Update the show all plans command to show if there're no plans.

features/backup_plan_cli_show.feature

@@ -1,18 +1,46 @@
-Feature: Deleting a backup plan with the CLI
+Feature: Show a backup plan with the CLI
 
   @fixture.injector
   @fixture.in_memory_database
   @fixture.seeds
   @fixture.cli
-  Scenario Outline: Deleting a backup plan with the CLI
+  Scenario Outline: Show a backup plan with the CLI
     Given the CLI arguments are "<arguments>"
     And I have a backup plan with id="<existing_backup_plan_id>"
     When I run the CLI
     Then the CLI executed with "<result>"
 
     Examples:
-      | arguments                                                | existing_backup_plan_id              | result  | description                |
-      | plans show one -i 8aa59e7e-dc75-459b-beb5-b710b39be583 | 8aa59e7e-dc75-459b-beb5-b710b39be583 | success | delete an existing plan    |
-      | plans show one -i 8aa59e7e-dc75-459b-aeb5-b710b39be583 | 8aa59e7e-dc75-459b-beb5-b710b39be512 | error   | delete a non-existing plan |
+      | arguments                                              | existing_backup_plan_id              | result  | description              |
+      | plans show one -i 8aa59e7e-dc75-459b-beb5-b710b39be583 | 8aa59e7e-dc75-459b-beb5-b710b39be583 | success | show an existing plan    |
+      | plans show one -i 8aa59e7e-dc75-459b-aeb5-b710b39be583 | 8aa59e7e-dc75-459b-beb5-b710b39be512 | error   | show a non-existing plan |
 
+  @fixture.injector
+  @fixture.in_memory_database
+  @fixture.cli
+  Scenario Outline: Show no backup plans with the CLI
+    Given the CLI arguments are "<arguments>"
+    When I run the CLI
+    Then the CLI executed with "<result>"
+    And the CLI output contains "<result_message>"
+
+    Examples:
+      | arguments      | result  | result_message   | description    |
+      | plans show all | success | No backup plans. | shows no plans |
+
+  @fixture.injector
+  @fixture.in_memory_database
+  @fixture.seeds
+  @fixture.cli
+  Scenario Outline: Show backup plans with the CLI
+    Given the CLI arguments are "<arguments>"
+    And I have a backup plan with id="8aa59e7e-dc75-459b-beb5-b710b39be583"
+    When I run the CLI
+    Then the CLI executed with "<result>"
+    And the CLI output contains "8aa59e7e-dc75-459b-beb5-b710b39be583"
+    And the CLI output doesn't contains "<no_message>"
+
+    Examples:
+      | arguments      | result  | no_message       | description |
+      | plans show all | success | No backup plans. | shows plans |
 

features/steps/cli_runner_steps.py

@@ -3,9 +3,7 @@ from behave import given, when, then
 
 @given('the CLI arguments are "{arguments}"')
 def given_cli_arguments(context, arguments):
-    print(f"{arguments}")
     context.arguments = arguments.split()
-    print(f"{context.arguments}")
 
 
 @when('I run the CLI')
@@ -27,6 +25,10 @@ def then_cli_output_contains(context, string):
     assert string in context.cli_result.stdout
 
 
+@then('the CLI output doesn\'t contains "{string}"')
+def then_cli_output_contains(context, string):
+    assert not (string in context.cli_result.stdout)
+
 @then('the CLI contains the error: "{string}"')
 def then_cli_output_contains_error(context, string):
     assert string in context.cli_result.stdout

tui_rsync/core/components/backup_plan/application/queries/__init__.py

@@ -1,4 +1,5 @@
-from .get_all_backup_plans_query import GetAllBackupBackupPlansQuery
-from .get_backup_plan_by_id_query import GetBackupBackupPlanByIdQuery
+from .get_all_backup_plans_query import GetAllBackupPlansQuery
+from .get_backup_plan_by_id_query import GetBackupPlanByIdQuery
+from .get_backup_plan_count_query import GetBackupPlanCountQuery
 
-__all__ = ['GetAllBackupBackupPlansQuery', 'GetBackupBackupPlanByIdQuery']
+__all__ = ['GetAllBackupPlansQuery', 'GetBackupPlanByIdQuery', 'GetBackupPlanCountQuery']

tui_rsync/core/components/backup_plan/application/queries/get_all_backup_plans_labels_query.py

@@ -0,0 +1,12 @@
+from tui_rsync.core.ports.orm import DatabaseManagerPort
+from tui_rsync.infrastructure.orm.dto.dtos import BackupPlanDTO
+
+from tui_rsync.infrastructure.orm.models import BackupPlanModel
+
+
+class GetAllBackupBackupPlansQuery:
+    def __init__(self, database_manager: DatabaseManagerPort):
+        self.databaseManager = database_manager
+
+    def execute(self):
+        return (BackupPlanDTO.to_domain(model) for model in BackupPlanModel.select().iterator())

tui_rsync/core/components/backup_plan/application/queries/get_all_backup_plans_query.py

@@ -4,7 +4,7 @@ from tui_rsync.infrastructure.orm.dto.dtos import BackupPlanDTO
 from tui_rsync.infrastructure.orm.models import BackupPlanModel
 
 
-class GetAllBackupBackupPlansQuery:
+class GetAllBackupPlansQuery:
     def __init__(self, database_manager: DatabaseManagerPort):
         self.databaseManager = database_manager
 

tui_rsync/core/components/backup_plan/application/queries/get_backup_plan_by_id_query.py

@@ -7,7 +7,7 @@ from tui_rsync.infrastructure.orm.dto.dtos import BackupPlanDTO
 from tui_rsync.infrastructure.orm.models import BackupPlanModel
 
 
-class GetBackupBackupPlanByIdQuery:
+class GetBackupPlanByIdQuery:
     def __init__(self, database_manager: DatabaseManagerPort):
         self.databaseManager = database_manager
 

tui_rsync/core/components/backup_plan/application/queries/get_backup_plan_count_query.py

@@ -0,0 +1,11 @@
+from tui_rsync.core.ports.orm import DatabaseManagerPort
+
+from tui_rsync.infrastructure.orm.models import BackupPlanModel
+
+
+class GetBackupPlanCountQuery:
+    def __init__(self, database_manager: DatabaseManagerPort):
+        self.databaseManager = database_manager
+
+    def execute(self):
+        return BackupPlanModel.select().count()

tui_rsync/core/components/backup_plan/application/repository/__init__.py

@@ -1,3 +1,4 @@
 from .backup_plan_repository_port import BackupPlanRepositoryPort
+from .backup_plan_repository import BackupPlanRepository
 
-__all__ = ['BackupPlanRepositoryPort']
+__all__ = ['BackupPlanRepositoryPort', 'BackupPlanRepository']

tui_rsync/core/components/backup_plan/application/repository/backup_plan_repository.py

@@ -9,7 +9,7 @@ from tui_rsync.core.shared_kernel.components.common import UUID
 
 from tui_rsync.infrastructure.orm.models import BackupPlanModel
 from ..commands import RemoveBackupBackupPlanDestinationsCommand, RemoveBackupBackupPlanCommand
-from ..queries import GetBackupBackupPlanByIdQuery
+from ..queries import GetBackupPlanByIdQuery
 
 
 class BackupPlanRepository(BackupPlanRepositoryPort):
@@ -24,7 +24,7 @@ class BackupPlanRepository(BackupPlanRepositoryPort):
             destination.save(force_insert=True)
 
     def get_by_id(self, uuid: UUID) -> BackupPlan:
-        query = GetBackupBackupPlanByIdQuery(self.databaseManager)
+        query = GetBackupPlanByIdQuery(self.databaseManager)
         return query.execute(uuid)
 
     def update(self, backup_plan: BackupPlan):

tui_rsync/core/components/backup_plan/application/services/__init__.py

@@ -0,0 +1,5 @@
+from .backup_plan_service import BackupPlanService
+from .get_all_backup_plans_service import GetAllBackupPlansService
+from .get_backup_plan_count_service import GetBackupPlanCountService
+
+__all__ = ['BackupPlanService', 'GetAllBackupPlansService', 'GetBackupPlanCountService']

tui_rsync/core/components/backup_plan/application/services/get_all_backup_plans_service.py

@@ -0,0 +1,13 @@
+from typing import List
+
+from tui_rsync.core.components.backup_plan.application.queries import GetAllBackupPlansQuery
+
+from tui_rsync.core.components.backup_plan.domain import BackupPlan
+
+
+class GetAllBackupPlansService:
+    def __init__(self, get_all_backup_plan_query: GetAllBackupPlansQuery):
+        self.get_all_backup_plan_query = get_all_backup_plan_query
+
+    def get_all(self) -> List[BackupPlan]:
+        return self.get_all_backup_plan_query.execute()

tui_rsync/core/components/backup_plan/application/services/get_backup_plan_count_service.py

@@ -0,0 +1,16 @@
+from typing import List
+
+from tui_rsync.core.components.backup_plan.application.queries import GetBackupPlanCountQuery
+
+from tui_rsync.core.components.backup_plan.domain import BackupPlan
+
+
+class GetBackupPlanCountService:
+    def __init__(self, get_backup_plan_count_query: GetBackupPlanCountQuery):
+        self.get_backup_plan_count_query = get_backup_plan_count_query
+
+    def count(self) -> int:
+        return self.get_backup_plan_count_query.execute()
+
+    def is_empty(self) -> bool:
+        return self.count() == 0

tui_rsync/infrastructure/configuration/configuration.py

@@ -1,9 +1,10 @@
 from injector import singleton, Module, provider
 
 from tui_rsync.core.components.backup_plan.application.commands import RemoveAllBackupBackupPlansCommand
-from tui_rsync.core.components.backup_plan.application.queries import GetAllBackupBackupPlansQuery
-from tui_rsync.core.components.backup_plan.application.repository import BackupPlanRepositoryPort
-from tui_rsync.core.components.backup_plan.application.repository.backup_plan_repository import BackupPlanRepository
+from tui_rsync.core.components.backup_plan.application.queries import GetAllBackupPlansQuery, GetBackupPlanCountQuery
+from tui_rsync.core.components.backup_plan.application.repository import BackupPlanRepositoryPort, BackupPlanRepository
+from tui_rsync.core.components.backup_plan.application.services import GetBackupPlanCountService, \
+    GetAllBackupPlansService
 from tui_rsync.core.components.backup_plan.application.services.backup_plan_service import BackupPlanService
 from tui_rsync.core.ports.configuration import UserDataPathsPort
 from tui_rsync.core.ports.orm import DatabaseManagerPort
@@ -38,13 +39,28 @@ class Configuration(Module):
 
     @provider
     @singleton
-    def provide_remove_all_backup_backup_plans_command(self, database_manager: DatabaseManagerPort) -> RemoveAllBackupBackupPlansCommand:
+    def provide_remove_all_backup_plans_command(self, database_manager: DatabaseManagerPort) -> RemoveAllBackupBackupPlansCommand:
         return RemoveAllBackupBackupPlansCommand(database_manager)
 
     @provider
     @singleton
-    def provide_get_all_backup_backup_plans_query(self, database_manager: DatabaseManagerPort) -> GetAllBackupBackupPlansQuery:
-        return GetAllBackupBackupPlansQuery(database_manager)
+    def provide_get_all_backup_plans_query(self, database_manager: DatabaseManagerPort) -> GetAllBackupPlansQuery:
+        return GetAllBackupPlansQuery(database_manager)
+
+    @provider
+    @singleton
+    def provide_get_backup_plan_count_query(self, database_manager: DatabaseManagerPort) -> GetBackupPlanCountQuery:
+        return GetBackupPlanCountQuery(database_manager)
+
+    @provider
+    @singleton
+    def provide_get_backup_plan_count_service(self, query: GetBackupPlanCountQuery) -> GetBackupPlanCountService:
+        return GetBackupPlanCountService(query)
+
+    @provider
+    @singleton
+    def provide_get_all_backup_plans_service(self, query: GetAllBackupPlansQuery) -> GetAllBackupPlansService:
+        return GetAllBackupPlansService(query)
 
     @provider
     @singleton

tui_rsync/infrastructure/configuration/testing_configuration.py

@@ -1,9 +1,10 @@
 from injector import singleton, Module, provider
 
 from tui_rsync.core.components.backup_plan.application.commands import RemoveAllBackupBackupPlansCommand
-from tui_rsync.core.components.backup_plan.application.queries import GetAllBackupBackupPlansQuery
-from tui_rsync.core.components.backup_plan.application.repository import BackupPlanRepositoryPort
-from tui_rsync.core.components.backup_plan.application.repository.backup_plan_repository import BackupPlanRepository
+from tui_rsync.core.components.backup_plan.application.queries import GetAllBackupPlansQuery, GetBackupPlanCountQuery
+from tui_rsync.core.components.backup_plan.application.repository import BackupPlanRepositoryPort, BackupPlanRepository
+from tui_rsync.core.components.backup_plan.application.services import GetBackupPlanCountService, \
+    GetAllBackupPlansService
 from tui_rsync.core.components.backup_plan.application.services.backup_plan_service import BackupPlanService
 from tui_rsync.core.ports.configuration import UserDataPathsPort
 from tui_rsync.core.ports.orm import DatabaseManagerPort
@@ -38,13 +39,28 @@ class TestingConfiguration(Module):
 
     @provider
     @singleton
-    def provide_remove_all_backup_backup_plans_command(self, database_manager: DatabaseManagerPort) -> RemoveAllBackupBackupPlansCommand:
+    def provide_remove_all_backup_plans_command(self, database_manager: DatabaseManagerPort) -> RemoveAllBackupBackupPlansCommand:
         return RemoveAllBackupBackupPlansCommand(database_manager)
 
     @provider
     @singleton
-    def provide_get_all_backup_backup_plans_query(self, database_manager: DatabaseManagerPort) -> GetAllBackupBackupPlansQuery:
-        return GetAllBackupBackupPlansQuery(database_manager)
+    def provide_get_all_backup_plans_query(self, database_manager: DatabaseManagerPort) -> GetAllBackupPlansQuery:
+        return GetAllBackupPlansQuery(database_manager)
+
+    @provider
+    @singleton
+    def provide_get_backup_plan_count_query(self, database_manager: DatabaseManagerPort) -> GetBackupPlanCountQuery:
+        return GetBackupPlanCountQuery(database_manager)
+
+    @provider
+    @singleton
+    def provide_get_backup_plan_count_service(self, query: GetBackupPlanCountQuery) -> GetBackupPlanCountService:
+        return GetBackupPlanCountService(query)
+
+    @provider
+    @singleton
+    def provide_get_all_backup_plans_service(self, query: GetAllBackupPlansQuery) -> GetAllBackupPlansService:
+        return GetAllBackupPlansService(query)
 
     @provider
     @singleton

tui_rsync/user_interface/cli/components/backup_plan/show_backup_plan.py

@@ -20,7 +20,8 @@
 from rich.console import Console
 import typer
 
-from tui_rsync.core.components.backup_plan.application.queries import GetAllBackupBackupPlansQuery
+from tui_rsync.core.components.backup_plan.application.services import GetAllBackupPlansService, \
+    GetBackupPlanCountService
 
 from tui_rsync.core.components.backup_plan.application.services.backup_plan_service import BackupPlanService
 from tui_rsync.core.shared_kernel.components.common import UUID
@@ -48,16 +49,8 @@ def one(
 
     service: BackupPlanService = CurrentConfiguration.get(BackupPlanService)
 
-    if id is None:
-        console.print("[red b][ERROR][/] Backup plan does not exists!!!")
-        return
-
     plan = service.get_by_id(UUID(id))
 
-    if plan is None:
-        console.print("[red b][ERROR][/] Backup plan does not exists!!!")
-        return
-
     console.print(BackupPlanFormat.format(plan))
 
 
@@ -67,7 +60,10 @@ def all():
     [green b]Show[/] [yellow]all existing backup plans[/].
     """
 
-    query = CurrentConfiguration.get(GetAllBackupBackupPlansQuery)
-
-    for backup_plan in query.execute():
-        console.print(BackupPlanFormat.format(backup_plan))
+    count_service = CurrentConfiguration.get(GetBackupPlanCountService)
+    if count_service.is_empty():
+        console.print("No backup plans.")
+    else:
+        service = CurrentConfiguration.get(GetAllBackupPlansService)
+        for backup_plan in service.get_all():
+            console.print(BackupPlanFormat.format(backup_plan))