package core_don

import "fmt"

type PlatformOpts struct {
	// Platform is infrastructure deployment platform: docker or k8s
	Platform     string
	LabelFilters map[string]string
	LabelFilter  string
	LegendString string
	LabelQuery   string
}

// PlatformPanelOpts generate different queries for "docker" and "k8s" deployment platforms
func PlatformPanelOpts(platform string) PlatformOpts {
	po := PlatformOpts{
		LabelFilters: map[string]string{
			"instance": `=~"${instance}"`,
			"commit":   `=~"${commit:pipe}"`,
		},
	}
	switch platform {
	case "kubernetes":
		po.LabelFilters = map[string]string{
			"namespace": `=~"${namespace}"`,
			"pod":       `=~"${pod}"`,
		}
		po.LabelFilter = "job"
		po.LegendString = "pod"
		break
	case "docker":
		po.LabelFilters = map[string]string{
			"instance": `=~"${instance}"`,
		}
		po.LabelFilter = "instance"
		po.LegendString = "instance"
		break
	default:
		panic(fmt.Sprintf("failed to generate Platform dependent queries, unknown platform: %s", platform))
	}
	for key, value := range po.LabelFilters {
		po.LabelQuery += key + value + ", "
	}
	return po
}