# ── Accounts Service — Cloud Run ──────────────────────────────────────────────
# Handles auth, billing, subscriptions, marketplace.
# Connects to Cloud SQL via built-in Auth Proxy (Unix socket volume mount).
# All three regions share the same Cloud SQL instance (us-central1).

locals {
  accounts_labels = {
    "managed-by" = "terraform"
    "service"    = "neuron-accounts"
  }
  sql_instance = google_sql_database_instance.main.connection_name
}

# ── Prod — us-central1 ────────────────────────────────────────────────────────

resource "google_cloud_run_v2_service" "accounts_us" {
  name     = "accounts-prod-us"
  location = "us-central1"
  project  = var.project_id
  ingress  = "INGRESS_TRAFFIC_ALL"
  labels   = local.accounts_labels

  template {
    service_account = google_service_account.accounts.email

    scaling {
      min_instance_count = 1
      max_instance_count = 50
    }

    containers {
      image = local.accounts_image

      resources {
        limits = {
          cpu    = "1"
          memory = "512Mi"
        }
        cpu_idle = true
      }

      env {
        name  = "ENV"
        value = "production"
      }
      env {
        name  = "ACCOUNTS_PORT"
        value = "8080"
      }
      env {
        name = "ACCOUNTS_DATABASE_URL"
        value_source {
          secret_key_ref {
            secret  = google_secret_manager_secret.accounts_database_url.secret_id
            version = "latest"
          }
        }
      }
      env {
        name = "JWT_SECRET"
        value_source {
          secret_key_ref {
            secret  = google_secret_manager_secret.jwt_secret.secret_id
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_SECRET_KEY"
        value_source {
          secret_key_ref {
            secret  = "stripe-secret-key"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_WEBHOOK_SECRET"
        value_source {
          secret_key_ref {
            secret  = "stripe-webhook-secret"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_PRICE_PROFESSIONAL"
        value_source {
          secret_key_ref {
            secret  = "stripe-price-professional"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_PRICE_FOUNDING"
        value_source {
          secret_key_ref {
            secret  = "stripe-price-founding"
            version = "latest"
          }
        }
      }

      ports {
        container_port = 8080
        name           = "http1"
      }

      startup_probe {
        http_get {
          path = "/health"
          port = 8080
        }
        initial_delay_seconds = 2
        timeout_seconds       = 5
        period_seconds        = 5
        failure_threshold     = 10
      }

      liveness_probe {
        http_get {
          path = "/health"
          port = 8080
        }
        timeout_seconds   = 5
        period_seconds    = 30
        failure_threshold = 3
      }

      volume_mounts {
        name       = "cloudsql"
        mount_path = "/cloudsql"
      }
    }

    volumes {
      name = "cloudsql"
      cloud_sql_instance {
        instances = [local.sql_instance]
      }
    }
  }

  traffic {
    type    = "TRAFFIC_TARGET_ALLOCATION_TYPE_LATEST"
    percent = 100
  }

  depends_on = [
    google_project_iam_member.accounts_secret_accessor,
    google_project_iam_member.accounts_sql_client,
    google_secret_manager_secret_version.accounts_database_url,
    google_secret_manager_secret_version.jwt_secret,
  ]
}

# ── Prod — europe-west1 ───────────────────────────────────────────────────────

resource "google_cloud_run_v2_service" "accounts_eu" {
  name     = "accounts-prod-eu"
  location = "europe-west1"
  project  = var.project_id
  ingress  = "INGRESS_TRAFFIC_ALL"
  labels   = local.accounts_labels

  template {
    service_account = google_service_account.accounts.email

    scaling {
      min_instance_count = 1
      max_instance_count = 50
    }

    containers {
      image = local.accounts_image

      resources {
        limits = {
          cpu    = "1"
          memory = "512Mi"
        }
        cpu_idle = true
      }

      env {
        name  = "ENV"
        value = "production"
      }
      env {
        name  = "ACCOUNTS_PORT"
        value = "8080"
      }
      env {
        name = "ACCOUNTS_DATABASE_URL"
        value_source {
          secret_key_ref {
            secret  = google_secret_manager_secret.accounts_database_url.secret_id
            version = "latest"
          }
        }
      }
      env {
        name = "JWT_SECRET"
        value_source {
          secret_key_ref {
            secret  = google_secret_manager_secret.jwt_secret.secret_id
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_SECRET_KEY"
        value_source {
          secret_key_ref {
            secret  = "stripe-secret-key"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_WEBHOOK_SECRET"
        value_source {
          secret_key_ref {
            secret  = "stripe-webhook-secret"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_PRICE_PROFESSIONAL"
        value_source {
          secret_key_ref {
            secret  = "stripe-price-professional"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_PRICE_FOUNDING"
        value_source {
          secret_key_ref {
            secret  = "stripe-price-founding"
            version = "latest"
          }
        }
      }

      ports {
        container_port = 8080
        name           = "http1"
      }

      startup_probe {
        http_get {
          path = "/health"
          port = 8080
        }
        initial_delay_seconds = 2
        timeout_seconds       = 5
        period_seconds        = 5
        failure_threshold     = 10
      }

      liveness_probe {
        http_get {
          path = "/health"
          port = 8080
        }
        timeout_seconds   = 5
        period_seconds    = 30
        failure_threshold = 3
      }

      volume_mounts {
        name       = "cloudsql"
        mount_path = "/cloudsql"
      }
    }

    volumes {
      name = "cloudsql"
      cloud_sql_instance {
        instances = [local.sql_instance]
      }
    }
  }

  traffic {
    type    = "TRAFFIC_TARGET_ALLOCATION_TYPE_LATEST"
    percent = 100
  }

  depends_on = [
    google_project_iam_member.accounts_secret_accessor,
    google_project_iam_member.accounts_sql_client,
  ]
}

# ── Prod — asia-northeast1 ────────────────────────────────────────────────────

resource "google_cloud_run_v2_service" "accounts_apac" {
  name     = "accounts-prod-apac"
  location = "asia-northeast1"
  project  = var.project_id
  ingress  = "INGRESS_TRAFFIC_ALL"
  labels   = local.accounts_labels

  template {
    service_account = google_service_account.accounts.email

    scaling {
      min_instance_count = 1
      max_instance_count = 50
    }

    containers {
      image = local.accounts_image

      resources {
        limits = {
          cpu    = "1"
          memory = "512Mi"
        }
        cpu_idle = true
      }

      env {
        name  = "ENV"
        value = "production"
      }
      env {
        name  = "ACCOUNTS_PORT"
        value = "8080"
      }
      env {
        name = "ACCOUNTS_DATABASE_URL"
        value_source {
          secret_key_ref {
            secret  = google_secret_manager_secret.accounts_database_url.secret_id
            version = "latest"
          }
        }
      }
      env {
        name = "JWT_SECRET"
        value_source {
          secret_key_ref {
            secret  = google_secret_manager_secret.jwt_secret.secret_id
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_SECRET_KEY"
        value_source {
          secret_key_ref {
            secret  = "stripe-secret-key"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_WEBHOOK_SECRET"
        value_source {
          secret_key_ref {
            secret  = "stripe-webhook-secret"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_PRICE_PROFESSIONAL"
        value_source {
          secret_key_ref {
            secret  = "stripe-price-professional"
            version = "latest"
          }
        }
      }
      env {
        name = "STRIPE_PRICE_FOUNDING"
        value_source {
          secret_key_ref {
            secret  = "stripe-price-founding"
            version = "latest"
          }
        }
      }

      ports {
        container_port = 8080
        name           = "http1"
      }

      startup_probe {
        http_get {
          path = "/health"
          port = 8080
        }
        initial_delay_seconds = 2
        timeout_seconds       = 5
        period_seconds        = 5
        failure_threshold     = 10
      }

      liveness_probe {
        http_get {
          path = "/health"
          port = 8080
        }
        timeout_seconds   = 5
        period_seconds    = 30
        failure_threshold = 3
      }

      volume_mounts {
        name       = "cloudsql"
        mount_path = "/cloudsql"
      }
    }

    volumes {
      name = "cloudsql"
      cloud_sql_instance {
        instances = [local.sql_instance]
      }
    }
  }

  traffic {
    type    = "TRAFFIC_TARGET_ALLOCATION_TYPE_LATEST"
    percent = 100
  }

  depends_on = [
    google_project_iam_member.accounts_secret_accessor,
    google_project_iam_member.accounts_sql_client,
  ]
}