{{/*
Copyright 2017 The Openstack-Helm Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/}}

{{/*
abstract: |
  Resolves an image reference to a string, and its pull policy
values: |
  images:
    tags:
      test_image: docker.io/port/test:version-foo
      image_foo: quay.io/stackanetes/kubernetes-entrypoint:v0.3.1
    pull_policy: IfNotPresent
    local_registry:
      active: true
      exclude:
        - image_foo
  endpoints:
    cluster_domain_suffix: cluster.local
    local_image_registry:
      name: docker-registry
      namespace: docker-registry
      hosts:
        default: localhost
        internal: docker-registry
        node: localhost
      host_fqdn_override:
        default: null
      port:
        registry:
          node: 5000
usage: |
  {{ tuple . "test_image" | include "helm-toolkit.snippets.image" }}
return: |
  image: "localhost:5000/docker.io/port/test:version-foo"
  imagePullPolicy: IfNotPresent
*/}}

{{- define "helm-toolkit.snippets.image" -}}
{{- $envAll := index . 0 -}}
{{- $image := index . 1 -}}
{{- $imageTag := index $envAll.Values.images.tags $image -}}
{{- if and ($envAll.Values.images.local_registry.active) (not (has $image $envAll.Values.images.local_registry.exclude )) -}}
{{- $registryPrefix := printf "%s:%s" (tuple "local_image_registry" "node" $envAll | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup") (tuple "local_image_registry" "node" "registry" $envAll | include "helm-toolkit.endpoints.endpoint_port_lookup") -}}
image: {{ printf "%s/%s" $registryPrefix $imageTag | quote }}
{{- else -}}
image: {{ $imageTag | quote }}
{{- end }}
imagePullPolicy: {{ $envAll.Values.images.pull_policy }}
{{- end -}}