locals.tf

locals {
  csi = "${var.csi}-${var.module}"

  lambdas_dir = "../../../../lambdas"

  lambdas_source_code_dir = abspath("${path.module}/${local.lambdas_dir}")
  pdfjs_layer_zip         = abspath("${local.lambdas_source_code_dir}/layers/pdfjs/dist/layer/pdfjs-layer.zip")
  pdfjs_layer_lockfile    = abspath("${local.lambdas_source_code_dir}/layers/pdfjs/package-lock.json")

  client_ssm_path_prefix  = "/${var.csi}/clients"
  client_ssm_path_pattern = "arn:aws:ssm:${var.region}:${var.aws_account_id}:parameter${local.client_ssm_path_prefix}/*"

  openapi_spec = templatefile("${path.module}/spec.tmpl.json", {
    APIG_EXECUTION_ROLE_ARN          = aws_iam_role.api_gateway_execution_role.arn
    AUTHORIZER_LAMBDA_ARN            = module.authorizer_lambda.function_arn
    AWS_REGION                       = var.region
    COUNT_ROUTING_CONFIGS_LAMBDA_ARN = module.count_routing_configs_lambda.function_arn
    CREATE_LAMBDA_ARN                = module.create_template_lambda.function_arn
    DELETE_LAMBDA_ARN                = module.delete_template_lambda.function_arn
    GET_CLIENT_LAMBDA_ARN            = module.get_client_lambda.function_arn
    GET_LAMBDA_ARN                   = module.get_template_lambda.function_arn
    GET_ROUTING_CONFIG_LAMBDA_ARN    = module.get_routing_config_lambda.function_arn
    LIST_LAMBDA_ARN                  = module.list_template_lambda.function_arn
    LIST_ROUTING_CONFIGS_LAMBDA_ARN  = module.list_routing_configs_lambda.function_arn
    REQUEST_PROOF_LAMBDA_ARN         = module.request_proof_lambda.function_arn
    SUBMIT_LAMBDA_ARN                = module.submit_template_lambda.function_arn
    UPDATE_LAMBDA_ARN                = module.update_template_lambda.function_arn
    UPLOAD_LETTER_LAMBDA_ARN         = module.upload_letter_template_lambda.function_arn
  })

  backend_lambda_environment_variables = {
    CLIENT_CONFIG_SSM_KEY_PREFIX            = local.client_ssm_path_prefix
    CLIENT_CONFIG_TTL_SECONDS               = 900
    DEFAULT_LETTER_SUPPLIER                 = local.default_letter_supplier_name
    ENVIRONMENT                             = var.environment
    NODE_OPTIONS                            = "--enable-source-maps"
    REQUEST_PROOF_QUEUE_URL                 = module.sqs_sftp_upload.sqs_queue_url
    ROUTING_CONFIG_TABLE_NAME               = aws_dynamodb_table.routing_configuration.name
    SUPPLIER_RECIPIENT_EMAIL_ADDRESSES      = jsonencode({ for k, v in var.letter_suppliers : k => v.email_addresses })
    TEMPLATE_SUBMITTED_SENDER_EMAIL_ADDRESS = var.template_submitted_sender_email_address
    TEMPLATES_DOWNLOAD_BUCKET_NAME          = module.s3bucket_download.id
    TEMPLATES_INTERNAL_BUCKET_NAME          = module.s3bucket_internal.id
    TEMPLATES_QUARANTINE_BUCKET_NAME        = module.s3bucket_quarantine.id
    TEMPLATES_TABLE_NAME                    = aws_dynamodb_table.templates.name
  }

  mock_letter_supplier_name = "WTMMOCK"

  use_sftp_letter_supplier_mock = lookup(var.letter_suppliers, local.mock_letter_supplier_name, null) != null

  default_letter_supplier_name = try([
    for k, v in var.letter_suppliers : k if v.default_supplier
  ][0], "")

  sftp_environment = "${var.group}-${var.environment}-${var.component}"
}