# Package registries — Verdaccio (npm) and devpi (PyPI)
# Both proxy to public registries and cache locally on Legion

resource "kubernetes_namespace" "packages" {
  metadata {
    name = "packages"
    labels = {
      managed-by = "terraform"
      tier       = "infrastructure"
    }
  }
}

resource "kubernetes_persistent_volume_claim" "verdaccio_data" {
  metadata {
    name      = "verdaccio-data"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }
  spec {
    access_modes = ["ReadWriteOnce"]
    resources {
      requests = { storage = "10Gi" }
    }
  }
}

resource "kubernetes_persistent_volume_claim" "devpi_data" {
  metadata {
    name      = "devpi-data"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }
  spec {
    access_modes = ["ReadWriteOnce"]
    resources {
      requests = { storage = "10Gi" }
    }
  }
}

# Verdaccio — npm proxy/cache
resource "kubernetes_config_map" "verdaccio_config" {
  metadata {
    name      = "verdaccio-config"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }

  data = {
    "config.yaml" = <<-EOT
      storage: /verdaccio/storage
      auth:
        htpasswd:
          file: /verdaccio/storage/htpasswd
          max_users: 1
      uplinks:
        npmjs:
          url: https://registry.npmjs.org/
          cache: true
      packages:
        '@harmonic-framework/*':
          access: $authenticated
          publish: $authenticated
          unpublish: $authenticated
        '**':
          access: $all
          publish: $authenticated
          proxy: npmjs
      listen: 0.0.0.0:4873
      server:
        keepAliveTimeout: 60
      log:
        type: stdout
        format: pretty
        level: http
    EOT
  }
}

resource "kubernetes_deployment" "verdaccio" {
  metadata {
    name      = "verdaccio"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }

  spec {
    replicas = 1
    selector {
      match_labels = { app = "verdaccio" }
    }
    template {
      metadata {
        labels = { app = "verdaccio" }
      }
      spec {
        security_context {
          fs_group = 101
        }
        container {
          name  = "verdaccio"
          image = "verdaccio/verdaccio:5"

          port {
            container_port = 4873
          }

          # Override k8s service env injection which conflicts with Verdaccio's port detection
          env {
            name  = "VERDACCIO_PORT"
            value = "4873"
          }

          volume_mount {
            name       = "config"
            mount_path = "/verdaccio/conf/config.yaml"
            sub_path   = "config.yaml"
          }

          volume_mount {
            name       = "data"
            mount_path = "/verdaccio/storage"
          }

          resources {
            requests = { memory = "128Mi", cpu = "50m" }
            limits   = { memory = "512Mi" }
          }
        }

        volume {
          name = "config"
          config_map {
            name = kubernetes_config_map.verdaccio_config.metadata[0].name
          }
        }

        volume {
          name = "data"
          persistent_volume_claim {
            claim_name = kubernetes_persistent_volume_claim.verdaccio_data.metadata[0].name
          }
        }
      }
    }
  }
}

resource "kubernetes_service" "verdaccio" {
  metadata {
    name      = "verdaccio"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }
  spec {
    selector = { app = "verdaccio" }
    port {
      port        = 4873
      target_port = 4873
    }
  }
}

# devpi — PyPI proxy/cache
resource "kubernetes_deployment" "devpi" {
  metadata {
    name      = "devpi"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }

  spec {
    replicas = 1
    selector {
      match_labels = { app = "devpi" }
    }
    template {
      metadata {
        labels = { app = "devpi" }
      }
      spec {
        init_container {
          name  = "devpi-init"
          image = "python:3.12-slim"
          command = ["sh", "-c", "pip install -q devpi-server devpi-web && if [ ! -f /data/.serverversion ]; then devpi-init --serverdir /data; fi && chmod 600 /data/.secret 2>/dev/null || true"]
          volume_mount {
            name       = "data"
            mount_path = "/data"
          }
        }

        container {
          name  = "devpi"
          image = "python:3.12-slim"
          command = ["sh", "-c", "pip install -q devpi-server devpi-web && exec devpi-server --serverdir /data --host 0.0.0.0 --port 3141 --outside-url https://pypi.neuralplatform.ai"]

          port {
            container_port = 3141
          }

          volume_mount {
            name       = "data"
            mount_path = "/data"
          }

          resources {
            requests = { memory = "512Mi", cpu = "100m" }
            limits   = { memory = "2Gi" }
          }
        }

        volume {
          name = "data"
          persistent_volume_claim {
            claim_name = kubernetes_persistent_volume_claim.devpi_data.metadata[0].name
          }
        }
      }
    }
  }
}

resource "kubernetes_service" "devpi" {
  metadata {
    name      = "devpi"
    namespace = kubernetes_namespace.packages.metadata[0].name
  }
  spec {
    selector = { app = "devpi" }
    port {
      port        = 3141
      target_port = 3141
    }
  }
}