// hydrate loads a Gallery with form submissions from the MongoDB
// database collection.
func hydrate(context interface{}, db *db.DB, gallery *Gallery) error {
// Load all the submission id's from the answers inside the gallery into
// an array so that we can query by them all.
var submissionIDs = make([]string, len(gallery.Answers))
for i, answer := range gallery.Answers {
submissionIDs[i] = answer.SubmissionID.Hex()
}
submissions, err := submission.RetrieveMany(context, db, submissionIDs)
if err != nil {
return err
}
mergeSubmissionsIntoGalleryAnswers(gallery, submissions)
return nil
}
// hydrateMany loads an array of form galleries with form submissions
// from the MongoDB database collection.
func hydrateMany(context interface{}, db *db.DB, galleries []Gallery) error {
// Load all the submission id's from the answers inside the gallery.
var submissionIDs []string
for _, gallery := range galleries {
for _, answer := range gallery.Answers {
submissionIDs = append(submissionIDs, answer.SubmissionID.Hex())
}
}
submissions, err := submission.RetrieveMany(context, db, submissionIDs)
if err != nil {
return err
}
for i := range galleries {
mergeSubmissionsIntoGalleryAnswers(&galleries[i], submissions)
}
return nil
}
func Test_RetrieveMany(t *testing.T) {
subs, db := setup(t, "submission")
defer teardown(t, db)
t.Log("Given the need to retrieve many submissions.")
{
t.Log("\tWhen starting from an empty submissions collection")
{
//----------------------------------------------------------------------
// Create the submissions.
ids := make([]string, 0, len(subs))
for _, sub := range subs {
ids = append(ids, sub.ID.Hex())
if err := submission.Create(tests.Context, db, sub.FormID.Hex(), &sub); err != nil {
t.Fatalf("\t%s\tShould be able to create a submission : %s", tests.Failed, err)
}
}
t.Logf("\t%s\tShould be able to create submissions.", tests.Success)
rsubs, err := submission.RetrieveMany(tests.Context, db, ids)
if err != nil {
t.Fatalf("\t%s\tShould be able to list submissions : %s", tests.Failed, err)
}
t.Logf("\t%s\tShould be able to list submissions", tests.Success)
//----------------------------------------------------------------------
// Verify that the docs exist inside the results.
matchSubmissions(t, subs, rsubs)
}
}
}