From dfae4e80813c07b27c02c39c190f9f22d355c2ac Mon Sep 17 00:00:00 2001
From: binary-husky <qingxu.fu@outlook.com>
Date: Wed, 19 Jun 2024 12:42:11 +0000
Subject: [PATCH] optimize scolling visual effect

---
 crazy_functions/crazy_utils.py     | 18 +++++++++++++++---
 shared_utils/char_visual_effect.py | 25 +++++++++++++++++++++++++
 2 files changed, 40 insertions(+), 3 deletions(-)
 create mode 100644 shared_utils/char_visual_effect.py

diff --git a/crazy_functions/crazy_utils.py b/crazy_functions/crazy_utils.py
index 43f1dc80..6b46ff90 100644
--- a/crazy_functions/crazy_utils.py
+++ b/crazy_functions/crazy_utils.py
@@ -1,9 +1,20 @@
 from toolbox import update_ui, get_conf, trimmed_format_exc, get_max_token, Singleton
+from shared_utils.char_visual_effect import scolling_visual_effect
 import threading
 import os
 import logging
 
 def input_clipping(inputs, history, max_token_limit):
+    """
+    当输入文本 + 历史文本超出最大限制时，采取措施丢弃一部分文本。
+    输入：
+        - inputs 本次请求
+        - history 历史上下文
+        - max_token_limit 最大token限制
+    输出:
+        - inputs 本次请求（经过clip）
+        - history 历史上下文（经过clip）
+    """
     import numpy as np
     from request_llms.bridge_all import model_info
     enc = model_info["gpt-3.5-turbo"]['tokenizer']
@@ -158,7 +169,7 @@ def can_multi_process(llm) -> bool:
 def request_gpt_model_multi_threads_with_very_awesome_ui_and_high_efficiency(
         inputs_array, inputs_show_user_array, llm_kwargs,
         chatbot, history_array, sys_prompt_array,
-        refresh_interval=0.2, max_workers=-1, scroller_max_len=30,
+        refresh_interval=0.2, max_workers=-1, scroller_max_len=50,
         handle_token_exceed=True, show_user_at_complete=False,
         retry_times_at_unknown_error=2,
         ):
@@ -283,6 +294,8 @@ def request_gpt_model_multi_threads_with_very_awesome_ui_and_high_efficiency(
     futures = [executor.submit(_req_gpt, index, inputs, history, sys_prompt) for index, inputs, history, sys_prompt in zip(
         range(len(inputs_array)), inputs_array, history_array, sys_prompt_array)]
     cnt = 0
+
+
     while True:
         # yield一次以刷新前端页面
         time.sleep(refresh_interval)
@@ -295,8 +308,7 @@ def request_gpt_model_multi_threads_with_very_awesome_ui_and_high_efficiency(
             mutable[thread_index][1] = time.time()
         # 在前端打印些好玩的东西
         for thread_index, _ in enumerate(worker_done):
-            print_something_really_funny = "[ ...`"+mutable[thread_index][0][-scroller_max_len:].\
-                replace('\n', '').replace('`', '.').replace(' ', '.').replace('<br/>', '.....').replace('$', '.')+"`... ]"
+            print_something_really_funny = f"[ ...`{scolling_visual_effect(mutable[thread_index][0], scroller_max_len)}`... ]"
             observe_win.append(print_something_really_funny)
         # 在前端打印些好玩的东西
         stat_str = ''.join([f'`{mutable[thread_index][2]}`: {obs}\n\n'
diff --git a/shared_utils/char_visual_effect.py b/shared_utils/char_visual_effect.py
new file mode 100644
index 00000000..aba79038
--- /dev/null
+++ b/shared_utils/char_visual_effect.py
@@ -0,0 +1,25 @@
+def is_full_width_char(ch):
+    """判断给定的单个字符是否是全角字符"""
+    if '\u4e00' <= ch <= '\u9fff':
+        return True  # 中文字符
+    if '\uff01' <= ch <= '\uff5e':
+        return True  # 全角符号
+    if '\u3000' <= ch <= '\u303f':
+        return True  # CJK标点符号
+    return False
+
+def scolling_visual_effect(text, scroller_max_len):
+    text = text.\
+            replace('\n', '').replace('`', '.').replace(' ', '.').replace('<br/>', '.....').replace('$', '.')
+    place_take_cnt = 0
+    pointer = len(text) - 1
+
+    if len(text) < scroller_max_len:
+        return text
+
+    while place_take_cnt < scroller_max_len and pointer > 0:
+        if is_full_width_char(text[pointer]): place_take_cnt += 2
+        else: place_take_cnt += 1
+        pointer -= 1
+
+    return text[pointer:]
\ No newline at end of file