
                if requisition_line.price_unit <= 0.0:
                    raise UserError(_('You cannot confirm a blanket order with lines missing a price.'))
                if requisition_line.product_qty <= 0.0:
                    raise UserError(_('You cannot confirm a blanket order with lines missing a quantity.'))
                requisition_line._create_supplier_info()
        self.state = 'confirmed'

    def action_draft(self):
        self.ensure_one()
        self.state = 'draft'

    def action_done(self):
        """
        Generate all purchase order based on selected lines, should only be called on one agreement at a time
        """
        if any(purchase_order.state in ['draft', 'sent', 'to approve'] for purchase_order in self.mapped('purchase_ids')):
            raise UserError(_("To close this purchase requisition, cancel related Requests for Quotation.\n\n"
                "Imagine the mess if someone confirms these duplicates: double the order, double the trouble :)"))
        for requisition in self:
            for requisition_line in requisition.line_ids:
                requisition_line.supplier_info_ids.sudo().unlink()
        self.write({'state': 'done'})

    @api.ondelete(at_uninstall=False)
    def _unlink_if_draft_or_cancel(self):
        if any(requisition.state not in ('draft', 'cancel') for requisition in self):
            raise UserError(_('You can only delete draft or cancelled requisitions.'))


class PurchaseRequisitionLine(models.Model):
    _name = "purchase.requisition.line"
    _inherit = 'analytic.mixin'
    _description = "Purchase Requisition Line"
    _rec_name = 'product_id'

    product_id = fields.Many2one('product.product', string='Product', domain=[('purchase_ok', '=', True)], required=True)
    product_uom_id = fields.Many2one(
        'uom.uom', 'Product Unit of Measure',
        compute='_compute_product_uom_id', store=True, readonly=False, precompute=True,
        domain="[('category_id', '=', product_uom_category_id)]")
    product_uom_category_id = fields.Many2one(related='product_id.uom_id.category_id')
    product_qty = fields.Float(string='Quantity', digits='Product Unit of Measure')
    product_description_variants = fields.Char('Description')
    price_unit = fields.Float(
        string='Unit Price', digits='Product Price', default=0.0,
        compute="_compute_price_unit", readonly=False, store=True)
    qty_ordered = fields.Float(compute='_compute_ordered_qty', string='Ordered')
    requisition_id = fields.Many2one('purchase.requisition', required=True, string='Purchase Agreement', ondelete='cascade')
    company_id = fields.Many2one('res.company', related='requisition_id.company_id', string='Company', store=True, readonly=True)
    supplier_info_ids = fields.One2many('product.supplierinfo', 'purchase_requisition_line_id')

    @api.depends('requisition_id.purchase_ids.state')
    def _compute_ordered_qty(self):
        line_found = defaultdict(set)
        for line in self:
            total = 0.0
            for po in line.requisition_id.purchase_ids.filtered(lambda purchase_order: purchase_order.state in ['purchase', 'done']):
                for po_line in po.order_line.filtered(lambda order_line: order_line.product_id == line.product_id):
                    if po_line.product_uom != line.product_uom_id:
                        total += po_line.product_uom._compute_quantity(po_line.product_qty, line.product_uom_id)
                    else:
                        total += po_line.product_qty
            if line.product_id not in line_found[line.requisition_id]:
                line.qty_ordered = total
                line_found[line.requisition_id].add(line.product_id)
            else:
                line.qty_ordered = 0

    @api.depends('product_id')
    def _compute_product_uom_id(self):
        for line in self:
            line.product_uom_id = line.product_id.uom_id

    @api.depends('product_id', 'company_id', 'requisition_id.date_start', 'product_qty', 'product_uom_id', 'requisition_id.vendor_id', 'requisition_id.requisition_type')
    def _compute_price_unit(self):
        for line in self:
            if line.requisition_id.state != 'draft' or line.requisition_id.requisition_type != 'purchase_template' or not line.requisition_id.vendor_id or not line.product_id:
                continue
            seller = line.product_id._select_seller(
                partner_id=line.requisition_id.vendor_id, quantity=line.product_qty,
                date=line.requisition_id.date_start, uom_id=line.product_uom_id)
            line.price_unit = seller.price if seller else line.product_id.standard_price

    @api.model_create_multi
    def create(self, vals_list):
        lines = super().create(vals_list)
        for line, vals in zip(lines, vals_list):
            if line.requisition_id.requisition_type == 'blanket_order' and line.requisition_id.state not in ['draft', 'cancel', 'done']:
                if vals['price_unit'] <= 0.0:
                    raise UserError(_("You cannot have a negative or unit price of 0 for an already confirmed blanket order."))
                supplier_infos = self.env['product.supplierinfo'].search([
                    ('product_id', '=', vals.get('product_id')),
                    ('partner_id', '=', line.requisition_id.vendor_id.id),
                ])
                if not any(s.purchase_requisition_id for s in supplier_infos):
                    line._create_supplier_info()
        return lines

    def write(self, vals):
        res = super().write(vals)
        if 'price_unit' not in vals:
            return res
        if vals['price_unit'] <= 0.0 and any(
                requisition.requisition_type == 'blanket_order' and
                requisition.state not in ['draft', 'cancel', 'done'] for requisition in self.mapped('requisition_id')):
            raise UserError(_("You cannot have a negative or unit price of 0 for an already confirmed blanket order."))
        # If the price is updated, we have to update the related SupplierInfo
        self.supplier_info_ids.write({'price': vals['price_unit']})
        return res

    def unlink(self):
        to_unlink = self.filtered(lambda r: r.requisition_id.state not in ['draft', 'cancel', 'done'])
        to_unlink.supplier_info_ids.unlink()
        return super().unlink()

    def _create_supplier_info(self):
        self.ensure_one()
        purchase_requisition = self.requisition_id
        if purchase_requisition.requisition_type == 'blanket_order' and purchase_requisition.vendor_id:
            # create a supplier_info only in case of blanket order
            self.env['product.supplierinfo'].sudo().create({
                'partner_id': purchase_requisition.vendor_id.id,
                'product_id': self.product_id.id,
                'product_tmpl_id': self.product_id.product_tmpl_id.id,
                'price': self.price_unit,
                'currency_id': self.requisition_id.currency_id.id,
                'purchase_requisition_line_id': self.id,
            })

    def _prepare_purchase_order_line(self, name, product_qty=0.0, price_unit=0.0, taxes_ids=False):
        self.ensure_one()
        if self.product_description_variants:
            name += '\n' + self.product_description_variants
        date_planned = fields.Datetime.now()
        if self.requisition_id.date_start:
            date_planned = max(date_planned, fields.Datetime.to_datetime(self.requisition_id.date_start))
        return {
            'name': name,
            'product_id': self.product_id.id,
            'product_uom': self.product_id.uom_po_id.id,
            'product_qty': product_qty,
            'price_unit': price_unit,
            'taxes_id': [(6, 0, taxes_ids)],
            'date_planned': date_planned,
            'analytic_distribution': self.analytic_distribution,
        }