state Workflow

student_management/models/student_student.py

@@ -1,4 +1,5 @@
-from odoo import fields, models, api
+from odoo import fields, models, api, _
+from odoo.exceptions import UserError
 
 class StudentStudent(models.Model):
     _name = 'student.student'
@@ -15,6 +16,20 @@ class StudentStudent(models.Model):
     phone = fields.Char(string='Số điện thoại')
     course_ids = fields.Many2many('student.course', string='Môn học')
 
+    state = fields.Selection([
+        ('draft', 'Draft'),
+        ('confirmed', 'Confirmed'),
+        ('graduated', 'Graduated')
+    ], string='Status', default='draft')
+
+    def action_confirm(self):
+        self.write({'state': 'confirmed'})
+
+    def action_graduate(self):
+        if not self.env.user.has_group('base.group_sysem'):
+            raise UserError(_("Only administrators can graduate students!"))
+        self.write({'state': 'graduated'})
+
     @api.model
     def _generate_student_id(self):
         last_student = self.search([], order='id desc', limit=1)