gistfile1.txt

global:                                                                                             │~
  configname: post                                                                                  │~
                                                                                                    │~
sub1:                                                                                               │~
  exports:                                                                                          │~
    data:                                                                                           │~
      dbname: testsample                                                                            │~
  env:                                                                                              │~
    data1: new

gistfile2.txt

dependencies:
      - name: sub1
        repository: http://localhost:10191
        version: 0.1.0
        condition: subchart1.enabled, global.subchart1.enabled
        tags:
          - front-end
          - subchart1
        import-values:
          - data
        alias: sub11
      - name: sub1
        repository: http://localhost:10191
        version: 0.1.0
        condition: subchart1.enabled, global.subchart1.enabled
        tags:
          - front-end
          - subchart1
        #import-values:
        #  - data
        alias: sub12

gistfile3.txt

{{- define "test.connectconfig" -}}
{{- $methodname := .Values.methodname -}}
{{/*- include "sub1.simpleconfigname" . -*/}}
{{- include $methodname . -}}
{{- end -}}

gistfile4.txt

{{- define "sub1.configname" -}}
{{- printf "%s-%s" $.Release.Name .Values.global.configname -}}
{{- end -}}
{{- define "sub1.simpleconfigname" -}}
{{/*- $configname := default .Values.exportconfigname .Values.simpleconfigname -*/}}
{{- $exportconfigname := default .Chart.Name .Values.exportconfigname -}}
{{- $configname := default $exportconfigname .Values.simpleconfigname -}}
{{- printf "%s-%s-configmap" $.Release.Name $configname -}}
{{- end -}}

gistfile5.txt

exports:
  data:
    dbname: sample
test: test
env:
  data1: old1
  data2: old2
global:
  configname: postold
#exportconfigname: defconf

gistfile6.txt

{{- define "test.chart" -}}
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
{{- end -}}

{{- define "test.connectconfig" -}}
{{- include "configtoenvformat" . | indent 8 -}}
{{- end -}}

{{- define "configtoenvformat" -}}
  {{- $test := include "importedconfigname" . }}
  {{- range $key, $val := .Values.system.envmap }}
- name: {{ $key }}
  valueFrom:
    configMapKeyRef:
      name: {{ $test }}
      key: {{ $val | quote }}
  {{- end }}
{{- end -}}

{{- define "importedconfigname" -}}
{{- $exportconfigname := default .Chart.Name .Values.exportconfigname -}}
{{- $configname := default $exportconfigname .Values.importedconfigname -}}
{{- printf "%s-%s-configmap" $.Release.Name $configname -}}
{{- end -}}