Feat: add data provider for workflows thru data env0_environment (#957)

* Feat: add data provider for workflows thru data env0_environment

* added another alias in the test

* add sort

env0/data_environment.go

@@ -2,6 +2,8 @@ package env0
 
 import (
 	"context"
+	"slices"
+	"strings"
 
 	"github.com/env0/terraform-provider-env0/client"
 	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
@@ -98,6 +100,25 @@ func dataEnvironment() *schema.Resource {
 				Description: "The token id used for repo integrations (Used by Gitlab or Azure DevOps)",
 				Computed:    true,
 			},
+			"sub_environment_configuration": {
+				Type:        schema.TypeList,
+				Description: "the sub environments of the workflow environment. (Empty for non workflow environments)",
+				Computed:    true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"id": {
+							Type:        schema.TypeString,
+							Description: "the id of the sub environment",
+							Computed:    true,
+						},
+						"alias": {
+							Type:        schema.TypeString,
+							Description: "sub environment alias name",
+							Computed:    true,
+						},
+					},
+				},
+			},
 		},
 	}
 }
@@ -127,6 +148,30 @@ func dataEnvironmentRead(ctx context.Context, d *schema.ResourceData, meta inter
 		return diag.FromErr(err)
 	}
 
+	subEnvironments := []interface{}{}
+
+	if environment.LatestDeploymentLog.WorkflowFile != nil {
+		for alias, subenv := range environment.LatestDeploymentLog.WorkflowFile.Environments {
+			subEnvironment := map[string]interface{}{
+				"id":    subenv.EnvironmentId,
+				"alias": alias,
+			}
+			subEnvironments = append(subEnvironments, subEnvironment)
+		}
+	}
+
+	slices.SortFunc(subEnvironments, func(a, b interface{}) int {
+		amap := a.(map[string]interface{})
+		bmap := b.(map[string]interface{})
+
+		aalias := amap["alias"].(string)
+		balias := bmap["alias"].(string)
+
+		return strings.Compare(aalias, balias)
+	})
+
+	d.Set("sub_environment_configuration", subEnvironments)
+
 	templateId := environment.LatestDeploymentLog.BlueprintId
 
 	template, err := getTemplateById(templateId, meta)

env0/data_environment_test.go

@@ -32,6 +32,16 @@ func TestEnvironmentDataSource(t *testing.T) {
 			BlueprintId:       template.Id,
 			BlueprintRevision: "revision",
 			Output:            []byte(`{"a": "b"}`),
+			WorkflowFile: &client.WorkflowFile{
+				Environments: map[string]client.WorkflowSubEnvironment{
+					"db": {
+						EnvironmentId: "id_db",
+					},
+					"compute": {
+						EnvironmentId: "id_compute",
+					},
+				},
+			},
 		},
 	}
 
@@ -78,6 +88,10 @@ func TestEnvironmentDataSource(t *testing.T) {
 						resource.TestCheckResourceAttr(accessor, "token_id", template.TokenId),
 						resource.TestCheckResourceAttr(accessor, "github_installation_id", strconv.Itoa(template.GithubInstallationId)),
 						resource.TestCheckResourceAttr(accessor, "bitbucket_client_key", template.BitbucketClientKey),
+						resource.TestCheckResourceAttr(accessor, "sub_environment_configuration.0.alias", "compute"),
+						resource.TestCheckResourceAttr(accessor, "sub_environment_configuration.0.id", "id_compute"),
+						resource.TestCheckResourceAttr(accessor, "sub_environment_configuration.1.alias", "db"),
+						resource.TestCheckResourceAttr(accessor, "sub_environment_configuration.1.id", "id_db"),
 					),
 				},
 			},

tests/integration/012_environment/main.tf

@@ -219,7 +219,6 @@ resource "env0_template_project_assignment" "assignment_workflow" {
   project_id  = env0_project.test_project.id
 }
 
-
 resource "env0_variable_set" "variable_set1" {
   name        = "variable-set-project-${random_string.random.result}"
   description = "description123"
@@ -253,10 +252,10 @@ resource "env0_environment" "workflow-environment" {
     env0_template_project_assignment.assignment_workflow,
     env0_template_project_assignment.assignment_sub_environment_null_template
   ]
-  force_destroy              = true
-  name                       = "environment-workflow-${random_string.random.result}"
-  project_id                 = env0_project.test_project.id
-  template_id                = env0_template.workflow_template.id
+  force_destroy = true
+  name          = "environment-workflow-${random_string.random.result}"
+  project_id    = env0_project.test_project.id
+  template_id   = env0_template.workflow_template.id
 
   configuration {
     name  = "n1"
@@ -268,7 +267,7 @@ resource "env0_environment" "workflow-environment" {
   sub_environment_configuration {
     alias                      = "rootService1"
     revision                   = "master"
-    approve_plan_automatically = var.second_run ? false : true 
+    approve_plan_automatically = var.second_run ? false : true
     configuration {
       name  = "sub_env1_var1"
       value = "hello"
@@ -280,6 +279,10 @@ resource "env0_environment" "workflow-environment" {
   }
 }
 
+data "env0_environment" "test-workflow" {
+  id = env0_environment.workflow-environment.id
+}
+
 resource "env0_environment" "mark_as_archived" {
   depends_on       = [env0_template_project_assignment.assignment]
   name             = "environment-mark-as-archived-${random_string.random.result}"