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0798af48f1
Add LEFT JOIN capabilities Add sums and avg capabilities for tree views Robustness and code review Provide ER diagram view for table relations
116 lines
4.6 KiB
Python
116 lines
4.6 KiB
Python
# Copyright 2015-2019 Onestein (<https://www.onestein.eu>)
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# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
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from odoo import _, api, fields, models
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from odoo.exceptions import ValidationError
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class BveViewLine(models.Model):
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_name = 'bve.view.line'
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_description = 'BI View Editor Lines'
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name = fields.Char(compute='_compute_name')
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sequence = fields.Integer(default=1)
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bve_view_id = fields.Many2one('bve.view', ondelete='cascade')
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model_id = fields.Many2one('ir.model', string='Model')
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model_name = fields.Char(compute='_compute_model_name', store=True)
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table_alias = fields.Char()
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join_model_id = fields.Many2one('ir.model', string='Join Model')
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field_id = fields.Many2one('ir.model.fields', string='Field')
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field_name = fields.Char(compute='_compute_model_field_name', store=True)
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ttype = fields.Char(string='Type')
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description = fields.Char(translate=True)
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relation = fields.Char()
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join_node = fields.Char()
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left_join = fields.Boolean()
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row = fields.Boolean()
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column = fields.Boolean()
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measure = fields.Boolean()
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in_list = fields.Boolean()
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list_attr = fields.Selection([
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('sum', 'Sum'),
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('avg', 'Average'),
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], string='List Attribute', default='sum')
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view_field_type = fields.Char(compute='_compute_view_field_type')
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@api.depends('row', 'column', 'measure')
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def _compute_view_field_type(self):
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for line in self:
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row = line.row and 'row'
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column = line.column and 'col'
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measure = line.measure and 'measure'
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line.view_field_type = row or column or measure
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@api.constrains('row', 'column', 'measure')
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def _constrains_options_check(self):
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measure_types = ['float', 'integer', 'monetary']
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for line in self.filtered(lambda l: l.row or l.column):
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if line.join_model_id or line.ttype in measure_types:
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err_msg = _('This field cannot be a row or a column.')
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raise ValidationError(err_msg)
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for line in self.filtered(lambda l: l.measure):
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if line.join_model_id or line.ttype not in measure_types:
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err_msg = _('This field cannot be a measure.')
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raise ValidationError(err_msg)
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@api.constrains('table_alias', 'field_id')
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def _constrains_unique_fields_check(self):
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seen = set()
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for line in self.mapped('bve_view_id.field_ids'):
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if (line.table_alias, line.field_id.id, ) not in seen:
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seen.add((line.table_alias, line.field_id.id, ))
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else:
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raise ValidationError(_('Field %s/%s is duplicated.\n'
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'Please remove the duplications.') % (
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line.field_id.model, line.field_id.name
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))
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@api.depends('field_id', 'sequence')
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def _compute_name(self):
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for line in self.filtered(lambda l: l.field_id):
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field_name = line.field_id.name
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line.name = 'x_bve_%s_%s' % (line.table_alias, field_name,)
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@api.depends('model_id')
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def _compute_model_name(self):
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for line in self.filtered(lambda l: l.model_id):
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line.model_name = line.model_id.model
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@api.depends('field_id')
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def _compute_model_field_name(self):
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for line in self.filtered(lambda l: l.field_id):
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field_name = line.description
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model_name = line.model_name
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line.field_name = '%s (%s)' % (field_name, model_name, )
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def _prepare_field_vals(self):
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vals_list = []
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for line in self:
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field = line.field_id
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vals = {
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'name': line.name,
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'complete_name': field.complete_name,
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'model': line.bve_view_id.model_name,
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'relation': field.relation,
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'field_description': line.description,
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'ttype': field.ttype,
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'selection': field.selection,
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'size': field.size,
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'state': 'manual',
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'readonly': True,
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'groups': [(6, 0, field.groups.ids)],
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}
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if vals['ttype'] == 'monetary':
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vals.update({'ttype': 'float'})
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if field.ttype == 'selection' and not field.selection:
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model_obj = self.env[field.model_id.model]
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selection = model_obj._fields[field.name].selection
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if callable(selection):
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selection_domain = selection(model_obj)
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else:
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selection_domain = selection
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vals.update({'selection': str(selection_domain)})
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vals_list.append(vals)
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return vals_list
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