// 2026-03-17 17:30
// resources.tf — ресурсы Postgres и однократный запуск SQL-инициализации через sless_job.
resource "nubes_postgres" "npg" {
  resource_name = "teststand-pg-2"
  # s3_uid                = "s01325"
  s3_uid             = var.s3_uid
  resource_realm     = var.realm
  resource_instances = 1
  resource_memory    = 512
  resource_c_p_u     = 500
  resource_disk      = "1"
  app_version        = "17"
  json_parameters = jsonencode({
    log_connections    = "off"
    log_disconnections = "off"
  })
  enable_pg_pooler_master      = false
  enable_pg_pooler_slave       = false
  allow_no_s_s_l               = false
  auto_scale                   = false
  auto_scale_percentage        = 10
  auto_scale_tech_window       = 0
  auto_scale_quota_gb          = "1"
  need_external_address_master = false

  # suspend_on_destroy = false
  operation_timeout        = "11m"
  adopt_existing_on_create = true
}

resource "nubes_postgres_user" "pg_user" {
  postgres_id              = nubes_postgres.npg.id
  username                 = "u-user0"
  role                     = "ddl_user"
  adopt_existing_on_create = true
}

resource "nubes_postgres_database" "db" {
  postgres_id              = nubes_postgres.npg.id
  db_name                  = "db_terra"
  db_owner                 = nubes_postgres_user.pg_user.username
  adopt_existing_on_create = true
  # suspend_on_destroy = false
}

# Служебная функция выполняет SQL-операторы из event_json.
resource "sless_function" "postgres_sql_runner_create_table" {
  name        = "pg-create-table-runner"
  runtime     = "python3.11"
  entrypoint  = "sql_runner.run_sql"
  memory_mb   = 128
  timeout_sec = 30

  env_vars = {
    PGHOST     = nubes_postgres.npg.state_out_flat["internalConnect.master"]
    PGPORT     = "5432"
    PGDATABASE = nubes_postgres_database.db.db_name
    PGUSER     = var.pg_user
    PGPASSWORD = var.pg_password
    PGSSLMODE  = "require"
  }

  source_dir = "${path.module}/code/sql-runner"
}
resource "sless_job" "postgres_table_init_job" {
  name             = "pg-create-table-job-main-v12"
  function         = sless_function.postgres_sql_runner_create_table.name
  wait_timeout_sec = 180
  run_id           = 12

  event_json = jsonencode({
    statements = [
      "CREATE TABLE IF NOT EXISTS terraform_demo_table (id serial PRIMARY KEY, title text NOT NULL, created_at timestamp DEFAULT now())"
    ]
  })

  depends_on = [
    nubes_postgres_database.db
  ]
}