mail.thread, activities, tracking and notifications

Adding the chatter to models, tracking fields, posting messages, scheduling activities, followers and templates from code.

In this lesson

Adding the chatter and tracking (Odoo 20 change)
Posting, following and activities from code
Aliases and incoming mail

Key points

_inherit = ['mail.thread', 'mail.activity.mixin']; tracking=True
Odoo 20: tracking messages generated on the fly; review code reading tracking values
message_post (note vs comment), message_subscribe, activity_schedule
mail.alias + message_new/message_update for incoming mail

Real-world example

Credit releases needed an audit trail. Adding mail.thread with tracking on state and amount, posting a note with the approver's comment, and scheduling an activity for the salesperson on approval gave auditors the full history on each record.

Questions and answers

What does mail.activity.mixin add?

Activities (scheduled tasks) on the model.

How do you send a template from code?

message_post_with_source(template) or the template's send_mail(res_id).

Read the full lesson, worked example and quiz