Create app.py

app.py

@@ -0,0 +1,173 @@
+import pandas as pd
+import streamlit as st
+import matplotlib.pyplot as plt
+import matplotlib.font_manager as font_manager
+import io
+import base64
+import os
+from datetime import datetime, timedelta
+import math
+from matplotlib.patches import FancyBboxPatch
+from pypinyin import lazy_pinyin, Style
+
+def get_font(size=14):
+    font_path = "simHei.ttc"
+    if not os.path.exists(font_path):
+        font_path = "SimHei.ttf"
+    return font_manager.FontProperties(fname=font_path, size=size)
+
+def get_pinyin_abbr(text):
+    """获取文本前两个汉字的拼音首字母"""
+    if not text:
+        return ""
+    # 提取前两个汉字
+    chars = [c for c in text if '\u4e00' <= c <= '\u9fff']
+    if len(chars) < 2:
+        chars = chars + [''] * (2 - len(chars))
+    else:
+        chars = chars[:2]
+    # 获取拼音首字母
+    pinyin_list = lazy_pinyin(chars, style=Style.FIRST_LETTER)
+    return ''.join(pinyin_list).upper()
+
+def process_schedule(file):
+    try:
+        date_df = pd.read_excel(file, header=None, skiprows=7, nrows=1, usecols=[3])
+        date_str = pd.to_datetime(date_df.iloc[0, 0]).strftime('%Y-%m-%d')
+        base_date = pd.to_datetime(date_str).date()
+    except:
+        date_str = datetime.today().strftime('%Y-%m-%d')
+        base_date = datetime.today().date()
+    
+    try:
+        df = pd.read_excel(file, header=9, usecols=[1, 2, 4, 5])
+        df.columns = ['Hall', 'StartTime', 'EndTime', 'Movie']
+        df['Hall'] = df['Hall'].ffill()
+        df.dropna(subset=['StartTime', 'EndTime', 'Movie'], inplace=True)
+        df['Hall'] = df['Hall'].astype(str).str.extract(r'(\d+号)')
+        df['StartTime_dt'] = pd.to_datetime(df['StartTime'], format='%H:%M', errors='coerce').apply(
+            lambda t: t.replace(year=base_date.year, month=base_date.month, day=base_date.day) if pd.notnull(t) else t
+        )
+        df['EndTime_dt'] = pd.to_datetime(df['EndTime'], format='%H:%M', errors='coerce').apply(
+            lambda t: t.replace(year=base_date.year, month=base_date.month, day=base_date.day) if pd.notnull(t) else t
+        )
+        df.loc[df['EndTime_dt'] < df['StartTime_dt'], 'EndTime_dt'] += timedelta(days=1)
+        df = df.sort_values(['Hall', 'StartTime_dt'])
+        
+        merged_rows = []
+        for hall, group in df.groupby('Hall'):
+            group = group.sort_values('StartTime_dt')
+            current = None
+            for _, row in group.iterrows():
+                if current is None:
+                    current = row.copy()
+                else:
+                    if row['Movie'] == current['Movie']:
+                        current['EndTime_dt'] = row['EndTime_dt']
+                    else:
+                        merged_rows.append(current)
+                        current = row.copy()
+            if current is not None:
+                merged_rows.append(current)
+        
+        merged_df = pd.DataFrame(merged_rows)
+        
+        # 将开始时间统一提前10分钟，结束时间统一提前5分钟
+        merged_df['StartTime_dt'] = merged_df['StartTime_dt'] - timedelta(minutes=10)
+        merged_df['EndTime_dt'] = merged_df['EndTime_dt'] - timedelta(minutes=5)
+        
+        merged_df['StartTime_str'] = merged_df['StartTime_dt'].dt.strftime('%H:%M')
+        merged_df['EndTime_str'] = merged_df['EndTime_dt'].dt.strftime('%H:%M')
+        
+        return merged_df[['Hall', 'Movie', 'StartTime_str', 'EndTime_str']], date_str
+    except:
+        return None, date_str
+
+def create_print_layout(data, date_str):
+    if data is None or data.empty:
+        return None
+    
+    fig = plt.figure(figsize=(8.27, 11.69), dpi=300)
+    ax = fig.add_subplot(111)
+    ax.set_axis_off()
+
+    # Pre-load fonts
+    date_font = get_font(12)
+    movie_font_size = 14
+    hall_font_size = movie_font_size * 0.8
+    hall_font = get_font(hall_font_size)
+    movie_font = get_font(movie_font_size)
+    
+    ax.text(0.00, 1.00, date_str, fontsize=12, color='#A9A9A9',
+            ha='left', va='top', fontproperties=date_font, transform=ax.transAxes, zorder=2)
+    
+    halls = sorted(data['Hall'].unique(), key=lambda h: int(h.replace('号','')) if h else 0)
+    
+    total_lines = sum(len(data[data['Hall'] == hall]) for hall in halls) + (len(halls) - 1)
+    available_height = 0.98 - 0.05
+    line_spacing = available_height / total_lines if total_lines > 0 else 0.04
+    # movie_font_size = 14 # Moved up
+    # hall_font_size = movie_font_size * 0.8 # Moved up
+    y_position = 0.98
+    
+    for hall in halls:
+        hall_data = data[data['Hall'] == hall]
+        y_block_top = y_position
+        hall_num = hall.replace("号", "")
+        hall_text = f"${hall_num}^{{\\#}}$"
+        movie_count = 1
+        
+        for _, row in hall_data.iterrows():
+            ax.text(0.03, y_position, hall_text if movie_count == 1 else "",
+                    fontsize=hall_font_size, fontweight='bold',
+                    ha='left', va='top', fontproperties=hall_font,
+                    transform=ax.transAxes, zorder=2)
+            
+            # 获取电影名前两个字的拼音首字母
+            pinyin_abbr = get_pinyin_abbr(row['Movie'])
+            
+            # 电影名称左对齐，限制在0.2到0.6的区域内
+            ax.text(0.20, y_position, f"{movie_count}. {pinyin_abbr} {row['Movie']}",
+                    fontsize=movie_font_size, ha='left', va='top', fontproperties=movie_font,
+                    transform=ax.transAxes, zorder=2, clip_on=True,
+                    bbox=dict(boxstyle="square,pad=0.0", fc="none", ec="none", alpha=0))
+            
+            # 时间信息右对齐，固定在0.95位置
+            ax.text(0.95, y_position, f"{row['StartTime_str']} - {row['EndTime_str']}",
+                    fontsize=movie_font_size, ha='right', va='top', fontproperties=movie_font,
+                    transform=ax.transAxes, zorder=2)
+            
+            y_position -= line_spacing
+            movie_count += 1
+        
+        y_block_bottom = y_position
+        y_position -= line_spacing
+        rect = FancyBboxPatch((0.03, y_block_bottom), 0.94, y_block_top - y_block_bottom,
+                              boxstyle="round,pad=0.005,rounding_size=0.005",
+                              edgecolor='gray', facecolor='white',
+                              linewidth=0.8, zorder=1, transform=ax.transAxes)
+        ax.add_patch(rect)
+    
+    buffer = io.BytesIO()
+    plt.savefig(buffer, format='png', bbox_inches='tight', pad_inches=0.1)
+    buffer.seek(0)
+    image_base64 = base64.b64encode(buffer.getvalue()).decode()
+    plt.close(fig)
+    
+    return f"data:image/png;base64,{image_base64}"
+
+st.set_page_config(page_title="LED 屏幕时间表打印", layout="wide")
+st.title("LED 屏幕时间表打印")
+
+uploaded_file = st.file_uploader("选择打开【放映时间核对表.xls】文件", type=["xls", "xlsx"])
+
+if uploaded_file:
+    with st.spinner("正在处理中，请稍候..."):
+        schedule, date_str = process_schedule(uploaded_file)
+        if schedule is not None:
+            image = create_print_layout(schedule, date_str)
+            st.image(image, caption=f"LED 屏幕时间表 {date_str}", use_container_width=True)
+        else:
+            st.error("无法处理文件，请检查文件格式或内容是否正确。")
+
+