84 lines
2.5 KiB
Go
84 lines
2.5 KiB
Go
package handlers
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import (
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"context"
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"net/http"
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"otaupdate/services"
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"github.com/fiskerinc/cloud-services/pkg/common"
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"github.com/fiskerinc/cloud-services/pkg/logger"
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"github.com/fiskerinc/cloud-services/pkg/utils"
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"github.com/fiskerinc/cloud-services/pkg/utils/urlhelper"
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"github.com/fiskerinc/cloud-services/pkg/validator"
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"github.com/julienschmidt/httprouter"
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"github.com/fiskerinc/cloud-services/pkg/loggerdataresp"
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)
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const SqlCHSelectSignals = `SELECT Timestamp, Name, Value
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FROM vehicle_signal_lv
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WHERE
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VIN=$1 and
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Timestamp > $2
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ORDER BY Timestamp DESC LIMIT $3`
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// HandleVehiclesSignals godoc
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// @Summary Get locations of cars
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// @Description Returns car locations
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// @Accept json
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// @Produce json
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// @Param Authorization header string false "Bearer <ID token>"
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// @Param Api-Key header string false "<API token>"
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// @Param vin path string true "VIN"
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// @Param limit query int false "Max number of records. Default is 20 if not set"
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// @Param after_utc query int false "Time from which we want to see the can signals from"
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// @Param after_timestamp query string false "Time from which we want to see the can signals from"
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// @Success 200 {object} common.JSONDBQueryResult{data=[]common.ClickHouseSignal}
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// @Failure 400 {object} common.JSONError "Bad request"
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// @Failure 401 {object} common.JSONError "Unauthorized"
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// @Failure 503 {object} common.JSONError "Service unavailable"
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// @Router /cansignals/{vin} [get]
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func HandleVehiclesSignals(w http.ResponseWriter, r *http.Request) {
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params := httprouter.ParamsFromContext(r.Context())
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vin := params.ByName("vin")
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err := validator.ValidateField(vin, "required,vin")
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if loggerdataresp.BadDataErrorResp(w, err, http.StatusBadRequest) {
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return
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}
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qs := r.URL.Query()
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limit := urlhelper.GetQueryInt(qs, "limit")
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if limit == 0 {
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limit = 20
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}
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after := urlhelper.GetQueryUnix(qs, "after_utc")
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a := urlhelper.GetQueryTimeStamp(qs, "after_timestamp")
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if !a.IsZero() {
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after = a
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}
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conn, err := services.GetClickhouseConn()
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if loggerdataresp.BadDataErrorResp(w, err, http.StatusServiceUnavailable) {
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logger.Error().Err(err).Msg("cannot get clickhouse client")
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return
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}
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var results []common.ClickHouseSignal
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err = conn.Select(context.Background(), &results, SqlCHSelectSignals, vin, after, limit)
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if loggerdataresp.BadDataErrorResp(w, err, http.StatusServiceUnavailable) {
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return
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}
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// If there are no results, Clickhouse returns nil slice
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if len(results) == 0 {
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results = []common.ClickHouseSignal{}
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}
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utils.RespJSON(w, http.StatusOK, common.JSONDBQueryResult{
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Data: results,
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})
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}
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