patch:
  # ----------------------------------------
  # 6. 杂项设定 (Filters & Patterns)
  # ----------------------------------------
  engine/processors/+:
    - lua_processor@*cold_word_drop.processor
  engine/filters/+:
    - lua_filter@*cold_word_drop.filter

  translator/dictionary: rime_frost.custom
  translator/preedit_format/+:
    - xform/(?<=[A-Z])\s(?=[A-Z])//

  recognizer/patterns/punct: "^v([0-9]|10|[A-Za-z]+)$"
  long_word_filter/count: 3

  # ----------------------------------------
  # 4. 方案切换开关 (Switches)
  # ----------------------------------------
  switches:
    - name: ascii_mode
      states: [中, 英]
    - name: ascii_punct
      states: ["中标", "英标"]
      # reset: 1 # 默认英标 (如需开启请取消注释)
    - name: traditionalization
      states: [简, 繁]
    - name: emoji
      states: [表情关, 表情开]
    - name: full_shape
      states: [半角, 全角]
    - name: search_single_char
      abbrev: [词, 单]
      states: [正常, 单字]

  # ----------------------------------------
  # 3. 中英文运算
  # ----------------------------------------
  melt_eng/initial_quality: 1.1
  # 降低常见英文单词的优先级，避免干扰中文输入
  reduce_english_filter:
    mode: custom
    idx: 3
    words: [bus, key, yes]

  # ----------------------------------------
  # 3. 拼写运算 (Speller/Algebra)
  # ----------------------------------------
  speller/algebra:
    # --- 自定义简拼 ---
    # 让 bei 都能由 be 打出来 (杯/北/被)
    - derive/^([b])ei$/$1e/

    # --- 模糊音 ---
    # 声母模糊
    - derive/^([zcs])h/$1/ # zh,ch,sh => z,c,s
    - derive/^([zcs])([^h])/$1h$2/ # z,c,s => zh,ch,sh
    # 韵母模糊
    - derive/ang$/an/ # ang => an
    - derive/an$/ang/ # an => ang
    - derive/eng$/en/ # eng => en
    - derive/en$/eng/ # en => eng
    - derive/in$/ing/ # in => ing
    - derive/ing$/in/ # ing => in
    - derive/ian$/iang/ # ian => iang
    - derive/iang$/ian/ # iang => ian
    - derive/uan$/uang/ # uan => uang
    - derive/uang$/uan/ # uang => uan
    - derive/ong$/on/ # ong => on
    - derive/on$/ong/ # on => ong

    # --- 超级简拼与修正 ---
    - erase/^hm$/
    - erase/^m$/
    - erase/^n$/
    - erase/^ng$/
    # 首字母简拼
    - abbrev/^([a-z]).+$/$1/
    # 声母简拼优化 (shih -> 时候)
    - abbrev/^([zcs]h).+$/$1/
    - abbrev/^([a-z]i).+$/$1/

    # --- 容错拼写 (v/u 混用) ---
    - derive/^([nl])ve$/$1ue/
    - derive/^([jqxy])u/$1v/
    - derive/^([nl])ue$/$1ve/
    - derive/^([jqxy])v/$1u/

    # --- 自动纠错 (错音修正) ---
    # 警告：以下规则可能会对简拼产生副作用
    - derive/([zcs])h(a|e|i|u|ai|ei|an|en|ou|uo|ua|un|ui|uan|uai|uang|ang|eng|ong)$/h$1$2/
    - derive/([wfghk])ai$/$1ia/
    - derive/([wfghkz])ei$/$1ie/
    - derive/([jqx])ie$/$1ei/
    - derive/([rtypsdghklzcbnm])ao$/$1oa/
    - derive/([ypfm])ou$/$1uo/
    - derive/([wrtypsdfghklzcbnm])ang$/$1nag/
    - derive/([wrtypsdfghklzcbnm])ang$/$1agn/
    - derive/([wrtpsdfghklzcbnm])eng$/$1neg/
    - derive/([wrtpsdfghklzcbnm])eng$/$1egn/
    - derive/([qtypdjlxbnm])ing$/$1nig/
    - derive/([qtypdjlxbnm])ing$/$1ign/
    - derive/([rtysdghklzcn])ong$/$1nog/
    - derive/([rtysdghklzcn])ong$/$1ogn/
    - derive/([qtpdjlxbnm])iao$/$1ioa/
    - derive/([qtpdjlxbnm])iao$/$1oia/
    - derive/([rtsghkzc])ui$/$1iu/
    - derive/([qjlxnm])iu$/$1ui/
    - derive/([qjlxn])iang$/$1aing/
    - derive/([qjlxn])iang$/$1inag/
    - derive/([g|k|h|zh|sh])ua$/$1au/
    - derive/([g|h|k|zh|ch|sh])uai$/$1aui/
    - derive/([qrtysdghjklzxcn])uan$/$1aun/
    - derive/([nlyjqx])ue$/$1eu/
    - derive/([g|h|k|zh|ch|sh])uang$/$1aung/
    - derive/([g|h|k|zh|ch|sh])uang$/$1uagn/
    - derive/([g|h|k|zh|ch|sh])uang$/$1unag/
    - derive/([g|h|k|zh|ch|sh])uang$/$1augn/
    - derive/([jqx])iong$/$1inog/
    - derive/([jqx])iong$/$1oing/
    - derive/([jqx])iong$/$1iogn/
    - derive/([jqx])iong$/$1oign/
    - derive/([rtsdghkzc])o(u|ng)$/$1o/
    - derive/(.+)ong$/$1on/
    - derive/([tl])eng$/$1en/
    - derive/([qwrtypsdfghjklzxcbnm])([aeio])ng$/$1ng/