Display block rate instead of absolute value

The rate provides a better picture of the unsubscription of the marketing
scenario.

modules/marketing_automation/CHANGELOG

@@ -1,3 +1,4 @@
+* Display block rate instead of absolute value
 * Display email rates instead of absolute value
 
 Version 7.0.0 - 2023-10-30

modules/marketing_automation/marketing_automation.py

@@ -74,6 +74,9 @@ class Scenario(Workflow, ModelSQL, ModelView):
         fields.Integer("Records"), 'get_record_count')
     record_count_blocked = fields.Function(
         fields.Integer("Records Blocked"), 'get_record_count')
+    block_rate = fields.Function(
+        fields.Float("Block Rate"),
+        'get_rate')
     unsubscribable = fields.Boolean(
         "Unsubscribable",
         help="If checked parties are also unsubscribed from the scenario.")
@@ -169,6 +172,15 @@ class Scenario(Workflow, ModelSQL, ModelView):
                 pass
         return count
 
+    @classmethod
+    def get_rate(cls, scenarios, names):
+        rates = {name: defaultdict(float) for name in names}
+        for scenario in scenarios:
+            if 'block_rate' in names and scenario.record_count:
+                rates['block_rate'][scenario.id] = round(
+                    scenario.record_count_blocked / scenario.record_count, 2)
+        return rates
+
     @classmethod
     def validate_fields(cls, scenarios, field_names):
         super().validate_fields(scenarios, field_names)

modules/marketing_automation/tests/scenario_marketing_automation.rst

@@ -111,6 +111,8 @@ Trigger scenario::
     1
     >>> scenario.record_count_blocked
     0
+    >>> scenario.block_rate
+    0.0
 
 Check email sent::
 

modules/marketing_automation/tests/scenario_marketing_automation_unsubscribable.rst

@@ -83,6 +83,14 @@ Trigger scenario::
     >>> record, = Record.find([])
     >>> assertEqual(record.record, sale)
 
+    >>> scenario.reload()
+    >>> scenario.record_count
+    1
+    >>> scenario.record_count_blocked
+    0
+    >>> scenario.block_rate
+    0.0
+
 Block and unsubscribe::
 
     >>> record.click('block')
@@ -91,6 +99,14 @@ Block and unsubscribe::
     >>> party.reload()
     >>> assertEqual(party.marketing_scenario_unsubscribed, [scenario])
 
+    >>> scenario.reload()
+    >>> scenario.record_count
+    1
+    >>> scenario.record_count_blocked
+    1
+    >>> scenario.block_rate
+    1.0
+
 Create a new sale::
 
     >>> sale = Sale(party=party)

modules/marketing_automation/view/scenario_list.xml

@@ -5,7 +5,8 @@ this repository contains the full copyright notices and license terms. -->
     <field name="name" expand="2"/>
     <field name="model" expand="1"/>
     <field name="unsubscribable" optional="0"/>
-    <field name="record_count"/>
-    <field name="record_count_blocked"/>
+    <field name="block_rate" factor="100">
+        <suffix string="%" name="block_rate"/>
+    </field>
     <field name="state"/>
 </tree>