add ristretto caching and process daily and rolling data

service_b/internal/domains/meteo/domain.go

@@ -2,9 +2,19 @@ package meteo
 
 import (
 	"errors"
+	"fmt"
 	"time"
 )
 
+type MeteoDataFromServiceA struct {
+	Timestamp  time.Time `csv:"fecha" json:"timestamp"`
+	Location   string    `csv:"ciudad" json:"location"`
+	MaxTemp    float32   `csv:"temperatura maxima" json:"max_temp"`
+	MinTemp    float32   `csv:"temperatura minima" json:"min_temp"`
+	Rainfall   float32   `csv:"precipitacion" json:"rainfall"`
+	Cloudiness int       `csv:"nubosidad" json:"cloudiness"`
+}
+
 type MeteoDataPerDay struct {
 	MaxTemp    float32 `json:"max_temp"`
 	MinTemp    float32 `json:"min_temp"`
@@ -33,6 +43,10 @@ type MeteoData struct {
 	Rolling7 *Rolling7Data      `json:"rolling7,omitempty"`
 }
 
+func (mt *MeteoData) ComputeCacheKey() string {
+	return fmt.Sprintf("meteo:%s:%s", mt.Location, mt.From)
+}
+
 type Unit string
 
 const (