yats.git

ref: 242befb28c63688fb4311b44d40a270b3ffae1f4

server/db/queries.go


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package db

import (
	"fmt"
	"time"
	"yats-server/model"

	"github.com/gocql/gocql"
)

func MetricsFrom(session *gocql.Session, idClient string, metricName string, fromTime string, limit int32) []model.MetricRequest {
	var metrics []model.MetricRequest
	m := map[string]interface{}{}

	q := fmt.Sprintf("SELECT id_client, mtime, name, value FROM metric where id_client='%s' and name ='%s' and mtime > '%s' order by mtime limit %d", idClient, metricName, fromTime, limit)
	fmt.Println(q)
	iter := session.Query(q).Iter()
	for iter.MapScan(m) {
		metrics = append(metrics, model.MetricRequest{
			ID_client: m["id_client"].(string),
			Mtime:     m["mtime"].(time.Time).UnixMilli(),
			Name:      m["name"].(string),
			Value:     m["value"].(string),
		})

		m = map[string]interface{}{}

	}
	return metrics
}