From 20c41ec573633980aaf100067fe8192b743d2616 Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Mercier <nemunaire@nemunai.re>
Date: Fri, 5 May 2023 12:04:28 +0200
Subject: [PATCH] admin: Handle exercice path given to auto-sync

---
 admin/api/sync.go | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/admin/api/sync.go b/admin/api/sync.go
index f9be0378..3f08f716 100644
--- a/admin/api/sync.go
+++ b/admin/api/sync.go
@@ -203,7 +203,7 @@ func declareSyncExercicesRoutes(router *gin.RouterGroup) {
 // It'll sync most of modified things, and will delete out of sync data.
 // Avoid using it in a production environment.
 func autoSync(c *gin.Context) {
-	p := strings.TrimPrefix(c.Params.ByName("p"), "/")
+	p := strings.Split(strings.TrimPrefix(c.Params.ByName("p"), "/"), "/")
 
 	themes, err := fic.GetThemes()
 	if err != nil {
@@ -212,7 +212,8 @@ func autoSync(c *gin.Context) {
 		return
 	}
 
-	if p == "" {
+	// No argument, do a deep sync
+	if len(p) == 0 {
 		if !IsProductionEnv {
 			for _, theme := range themes {
 				theme.DeleteDeep()
@@ -226,8 +227,9 @@ func autoSync(c *gin.Context) {
 
 	var theTheme *fic.Theme
 
+	// Find the given theme
 	for _, theme := range themes {
-		if theme.Path == p {
+		if theme.Path == p[0] {
 			theTheme = theme
 			break
 		}
@@ -238,24 +240,26 @@ func autoSync(c *gin.Context) {
 		rThemes, err := sync.GetThemes(sync.GlobalImporter)
 		if err == nil {
 			for _, theme := range rThemes {
-				if theme == p {
+				if theme == p[0] {
 					sync.SyncThemes(sync.GlobalImporter)
 
 					themes, err := fic.GetThemes()
 					if err == nil {
 						for _, theme := range themes {
-							if theme.Path == p {
+							if theme.Path == p[0] {
 								theTheme = theme
 								break
 							}
 						}
 					}
+
+					break
 				}
 			}
 		}
 
 		if theTheme == nil {
-			c.AbortWithStatusJSON(http.StatusNotFound, gin.H{"errmsg": fmt.Sprintf("Theme not found %q", p)})
+			c.AbortWithStatusJSON(http.StatusNotFound, gin.H{"errmsg": fmt.Sprintf("Theme not found %q", p[0])})
 			return
 		}
 	}
@@ -264,7 +268,9 @@ func autoSync(c *gin.Context) {
 		exercices, err := theTheme.GetExercices()
 		if err == nil {
 			for _, exercice := range exercices {
-				exercice.DeleteDeep()
+				if len(p) <= 1 || exercice.Path == path.Join(p[0], p[1]) {
+					exercice.DeleteDeep()
+				}
 			}
 		}
 	}