fix(controlplane): support soft-deleted items on name constraint

app/controlplane/internal/biz/workflow_integration_test.go

@@ -56,6 +56,27 @@ func (s *workflowIntegrationTestSuite) TestContractLatestAvailable() {
 	})
 }
 
+func (s *workflowIntegrationTestSuite) TestCreateDuplicatedName() {
+	ctx := context.Background()
+
+	const workflowName = "name"
+	existingWorkflow, err := s.Workflow.Create(ctx, &biz.WorkflowCreateOpts{OrgID: s.org.ID, Name: workflowName})
+	require.NoError(s.T(), err)
+
+	s.Run("can't create a workflow with the same name", func() {
+		_, err = s.Workflow.Create(ctx, &biz.WorkflowCreateOpts{OrgID: s.org.ID, Name: workflowName})
+		s.ErrorContains(err, "name already taken")
+	})
+
+	s.Run("but if we delete it we can", func() {
+		err = s.Workflow.Delete(ctx, s.org.ID, existingWorkflow.ID.String())
+		require.NoError(s.T(), err)
+
+		_, err = s.Workflow.Create(ctx, &biz.WorkflowCreateOpts{OrgID: s.org.ID, Name: workflowName})
+		require.NoError(s.T(), err)
+	})
+}
+
 func (s *workflowIntegrationTestSuite) TestCreate() {
 	ctx := context.Background()
 	testCases := []struct {

app/controlplane/internal/biz/workflowcontract_integration_test.go

@@ -116,6 +116,27 @@ func (s *workflowContractIntegrationTestSuite) TestUpdate() {
 	}
 }
 
+func (s *workflowContractIntegrationTestSuite) TestCreateDuplicatedName() {
+	ctx := context.Background()
+
+	const contractName = "name"
+	contract, err := s.WorkflowContract.Create(ctx, &biz.WorkflowContractCreateOpts{OrgID: s.org.ID, Name: contractName})
+	require.NoError(s.T(), err)
+
+	s.Run("can't create a contract with the same name", func() {
+		_, err := s.WorkflowContract.Create(ctx, &biz.WorkflowContractCreateOpts{OrgID: s.org.ID, Name: contractName})
+		s.ErrorContains(err, "name already taken")
+	})
+
+	s.Run("but if we delete it we can", func() {
+		err = s.WorkflowContract.Delete(ctx, s.org.ID, contract.ID.String())
+		require.NoError(s.T(), err)
+
+		_, err := s.WorkflowContract.Create(ctx, &biz.WorkflowContractCreateOpts{OrgID: s.org.ID, Name: contractName})
+		require.NoError(s.T(), err)
+	})
+}
+
 func (s *workflowContractIntegrationTestSuite) TestCreate() {
 	ctx := context.Background()
 

app/controlplane/internal/data/ent/migrate/migrations/20240312141340.sql

@@ -11,7 +11,7 @@ SET name = regexp_replace(
 -- and project
 UPDATE workflows
 SET project = regexp_replace(
-             lower(name), 
+             lower(project),
              '[^a-z0-9-]', 
              '-', 
              'g'

app/controlplane/internal/data/ent/migrate/migrations/20240313115221.sql

@@ -0,0 +1,8 @@
+-- Drop index "workflowcontract_name_organization_workflow_contracts" from table: "workflow_contracts"
+DROP INDEX "workflowcontract_name_organization_workflow_contracts";
+-- Create index "workflowcontract_name_organization_workflow_contracts" to table: "workflow_contracts"
+CREATE UNIQUE INDEX "workflowcontract_name_organization_workflow_contracts" ON "workflow_contracts" ("name", "organization_workflow_contracts") WHERE (deleted_at IS NULL);
+-- Drop index "workflow_name_organization_id" from table: "workflows"
+DROP INDEX "workflow_name_organization_id";
+-- Create index "workflow_name_organization_id" to table: "workflows"
+CREATE UNIQUE INDEX "workflow_name_organization_id" ON "workflows" ("name", "organization_id") WHERE (deleted_at IS NULL);

app/controlplane/internal/data/ent/migrate/migrations/atlas.sum

@@ -1,4 +1,4 @@
-h1:jlgZQ/R2/gTBkWCCkoXvtWydFDgCgQz2vjAVrYvW/pg=
+h1:9ZaVZApcnCY4PP6Ahf4zW9sH3MKuvi4eSJkRBlog1X0=
 20230706165452_init-schema.sql h1:VvqbNFEQnCvUVyj2iDYVQQxDM0+sSXqocpt/5H64k8M=
 20230710111950-cas-backend.sql h1:A8iBuSzZIEbdsv9ipBtscZQuaBp3V5/VMw7eZH6GX+g=
 20230712094107-cas-backends-workflow-runs.sql h1:a5rzxpVGyd56nLRSsKrmCFc9sebg65RWzLghKHh5xvI=
@@ -26,5 +26,6 @@ h1:jlgZQ/R2/gTBkWCCkoXvtWydFDgCgQz2vjAVrYvW/pg=
 20240303073902.sql h1:vTC9GmUjsyYzOmsEkLcVLvu+h5iJAohQnGFl+OoQLHQ=
 20240303145130.sql h1:IY21A96Cq7wrNXkLWqhwNGXWcJVxUG7v6PorhOxMvao=
 20240312102059.sql h1:nHApYqyVHcdHHivQFDw+AzPTVa4Gn3NHqmZnxVeZsoA=
-20240312141340.sql h1:QDVfhXAD0//TikLmOWM6hdXiEGeahrjm1xeyHlYu9f8=
-20240312211838.sql h1:l1anepk4TgpuRYGdcysltfM9pMVzqe/x6/QuSkqGV6w=
+20240312141340.sql h1:bzZd5uvibbLZcpjam/wRwr1aF+zKMF2O+wELBAraDrU=
+20240312211838.sql h1:cCiivFnB5mMySOzOgD72ttWGqp3a4IVWwvg+k/TNHYo=
+20240313115221.sql h1:mhlM4LpGHmbicQ7m/13Iw7c6pZRBzvd14ojrUTe/knM=

app/controlplane/internal/data/ent/migrate/schema.go

@@ -3,6 +3,7 @@
 package migrate
 
 import (
+	"entgo.io/ent/dialect/entsql"
 	"entgo.io/ent/dialect/sql/schema"
 	"entgo.io/ent/schema/field"
 )
@@ -331,6 +332,9 @@ var (
 				Name:    "workflow_name_organization_id",
 				Unique:  true,
 				Columns: []*schema.Column{WorkflowsColumns[1], WorkflowsColumns[9]},
+				Annotation: &entsql.IndexAnnotation{
+					Where: "deleted_at IS NULL",
+				},
 			},
 		},
 	}
@@ -361,6 +365,9 @@ var (
 				Name:    "workflowcontract_name_organization_workflow_contracts",
 				Unique:  true,
 				Columns: []*schema.Column{WorkflowContractsColumns[1], WorkflowContractsColumns[5]},
+				Annotation: &entsql.IndexAnnotation{
+					Where: "deleted_at IS NULL",
+				},
 			},
 		},
 	}

app/controlplane/internal/data/ent/schema/workflow.go

@@ -70,7 +70,9 @@ func (Workflow) Edges() []ent.Edge {
 
 func (Workflow) Indexes() []ent.Index {
 	return []ent.Index{
-		// names are unique within an organization
-		index.Fields("name").Edges("organization").Unique(),
+		// names are unique within a organization and affects only to non-deleted items
+		index.Fields("name").Edges("organization").Unique().Annotations(
+			entsql.IndexWhere("deleted_at IS NULL"),
+		),
 	}
 }

app/controlplane/internal/data/ent/schema/workflowcontract.go

@@ -61,7 +61,9 @@ func (WorkflowContract) Edges() []ent.Edge {
 
 func (WorkflowContract) Indexes() []ent.Index {
 	return []ent.Index{
-		// names are unique within an organization
-		index.Fields("name").Edges("organization").Unique(),
+		// names are unique within a organization and affects only to non-deleted items
+		index.Fields("name").Edges("organization").Unique().Annotations(
+			entsql.IndexWhere("deleted_at IS NULL"),
+		),
 	}
 }