Hints can something else than text

admin/api/exercice.go

@@ -3,6 +3,7 @@ package api
 import (
 	"encoding/json"
 	"errors"
+	"strings"
 
 	"srs.epita.fr/fic-server/libfic"
 
@@ -119,17 +120,29 @@ func createExerciceKey(exercice fic.Exercice, body []byte) (interface{}, error)
 	return exercice.AddRawKey(uk.Type, uk.Key)
 }
 
+type uploadedHint struct {
+	Title      string
+	Content    string
+	Cost       int64
+	Path       string
+}
+
 func createExerciceHint(exercice fic.Exercice, body []byte) (interface{}, error) {
-	var uh fic.EHint
+	var uh uploadedHint
 	if err := json.Unmarshal(body, &uh); err != nil {
 		return nil, err
 	}
 
-	if len(uh.Content) == 0 {
+	if len(uh.Content) != 0 {
+		return exercice.AddHint(uh.Title, uh.Content, uh.Cost)
+	} else if len(uh.Path) != 0 {
+		return importFile(uploadedFile{Path: uh.Path},
+			func(filePath string, origin string, digest []byte) (interface{}, error) {
+				return exercice.AddHint(uh.Title, "$FILES" + strings.TrimPrefix(filePath, fic.FilesDir), uh.Cost)
+			})
+	} else {
 		return nil, errors.New("Hint's content not filled")
 	}
-
-	return exercice.AddHint(uh.Title, uh.Content, uh.Cost)
 }
 
 func showExerciceHint(hint fic.EHint, body []byte) (interface{}, error) {
@@ -189,6 +202,15 @@ func deleteExerciceKey(key fic.Key, _ fic.Exercice, _ []byte) (interface{}, erro
 }
 
 
+func createExerciceFile(exercice fic.Exercice, body []byte) (interface{}, error) {
+	var uf uploadedFile
+	if err := json.Unmarshal(body, &uf); err != nil {
+		return nil, err
+	}
+
+	return importFile(uf, exercice.ImportFile)
+}
+
 func showExerciceFile(file fic.EFile, body []byte) (interface{}, error) {
 	return file, nil
 }