grafana

var (
	LokiDatasourceUID              = fmt.Sprintf("%sloki", datasourceUIDPrefix)
	MimirDatasourceUID             = fmt.Sprintf("%smimir", datasourceUIDPrefix)
	MimirAlertmanagerDatasourceUID = fmt.Sprintf("%smimir-alertmanager", datasourceUIDPrefix)
	TempoDatasourceUID             = fmt.Sprintf("%stempo", datasourceUIDPrefix)
)

var (
	// Datasource for Mimir Alertmanager
	DatasourceMimirAlertmanager = func() Datasource {
		return Datasource{
			Type:   "alertmanager",
			URL:    "http://mimir-alertmanager.mimir.svc:8080",
			Access: datasourceProxyAccessMode,
			JSONData: map[string]any{
				"handleGrafanaManagedAlerts": false,
				"implementation":             "mimir",
			},
		}
	}

	// Datasource for Loki
	DatasourceLoki = func() Datasource {
		return Datasource{
			Type:   "loki",
			URL:    "http://loki-gateway.loki.svc",
			Access: datasourceProxyAccessMode,
		}
	}

	// Datasource for Mimir
	DatasourceMimir = func() Datasource {
		return Datasource{
			Type:   "prometheus",
			URL:    "http://mimir-gateway.mimir.svc/prometheus",
			Access: datasourceProxyAccessMode,
			JSONData: map[string]any{

				"cacheLevel": "Medium",
				"httpMethod": "POST",

				"incrementalQuerying": true,
				"prometheusType":      "Mimir",

				"prometheusVersion": "2.9.1",
				"timeInterval":      "60s",
			},
		}
	}

	// Datasource for Mimir to query cardinality data
	DatasourceMimirCardinality = func() Datasource {
		return Datasource{
			Type:   "marcusolsson-json-datasource",
			Name:   "Mimir Cardinality",
			UID:    fmt.Sprintf("%smimir-cardinality", datasourceUIDPrefix),
			URL:    "http://mimir-gateway.mimir.svc:8080/prometheus/api/v1/cardinality/",
			Access: datasourceProxyAccessMode,
		}
	}

	// Datasource for Tempo distributed tracing backend
	DatasourceTempo = func() Datasource {
		return Datasource{
			Type: "tempo",

			URL:    "http://tempo-query-frontend.tempo.svc:3200",
			Access: datasourceProxyAccessMode,
			JSONData: map[string]any{

				"serviceMap": map[string]any{
					"datasourceUid": MimirDatasourceUID,
				},

				"nodeGraph": map[string]any{
					"enabled": true,
				},

				"streamingEnabled": map[string]any{
					"metrics": true,
					"search":  true,
				},

				"tracesToLogsV2": map[string]any{
					"datasourceUid":      LokiDatasourceUID,
					"spanStartTimeShift": "-10m",
					"spanEndTimeShift":   "10m",
					"filterByTraceID":    true,
				},

				"tracesToMetrics": map[string]any{
					"datasourceUid": MimirDatasourceUID,
				},
			},
		}
	}
)