[MIG] project_link_from_invoice: migrate to 18.0

project_link_from_invoice/models/__init__.py

@@ -0,0 +1,2 @@
+
+from . import account_move

project_link_from_invoice/models/account_move.py

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+# Copyright 2022 Stéphan Sainléger (Elabore)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import api, fields, models
+
+
+class AccountMove(models.Model):
+    _inherit = "account.move"
+
+    project_ids = fields.Many2many(
+        "project.project", string="Projects", compute="_get_related_project_ids"
+    )
+    project_count = fields.Integer("Project Count", compute="_get_related_project_ids")
+    projects_name = fields.Char("Project(s)", compute="_get_related_project_ids")
+
+    def action_open_projects(self):
+        """Open related projects, in form or list view depending on project numbers."""
+        project_ids = self.project_ids.ids
+        action = self.env["ir.actions.actions"]._for_xml_id(
+            "project.open_view_project_all"
+        )
+
+        if self.project_count == 1:
+            action["res_id"] = project_ids[0]
+            action["views"] = [[False, "form"]]
+        else:
+            action["views"] = [[False, "list"], [False, "form"]]
+
+        action["domain"] = [("id", "in", project_ids)]
+
+        del action["target"]  # to display breadcrumbs
+
+        return action
+
+    @api.depends("line_ids.sale_line_ids")
+    def _get_related_project_ids(self):
+        for move in self:
+            projects = self.env["project.task"].search(
+                [
+                    (
+                        "sale_order_id",
+                        "in",
+                        move.line_ids.sale_line_ids.order_id.ids,
+                    )
+                ]
+            ).project_id
+            move.project_ids = projects.ids
+            move.projects_name = " ; ".join([p.name for p in projects])
+            move.project_count = len(projects)