{{- /*
Tri-state activation for the app PDB:
  - enabled: true  → force on
  - enabled: false → force off (explicit opt-out, even on HA)
  - enabled: null  → auto-enable when the workload is HA — either a static
                     replicaCount > 1, or HPA enabled with minReplicas > 1
                     (HPA owns spec.replicas so replicaCount alone is not
                     authoritative under autoscaling).
*/ -}}
{{- $pdbEnabled := .Values.podDisruptionBudget.enabled -}}
{{- $hpaMin := 0 -}}
{{- if .Values.autoscaling.enabled -}}
{{- $hpaMin = int (default 1 .Values.autoscaling.minReplicas) -}}
{{- end -}}
{{- $pdbAuto := and (kindIs "invalid" $pdbEnabled) (or (gt (int .Values.app.replicaCount) 1) (gt $hpaMin 1)) -}}
{{- if and .Values.app.enabled (or (eq $pdbEnabled true) $pdbAuto) }}
{{- with .Values.podDisruptionBudget }}
---
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
  name: {{ include "sim.fullname" $ }}-app-pdb
  namespace: {{ $.Release.Namespace }}
  labels:
    {{- include "sim.app.labels" $ | nindent 4 }}
spec:
  {{- if .minAvailable }}
  minAvailable: {{ .minAvailable }}
  {{- else if .maxUnavailable }}
  maxUnavailable: {{ .maxUnavailable }}
  {{- else }}
  minAvailable: 1
  {{- end }}
  {{- if .unhealthyPodEvictionPolicy }}
  unhealthyPodEvictionPolicy: {{ .unhealthyPodEvictionPolicy }}
  {{- end }}
  selector:
    matchLabels:
      {{- include "sim.app.selectorLabels" $ | nindent 6 }}
{{- end }}
{{- end }}
{{- $rtPdbAuto := and (kindIs "invalid" .Values.podDisruptionBudget.enabled) (or (gt (int .Values.realtime.replicaCount) 1) (gt $hpaMin 1)) -}}
{{- if and .Values.realtime.enabled (or (eq .Values.podDisruptionBudget.enabled true) $rtPdbAuto) }}
{{- with .Values.podDisruptionBudget }}
---
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
  name: {{ include "sim.fullname" $ }}-realtime-pdb
  namespace: {{ $.Release.Namespace }}
  labels:
    {{- include "sim.realtime.labels" $ | nindent 4 }}
spec:
  {{- if .minAvailable }}
  minAvailable: {{ .minAvailable }}
  {{- else if .maxUnavailable }}
  maxUnavailable: {{ .maxUnavailable }}
  {{- else }}
  minAvailable: 1
  {{- end }}
  {{- if .unhealthyPodEvictionPolicy }}
  unhealthyPodEvictionPolicy: {{ .unhealthyPodEvictionPolicy }}
  {{- end }}
  selector:
    matchLabels:
      {{- include "sim.realtime.selectorLabels" $ | nindent 6 }}
{{- end }}
{{- end }}
{{- if and .Values.copilot.enabled .Values.copilot.server.podDisruptionBudget.enabled }}
{{- with .Values.copilot.server.podDisruptionBudget }}
---
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
  name: {{ include "sim.fullname" $ }}-copilot-pdb
  namespace: {{ $.Release.Namespace }}
  labels:
    {{- include "sim.copilot.labels" $ | nindent 4 }}
spec:
  {{- if .minAvailable }}
  minAvailable: {{ .minAvailable }}
  {{- else if .maxUnavailable }}
  maxUnavailable: {{ .maxUnavailable }}
  {{- else }}
  maxUnavailable: 1
  {{- end }}
  {{- if .unhealthyPodEvictionPolicy }}
  unhealthyPodEvictionPolicy: {{ .unhealthyPodEvictionPolicy }}
  {{- end }}
  selector:
    matchLabels:
      {{- include "sim.copilot.selectorLabels" $ | nindent 6 }}
{{- end }}
{{- end }}