Add api_management_api data module (#28)

Author: ArtiomMatiom

api_management_api/main.tf

@@ -0,0 +1,30 @@
+terraform {
+  required_version = "~> 1.3"
+
+  required_providers {
+    azurerm = {
+      source  = "hashicorp/azurerm"
+      version = "=3.40.0"
+    }
+  }
+  backend "azurerm" {}
+}
+
+provider "azurerm" {
+  features {}
+}
+
+data "azurerm_subscription" "current" {
+}
+
+data "azurerm_api_management_api" "api" {
+  name                = var.name
+  api_management_name = var.api_management_name
+  resource_group_name = var.resource_group_name
+  revision            = var.api_revision
+}
+
+data "azuread_application" "app_registration" {
+  count = var.app_registration_name != null ? 1 : 0
+  display_name = var.app_registration_name
+}

api_management_api/outputs.tf

@@ -0,0 +1,15 @@
+output "resource_group_name" {
+  value = var.resource_group_name
+}
+
+output "api_management_name" {
+  value = var.api_management_name
+}
+
+output "id" {
+  value =  data.azurerm_api_management_api.api.id
+}
+
+output "client_id" {
+  value = var.app_registration_name != null ? data.azuread_application.app_registration[0].client_id : null
+}

api_management_api/variables.tf

@@ -0,0 +1,26 @@
+variable "name" {
+  type        = string
+  description = "API name"
+}
+
+variable "api_management_name" {
+  type        = string
+  description = "API management name"
+}
+
+variable "resource_group_name" {
+  type        = string
+  description = "name of the Resource group where APIM_Management is located"
+}
+
+variable "api_revision" {
+  type        = string
+  description = "revision of the API"
+  default = "1"
+}
+
+variable "app_registration_name" {
+  type        = string
+  description = "app registration name, that is responsible for authorizing the API"
+  default = null
+}