cic-dw/internal/dashboard/charts.go
Mohammed Sohail 128b15407a
server: init api server
- echo (https://echo.labstack.com/) as web framework
- carbon for auto date-range parsing
- add dashboard sql queries
2022-05-11 16:57:56 +03:00

55 lines
1013 B
Go

package dashboard
import (
"context"
"github.com/georgysavva/scany/pgxscan"
"github.com/labstack/echo/v4"
"net/http"
"time"
)
type lineChartRes struct {
X time.Time `db:"x" json:"x"`
Y int `db:"y" json:"y"`
}
func handleNewRegistrations(c echo.Context) error {
var (
api = c.Get("api").(*api)
data []lineChartRes
)
from, to := parseDateRange(c.QueryParams())
rows, err := api.db.Query(context.Background(), api.q["new-user-registrations"], from, to)
if err != nil {
return err
}
if err := pgxscan.ScanAll(&data, rows); err != nil {
return err
}
return c.JSON(http.StatusOK, data)
}
func handleTransactionsCount(c echo.Context) error {
var (
api = c.Get("api").(*api)
data []lineChartRes
)
from, to := parseDateRange(c.QueryParams())
rows, err := api.db.Query(context.Background(), api.q["transactions-count"], from, to)
if err != nil {
return err
}
if err := pgxscan.ScanAll(&data, rows); err != nil {
return err
}
return c.JSON(http.StatusOK, data)
}