Doing some work

data/repo.go

@@ -21,9 +21,33 @@ THE SOFTWARE.
 */
 package data
 
+import (
+	"time"
+
+	"git.bullercodeworks.com/brian/expds/data/models"
+)
+
 type Repo struct {
+	LoadedPDSs map[string]*models.Pds
+
+	BestBy time.Duration
 }
 
 func NewRepo() (*Repo, error) {
-	return &Repo{}, nil
+	return &Repo{
+		LoadedPDSs: make(map[string]*models.Pds),
+		BestBy:     time.Minute * 15,
+	}, nil
+}
+
+func (r *Repo) GetPDS(atId string) (*models.Pds, error) {
+	if p, ok := r.LoadedPDSs[atId]; ok && time.Since(p.RefreshTime) < r.BestBy {
+		return p, nil
+	}
+	p, err := models.NewPdsFromDid(atId)
+	if err != nil {
+		return nil, err
+	}
+	r.LoadedPDSs[atId] = p
+	return p, nil
 }