From c5b0b8e3ded80e8a0ed7bbf3e1f94e828e93ac34 Mon Sep 17 00:00:00 2001
From: kwaroran <amasio1234@proton.me>
Date: Tue, 11 Jun 2024 22:39:16 +0900
Subject: [PATCH] feat: improve filter

---
 src/ts/parser.ts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/ts/parser.ts b/src/ts/parser.ts
index 4c5e2891..03a8a1b0 100644
--- a/src/ts/parser.ts
+++ b/src/ts/parser.ts
@@ -1014,8 +1014,24 @@ const matcher = (p1:string,matcherArg:matcherArg) => {
                 }
                 case 'filter':{
                     const array = arra[1].split('§')
+                    const filterTypes = [
+                        'all',
+                        'nonempty',
+                        'unique',
+                    ]
+                    let filterType = filterTypes.indexOf(arra[2])
+                    if(filterType === -1){
+                        filterType = 0
+                    }
                     return array.filter((f, i) => {
-                        return f !== '' && i === array.indexOf(f)
+                        switch(filterType){
+                            case 0:
+                                return f !== '' && i === array.indexOf(f)
+                            case 1:
+                                return f !== ''
+                            case 2:
+                                return i === array.indexOf(f)               
+                        }
                     }).join('§')
                 }
             }