backend: can open hint

backend/hint.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"encoding/json"
+	"log"
+	"io/ioutil"
+	"os"
+
+	"srs.epita.fr/fic-server/libfic"
+)
+
+type askOpenHint struct {
+	HintId       int64 `json:"id"`
+}
+
+func treatOpeningHint(pathname string, team fic.Team) {
+	var ask askOpenHint
+
+	if cnt_raw, err := ioutil.ReadFile(pathname); err != nil {
+		log.Println("[ERR]", err)
+	} else if err := json.Unmarshal(cnt_raw, &ask); err != nil {
+		log.Println("[ERR]", err)
+	} else if ask.HintId == 0 {
+		log.Println("[WRN] Invalid content in hint file: ", pathname)
+		os.Remove(pathname)
+	} else if hint, err := fic.GetHint(ask.HintId); err != nil {
+		log.Println("[ERR]", err)
+	} else if err := team.OpenHint(hint); err != nil {
+		log.Println("[ERR]", err)
+	} else {
+		genTeamMyFile(team)
+		if err := os.Remove(pathname); err != nil {
+			log.Println("[ERR]", err)
+		}
+	}
+}