45 lines
1.9 KiB
Python
45 lines
1.9 KiB
Python
import streamlit as st
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from callbacks import toggle_all_video_checkboxes, callback_delete_selected_videos
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@st.fragment
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def video_management_fragment(paths):
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"""A self-contained fragment for managing and deleting project videos."""
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with st.expander("🎬 管理專案影片素材"):
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output_dir = paths["output"]
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video_files = []
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if output_dir.exists():
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video_files = sorted(
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[f for f in output_dir.iterdir() if f.suffix.lower() in ['.mp4', '.mov']],
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key=lambda f: f.stat().st_mtime,
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reverse=True
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)
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if not video_files:
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st.info("專案輸出資料夾 (`/output`) 中目前沒有影片檔。")
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else:
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all_selected = all(st.session_state.get(f"delete_cb_{f.name}", False) for f in video_files)
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if st.session_state.get('select_all_videos', False) != all_selected:
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st.session_state.select_all_videos = all_selected
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st.markdown("勾選您想要刪除的影片，然後點擊下方的按鈕。")
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st.checkbox(
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"全選/取消全選",
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key="select_all_videos",
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on_change=toggle_all_video_checkboxes,
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args=(video_files,)
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)
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with st.form("delete_videos_form"):
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for video_file in video_files:
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file_size_mb = video_file.stat().st_size / (1024 * 1024)
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st.checkbox(
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f"**{video_file.name}** ({file_size_mb:.2f} MB)",
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key=f"delete_cb_{video_file.name}"
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)
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submitted = st.form_submit_button("🟥 確認刪除選取的影片", use_container_width=True, type="primary")
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if submitted:
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callback_delete_selected_videos(paths)
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st.rerun(scope="fragment") |