fix: IAM policy integration

Author: antonbabenko

.chglog/config.yml

@@ -2,7 +2,7 @@ style: github
 template: CHANGELOG.tpl.md
 info:
   title: CHANGELOG
-  repository_url: https://github.com/terraform-aws-modules/terraform-aws-step-function
+  repository_url: https://github.com/terraform-aws-modules/terraform-aws-step-functions
 options:
   header:
     pattern: "^(.*)$"

README.md

@@ -18,7 +18,7 @@ This Terraform module is the part of [serverless.tf framework](https://github.co
 
 ```hcl
 module "step_function" {
-  source = "terraform-aws-modules/step-function/aws"
+  source = "terraform-aws-modules/step-functions/aws"
 
   name       = "my-step-function"
   definition = <<EOF
@@ -66,7 +66,7 @@ Example of `service_integrations` arguments:
 
 ```hcl
 module "step_function" {
-  source = "terraform-aws-modules/step-function/aws"
+  source = "terraform-aws-modules/step-functions/aws"
 
   # ... omitted
   service_integrations = {
@@ -106,7 +106,7 @@ Sometimes you need to have a way to create resources conditionally, so the solut
 
 ```hcl
 module "step_function" {
-  source = "terraform-aws-modules/step-function/aws"
+  source = "terraform-aws-modules/step-functions/aws"
 
   create      = false # to disable all resources
   create_role = false  # to control creation of the IAM role and policies required for Step Function
@@ -118,7 +118,7 @@ module "step_function" {
 
 ## Examples
 
-* [Complete](https://github.com/terraform-aws-modules/terraform-aws-step-function/tree/master/examples/complete) - Create Step Function and required IAM resources in various combinations with all supported features.
+* [Complete](https://github.com/terraform-aws-modules/terraform-aws-step-functions/tree/master/examples/complete) - Create Step Function and required IAM resources in various combinations with all supported features.
 
 
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->

main.tf

@@ -80,14 +80,14 @@ data "aws_iam_policy_document" "service" {
 }
 
 resource "aws_iam_policy" "service" {
-  for_each = local.create_role && var.attach_policy_statements ? var.service_integrations : tomap({})
+  for_each = local.create_role && var.attach_policies_for_integrations ? var.service_integrations : tomap({})
 
   name   = "${local.role_name}-${each.key}"
   policy = data.aws_iam_policy_document.service[each.key].json
 }
 
 resource "aws_iam_policy_attachment" "service" {
-  for_each = local.create_role && var.attach_policy_statements ? var.service_integrations : tomap({})
+  for_each = local.create_role && var.attach_policies_for_integrations ? var.service_integrations : tomap({})
 
   name       = "${local.role_name}-${each.key}"
   roles      = [aws_iam_role.this[0].name]