fix: ensuring the account names are ordered (#54)

main.tf

@@ -44,25 +44,23 @@ resource "aws_sns_topic_subscription" "subscribers" {
 module "notify" {
   source = "./modules/notify"
 
+  accounts_id_to_name                    = var.accounts_id_to_name
   cloudwatch_log_group_kms_key_id        = var.cloudwatch_log_group_kms_key_id
   cloudwatch_log_group_retention_in_days = var.cloudwatch_log_group_retention
   cloudwatch_log_group_tags              = var.tags
   create_sns_topic                       = false
+  delivery_channels                      = local.channels_config
+  enable_slack                           = var.enable_slack
+  enable_teams                           = var.enable_teams
   iam_role_tags                          = var.tags
+  identity_center_role                   = var.identity_center_role
+  identity_center_start_url              = var.identity_center_start_url
   lambda_function_tags                   = var.tags
+  post_icons_url                         = var.post_icons_url
   recreate_missing_package               = false
-  enable_slack                           = var.enable_slack
-  enable_teams                           = var.enable_teams
-  delivery_channels                      = local.channels_config
   sns_topic_name                         = var.sns_topic_name
   sns_topic_tags                         = var.tags
   tags                                   = var.tags
 
-  accounts_id_to_name = var.accounts_id_to_name
-  post_icons_url      = var.post_icons_url
-
-  identity_center_start_url = var.identity_center_start_url
-  identity_center_role      = var.identity_center_role
-
   depends_on = [module.sns]
 }

modules/notify/main.tf

@@ -63,10 +63,18 @@ locals {
     }
   }
 
+  ## We need to ensure the account names are ordered 
+  account_by_ids = [
+    for name in sort(keys(var.accounts_id_to_name)) : {
+      id   = name
+      name = var.accounts_id_to_name[name]
+    }
+  ]
+
   accounts_id_to_name_python_dictonary = templatefile(
     "${path.module}/mapAccountIdToName-python-dict.tftpl",
     {
-      accounts_id_to_name = var.accounts_id_to_name
+      accounts_id_to_name = local.account_by_ids
     }
   )
   notification_emblems_python = templatefile(

modules/notify/mapAccountIdToName-python-dict.tftpl

@@ -1,6 +1,6 @@
 # generated by terraform
 ACCOUNT_ID_TO_NAME = {
-%{~ for account_id, account_name in accounts_id_to_name}
-  "${account_id}": "${account_name}",
+%{~ for account in accounts_id_to_name}
+  "${account.id}": "${account.name}",
 %{~ endfor}
 }

modules/notify/versions.tf → modules/notify/terraform.tf

@@ -6,5 +6,9 @@ terraform {
       source  = "hashicorp/aws"
       version = ">= 4.8"
     }
+    local = {
+      source  = "hashicorp/local"
+      version = ">= 2.5.0"
+    }
   }
 }