feat: add new filters

正确调用过滤器，并添加两个类型
最长词组和单字在先 与 只显示单字

lufs_flypy.schema.yaml

@@ -44,14 +44,14 @@ engine:
     - fallback_segmentor
   translators:
     - punct_translator
-    - lua_translator@date_translator
-    - table_translator@custom_phrase
+    - lua_translator@date_translator # 动态日期时间输入
+    - table_translator@custom_phrase # 用户自定义词典
     - script_translator
   filters:
     - simplifier@emoji_suggestion
-    - simplifier
-    - uniquifier
-    - single_char_filter
+    # - lua_filter@long_phrase_first # 最长词组和单字在先
+    # - lua_filter@single_char_first # 单字优先
+    # - lua_filter@single_char_only # 只显示单字
 
 emoji_suggestion:
   opencc_config: emoji.json

lufs_pinyin.schema.yaml

@@ -43,14 +43,14 @@ engine:
     - fallback_segmentor
   translators:
     - punct_translator
-    - lua_translator@date_translator
-    - table_translator@custom_phrase
+    - lua_translator@date_translator # 动态日期时间输入
+    - table_translator@custom_phrase # 用户自定义词典
     - script_translator
   filters:
     - simplifier@emoji_suggestion
-    - simplifier
-    - uniquifier
-    - single_char_filter
+    # - lua_filter@long_phrase_first # 最长词组和单字在先
+    # - lua_filter@single_char_first # 单字优先
+    # - lua_filter@single_char_only # 只显示单字
 
 emoji_suggestion:
   opencc_config: emoji.json

rime.lua

@@ -1,5 +1,34 @@
+--- 过滤器：最长词组和单字在先
+function long_phrase_first(input)
+    local l = {}
+    local s = {}
+    local c = {}
+    local max = 1
+    for cand in input:iter() do
+        if (utf8.len(cand.text) > max) then
+            max = utf8.len(cand.text)
+        end
+        if (utf8.len(cand.text) == 1) then
+            table.insert(c, cand)
+        elseif (utf8.len(cand.text) < max) then
+            table.insert(s, cand)
+        else
+            table.insert(l, cand)
+        end
+    end
+    for i, cand in ipairs(l) do
+        yield(cand)
+    end
+    for i, cand in ipairs(c) do
+        yield(cand)
+    end
+    for i, cand in ipairs(s) do
+        yield(cand)
+    end
+end
+
 --- 过滤器：单字在先
-function single_char_first_filter(input)
+function single_char_first(input)
     local l = {}
     for cand in input:iter() do
         if (utf8.len(cand.text) == 1) then
@@ -13,6 +42,15 @@ function single_char_first_filter(input)
     end
 end
 
+--- 过滤器：只显示单字
+function single_char_only(input)
+    for cand in input:iter() do
+        if (utf8.len(cand.text) == 1) then
+            yield(cand)
+        end
+    end
+end
+
 -- select_character_processor: 以词定字
 -- 详见 `lua/select_character.lua`
 select_character_processor = require("select_character")