jpopsuki: use ajax.php for searching and fix search query params (#9131)

* jpopsuki: if keywordless search then add Japanese tag
Co-authored-by: garfield69 <garfield69@outlook.com>

src/Jackett.Common/Definitions/jpopsuki.yml

@@ -1,5 +1,3 @@
-# looks like gazelle but ajax.php seems to be disabled:
-# https://jpopsuki.eu/ajax.php?action=browse&order_by=time&order_way=desc => Invalid
 ---
 id: jpopsuki
 name: JPopsuki
@@ -48,19 +46,16 @@ ratio:
 
 search:
   paths:
-    - path: torrents.php
+    - path: ajax.php
   inputs:
-    $raw: "{{ range .Categories }}filter_cat[{{.}}]=1&{{end}}"
+    $raw: "{{ range .Categories }}filter_cat[{{.}}]=1&{{end}}{{ if or .Query.Artist .Keywords }}{{ else }}searchtags=japanese&tags_type=0&{{ end }}"
     searchstr: "{{ if .Query.Artist }}{{ .Query.Artist }}{{ else }}{{ .Keywords }}{{ end }}"
     # s1 name, s2 year, s3 added, s4 size, s5 snatched, s6 seeders, s7 leechers
     order_by: s3
     # desc, asc
     order_way: desc
-    # basic, advanced
-    action: basic
-    # 0 any, 1 all
-    searchtags: 0
     disablegrouping: 1
+    section: torrents
 
   rows:
     selector: table#torrent_table > tbody > tr[class^="torrent"]