// Copyright 2020 Dynatrace LLC

// 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.

{{/*
Auto-detect the platform (if not set), according to the available APIVersions
*/}}
{{- define "dynatrace-operator.platform" -}}
    {{- if .Values.platform}}
        {{- printf .Values.platform -}}
    {{- else if .Capabilities.APIVersions.Has "security.openshift.io/v1" }}
        {{- printf "openshift" -}}
    {{- else if .Capabilities.APIVersions.Has "auto.gke.io/v1" }}
        {{- printf "gke-autopilot" -}}
    {{- else }}
        {{- printf "kubernetes" -}}
    {{- end -}}
{{- end }}

{{/*
Check if platform is set to a valid one
*/}}
{{- define "dynatrace-operator.platformIsValid" -}}
{{- $validPlatforms := list "kubernetes" "openshift" "google-marketplace" "gke-autopilot" -}}
{{- if has (include "dynatrace-operator.platform" .) $validPlatforms -}}
    {{ default "set" }}
{{- end -}}
{{- end -}}

{{/*
Enforces that platform is set to a valid one
*/}}
{{- define "dynatrace-operator.platformRequired" -}}
{{- $platformIsSet := printf "%s" (required "Platform needs to be set to kubernetes, openshift, google-marketplace, or gke-autopilot" (include "dynatrace-operator.platformIsValid" .))}}
{{- end -}}