package approve_former

const signTemplate = `
[[- $name := .name -]]
[[- $upperNodeNames := .upper_node_names -]]

- name: [[ $name ]]
  template: approval
  [[- if $upperNodeNames ]]
  [[- if eq (len $upperNodeNames) 1 ]]
  depends: "[[ index $upperNodeNames 0 ]].Succeeded"
  when: "{{ tasks.[[- index $upperNodeNames 0 -]].outputs.parameters.approve }} == 通过"
  [[- else -]]
  depends: "
  [[- range $index, $upper_node_name := $upperNodeNames -]]
  [[- if eq $index 0 -]]
  [[ $upper_node_name ]].Succeeded
  [[- else ]]
   && [[ $upper_node_name ]].Succeeded
  [[- end -]]
  [[- end -]]
  "
  when: "
  [[- range $index, $upper_node_name := $upperNodeNames -]]
  [[- if eq $index 0 -]]
  {{ tasks.[[ $upper_node_name ]].outputs.parameters.approve }} == 通过
  [[- else -]]
   && {{ tasks.[[ $upper_node_name ]].outputs.parameters.approve }} == 通过
  [[- end -]]
  [[- end -]]
  "
  [[- end -]]
  [[- end -]]
`

type Sign struct {
	Name string
}

func NewSign(name string) *Sign {
	return &Sign{
		Name: name,
	}
}

func (sign *Sign) GetName() string {
	return sign.Name
}

func (sign *Sign) GetChildNodes() []Node {
	return make([]Node, 0)
}

func (sign *Sign) Render(upperNodes ...Node) (string, error) {
	upperNodeNames := make([]string, 0)
	for _, upperNode := range upperNodes {
		upperNodeNames = append(upperNodeNames, upperNode.GetName())
	}

	return render("sign", signTemplate, map[string]any{
		"name":             sign.Name,
		"upper_node_names": upperNodeNames,
	})
}