Partial resolution of exercices

libfic/db.go

@@ -107,6 +107,17 @@ CREATE TABLE IF NOT EXISTS exercice_keys(
   value BINARY(64) NOT NULL,
   FOREIGN KEY(id_exercice) REFERENCES exercices(id_exercice)
 );
+`); err != nil {
+		return err
+	}
+	if _, err := db.Exec(`
+CREATE TABLE IF NOT EXISTS key_found(
+  id_key INTEGER NOT NULL,
+  id_team INTEGER NOT NULL,
+  time TIMESTAMP NOT NULL,
+  FOREIGN KEY(id_key) REFERENCES exercice_keys(id_key),
+  FOREIGN KEY(id_team) REFERENCES teams(id_team)
+);
 `); err != nil {
 		return err
 	}

libfic/exercice.go

@@ -5,6 +5,8 @@ import (
 	"time"
 )
 
+var PartialValidation bool
+
 type Exercice struct {
 	Id        int64  `json:"id"`
 	Title     string `json:"title"`
@@ -201,13 +203,14 @@ func (e Exercice) CheckResponse(resps map[string]string, t Team) (bool, error) {
 
 		valid := true
 		for _, key := range keys {
-			if _, ok := resps[key.Type]; !ok {
+			if res, ok := resps[key.Type]; !ok {
 				valid = false
-				break
-			}
-			if !key.Check(resps[key.Type]) {
-				valid = false
-				break
+			} else if !key.Check(res) {
+				if !PartialValidation || t.HasPartiallySolved(key) == nil {
+					valid = false
+				}
+			} else {
+				key.FoundBy(t)
 			}
 		}
 

libfic/key.go

@@ -2,6 +2,7 @@ package fic
 
 import (
 	"crypto/sha512"
+	"time"
 )
 
 type Key struct {
@@ -88,3 +89,7 @@ func (k Key) Check(val string) bool {
 
 	return true
 }
+
+func (k Key) FoundBy(t Team) {
+	DBExec("INSERT INTO key_found (id_key, id_team, time) VALUES (?, ?, ?)", k.Id, t.Id, time.Now())
+}

libfic/team.go

@@ -244,6 +244,12 @@ func IsSolved(e Exercice) (int, time.Time) {
 	}
 }
 
+func (t Team) HasPartiallySolved(k Key) (*time.Time) {
+	var tm *time.Time
+	DBQueryRow("SELECT MIN(time) FROM key_found WHERE id_team = ? AND id_key = ?", t.Id, k.Id).Scan(&tm)
+	return tm
+}
+
 type statLine struct {
 	Tip    string `json:"tip"`
 	Total  int    `json:"total"`

libfic/team_my.go

@@ -28,6 +28,7 @@ type myTeamExercice struct {
 	Files        []myTeamFile `json:"files"`
 	Keys         []string     `json:"keys"`
 	Solved       bool         `json:"solved"`
+	SolvedMat    []bool       `json:"solved_matrix"`
 	SolvedTime   time.Time    `json:"solved_time"`
 	SolvedNumber int64        `json:"solved_number"`
 	VideoURI     string       `json:"video_uri"`
@@ -116,6 +117,9 @@ func MyJSONTeam(t *Team, started bool) (interface{}, error) {
 							exercice.Keys = append(exercice.Keys, fmt.Sprintf("%x", k.Value)+k.Type)
 						} else {
 							exercice.Keys = append(exercice.Keys, k.Type)
+							if PartialValidation {
+								exercice.SolvedMat = append(exercice.SolvedMat, t.HasPartiallySolved(k) != nil)
+							}
 						}
 					}
 				}