add endpoint to get gallery by slug

stiller-backend/internal/handlers/get_gallery_detail.go

@@ -0,0 +1,83 @@
+package handlers
+
+import (
+	"net/http"
+	"stiller/pkg/dbutils"
+	"stiller/pkg/jwt"
+	"stiller/pkg/loggers"
+	"stiller/pkg/netwrappers"
+
+	jsonexp "github.com/go-json-experiment/json"
+	"github.com/julienschmidt/httprouter"
+	"github.com/leporo/sqlf"
+	"zombiezen.com/go/sqlite"
+	"zombiezen.com/go/sqlite/sqlitex"
+)
+
+func GetGalleryDetail(w http.ResponseWriter, r *http.Request, params httprouter.Params) {
+    if netwrappers.CORS(w, r) {
+        return
+    }
+
+    type ResPayload []dbutils.StillerGallery
+
+    user_token := r.Header.Get("token")
+    user_tk, token_decode_err := jwt.Decode(user_token)
+    if loggers.RequestLog(token_decode_err, "", http.StatusUnauthorized, &w) {
+        return
+    }
+
+    user_id := user_tk.UserId
+    gallery_slug := params.ByName("slug")
+
+    new_dbconn, dbconn_err := dbutils.NewConn()
+    defer dbutils.CloseConn(new_dbconn)
+
+    if loggers.RequestLog(dbconn_err, "", http.StatusInternalServerError, &w) {
+        return
+    }
+
+
+    get_gallery := sqlf.
+        Select("*").
+        From("gallery").
+        Where("owner = ? AND slug = ?", user_id, gallery_slug).
+        Limit(1)
+
+    gallery := dbutils.StillerGallery{}
+
+    exec_err := sqlitex.ExecuteTransient(new_dbconn, get_gallery.String(), &sqlitex.ExecOptions{
+        ResultFunc: func(stmt *sqlite.Stmt) error {
+            gall_template := int(stmt.GetInt64("template"))
+
+            gall_id := int(stmt.GetInt64("id"))
+            gallery_data, slots_err := dbutils.GetGalleryData(gall_id)
+            if slots_err != nil {
+                return slots_err
+            }
+
+            gallery = dbutils.StillerGallery{
+                Id: gall_id,
+                OwnerId: user_id,
+                Title: stmt.GetText("title"),
+                Description: stmt.GetText("description"),
+                TemplateId: gall_template,
+                Slug: stmt.GetText("slug"),
+                Data: *gallery_data,
+            }
+            return nil
+        },
+
+        Args: get_gallery.Args(),
+    })
+
+    if loggers.RequestLog(exec_err, "", http.StatusInternalServerError, &w) {
+        return
+    }
+
+    writing_err := jsonexp.MarshalWrite(w, gallery, jsonexp.DefaultOptionsV2())
+    if loggers.RequestLog(writing_err, "", http.StatusInternalServerError, &w) {
+        return
+    }
+}
+

stiller-backend/internal/router/router.go

@@ -34,6 +34,11 @@ var routes = [...]individualHandler{
         method: http.MethodGet,
         handlefunc: handlers.GetGallery,
     },
+    {
+        path: "/gallery/:slug",
+        method: http.MethodGet,
+        handlefunc: handlers.GetGallery,
+    },
     {
         path: "/galleryall",
         method: http.MethodGet,