Bugfix with comments and blocked user IDs

pkg/models/comment.go

@@ -1,6 +1,7 @@
 package models
 
 import (
+	"strings"
 	"time"
 
 	"code.nonshy.com/nonshy/website/pkg/log"
@@ -71,11 +72,21 @@ func PaginateComments(user *User, tableName string, tableID uint64, pager *Pagin
 		cs             = []*Comment{}
 		query          = (&Comment{}).Preload()
 		blockedUserIDs = BlockedUserIDs(user.ID)
+		wheres         = []string{}
+		placeholders   = []interface{}{}
 	)
 
+	wheres = append(wheres, "table_name = ? AND table_id = ?")
+	placeholders = append(placeholders, tableName, tableID)
+
+	if len(blockedUserIDs) > 0 {
+		wheres = append(wheres, "user_id NOT IN ?")
+		placeholders = append(placeholders, blockedUserIDs)
+	}
+
 	query = query.Where(
-		"table_name = ? AND table_id = ? AND user_id NOT IN ?",
-		tableName, tableID, blockedUserIDs,
+		strings.Join(wheres, " AND "),
+		placeholders...,
 	).Order(pager.Sort)
 
 	query.Model(&Comment{}).Count(&pager.Total)
@@ -92,10 +103,21 @@ func ListComments(user *User, tableName string, tableID uint64) ([]*Comment, err
 	var (
 		cs             []*Comment
 		blockedUserIDs = BlockedUserIDs(user.ID)
+		wheres         = []string{}
+		placeholders   = []interface{}{}
 	)
+
+	wheres = append(wheres, "table_name = ? AND table_id = ?")
+	placeholders = append(placeholders, tableName, tableID)
+
+	if len(blockedUserIDs) > 0 {
+		wheres = append(wheres, "user_id NOT IN ?")
+		placeholders = append(placeholders, blockedUserIDs)
+	}
+
 	result := (&Comment{}).Preload().Where(
-		"table_name = ? AND table_id = ? AND user_id NOT IN ?",
-		tableName, tableID, blockedUserIDs,
+		strings.Join(wheres, " AND "),
+		placeholders...,
 	).Order("created_at asc").Find(&cs)
 	return cs, result.Error
 }