Wip problem

trigger.go

@@ -4,6 +4,7 @@ import (
 	// External
 	we "git.gibonuddevalla.se/go/wrappederror"
 	"github.com/expr-lang/expr"
+	"github.com/jmoiron/sqlx"
 
 	// Standard
 	"encoding/json"
@@ -73,6 +74,37 @@ func TriggersRetrieve() (areas []Area, err error) { // {{{
 
 	return
 } // }}}
+func TriggersRetrieveByDatapoint(datapointName string) (triggers []Trigger, err error) { // {{{
+	triggers = []Trigger{}
+	var rows *sqlx.Rows
+
+	rows, err = service.Db.Conn.Queryx(`
+		SELECT
+			*
+		FROM public."trigger"
+		WHERE
+			datapoints @> $1
+		`,
+		fmt.Sprintf(`["%s"]`, datapointName),
+	)
+	if err != nil {
+		err = we.Wrap(err).WithData(datapointName)
+		return
+	}
+	defer rows.Close()
+
+	for rows.Next() {
+		trigger := Trigger{}
+		err = rows.StructScan(&trigger)
+		if err != nil {
+			err = we.Wrap(err).WithData(datapointName)
+			return
+		}
+		triggers = append(triggers, trigger)
+	}
+
+	return
+} // }}}
 func TriggerRetrieve(id int) (trigger Trigger, err error) { // {{{
 	row := service.Db.Conn.QueryRow(`SELECT to_jsonb(t.*) FROM "trigger" t WHERE id=$1`, id)
 	var jsonData []byte
@@ -85,7 +117,7 @@ func TriggerRetrieve(id int) (trigger Trigger, err error) { // {{{
 	err = json.Unmarshal(jsonData, &trigger)
 	return
 } // }}}
-func (t *Trigger) Validate() (ok bool, err error) {
+func (t *Trigger) Validate() (ok bool, err error) { // {{{
 	if strings.TrimSpace(t.Name) == "" {
 		err = fmt.Errorf("Name can't be empty")
 		return
@@ -97,8 +129,8 @@ func (t *Trigger) Validate() (ok bool, err error) {
 	}
 
 	return true, nil
-}
-func (t *Trigger) Update() (err error) {
+} // }}}
+func (t *Trigger) Update() (err error) { // {{{
 	var ok bool
 	if ok, err = t.Validate(); !ok {
 		return
@@ -121,9 +153,20 @@ func (t *Trigger) Update() (err error) {
 		err = we.Wrap(err)
 	}
 	return
-}
+} // }}}
+
+func (t *Trigger) Run() (output any, err error) { // {{{
+	datapoints := make(map[string]Datapoint)
+	for _, dpname := range t.Datapoints {
+		var dp Datapoint
+		dp, err = DatapointRetrieve(0, dpname)
+		if err != nil {
+			err = we.Wrap(err)
+			return
+		}
+		datapoints[dpname] = dp
+	}
 
-func (t *Trigger) Run(datapoints map[string]Datapoint) (output any, err error) {
 	env := make(map[string]any)
 	for dpName, dp := range datapoints {
 		env[dpName] = dp.LastDatapointValue.Value()
@@ -138,6 +181,5 @@ func (t *Trigger) Run(datapoints map[string]Datapoint) (output any, err error) {
 	if err != nil {
 		return
 	}
-
 	return
-}
+} // }}}